CN106192658A - The pavement structure of traffic route - Google Patents

The pavement structure of traffic route Download PDF

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Publication number
CN106192658A
CN106192658A CN201610592822.2A CN201610592822A CN106192658A CN 106192658 A CN106192658 A CN 106192658A CN 201610592822 A CN201610592822 A CN 201610592822A CN 106192658 A CN106192658 A CN 106192658A
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CN
China
Prior art keywords
road
steel
steel plate
longitudinal
mixed combination
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Pending
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CN201610592822.2A
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Chinese (zh)
Inventor
孙雪伟
陈李峰
耿磊
杨响
吕浩
卢泽红
周凯
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Road Jiangsu New Material Development In Science And Technology Co Ltd
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Road Jiangsu New Material Development In Science And Technology Co Ltd
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Application filed by Road Jiangsu New Material Development In Science And Technology Co Ltd filed Critical Road Jiangsu New Material Development In Science And Technology Co Ltd
Priority to CN201610592822.2A priority Critical patent/CN106192658A/en
Publication of CN106192658A publication Critical patent/CN106192658A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00Details of pavings
    • E01C11/02Arrangement or construction of joints; Methods of making joints; Packing for joints
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00Details of pavings
    • E01C11/16Reinforcements
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C7/00Coherent pavings made in situ
    • E01C7/08Coherent pavings made in situ made of road-metal and binders
    • E01C7/32Coherent pavings made in situ made of road-metal and binders of courses of different kind made in situ

Abstract

The present invention relates to the pavement structure of a kind of traffic route, the pavement structure of traffic route of the present invention includes steel reinforced concrete combination road surface, asphalt concrete pavement and the basic unit being arranged on steel reinforced concrete combination road surface, asphalt concrete pavement, in described basic unit, making has steel reinforced concrete combination road surface and asphalt concrete pavement, it is provided with the lane segmentation line arranged along road bearing of trend between described steel reinforced concrete combination road deck and bituminous paving, at the outer ledge on described steel reinforced concrete combination road surface, is provided with curb.The pavement structure of traffic route of the present invention, improves the traffic capacity of road and the pavement structure of the traffic route in service life.

Description

The pavement structure of traffic route
Technical field
The present invention relates to the pavement structure of a kind of traffic route.
Background technology
The road surface form of China's highway mainly has two kinds of forms, i.e. bituminous paving and steel-mixed combination road deck, two kinds Road surface form is respectively arranged with its advantage.The advantage of bituminous paving is surfacing seamless, and driving vibration is little, and noise is low, open to traffic Hurry up, maintenance is easy, is suitable for road surface stage construction, is the important feature form on China road surface;Its shortcoming be temperature sensitivity relatively High.Summer intensity decline, if control bad meeting make road surface feel like jelly bellding or passage shear fracture destroy emulsified asphalt, Colophonium material during low temperature Material becomes fragile and may cause pavement cracking, during summer high temperature due under high temperature bituminous paving temperature poor, carry big vehicle work at axle With lower generation plastic deformation, it is easy to driving rut, the formation of rut have impact on comfortableness and the safety of formation.Steel-mixed group The advantage closing road deck is that rigidity is big, and bearing capacity is strong;Durability, heat-resisting quantity are strong;Bending tensile strength is high, fatigue life is long; Service life length and be a kind of environment-friendly type road surface.Bituminous paving is mainly as highway and the road of high-grade road at present Face form, steel-mixed combination road deck is for inferior grade road.
Along with growing with each passing day of China's volume of traffic, vehicle axle weight develops to large-tonnage, and the use of new technique, automotive performance is not Disconnected raising, speed also develops to high speed direction, and bituminous paving is as the main road surface form of highway or high-grade highway, road Pass through on road fast car, the truck that speed is low, load-carrying is big.On the one hand, traffic is blended on road, will certainly Cause the vehicle that speed is low to hinder the vehicle pass-through that speed is high, greatly reduce the traffic capacity of road;On the other hand, axle weight Big automobile travels on bituminous paving, due to bituminous paving poor stability in high temperature environments, under Vehicle Load, special It not under the effect of truck, easily form rut, thus affect comfortableness and the safety of driving.
Summary of the invention
For solving above-mentioned technical problem, it is an object of the invention to provide one and make full use of steel-mixed combination road deck rigidity Greatly, bearing capacity strong, Bitumen Concrete Pavement Smoothness is high, comfortable etc. advantage of driving a vehicle, and is separately travelled by vehicle, improves The traffic capacity on road and the pavement structure of the traffic route in service life.
The pavement structure of traffic route of the present invention, including steel-mixed combination road surface, asphalt concrete pavement and be arranged on steel- Basic unit on mixed combination road surface, asphalt concrete pavement, in described basic unit, making has steel-mixed combination road surface and asphaltic concrete road Face, described steel-be provided with, between mixed combination road deck and bituminous paving, the lane segmentation line arranged along road bearing of trend, described It is provided with curb at the outer ledge on steel-mixed combination road surface;
Described steel-mixed combination road surface includes that the steel the most identical by the multiple rows of structure-mixed combination road deck being laid in basic unit is assembled The monoblock type road surface of composition, all by the connection of multiple tracks longitudinal direction dowel steel between steel described in the most adjacent two rows-mixed combination road deck Being integrated, described in multiple tracks, longitudinal dowel steel is laid at grade from left to right;Often arrange described steel-mixed combination road deck by The rectangle road deck that polylith is laid on same plane is assembled, and described in polylith, the structure of rectangle road deck is the most identical with size And it lays from left to right along the width of institute's construction road, described longitudinal expansion joint is along the length side of institute's construction road To laying, all connected as one, described in multiple tracks by multiple tracks pass force crossly bar between the adjacent two pieces of described rectangle road decks in left and right Pass force crossly bar is laid at grade from front to back;Before and after before and after longitudinal dowel steel described in per pass, two ends are individually fixed in In adjacent two described rectangle road decks, the two ends, left and right of pass force crossly bar described in per pass are individually fixed in adjacent two institutes in left and right State in rectangle road deck, between steel described in the most adjacent two rows-mixed combination road deck, be provided with one transverse expansion joint, described Transverse expansion joint is laid along the width of institute's construction road;Often arrange the adjacent two pieces of institutes in left and right in described steel-mixed combination road deck State and between rectangle road deck, be provided with one longitudinal expansion joint;Described transverse expansion joint, longitudinal expansion joint all offer platform Rank type structure, adjacent or the most adjacent two steel in left and right-mixed combination road deck has the steel being mutually matched-mixed group of ledge structure Close road deck lower plate and steel-mixed combination road deck upper plate;Steel-mixed combination road deck lower plate and steel-mixed combination road deck upper plate it Between stepped ramp type seam stepped locations at be equipped with sealing coat;The length of described sealing coat is identical with the length of step, sealing coat It is positioned at the 1/2 of steel-mixed thickness combining road deck plate;The upper seam of described stepped ramp type seam and the degree of depth of lower seam are The 1/2 of steel-mixed combination road deck plate thickness;Described steel-mixed combination road deck lower plate and the centre of steel-mixed combination road deck upper plate All adding the stiffener of a length of length of bench 2 times, one end of stiffener is positioned at the seam crossing of stepped ramp type seam;Described Steel-lay enhancement Layer between mixed combination road deck lower plate and support basic unit;
Described rectangle road deck includes grid-like skeleton and is watered by pouring the concrete formed in grid-like intraskeletal concrete The upper surface flush of building structure, the upper surface of described concrete pouring structure and described grid-like skeleton, described palisade skeleton Pour with concrete pouring structure and be integrated;Described grid-like skeleton includes square shape framework and is laid in described square shape framework Internal grid framework, described square shape framework is identical with the height of described grid framework and the two is laid in same level On;Described square shape framework is formed by connecting by the horizontal steel plate of twice first and the longitudinal steel plate of twice first, and described in twice, first is horizontal The most identical with size to the structure of steel plate, described in twice, the structure of first longitudinal steel plate is the most identical with size, described in twice first Longitudinal steel plate is respectively the longitudinal steel plate in left side and is positioned at the right side longitudinal direction steel plate on the right side of the longitudinal direction steel plate of described left side;Described grill frame The second horizontal steel plate and the second longitudinal steel plate splicing laid from left to right by multiple tracks that frame is laid from front to back by multiple tracks form, The structure of the second horizontal steel plate described in multiple tracks and size is the most identical and it is all laid in described in twice between first longitudinal steel plate is many The structure of second longitudinal steel plate described in road and size is the most identical and it is all laid in described in twice between the first horizontal steel plate, per pass Described second horizontal steel plate is all fastenedly connected with described in multiple tracks second longitudinal steel plate and is integrated;First horizontal steel plate described in twice, Second longitudinal steel plate described in second horizontal steel plate described in first longitudinal steel plate, multiple tracks described in twice and multiple tracks all in vertical to cloth If the second horizontal steel plate described in the first horizontal steel plate described in twice and multiple tracks is all laid along the width of institute's construction road, two Second longitudinal steel plate described in first longitudinal steel plate described in road and multiple tracks is all laid along the length direction of institute's construction road;Described in twice The middle part of the first horizontal steel plate all has multiple the first reserving hole installed respectively for dowel steel longitudinal described in multiple tracks;
Adjacent two the described rectangle road decks in left and right are respectively left side road deck and are positioned at the right side on the right side of the road deck of described left side Road deck, in the middle part of the right side longitudinal direction steel plate of described left side road deck and in the middle part of the described left side longitudinal direction steel plate of described right side road deck All have multiple the second reserving hole installed respectively for multiple tracks pass force crossly bar;
Described steel-mixed combination road surface is equipped with 3cm~4cm vermiculite concrete thermal resistance laying;
Described bituminous paving includes particulate formula asphalt uplayer, coarse grain formula Colophonium cutting optimal and is arranged on particulate formula Colophonium Surface layer in middle grain formula Colophonium between upper layer and coarse grain formula Colophonium cutting optimal;Wherein said particulate formula asphalt uplayer is by broken Stone gathers materials the gravel aggregate layer constituted, and the gap of gravel aggregate layer filled by modified asphalt binders, gravel aggregate layer and changing Property asphalt binder the above sodium chloride being equipped with the hydrophobic treatment in advance being made up of the sodium chloride particle of first hydrophobic treatment Granulosa;In described middle grain formula Colophonium, surface layer is to be formed by the middle grain formula dense-graded asphalt concrete making that thickness is 5cm, described in Grain formula dense-graded asphalt concrete is the AC-20 bituminous concrete of voidage 5-6.5%, and described coarse grain formula Colophonium cutting optimal is served as reasons Described flexbile base is formed by the coarse grain formula open gradation bitumen stability macadam mixture making that thickness is 10cm-12cm, described slightly Grain formula open gradation bitumen stability macadam mixture is the ATPB-30 bitumen stability macadam mixture that voidage is more than 20%.
Further, the contact surface of described steel-mixed combination road surface, asphalt concrete pavement and basic unit is road surface interlayer, It is characterized in that, along vertical section of road surface direction, the lower surface of basic unit and steel-mixed combination road surface, upper table of asphalt concrete pavement Face i.e. road surface interlayer is intercalation formula fit structure.
Further, steel-mixed combination road surface, the upper surface of asphalt concrete pavement have concave configuration, the lower surface of basic unit There are the lower male structure coordinated with this concave configuration, described steel-mixed combination road surface, the concave configuration of asphalt concrete pavement and base Layer lower male structure be shaped as arc, trapezoidal, triangle or uniform spherical cap structure;Or
Steel-mixed combination road surface, the upper surface of asphalt concrete pavement have convex configuration, the lower surface of basic unit have with this on umbo The fovea superior structure that structure coordinates, described steel-mixed combination road surface, the convex configuration of asphalt concrete pavement and the fovea superior structure of basic unit Be shaped as arc, trapezoidal, triangle or uniform spherical cap structure;Or
Steel-mixed combination road surface, the upper surface of asphalt concrete pavement have recessed and convex configuration, and the lower surface of basic unit has and is somebody's turn to do Recessed and convex configuration is convex and fovea superior structure under coordinating, described steel-mixed combination road surface, asphalt concrete pavement recessed and on Under male structure and basic unit, convex and fovea superior structure is shaped as arc, trapezoidal, triangle or uniform spherical cap structure.
Further, in described steel-mixed combination road surface, be equipped with between described basic unit and asphalt concrete pavement many The root length degree steel band suitable with road width is provided with electric heater unit, and described electric heater unit electrically connects with power supply, described Steel band interval arrange.
Further, described electric heater unit is that heat tape, electricity add rod, electrical heating dope layer or electrical heating net.
Further, being provided with FRP cloth waterproof layer between asphalt concrete pavement and basic unit, described FRP cloth waterproof layer is arranged Above electric heater unit.
Further, the gravel aggregate of described composition gravel aggregate layer dispenses quality is 12~14kg/m2;Described modified drip Blue or green binder (2) chooses the one in SBS modified pitch or rubber powder modified asphalt, and spraying thickness is 4~5mm;Described change 25 DEG C of needle penetrations P (25 DEG C, 100g, 5s) of property asphalt binder are at 60~80 (0.1mm), and softening point is not less than 55 DEG C, 25 DEG C Elastic return is not less than 65%.
Further, the spreading of sodium chloride particle of hydrophobic treatment in advance in the sodium chloride particle layer of described hydrophobic treatment in advance Cloth quality is 3.5~4.5kg/m2, and the sodium chloride particle particle diameter of described hydrophobic treatment in advance is 3~5mm, and sodium chloride purity exists More than 85%;Described gravel aggregate layer (1) by gravel aggregate be particle diameter be 9.5~13.2mm single graded broken stone constitute, faller gill Shape content≤15%, crush values≤14%.
Further, described square shape framework is formed by the horizontal steel plate of twice first and the longitudinal Plate Welding of twice first; In described grid framework, the two ends, left and right of the second horizontal steel plate described in multiple tracks are respectively welded and are fixed on first longitudinal steel described in twice On the medial wall of plate, before and after second longitudinal steel plate described in multiple tracks, two ends are respectively welded and are fixed on the first horizontal steel plate described in twice Medial wall on;In described grid framework, described in the second horizontal steel plate described in multiple tracks and multiple tracks, second longitudinal steel plate is inserted by draw-in groove Dress is integrated;Second horizontal steel plate described in per pass is all inserted on second longitudinal steel plate described in multiple tracks, and described in per pass, second longitudinally Steel plate top all has multiple upper draw-in groove, and the structure of multiple described upper draw-in grooves is the most identical with size;Second horizontal steel described in per pass Plate bottom all has multiple lower bayonet slot, and the structure of multiple described lower bayonet slots is the most identical with size.
Further, being filled with joint sealing material in described transverse expansion joint, longitudinal expansion joint, described joint sealing material is by water Mud, quartz sand, pigment, metal salts of organic acids are mixed by the mass ratio of 100: 180: 4.5: 3.2;Described sealing coat is plastics Thin film or Colophonium oil reservoir;Described enhancement Layer is steel plate or plank.
By such scheme, the present invention at least has the advantage that
The present invention is the mode that longitudinal rigid road surface combines with flexible pavement, and the low vehicle of general speed is at the right side row of road Sailing, at right side making is steel-mixed combination road surface, belongs to rigid pavement, and it can meet the vehicle pass-through that load-carrying is big, traffic is divided Leave, decrease the big automobile of load-carrying and travel on bituminous paving, decrease the formation of asphalt pavement rut, will be at a high speed with low Speed Vehicles separation, improves the traffic capacity of road.
Steel of the present invention-mixed combination road surface, simple in construction, reasonable in design and easy construction, input cost is relatively low.Grid-like bone The longitudinal steel plate of employed in frame first.Second horizontal steel plate.Second longitudinal steel plate and the second horizontal steel plate all can enter in factory Row batch is prefabricated, during construction construction, both can be in factory's assembly welding, it is possible to be rapidly completed assembled welding at the construction field (site), thus Work progress is simple, it is convenient to realize, and efficiency of construction is high, and duration can be greatly shortened.Rectangle road deck simple in construction and being subject to Power is reasonable, uses polylith rectangle road deck assembly to form overall road surface, uses the rectangle road deck of this small plate to be possible not only to Reduce load stress at the bottom of plate, and be obviously reduced than temperature-warping stress and the temperature fatigue stress of conventional plate block road.Therefore, The present invention is to effectively reduce the effective form of temperature stress and load stress.The road deck rigidity of structure is big, and part of the force is by steel Plate forms peripheral frame, then concrete is filled out in filling, not only improves the rigidity of core space concrete, and the integral rigidity of road deck also enters one Step improves, and service life is long, generally more than 40 years, and is made without structural strengthening, decreases road maintenance and Yin Wei The traffic delays repaiied and bring, remarkable in economical benefits.
Asphalt concrete pavement of the present invention, first sodium chloride particle carry out surface hydrophobicity process in advance, can effectively prevent Only store the loss of salt component, release has controllability;Secondly sodium chloride particle apparent density is 2.0~2.2g/cm3, broken 2.6~2.7g/cm3, there is certain density contrast between the two so that surface in the sealing after spreading in stone apparent density of gathering materials Sodium chloride particle is more, adds the capillary pressure that tire friction and tire pressure effect produce so that stores salt component and is ground with or separates out, There is obvious deicing effect;It addition, salt-sealed layer pavement structure Costco Wholesale is low, construction technology is simple, though salt-sealed layer Deicing effect declines or destroyed, also will not destroy asphalt surface layer main body, and economic serviceability is strong, and ice area is coagulated on road surface in the winter time Have broad application prospects.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention, And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pavement structure of traffic route of the present invention;
Fig. 2 is the structural representation of the steel-mixed combination road deck of the pavement structure of traffic route of the present invention.
Fig. 3 is the structural representation of second longitudinal steel plate of the pavement structure of traffic route of the present invention;
Fig. 4 is the structural representation of the second horizontal steel plate of the pavement structure of traffic route of the present invention;
Fig. 5 is the structural representation of first longitudinal steel plate of the pavement structure of traffic route of the present invention;
Fig. 6 is steel-mixed combination road surface, asphalt concrete pavement and the contact surface of basic unit of the pavement structure of traffic route of the present invention Structural representation.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is described in further detail.Hereinafter implement Example is used for illustrating the present invention, but is not limited to the scope of the present invention.
Seeing Fig. 1, the pavement structure of the present embodiment traffic route, including steel-mixed combination road surface, asphalt concrete pavement 6 With the basic unit 5 being arranged on steel-mixed combination road surface, asphalt concrete pavement 6, in described basic unit 5, making has steel-mixed combination road surface 1 and asphalt concrete pavement 2, described steel-be provided with between mixed combination road surface 1 and bituminous paving 2 is arranged along road bearing of trend Lane segmentation line 4, be provided with curb 3 at the outer ledge on described steel-mixed combination road surface 1.
Seeing Fig. 2 to 5, described steel-mixed combination road surface includes the steel the most identical by multiple rows of structure that be laid in basic unit-mixed Combine the monoblock type road surface that road deck is assemblied to form, between steel described in the most adjacent two rows-mixed combination road deck, all pass through multiple tracks Longitudinal dowel steel 1-5 connects as one, and described in multiple tracks, longitudinal dowel steel 1-5 lays at grade from left to right.Often arrange institute State the rectangle road deck 1-7 that steel-mixed combination road deck is laid on same plane by polylith assembled, rectangle described in polylith The structure of road deck 1-7 is the most identical with size and it is laid from left to right along the width of institute's construction road, described vertical Lay along the length direction of institute's construction road to expansion joint 1-2, all pass through between the adjacent two pieces of described rectangle road deck 1-7 in left and right Multiple tracks pass force crossly bar 2-2 connects as one, and described in multiple tracks, pass force crossly bar 2-2 lays at grade from front to back.Often Before and after before and after longitudinal dowel steel 1-5 described in road, two ends are individually fixed in adjacent two described rectangle road deck 1-7, per pass institute The two ends, left and right stating pass force crossly bar 2-2 are individually fixed in adjacent two the described rectangle road deck 1-7 in left and right.The most adjacent two Arranging and be provided with one transverse expansion joint 1-1 between described steel-mixed combination road deck, described transverse expansion joint 1-1 is along being constructed The width of road is laid, and often arranges in described steel-mixed combination road deck between the adjacent two pieces of described rectangle road deck 1-7 in left and right Being provided with one longitudinal expansion joint 1-2, described transverse expansion joint, longitudinal expansion joint all offer stepped ramp type structure, left and right Two adjacent or the most adjacent steel-mixed combination road deck has the steel being mutually matched-mixed combination road deck lower plate of ledge structure With steel-mixed combination road deck upper plate;Stepped ramp type seam between steel-mixed combination road deck lower plate and steel-mixed combination road deck upper plate Stepped locations at be equipped with sealing coat;The length of described sealing coat is identical with the length of step, and sealing coat is positioned at steel-mixed combination At the 1/2 of the thickness of road deck plate;The upper seam of described stepped ramp type seam and the degree of depth of lower seam are steel-mixed combination road deck The 1/2 of plate thickness;The centre of described steel-mixed combination road deck lower plate and steel-mixed combination road deck upper plate all adds a length of The stiffener that rank length is 2 times, one end of stiffener is positioned at the seam crossing of stepped ramp type seam;Described steel-mixed combination road deck Enhancement Layer is laid between lower plate and support basic unit.During practice of construction, it is filled with in described transverse expansion joint, longitudinal expansion joint Joint sealing material, described joint sealing material is to be mixed by the mass ratio of 100: 180: 4.5: 3.2 by cement, quartz sand, pigment, metal salts of organic acids Conjunction forms;Described sealing coat is plastic sheeting or Colophonium oil reservoir.Described enhancement Layer is steel plate or plank so that steel-mixed combination road Panel lower plate is not more than the steel-mixed combination road surface upper plate sedimentation value at seam crossing in the sedimentation of seam crossing.
Steel-mixed combination road deck seam has been made 2 seams mutually staggered, i.e. stepped ramp type seam by the present embodiment, Can avoid rainwater pass through seam directly under be seeped among support basic unit, prevent supporting basic unit and dropped by intensity after the erosion of water Low, it is to avoid to produce purt mud phenomenon.Length is added in the middle of the steel of the present embodiment-mixed combination road surface lower plate and steel-mixed combination road surface upper plate Degree is the stiffener of length of bench 2 times so that after arranging stiffener, thickness only has original steel-mixed combination road deck thickness The load ability to bear that the concrete slab of 1/2 has with raw steel-mixed combination road deck is identical so that it is occurring basic unit uneven heavy There is during fall enough strength support vehicular loads, prevent faulting of slab ends phenomenon between the plate caused because seam crossing dowel steel lost efficacy.This Embodiment steel-lay one layer of enhancement Layer between mixed combination road surface lower plate and support basic unit, enhancement Layer can be that one layer of intensity is more than Foundation base intension and the good material (such as: steel plate, plank) of plate body so that steel-mixed combination road surface lower plate seam crossing sedimentation not More than steel-mixed combination road surface upper plate at the sedimentation value of seam crossing;And in the sedimentation of seam crossing bottom steel-mixed combination road surface upper plate Value is more than steel-mixed combination road surface lower plate when the sedimentation of seam crossing, and the steel of stepped ramp type seam crossing-mixed combination road surface lower plate will support Live steel-mixed combination road surface upper plate, reduce and control to produce settlement difference between steel-mixed combination road deck so that seam both sides cannot Form faulting of slab ends, it is ensured that the comfortableness of driving and safety.
Described rectangle road deck 1-7 includes grid-like skeleton 1-4 and by the concrete shape poured in grid-like skeleton 1-4 The concrete pouring structure 3 become, the upper surface of described concrete pouring structure 3 is equal with the upper surface of described grid-like skeleton Together, described palisade skeleton 1-3 and concrete pouring structure 3 pour and are integrated.Described grid-like skeleton 1-4 includes square shape framework Be laid in the grid framework of described square shape lower portion, described square shape framework identical with the height of described grid framework and The two is laid in same level.Described square shape framework is by the horizontal steel plate 4-1 of twice first and the longitudinal steel plate of twice first 4-2 is formed by connecting, and described in twice, the structure of the first horizontal steel plate 4-1 is the most identical with size, first longitudinal steel plate 4-2 described in twice Structure the most identical with size, first longitudinal steel plate 4-2 described in twice is respectively the longitudinal steel plate in left side and is positioned at described left side and indulges Right side longitudinal direction steel plate on the right side of steel plate.The second horizontal steel plate 4-3 that described grid framework is laid from front to back by multiple tracks and by The second horizontal steel plate 4-4 that multiple tracks is laid from left to right is spliced, the structure of the second horizontal steel plate 4-3 described in multiple tracks and size The most identical and its be all laid in described in twice between first longitudinal steel plate 4-2, the structure of the second horizontal steel plate 4-4 described in multiple tracks with Size is the most identical and it is all laid in described in twice between the first horizontal steel plate 4-1, the second horizontal steel plate 4-3 described in per pass all with Described in multiple tracks, the second horizontal steel plate 4-4 is fastenedly connected and is integrated.Described in first horizontal steel plate 4-1, twice described in twice, first indulges To the second horizontal steel plate 4-4 described in the described in steel plate 4-2, multiple tracks second horizontal steel plate 4-3 and multiple tracks all in vertically to laying, twice Second horizontal steel plate 4-3 described in described first horizontal steel plate 4-1 and multiple tracks all lays along the width of institute's construction road, twice Second horizontal steel plate 4-4 described in described first longitudinal steel plate 4-2 and multiple tracks all lays along the length direction of institute's construction road.Twice The middle part of the described first horizontal steel plate 4-1 all has multiple reserved for described in multiple tracks the first of longitudinal direction dowel steel 1-5 installation respectively Hole 5-1.
Adjacent two the described rectangle road deck 1-7 in left and right are respectively left side road deck and are positioned on the right side of the road deck of described left side Right side road deck, in the middle part of the right side longitudinal direction steel plate of described left side road deck and the described left side longitudinal direction steel of described right side road deck Multiple the second reserving hole installed respectively is all had for multiple tracks pass force crossly bar 2-2 in the middle part of plate.
In the present embodiment, the described first horizontal steel plate 4-1, the first longitudinal steel plate 4-2, the second horizontal steel plate 4-3 and second Laterally the thickness of slab of steel plate 4-4 is the most identical.Further, the first reserving hole 5-1 and described second reserving hole be circle and the two Aperture identical.
In the present embodiment, described square shape framework is by the horizontal steel plate 4-1 of twice first and twice first longitudinal steel plate 4-2 weldering Connect and form.In described grid framework, the two ends, left and right of the second horizontal steel plate 4-3 described in multiple tracks are respectively welded and are fixed on described in twice On the medial wall of first longitudinal steel plate 4-2, before and after the second horizontal steel plate 4-4 described in multiple tracks, two ends are respectively welded and are fixed on twice On the medial wall of the described first horizontal steel plate 4-1.
In the present embodiment, the second horizontal steel described in the second horizontal steel plate 4-3 described in multiple tracks and multiple tracks in described grid framework Plate 4-4 is integrated by draw-in groove plug-in mounting.
Second horizontal steel plate 4-3 described in per pass is all inserted on the second horizontal steel plate 4-4 described in multiple tracks, described in per pass second Laterally steel plate 4-4 top all has multiple upper draw-in groove 6-1, and the structure of multiple described upper draw-in groove 6-1 is the most identical with size.Per pass institute Stating the second horizontal steel plate 4-3 bottom and all have multiple lower bayonet slot 6-2, the structure of multiple described lower bayonet slot 6-2 is the most identical with size.
In the present embodiment, described upper draw-in groove 6-1 and lower bayonet slot 6-2 is strip groove and the structure of the two and size is homogeneous With.
In the present embodiment, described square shape lower portion is divided into multiple square concrete by described grid framework and waters Build district.In described grid framework, the second horizontal steel plate 4-3 described in multiple tracks is in uniformly laying, and the second horizontal steel plate 4-described in multiple tracks 4 in uniformly laying, described in the most adjacent twice between the second horizontal steel plate 4-3 and the second horizontal steel described in the adjacent twice in left and right Spacing between plate 4-4 is 20cm~30cm.Correspondingly, multiple described upper draw-in groove 6-1 and multiple described lower bayonet slot 6-2 all in Uniformly lay, and the spacing phase between adjacent two described upper draw-in groove 6-1 and between adjacent two described lower bayonet slot 6-2 With.
Actual add man-hour, the second horizontal steel described in the second horizontal steel plate 4-3 described in multiple tracks and multiple tracks in described grid framework After plate 4-4 is integrated by draw-in groove plug-in mounting, the second horizontal steel plate 4-3 described in per pass is all horizontal with described in multiple tracks second with welding manner To the fixing connection of steel plate 4-4.
In the present embodiment, the structure of longitudinal dowel steel 1-5 described in multiple tracks is the most identical with size and it is in uniformly laying, multiple tracks The structure of described pass force crossly bar 2-2 is the most identical with size and it is in uniformly laying, longitudinal dowel steel described in the adjacent twice in left and right Spacing between pass force crossly bar 2-2 is 20cm~30cm between 1-5 and described in the most adjacent twice.
In the present embodiment, described longitudinal dowel steel 1-5 and pass force crossly bar 2-2 be diameter of phi 21-3mm~Φ 38mm and Length 35mm~the round bar of 60mm.
Time actually used, can according to specific needs, to longitudinal dowel steel 1-5 and the used round steel of pass force crossly bar 2-2 The size of muscle adjusts accordingly.
In the present embodiment, described concrete pouring structure 3 is by the pea gravel concreten shape poured in grid-like skeleton 1-4 The xoncrete structure become.
In the present embodiment, longitudinal expansion joint 1-2 described in the multiple tracks in multiple rows of described steel-mixed combination road deck is connected as one Body.
During practice of construction, first process grid-like skeleton 4, and install on grid-like skeleton 4 longitudinal dowel steel 2-1 and Pass force crossly bar 2-2, then casting concrete form concrete pouring structure 3 in the grid-like skeleton 4 machined.Treat one Arrange after in described steel-mixed combination road deck, each piece of rectangle road deck 7 has all been constructed, adjacent two pieces of described rectangle road surfaces in left and right Construct between plate 7 longitudinal expansion joint 1-2, and after steel described in the most adjacent two rows-mixed combination road deck has all been constructed, Construction transverse expansion joint 1-1 between steel described in the most adjacent two rows-mixed combination road deck.Treat that described steel-mixed combination road deck is executed After work completes, by backward front surface layer of constructing on the steel constructed-mixed combination road deck.
Described steel-mixed combination road surface includes the steel the most identical by the multiple rows of structure-mixed combination road deck being laid in basic unit The monoblock type road surface being assemblied to form, all by multiple tracks longitudinal direction dowel steel between steel described in the most adjacent two rows-mixed combination road deck Connecting as one, described in multiple tracks, longitudinal dowel steel is laid at grade from left to right;Often arrange described steel-mixed combination road deck The rectangle road deck being laid on same plane by polylith is assembled, and structure and the size of rectangle road deck described in polylith are equal Identical and its lay from left to right along the width of institute's construction road, described longitudinal expansion joint is along the length of institute's construction road Degree direction is laid, and is all connected as one by multiple tracks pass force crossly bar, multiple tracks between the adjacent two pieces of described rectangle road decks in left and right Described pass force crossly bar is laid at grade from front to back;Before and after longitudinal dowel steel described in per pass, two ends are individually fixed in In the most adjacent two described rectangle road decks, the two ends, left and right of pass force crossly bar described in per pass are individually fixed in left and right adjacent two In individual described rectangle road deck, between steel described in the most adjacent two rows-mixed combination road deck, it is provided with one transverse expansion joint, Described transverse expansion joint is laid along the width of institute's construction road;Often arrange left and right adjacent two in described steel-mixed combination road deck One longitudinal expansion joint it is provided with between rectangle road deck described in block;Described transverse expansion joint, longitudinal expansion joint are all offered Have stepped ramp type structure, adjacent or the most adjacent two steel in left and right-mixed combination road deck have the steel being mutually matched of ledge structure- Mixed combination road deck lower plate and steel-mixed combination road deck upper plate;In steel-mixed combination road deck lower plate and steel-mixed combination road deck It is equipped with sealing coat at the stepped locations of stepped ramp type seam between plate;The length of described sealing coat is identical with the length of step, every Absciss layer is positioned at the 1/2 of the thickness of steel-mixed combination road deck plate;The upper seam of described stepped ramp type seam and the degree of depth of lower seam are equal For steel-mixed combination road deck plate thickness 1/2;In described steel-mixed combination road deck lower plate and steel-mixed combination road deck upper plate Between all add the stiffener of a length of length of bench 2 times, one end of stiffener is positioned at the seam crossing of stepped ramp type seam;Described Steel-lay enhancement Layer between mixed combination road deck lower plate and support basic unit;
Described rectangle road deck includes grid-like skeleton and is watered by pouring the concrete formed in grid-like intraskeletal concrete The upper surface flush of building structure, the upper surface of described concrete pouring structure and described grid-like skeleton, described palisade skeleton Pour with concrete pouring structure and be integrated;Described grid-like skeleton includes square shape framework and is laid in described square shape framework Internal grid framework, described square shape framework is identical with the height of described grid framework and the two is laid in same level On;Described square shape framework is formed by connecting by the horizontal steel plate of twice first and the longitudinal steel plate of twice first, and described in twice, first is horizontal The most identical with size to the structure of steel plate, described in twice, the structure of first longitudinal steel plate is the most identical with size, described in twice first Longitudinal steel plate is respectively the longitudinal steel plate in left side and is positioned at the right side longitudinal direction steel plate on the right side of the longitudinal direction steel plate of described left side;Described grill frame The second horizontal steel plate and the second longitudinal steel plate splicing laid from left to right by multiple tracks that frame is laid from front to back by multiple tracks form, The structure of the second horizontal steel plate described in multiple tracks and size is the most identical and it is all laid in described in twice between first longitudinal steel plate is many The structure of second longitudinal steel plate described in road and size is the most identical and it is all laid in described in twice between the first horizontal steel plate, per pass Described second horizontal steel plate is all fastenedly connected with described in multiple tracks second longitudinal steel plate and is integrated;First horizontal steel plate described in twice, Second longitudinal steel plate described in second horizontal steel plate described in first longitudinal steel plate, multiple tracks described in twice and multiple tracks all in vertical to cloth If the second horizontal steel plate described in the first horizontal steel plate described in twice and multiple tracks is all laid along the width of institute's construction road, two Second longitudinal steel plate described in first longitudinal steel plate described in road and multiple tracks is all laid along the length direction of institute's construction road;Described in twice The middle part of the first horizontal steel plate all has multiple the first reserving hole installed respectively for dowel steel longitudinal described in multiple tracks;
Adjacent two the described rectangle road decks in left and right are respectively left side road deck and are positioned at the right side on the right side of the road deck of described left side Road deck, in the middle part of the right side longitudinal direction steel plate of described left side road deck and in the middle part of the described left side longitudinal direction steel plate of described right side road deck All have multiple the second reserving hole installed respectively for multiple tracks pass force crossly bar;
Described steel-mixed combination road surface is equipped with 3cm~4cm vermiculite concrete thermal resistance laying;
Described bituminous paving includes particulate formula asphalt uplayer 2-1, coarse grain formula Colophonium cutting optimal 2-3 and is arranged on particulate Surface layer 2-2 in middle grain formula Colophonium between formula asphalt uplayer and coarse grain formula Colophonium cutting optimal;On wherein said particulate formula Colophonium Surface layer is the gravel aggregate layer being made up of gravel aggregate, and the gap of gravel aggregate layer is filled by modified asphalt binders, rubble collection The bed of material and the above of modified asphalt binders are equipped with the hydrophobic treatment in advance being made up of the sodium chloride particle of first hydrophobic treatment Sodium chloride particle layer;In described middle grain formula Colophonium, surface layer is by the middle grain formula dense-graded asphalt concrete making that thickness is 5cm Forming, described middle grain formula dense-graded asphalt concrete is the AC-20 bituminous concrete of voidage 5-6.5%, and described coarse grain formula drips Blue or green cutting optimal is by the coarse grain formula open gradation bitumen stability macadam mixture making that thickness is 10cm-12cm by described flexbile base Forming, described coarse grain formula open gradation bitumen stability macadam mixture is the ATPB-30 Asphalt Stabilized Macadam that voidage is more than 20% Compound.
This separate type road is the mode that longitudinal rigid road surface combines with flexible pavement, and the vehicle that general speed is low exists The right travel of road, at right side making is steel-mixed combination road surface 1, belongs to rigid pavement, and it can meet the vehicle that load-carrying is big Current, traffic is separated, decreases the big automobile of load-carrying and travel on bituminous paving, decrease the shape of asphalt pavement rut Become, by separating with slow-moving vehicle at a high speed, improve the traffic capacity of road.
Embodiment 2
As shown in Figure 6, the pavement structure of the present embodiment traffic route, on the basis of embodiment 1, described steel-mixed combination road The contact surface of face, asphalt concrete pavement and basic unit is road surface interlayer, it is characterised in that along vertical section of road surface direction, basic unit Lower surface is intercalation formula fit structure with steel-mixed combination road surface, the upper surface i.e. road surface interlayer of asphalt concrete pavement.
In the present embodiment, steel-mixed combination road surface, the upper surface of asphalt concrete pavement have concave configuration, the lower surface of basic unit There are the lower male structure coordinated with this concave configuration, described steel-mixed combination road surface, the concave configuration of asphalt concrete pavement and base Layer lower male structure be shaped as arc, trapezoidal, triangle or uniform spherical cap structure;Or
Steel-mixed combination road surface, the upper surface of asphalt concrete pavement have convex configuration, the lower surface of basic unit have with this on umbo The fovea superior structure that structure coordinates, described steel-mixed combination road surface, the convex configuration of asphalt concrete pavement and the fovea superior structure of basic unit Be shaped as arc, trapezoidal, triangle or uniform spherical cap structure;Or
Steel-mixed combination road surface, the upper surface of asphalt concrete pavement have recessed and convex configuration, and the lower surface of basic unit has and is somebody's turn to do Recessed and convex configuration is convex and fovea superior structure under coordinating, described steel-mixed combination road surface, asphalt concrete pavement recessed and on Under male structure and basic unit, convex and fovea superior structure is shaped as arc, trapezoidal, triangle or uniform spherical cap structure.
The present embodiment makes road surface interlayer form embedded texture structure (curved surface stricture of vagina along vertical section (section of direction of traffic) is upper Reason structure), this intercalation formula texture structure is possible not only to increase steel-mixed combination road surface, asphalt concrete pavement and basic unit Contact area, and basic unit forms embedded fit structure with steel-mixed combination road surface, asphalt concrete pavement, makes road surface interlayer Direction of traffic forms contact of incline plane, such that it is able to hinder steel-mixed combination road surface, asphalt concrete pavement to make in horizontal load With the horizontal displacement on down train direction, improve adhesive property and the anti-shear ability of road surface interlayer under horizontal load effect.
Embodiment 3
The pavement structure of the present embodiment traffic route, on the basis of embodiment 2, in described steel-mixed combination road surface, described The steel band being equipped with many root lengths degree between basic unit and asphalt concrete pavement suitable with road width is provided with electric heater unit, institute The electric heater unit stated electrically connects with power supply, and described steel band interval is arranged.Described electric heater unit is that heat tape, electricity add Rod, electrical heating dope layer or electrical heating net.Being provided with FRP cloth waterproof layer between asphalt concrete pavement and basic unit, described FRP cloth is prevented Water layer is arranged on above electric heater unit.
Electrical heating in the present embodiment will be arranged in steel-mixed combination road surface or between basic unit and asphalt concrete pavement Device is energized, it is possible to road pavement heating very easily, to reach the purpose of automatic snow-melting;And any secondary work will not be produced With, pollution-free;Greatly reduce labor intensity, and be conducive to reinforcing road surface.
In the various embodiments described above, it is 12~14kg/m2 that the gravel aggregate of described composition gravel aggregate layer dispenses quality;Described Modified asphalt binders (2) chooses the one in SBS modified pitch or rubber powder modified asphalt, and spraying thickness is 4~5mm; 25 DEG C of needle penetrations P (25 DEG C, 100g, 5s) of described modified asphalt binders are at 60~80 (0.1mm), and softening point is not less than 55 DEG C, 25 DEG C of elastic return are not less than 65%.
In the various embodiments described above, the sodium chloride of hydrophobic treatment in advance in the sodium chloride particle layer of described hydrophobic treatment in advance Grain spreading quality be 3.5~4.5kg/m2, the sodium chloride particle particle diameter of described hydrophobic treatment in advance 3~5mm, sodium chloride Purity is more than 85%;Described gravel aggregate layer (1) by gravel aggregate be particle diameter be single graded broken stone structure of 9.5~13.2mm Become, elongated particles≤15%, crush values≤14%.
The above is only the preferred embodiment of the present invention, is not limited to the present invention, it is noted that for this skill For the those of ordinary skill in art field, on the premise of without departing from the technology of the present invention principle, it is also possible to make some improvement and Modification, these improve and modification also should be regarded as protection scope of the present invention.

Claims (10)

1. the pavement structure of a traffic route, it is characterised in that include steel-mixed combination road surface, asphalt concrete pavement and set Putting the basic unit on steel-mixed combination road surface, asphalt concrete pavement, in described basic unit, making has steel-mixed combination road surface and Colophonium Concrete road surface, described steel-mixed road being provided with between road deck and bituminous paving along the setting of road bearing of trend that combines divides Secant, is provided with curb at the outer ledge on described steel-mixed combination road surface;
Described steel-mixed combination road surface includes that the steel the most identical by the multiple rows of structure-mixed combination road deck being laid in basic unit is assembled The monoblock type road surface of composition, all by the connection of multiple tracks longitudinal direction dowel steel between steel described in the most adjacent two rows-mixed combination road deck Being integrated, described in multiple tracks, longitudinal dowel steel is laid at grade from left to right;Often arrange described steel-mixed combination road deck by The rectangle road deck that polylith is laid on same plane is assembled, and described in polylith, the structure of rectangle road deck is the most identical with size And it lays from left to right along the width of institute's construction road, described longitudinal expansion joint is along the length side of institute's construction road To laying, all connected as one, described in multiple tracks by multiple tracks pass force crossly bar between the adjacent two pieces of described rectangle road decks in left and right Pass force crossly bar is laid at grade from front to back;Before and after before and after longitudinal dowel steel described in per pass, two ends are individually fixed in In adjacent two described rectangle road decks, the two ends, left and right of pass force crossly bar described in per pass are individually fixed in adjacent two institutes in left and right State in rectangle road deck, between steel described in the most adjacent two rows-mixed combination road deck, be provided with one transverse expansion joint, described Transverse expansion joint is laid along the width of institute's construction road;Often arrange the adjacent two pieces of institutes in left and right in described steel-mixed combination road deck State and between rectangle road deck, be provided with one longitudinal expansion joint;Described transverse expansion joint, longitudinal expansion joint all offer platform Rank type structure, adjacent or the most adjacent two steel in left and right-mixed combination road deck has the steel being mutually matched-mixed group of ledge structure Close road deck lower plate and steel-mixed combination road deck upper plate;Steel-mixed combination road deck lower plate and steel-mixed combination road deck upper plate it Between stepped ramp type seam stepped locations at be equipped with sealing coat;The length of described sealing coat is identical with the length of step, sealing coat It is positioned at the 1/2 of steel-mixed thickness combining road deck plate;The upper seam of described stepped ramp type seam and the degree of depth of lower seam are The 1/2 of steel-mixed combination road deck plate thickness;Described steel-mixed combination road deck lower plate and the centre of steel-mixed combination road deck upper plate All adding the stiffener of a length of length of bench 2 times, one end of stiffener is positioned at the seam crossing of stepped ramp type seam;Described Steel-lay enhancement Layer between mixed combination road deck lower plate and support basic unit;
Described rectangle road deck includes grid-like skeleton and is watered by pouring the concrete formed in grid-like intraskeletal concrete The upper surface flush of building structure, the upper surface of described concrete pouring structure and described grid-like skeleton, described palisade skeleton Pour with concrete pouring structure and be integrated;Described grid-like skeleton includes square shape framework and is laid in described square shape framework Internal grid framework, described square shape framework is identical with the height of described grid framework and the two is laid in same level On;Described square shape framework is formed by connecting by the horizontal steel plate of twice first and the longitudinal steel plate of twice first, and described in twice, first is horizontal The most identical with size to the structure of steel plate, described in twice, the structure of first longitudinal steel plate is the most identical with size, described in twice first Longitudinal steel plate is respectively the longitudinal steel plate in left side and is positioned at the right side longitudinal direction steel plate on the right side of the longitudinal direction steel plate of described left side;Described grill frame The second horizontal steel plate and the second longitudinal steel plate splicing laid from left to right by multiple tracks that frame is laid from front to back by multiple tracks form, The structure of the second horizontal steel plate described in multiple tracks and size is the most identical and it is all laid in described in twice between first longitudinal steel plate is many The structure of second longitudinal steel plate described in road and size is the most identical and it is all laid in described in twice between the first horizontal steel plate, per pass Described second horizontal steel plate is all fastenedly connected with described in multiple tracks second longitudinal steel plate and is integrated;First horizontal steel plate described in twice, Second longitudinal steel plate described in second horizontal steel plate described in first longitudinal steel plate, multiple tracks described in twice and multiple tracks all in vertical to cloth If the second horizontal steel plate described in the first horizontal steel plate described in twice and multiple tracks is all laid along the width of institute's construction road, two Second longitudinal steel plate described in first longitudinal steel plate described in road and multiple tracks is all laid along the length direction of institute's construction road;Described in twice The middle part of the first horizontal steel plate all has multiple the first reserving hole installed respectively for dowel steel longitudinal described in multiple tracks;
Adjacent two the described rectangle road decks in left and right are respectively left side road deck and are positioned at the right side on the right side of the road deck of described left side Road deck, in the middle part of the right side longitudinal direction steel plate of described left side road deck and in the middle part of the described left side longitudinal direction steel plate of described right side road deck All have multiple the second reserving hole installed respectively for multiple tracks pass force crossly bar;
Described steel-mixed combination road surface is equipped with 3cm~4cm vermiculite concrete thermal resistance laying;
Described bituminous paving includes particulate formula asphalt uplayer, coarse grain formula Colophonium cutting optimal and is arranged on particulate formula Colophonium Surface layer in middle grain formula Colophonium between upper layer and coarse grain formula Colophonium cutting optimal;Wherein said particulate formula asphalt uplayer is by broken Stone gathers materials the gravel aggregate layer constituted, and the gap of gravel aggregate layer filled by modified asphalt binders, gravel aggregate layer and changing Property asphalt binder the above sodium chloride being equipped with the hydrophobic treatment in advance being made up of the sodium chloride particle of first hydrophobic treatment Granulosa;In described middle grain formula Colophonium, surface layer is to be formed by the middle grain formula dense-graded asphalt concrete making that thickness is 5cm, described in Grain formula dense-graded asphalt concrete is the AC-20 bituminous concrete of voidage 5-6.5%, and described coarse grain formula Colophonium cutting optimal is served as reasons Described flexbile base is formed by the coarse grain formula open gradation bitumen stability macadam mixture making that thickness is 10cm-12cm, described slightly Grain formula open gradation bitumen stability macadam mixture is the ATPB-30 bitumen stability macadam mixture that voidage is more than 20%.
The pavement structure of traffic route the most according to claim 1, it is characterised in that described steel-mixed combination road surface, drip The contact surface of blue or green concrete road surface and basic unit is road surface interlayer, it is characterised in that along vertical section of road surface direction, the lower surface of basic unit It is intercalation formula fit structure with steel-mixed combination road surface, the upper surface i.e. road surface interlayer of asphalt concrete pavement.
The pavement structure of traffic route the most according to claim 2, it is characterised in that steel-mixed combination road surface, Colophonium coagulation The upper surface of soil surface has concave configuration, and the lower surface of basic unit has the lower male structure coordinated with this concave configuration, described steel-mixed group Close road surface, the concave configuration of asphalt concrete pavement and basic unit lower male structure be shaped as arc, trapezoidal, triangle or all Cloth spherical cap structure;Or
Steel-mixed combination road surface, the upper surface of asphalt concrete pavement have convex configuration, the lower surface of basic unit have with this on umbo The fovea superior structure that structure coordinates, described steel-mixed combination road surface, the convex configuration of asphalt concrete pavement and the fovea superior structure of basic unit Be shaped as arc, trapezoidal, triangle or uniform spherical cap structure;Or
Steel-mixed combination road surface, the upper surface of asphalt concrete pavement have recessed and convex configuration, and the lower surface of basic unit has and is somebody's turn to do Recessed and convex configuration is convex and fovea superior structure under coordinating, described steel-mixed combination road surface, asphalt concrete pavement recessed and on Under male structure and basic unit, convex and fovea superior structure is shaped as arc, trapezoidal, triangle or uniform spherical cap structure.
The pavement structure of traffic route the most according to claim 1, it is characterised in that in described steel-mixed combination road surface, The steel band being equipped with many root lengths degree between described basic unit and asphalt concrete pavement suitable with road width is provided with electrical heating Device, described electric heater unit electrically connects with power supply, and described steel band interval is arranged.
The pavement structure of traffic route the most according to claim 4, it is characterised in that described electric heater unit is that electricity adds The torrid zone, electricity add rod, electrical heating dope layer or electrical heating net.
The pavement structure of traffic route the most according to claim 4, it is characterised in that asphalt concrete pavement and basic unit it Between be provided with FRP cloth waterproof layer, described FRP cloth waterproof layer is arranged on above electric heater unit.
The pavement structure of traffic route the most according to claim 1, it is characterised in that described composition gravel aggregate layer broken Stone gather materials spreading quality be 12~14kg/m2;Described modified asphalt binders (2) chooses SBS modified pitch or rubber powder changes Property Colophonium in one, spray thickness be 4~5mm;25 DEG C of needle penetrations P (25 DEG C, 100g, 5s) of described modified asphalt binders At 60~80 (0.1mm), softening point is not less than 55 DEG C, and 25 DEG C of elastic return are not less than 65%.
The pavement structure of traffic route the most according to claim 1, it is characterised in that the chlorination of described hydrophobic treatment in advance In sodium granular layer, the spreading quality of the sodium chloride particle of hydrophobic treatment is 3.5~4.5kg/m2 in advance, the most hydrophobic described place The sodium chloride particle particle diameter of reason is 3~5mm, and sodium chloride purity is more than 85%;Described gravel aggregate layer (1) by gravel aggregate is Particle diameter is single graded broken stone composition of 9.5~13.2mm, elongated particles≤15%, crush values≤14%.
The pavement structure of traffic route the most according to claim 1, it is characterised in that described square shape framework is by twice One horizontal steel plate and the longitudinal Plate Welding of twice first form;The left and right of the second horizontal steel plate described in multiple tracks in described grid framework Two ends are respectively welded on the medial wall being fixed on described in twice first longitudinal steel plate, before and after second longitudinal steel plate described in multiple tracks two End is respectively welded and is fixed on the medial wall of the first horizontal steel plate described in twice;In described grid framework second horizontal described in multiple tracks Described in steel plate and multiple tracks, second longitudinal steel plate is integrated by draw-in groove plug-in mounting;Described in per pass, the second horizontal steel plate is all inserted into multiple tracks On described second longitudinal steel plate, described in per pass, second longitudinal steel plate top all has multiple upper draw-in groove, multiple described upper draw-in grooves Structure is the most identical with size;Described in per pass, the second horizontal steel plate bottom all has multiple lower bayonet slot, the knot of multiple described lower bayonet slots Structure is the most identical with size.
The pavement structure of traffic route the most according to claim 1, it is characterised in that in described transverse expansion joint, indulge Being filled with joint sealing material in expansion joint, described joint sealing material is by 100: 180 by cement, quartz sand, pigment, metal salts of organic acids: The mass ratio of 4.5: 3.2 mixes;Described sealing coat is plastic sheeting or Colophonium oil reservoir;Described enhancement Layer is steel plate or wood Plate.
CN201610592822.2A 2016-07-25 2016-07-25 The pavement structure of traffic route Pending CN106192658A (en)

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Application publication date: 20161207