CN106149540A - Assembling steel plate composite beam bridge and construction method thereof based on steel reinforced concrete combined bridge deck - Google Patents

Assembling steel plate composite beam bridge and construction method thereof based on steel reinforced concrete combined bridge deck Download PDF

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Publication number
CN106149540A
CN106149540A CN201610569042.6A CN201610569042A CN106149540A CN 106149540 A CN106149540 A CN 106149540A CN 201610569042 A CN201610569042 A CN 201610569042A CN 106149540 A CN106149540 A CN 106149540A
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CN
China
Prior art keywords
steel
reinforced concrete
steel plate
bridge deck
bridge
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CN201610569042.6A
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Chinese (zh)
Inventor
刘永健
王莉莉
高诣民
张泽军
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Changan University
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Changan University
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Priority to CN201610569042.6A priority Critical patent/CN106149540A/en
Publication of CN106149540A publication Critical patent/CN106149540A/en
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2/00Bridges characterised by the cross-section of their bearing spanning structure
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/12Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
    • E01D19/125Grating or flooring for bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D2101/00Material constitution of bridges
    • E01D2101/20Concrete, stone or stone-like material
    • E01D2101/24Concrete
    • E01D2101/26Concrete reinforced
    • E01D2101/268Composite concrete-metal

Abstract

The invention discloses a kind of assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck and construction method thereof, this steel plate combination beam bridge includes the girder supporting construction being made up of multiple tracks steel girder and multiple steel reinforced concrete combined bridge deck plate segment being arranged on from front to back in girder supporting construction, and multiple tracks steel girder is along vertical bridge to the I-steel girder laid;Steel reinforced concrete combined bridge deck plate segment includes multiple steel reinforced concrete combined bridge deck Slab element laid from left to right, is laid with longitudinal cast-in-place concrete structure directly over steel girder;This construction method includes step: the first, bridge bottom bracing structure is constructed;2nd, steel main beam supporting construction;3rd, steel reinforced concrete combined bridge deck plate segment is installed;4th, longitudinally connected reinforcing bar wears;5th, longitudinal cast-in-place concrete structure pouring construction.The present invention is reasonable in design, easy construction and using effect is good, good mechanical performance, and installation and removal speed of application is fast, short construction period, and can effectively solve the excessive problem of girder spacing.

Description

Assembling steel plate composite beam bridge and construction method thereof based on steel reinforced concrete combined bridge deck
Technical field
The invention belongs to technical field of bridge construction, especially relate to a kind of assembled steel based on steel reinforced concrete combined bridge deck Plate composite beam bridge and construction method thereof.
Background technology
Steel plate combination beam bridge is made up of steel girder, concrete slab and connection system.For the bigger feelings of bridge deck width Condition, generally uses the form arranging longitudinal wet joint to be attached, and needs to set up template at wet seam crossing, connects reserved steel bar simultaneously Pouring wet joint concrete, this form of construction work complex procedures, field operation amount is many, is not easy to the secondary of floorings more simultaneously Change.
The quick assembling construction of steel plate combination beam bridge is a kind of more rapidly construction method of development, because of its construction The series of advantages such as speed is fast, little to traffic impact, construction quality is good and be widely used in bridge Fast Construction and old bridge changes Make in project.For realizing the quick assembling of steel plate combination beam bridge, the connection of steel girder and concrete slab be key technology it One.Conventional steel plates composite beam bridge many employings reinforced concrete bridge deck plate, but it is as popularization and application and the girder of few girder bridge Being gradually increased of spacing, the more difficult design meeting long-span bridge panel of reinforced concrete bridge deck plate requires, steel reinforced concrete combined bridge deck There is bigger bending rigidity and bearing capacity, can effectively realize the design application compared with long-span bridge panel.Steel reinforced concrete combined bridge deck Plate has many performance advantages of reinforced concrete bridge deck plate and steel bridge deck concurrently, and steel plate may act as end template in prefabrication process Effect.Meanwhile, steel reinforced concrete combined bridge deck has preferable durability relative to reinforced concrete bridge deck plate, can effectively slow down floorings Occur that serious durability damages phenomenon.Therefore, a kind of reasonable in design, easy construction need to be designed and using effect is good, mechanical property The excellent assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck and construction method thereof, mount and dismount speed of application Hurry up, short construction period, and can effectively solve the excessive problem of girder spacing.
Content of the invention
The technical problem to be solved is for above-mentioned deficiency of the prior art, provides a kind of based on steel reinforced concrete The assembling steel plate composite beam bridge of combined bridge deck, its simple in construction, reasonable in design and easy construction, using effect are good, mechanics Function admirable, installation and removal speed of application is fast, short construction period, and can effectively solve the excessive problem of girder spacing.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of dress based on steel reinforced concrete combined bridge deck Join formula steel plate combination beam bridge, it is characterised in that: include the girder that the steel girder being all laid in same level forms by multiple tracks Supporting construction and multiple steel reinforced concrete combined bridge deck plate segment being arranged on from front to back in described girder supporting construction, steel described in multiple tracks Girder is edge and indulges the I-steel girder to laying for the bridge, and steel girder described in per pass is spliced by multiple steel girder segment, multiple Described steel girder segment along vertical bridge to being laid in from back to front in same level;The knot of multiple described steel reinforced concrete combined bridge deck plate segments Structure all identical and its along vertical bridge to being laid in from back to front in same level;Each described steel reinforced concrete combined bridge deck plate segment all wraps Including multiple steel reinforced concrete combined bridge deck Slab element being laid in from left to right in same level along direction across bridge, each described steel reinforced concrete combines The left and right sides of floorings unit is supported on steel girder described in adjacent twice respectively;Described in per pass, the surface of steel girder is equal It is laid with the longitudinal cast-in-place concrete structure laid in level, between adjacent two the described steel reinforced concrete combined bridge deck Slab element in left and right all Be attached by longitudinal cast-in-place concrete structure, described longitudinal cast-in-place concrete structure along vertical bridge to laying and it is positioned at described The surface of steel girder;
Described steel reinforced concrete combined bridge deck Slab element include end steel plate, the lateral stiffening structure being laid on steel plate of the described end, Many along direction across bridge from a left side to after the prefabricated bridge reinforcing bar that is arranged in described lateral stiffening structure and pouring in steel of the described end Precast slab on plate, described lateral stiffening structure include multiple tracks along vertical bridge to being laid in from back to front on steel plate of the described end Perforate ribbed stiffener, perforate ribbed stiffener described in multiple tracks all lays along direction across bridge and it is all in same level, opens described in multiple tracks Hole ribbed stiffener and many described prefabricated bridge reinforcing bars all pour in precast slab;The knot of perforate ribbed stiffener described in multiple tracks Structure is all identical with size, and perforate ribbed stiffener described in per pass is one all in vertically to the elongate steel plate laid, described strip The middle part of shape steel plate has multiple reinforced steel bar perforation from left to right;Steel plate of the described end includes that horizontal base steel plate and two symmetries are laid in The steel sheet connection structure of the horizontal base steel plate left and right sides, described horizontal base steel plate is rectangular steel plates, and each described steel plate connects knot Structure is all included the steel plate connection strap being fixed on described steel girder by multiple connecting bolts and is connected to horizontal base steel plate and steel Transition steel plate bar between plate connection strap, described steel plate connection strap is that level is laid and have on it multiple for connecting bolt installation The first bolt mounting holes, multiple described connecting bolts along vertical bridge to laying from back to front, the height of described steel plate connection strap Degree is less than the height of horizontal base steel plate;Perforate ribbed stiffener described in multiple tracks is all weldingly fixed on horizontal base steel plate, described prefabricated mixed Concrete board is the Rectangular Concrete plate being positioned at directly over horizontal base steel plate, prefabricated bridge reinforcing bar described in per pass by before backward from Described reinforced steel bar perforation on perforate ribbed stiffener described in multiple tracks passes through;
The upper flange left and right sides of steel girder described in per pass all has row and installs for the second bolt that connecting bolt is installed Hole, the second bolt mounting holes described in each column all includes that bridge is indulged to described second bolt mounting holes laid from back to front in multiple edge; The upper flange of steel girder described in per pass is tied with being laid in the longitudinal cast-in-place concrete of all steel sheet connection structures composition on this upper flange The forming panel of structure;
Front and back by the horizontal cast-in-place concrete laid in level between adjacent two described steel reinforced concrete combined bridge deck Slab element Structure is attached, and described horizontal cast-in-place concrete structure is laid along direction across bridge;Described in described steel reinforced concrete combined bridge deck Slab element Before and after end steel plate, two ends all extend out to outside precast slab, and before and after steel plate of the described end, two ends extend out to precast concrete Sections outside plate is overhanging section of steel plate;The precast slab of adjacent two described steel reinforced concrete combined bridge deck Slab element and institute front and back State the forming panel of the horizontal cast-in-place concrete structure of steel reinforced concrete combined bridge deck plate segment composition;Each described horizontal cast-in-place concrete is tied Structure all pours with the longitudinal cast-in-place concrete structure being positioned at both sides around and is integrated;
Described precast slab, longitudinal cast-in-place concrete structure are all equal with the upper surface of horizontal cast-in-place concrete structure Together.
The above-mentioned assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, is characterized in that: front and back described in adjacent two It is fixedly connected with welding manner between the steel plate of the described end of steel reinforced concrete combined bridge deck Slab element.
The above-mentioned assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, is characterized in that: described transition steel plate bar is The inclined steel plate bar tilting gradually downward from the inside to the outside, described steel plate connection strap and transition steel plate bar are rectangular bar of steel lath; Steel plate of the described end is formed by one piece of rectangular steel plates bending.
The above-mentioned assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, is characterized in that: described perforate ribbed stiffener Two ends, left and right all extend out to outside precast slab, and the two ends, left and right of described perforate ribbed stiffener extend out to outside precast slab The sections of side is overhanging section of ribbed stiffener, the half of a length of longitudinal cast-in-place concrete structure width of overhanging section of described ribbed stiffener.
The above-mentioned assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, is characterized in that: described steel reinforced concrete combined bridge deck Slab element is positioned on the left of the composition of overhanging section of all ribbed stiffeners on the left of precast slab group of putting more energy into, described steel reinforced concrete combined bridge deck Slab element is positioned on the right side of the composition of overhanging section of all ribbed stiffeners on the right side of precast slab group of putting more energy into;Be positioned at along with described steel Put more energy into reinforcing structure on the left of group composition beam in all left sides above girder, be positioned at along with all right sides above described steel girder Reinforcing structure on the right side of group of putting more energy into composition beam;All wear from left to right on reinforcing structure on the right side of reinforcing structure and described beam on the left of described beam Being provided with the longitudinally connected reinforcing bar of multiple tracks, longitudinally connected reinforcing bar described in multiple tracks all lays in level and it is all laid in same level On, longitudinally connected reinforcing bar described in per pass by before backward on the left of described beam on the right side of reinforcing structure or described beam reinforcing structure Described reinforced steel bar perforation on overhanging section of multiple described ribbed stiffeners passes through;Described longitudinally connected reinforcing bar pours in longitudinal cast-in-place concrete In structure.
The above-mentioned assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, is characterized in that: multiple described reinforced steel bar perforations Lay in uniform;Perforate ribbed stiffener described in per pass all includes that middle part ribbed stiffener sections and two symmetries are connected to described middle part and put more energy into Overhanging section of the described ribbed stiffener of the rib sections left and right sides, the described reinforced steel bar perforation on the ribbed stiffener sections of described middle part is for for prefabricated bridge The first through hole that slab reinforcement passes through, the described reinforced steel bar perforation on overhanging section of described ribbed stiffener passes through for supplying longitudinally connected reinforcing bar Second through hole.
The above-mentioned assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, is characterized in that: steel girder described in per pass Above upper flange, the left and right sides is laid with a row WELDING STUDS, and two that each described upper flange is laid arrange the equal position of described WELDING STUDS Two offering on this upper flange arrange between described second bolt mounting holes;WELDING STUDS described in each column all include multiple edge indulge bridge to By the backward front WELDING STUDS laid, described WELDING STUDS is fixed on described upper flange to laying and its bottom welding in vertical;Two Arranging described WELDING STUDS and all pouring in longitudinal cast-in-place concrete structure, the overhead height of the two described WELDING STUDSs of row is all identical and its top The upper level of longitudinal cast-in-place concrete structure that portion's height is below.
The above-mentioned assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, is characterized in that: prefabricated bridge floor described in per pass Before and after slab muscle, two ends all extend out to outside steel plate of the described end, and before and after described prefabricated bridge reinforcing bar, two ends extend out to described Sections outside end steel plate is overhanging section of reinforcing bar, and the length that described reinforcing bar is overhanging section is not more than horizontal cast-in-place concrete structure width Half.
The above-mentioned assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, is characterized in that: in steel girder described in per pass It front and back is all attached with welding manner between adjacent two described steel girder segment.
Meanwhile, the invention also discloses the base that a kind of method step is simple, reasonable in design and realization is convenient, using effect is good Assembling steel plate composite beam bridge construction method in steel reinforced concrete combined bridge deck, it is characterised in that the method comprises the following steps:
Step one, the construction of bridge bottom bracing structure: the bottom bracing structure of constructed steel plate composite beam bridge is executed Work;
Described bottom bracing structure includes that bridge is indulged to by the support bridge pier laid before backward in multiple edge;
Step 2, the construction of steel main beam supporting: construct on the described bottom bracing structure completing in step one, before backward Steel girder synchronization described in multiple tracks carries out erection construction, and completes the splicing between steel girder described in adjacent twice;
Step 3, steel reinforced concrete combined bridge deck plate segment are installed: divide multiple described steel reinforced concrete combined bridge deck plate segments before backward Not installing, process is as follows:
Step 301, first steel reinforced concrete combined bridge deck plate segment are installed: to position in multiple described steel reinforced concrete combined bridge deck plate segments A described steel reinforced concrete combined bridge deck plate segment on rear side of is installed;
When current installed steel reinforced concrete combined bridge deck plate segment is installed, use hanging device by this steel reinforced concrete combined bridge deck All steel reinforced concrete combined bridge deck Slab element in plate segment lift respectively and put in place, and by the left and right two of each steel reinforced concrete combined bridge deck Slab element Side is supported by multiple connecting bolts respectively to be fixed on steel girder described in adjacent twice;
Step 302, next steel reinforced concrete combined bridge deck plate segment are installed: according to the method described in step 301, to the next one Described steel reinforced concrete combined bridge deck plate segment is installed;
Step 303, step 302 is repeated several times, until completing all steel reinforced concrete combined bridge decks of constructed steel plate composite beam bridge The installation process of plate segment;
Step 304, horizontal cast-in-place concrete structure pouring construction: in adjacent two described steel reinforced concrete combined bridge deck plate segments Horizontal cast-in-place concrete structure between steel reinforced concrete combined bridge deck Slab element carries out pouring construction respectively;
Step 4, longitudinally connected reinforcing bar wear: all steel reinforced concrete combined bridge decks of constructed steel plate composite beam bridge in step 3 Plate segment is respectively mounted after completing, and all wears described in multiple tracks vertical on the left of all beams on the right side of reinforcing structure and all beams on reinforcing structure To connection reinforcing bar;
Step 5, longitudinal cast-in-place concrete structure pouring construction: the longitudinal cast-in-place concrete on steel girder described in per pass Structure carries out pouring construction respectively.
The present invention compared with prior art has the advantage that
1st, used steel plate combination beam bridge simple structure, reasonable in design and put into construction cost relatively low.
2nd, the construction method step of used steel plate combination beam bridge is simple, easy construction and speed of application fast, in advance in work Factory completes the prefabricated of steel girder segment prefabricated unit and steel reinforced concrete combined bridge deck Slab element;At the construction field (site), it is only necessary to steel reinforced concrete is combined Floorings unit is fixed on steel girder segment prefabricated unit by connecting bolt and pours horizontal cast-in-place concrete structure Construction, then above steel girder, wear longitudinally connected reinforcing bar, and carry out pouring to longitudinal cast-in-place concrete structure.
3rd, the simple in construction of used steel reinforced concrete combined bridge deck Slab element, process reasonable in design, prefabricated be simple and stress Performance is good, and the bottom of steel reinforced concrete combined bridge deck Slab element is end steel plate, when being prefabricated in the factory, serves as the bed die of concreting;The end It is connected as entirety by perforate ribbed stiffener between steel plate and precast slab, form steel reinforced concrete combined bridge deck.Steel reinforced concrete composite bridge Panel unit has bigger bending rigidity and bearing capacity, disclosure satisfy that double girder or the situation of few girder.
4th, the cast-in-place position of longitudinal cast-in-place concrete structure is positioned above the top flange of steel girder, can effectively reduce coagulation Soil formwork for placing;Further, longitudinally connected reinforcing bar is located on the left of beam on the right side of reinforcing structure or beam in reinforcing structure, can be effectively ensured Longitudinally connected reinforcing bar accurate positioning.
5th, overhanging section of the ribbed stiffener of perforate ribbed stiffener is deep between adjacent two the steel reinforced concrete combined bridge deck Slab element in left and right Junction, overhanging section of ribbed stiffener is equipped with longitudinally connected reinforcing bar, and overhanging section of ribbed stiffener and longitudinally connected reinforcing bar all pour In longitudinal cast-in-place concrete structure so that the junction between adjacent two the steel reinforced concrete combined bridge deck Slab element in left and right and steel reinforced concrete group Close floorings unit and connect formation entirety, and common stress.
6th, being attached steel girder and steel reinforced concrete combined bridge deck Slab element by connecting bolt, construction rapidly, and works as steel Mixed combined bridge deck Slab element occurs that being easy to secondary during disease changes.Meanwhile, use connecting bolt to be attached, steel can be effectively ensured Girder and the overall performance of steel reinforced concrete combined bridge deck Slab element.
Steel reinforced concrete combined bridge deck Slab element and steel girder are carried out even by the steel plate combination beam bridge the 7, being used by connecting bolt Connecing, vertical bridge will front and back adjacent two steel reinforced concrete combined bridge deck Slab element be attached to by welding, and speed of application is fast, it is simple to quick Assembling and floorings secondary change, simplify the connecting structure between adjacent transverse floorings simultaneously, it is ensured that speed of application with Construction quality.
8th, the steel plate combination beam bridge practical value that used is high, and its simple in construction, reasonable in design and using effect good, stress Rationally, the application of steel reinforced concrete combined bridge deck Slab element adds bending rigidity and the bearing capacity of combination beam, it is adaptable to double girders or The assembling steel plate composite beam bridge of few girder.
In sum, the present invention is reasonable in design, easy construction and using effect is good, good mechanical performance based on steel reinforced concrete group Closing assembling steel plate composite beam bridge and the construction method thereof of floorings, installation and removal speed of application is fast, short construction period, and Can effectively solve the excessive problem of girder spacing.
Below by drawings and Examples, technical scheme is described in further detail.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the installation position schematic diagram of the horizontal cast-in-place concrete structure of the present invention.
Fig. 4 is the structural representation of steel reinforced concrete combined bridge deck Slab element of the present invention.
Fig. 5 is the structural representation of steel girder segment prefabricated unit of the present invention.
Fig. 6 is method flow block diagram when constructing assembling steel plate composite beam bridge for the present invention.
Description of reference numerals:
1 steel reinforced concrete combined bridge deck Slab element;1-1 horizontal base steel plate;1-2 transition steel plate bar;
1-3 steel plate connection strap;1-4 the first bolt mounting holes;
1-5 perforate ribbed stiffener;1-6 the first through hole;1-7 the second through hole;
1-8 prefabricated bridge reinforcing bar;1-9 precast slab;2 steel girder segment;
2-1 the second bolt mounting holes;3 WELDING STUDSs;4 connecting bolts;
5 longitudinally connected reinforcing bars;6 longitudinal cast-in-place concrete structures;
7 horizontal cast-in-place concrete structures.
Detailed description of the invention
The assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck as shown in Figure 1, Figure 2 and Figure 3, including by multiple tracks The girder supporting construction of the steel girder composition being all laid in same level and multiple are arranged on described girder from front to back and prop up Steel reinforced concrete combined bridge deck plate segment on support structure, steel girder described in multiple tracks is along vertical bridge to the I-steel girder laid, per pass Described steel girder is spliced by multiple steel girder segment 2, and multiple described steel girder segment 2 are same to being laid in from back to front along vertical bridge On one horizontal plane;The structure of multiple described steel reinforced concrete combined bridge deck plate segments is all identical and it is same to being laid in from back to front along vertical bridge On one horizontal plane;Each described steel reinforced concrete combined bridge deck plate segment all includes multiple being laid in same level from left to right along direction across bridge Steel reinforced concrete combined bridge deck Slab element 1 on face, the left and right sides of each described steel reinforced concrete combined bridge deck Slab element 1 is supported in phase respectively On steel girder described in adjacent twice;The surface of steel girder described in per pass is laid with the longitudinal cast-in-place concrete knot laid in level Structure 6, is all attached by longitudinal cast-in-place concrete structure 6 between adjacent two the described steel reinforced concrete combined bridge deck Slab element 1 in left and right, Described longitudinal cast-in-place concrete structure 6 along vertical bridge to laying and it is positioned at the surface of described steel girder;
As shown in Fig. 2, Fig. 4 and Fig. 5, described steel reinforced concrete combined bridge deck Slab element 1 includes end steel plate, is laid at steel of the described end Lateral stiffening structure on plate, many along direction across bridge from a left side to after the prefabricated bridge steel that is arranged in described lateral stiffening structure Muscle 1-8 and the precast slab 1-9 pouring on steel plate of the described end, described lateral stiffening structure include multiple tracks along vertical bridge to from The perforate ribbed stiffener 1-5 being laid in before backward on steel plate of the described end, perforate ribbed stiffener 1-5 described in multiple tracks all lay along direction across bridge and It is all in same level, and perforate ribbed stiffener 1-5 described in multiple tracks and many described prefabricated bridge reinforcing bar 1-8 all pour in advance In concrete slab 1-9 processed;Described in multiple tracks, the structure of perforate ribbed stiffener 1-5 is all identical with size, perforate ribbed stiffener 1-5 described in per pass Being one all in vertically to the elongate steel plate laid, the middle part of described elongate steel plate has multiple reinforcing bar from left to right and wears Hole;Steel plate of the described end includes that horizontal base steel plate 1-1 and two symmetries are laid in the steel plate of the horizontal base steel plate 1-1 left and right sides and connect Structure, described horizontal base steel plate 1-1 is rectangular steel plates, and each described steel sheet connection structure all includes by multiple connecting bolts 4 The steel plate connection strap 1-3 being fixed on described steel girder and the mistake being connected between horizontal base steel plate 1-1 and steel plate connection strap 1-3 Crossing steel plate strip 1-2, described steel plate connection strap 1-3 is that multiple the first spiral shell installed for connecting bolt 4 is laid and had on it to level Bolt installing hole 1-4, multiple described connecting bolts 4 along vertical bridge to laying from back to front, the height of described steel plate connection strap 1-3 Height less than horizontal base steel plate 1-1;Perforate ribbed stiffener 1-5 described in multiple tracks is all weldingly fixed on horizontal base steel plate 1-1, described Precast slab 1-9 is the Rectangular Concrete plate being positioned at directly over horizontal base steel plate 1-1, prefabricated bridge reinforcing bar described in per pass 1-8 is passed through by backward front described reinforced steel bar perforation from perforate ribbed stiffener 1-5 described in multiple tracks;
The upper flange left and right sides of steel girder described in per pass all has row and installs for the second bolt that connecting bolt 4 is installed Hole 2-1, the second bolt mounting holes 2-1 described in each column all include that bridge is indulged to the described second bolt peace laid from back to front in multiple edge Dress hole 2-1;The upper flange of steel girder described in per pass forms longitudinally cast-in-place with being laid in all steel sheet connection structures on this upper flange The forming panel of xoncrete structure 6;
Front and back by the horizontal cast-in-place concrete laid in level between adjacent two described steel reinforced concrete combined bridge deck Slab element 1 Structure 7 is attached, and described horizontal cast-in-place concrete structure 7 is laid along direction across bridge;Institute in described steel reinforced concrete combined bridge deck Slab element 1 Before and after stating end steel plate, two ends all extend out to outside precast slab 1-9, and before and after steel plate of the described end, two ends extend out to prefabricated Sections outside concrete slab 1-9 is overhanging section of steel plate;Front and back adjacent two described steel reinforced concrete combined bridge deck Slab element 1 is prefabricated mixed Concrete board 1-9 and the forming panel of the horizontal cast-in-place concrete structure 7 of described steel reinforced concrete combined bridge deck plate segment composition;Each described horizontal stroke All pour with the longitudinal cast-in-place concrete structure 6 being positioned at both sides around to cast-in-place concrete structure 7 and be integrated;
The upper surface of described precast slab 1-9, longitudinal cast-in-place concrete structure 6 and horizontal cast-in-place concrete structure 7 Equal flush.
In the present embodiment, front and back with welding between the steel plate of the described end of adjacent two described steel reinforced concrete combined bridge deck Slab element 1 Mode is fixedly connected.
So, transverse weld is formed between the steel plate of the described end of front and back adjacent two described steel reinforced concrete combined bridge deck Slab element 1 Seam.
In the present embodiment, described transition steel plate bar 1-2 is the inclined steel plate bar tilting gradually downward from the inside to the outside, described steel Plate connection strap 1-3 and transition steel plate bar 1-2 is rectangular bar of steel lath;Steel plate of the described end is formed by one piece of rectangular steel plates bending.
In the present embodiment, the two ends, left and right of described perforate ribbed stiffener 1-5 all extend out to outside precast slab 1-9, institute Stating the two ends, left and right of perforate ribbed stiffener 1-5 and extending out to the sections outside precast slab 1-9 is overhanging section of ribbed stiffener, described adds The half of a length of longitudinal cast-in-place concrete structure 6 width of overhanging section of strength rib.Thus, the outer end position of overhanging section of described ribbed stiffener Surface in the longitudinal centre line of described steel girder.
Reliable for connecting, it is attached with welding manner between perforate ribbed stiffener 1-5 described in the adjacent twice in left and right.
In the present embodiment, be positioned on the left of precast slab 1-9 in described steel reinforced concrete combined bridge deck Slab element 1 all puts more energy into Putting more energy into group on the left of overhanging section of rib composition, be positioned on the right side of precast slab 1-9 in described steel reinforced concrete combined bridge deck Slab element 1 is all Put more energy into group on the right side of overhanging section of ribbed stiffener composition;Be positioned at along with all left sides above described steel girder put more energy on the left of group composition beam Reinforcing structure, be positioned at along with all right sides above described steel girder put more energy into reinforcing structure on the right side of group composition beam;Described beam is left It is equipped with the longitudinally connected reinforcing bar of multiple tracks 5 on reinforcing structure all from left to right on the right side of side reinforcing structure and described beam, vertical described in multiple tracks All laying in level and it is all laid in same level to connecting reinforcing bar 5, longitudinally connected reinforcing bar 5 described in per pass is by backward Before on the left of described beam the described steel on overhanging section of multiple described ribbed stiffener reinforcing structure on the right side of reinforcing structure or described beam Muscle perforation through;Described longitudinally connected reinforcing bar 5 pours in longitudinal cast-in-place concrete structure 6.
In the present embodiment, multiple described reinforced steel bar perforations are laid in uniform;Perforate ribbed stiffener 1-5 described in per pass all includes middle part Ribbed stiffener sections and two symmetries are connected to overhanging section of the described ribbed stiffener of the described middle part ribbed stiffener sections left and right sides, described in Described reinforced steel bar perforation on portion's ribbed stiffener sections is the first through hole 1-6 passing through for prefabricated bridge reinforcing bar 1-8, described ribbed stiffener Described reinforced steel bar perforation on overhanging section is the second through hole 1-7 passing through for longitudinally connected reinforcing bar 5.
As shown in Figure 2 and Figure 5, in the present embodiment, above the upper flange of steel girder described in per pass, the left and right sides is laid with One row WELDING STUDS 3, two that each described upper flange is laid arrange described WELDING STUDS 3 and are respectively positioned on this upper flange the two row institutes offering State between the second bolt mounting holes 2-1;WELDING STUDS 3 described in each column all includes that bridge is indulged to by the WELDING STUDS laid before backward in multiple edge 3, described WELDING STUDS 3 is fixed on described upper flange to laying and its bottom welding in vertical;Two arrange described WELDING STUDS 3 all pours In longitudinal cast-in-place concrete structure 6, it is vertical that the overhead height of the two described WELDING STUDSs 3 of row is all identical and its overhead height is below Upper level to cast-in-place concrete structure 6.
During practice of construction, when being processed steel girder segment 2, need to synchronize to be welded and fixed on the upper flange of steel girder segment 2 Two arrange described WELDING STUDS 3.Further, each described steel girder segment 2 and the two described WELDING STUDSs 3 of row being welded thereon form girder steel joint Section prefabricated unit.
In the present embodiment, before and after prefabricated bridge reinforcing bar 1-8 described in per pass, two ends all extend out to outside steel plate of the described end, Before and after described prefabricated bridge reinforcing bar 1-8, two ends extend out to the sections outside steel plate of the described end is overhanging section of reinforcing bar, described steel The length that muscle is overhanging section is not more than the half of horizontal cast-in-place concrete structure 7 width.
In the present embodiment, in steel girder described in per pass before and after between adjacent two described steel girder segment 2 all with welding manner It is attached.
During practice of construction, described longitudinally connected reinforcing bar 5 is Reinforcement and its rear and front end is anchored in longitudinal direction respectively The left and right sides of cast-in-place concrete structure 6.
In the present embodiment, described connecting bolt 4 is in vertically to laying.
Further, described connecting bolt 4 includes the screw rod of upper end band nut and the nut being arranged on described screw rod, described spiral shell Mother is positioned at below the upper flange of described steel girder.
The construction method of a kind of assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck as shown in Figure 6, including Following steps:
Step one, the construction of bridge bottom bracing structure: the bottom bracing structure of constructed steel plate composite beam bridge is executed Work;
Described bottom bracing structure includes that bridge is indulged to by the support bridge pier laid before backward in multiple edge;
Step 2, the construction of steel main beam supporting: construct on the described bottom bracing structure completing in step one, before backward Steel girder synchronization described in multiple tracks carries out erection construction, and completes the splicing between steel girder described in adjacent twice;
During practice of construction, carried out along the lateral connection beam that direction across bridge is laid by multiple tracks between steel girder described in adjacent twice Be spliced into one, lateral connection beam described in multiple tracks along vertical bridge to by laying before backward, described lateral connection beam be horizontal girder steel and It is fixedly connected with welding manner between itself and described steel girder;
Step 3, steel reinforced concrete combined bridge deck plate segment are installed: divide multiple described steel reinforced concrete combined bridge deck plate segments before backward Not installing, process is as follows:
Step 301, first steel reinforced concrete combined bridge deck plate segment are installed: to position in multiple described steel reinforced concrete combined bridge deck plate segments A described steel reinforced concrete combined bridge deck plate segment on rear side of is installed;
When current installed steel reinforced concrete combined bridge deck plate segment is installed, use hanging device by this steel reinforced concrete combined bridge deck All steel reinforced concrete combined bridge deck Slab element 1 in plate segment lift respectively and put in place, and by the left and right of each steel reinforced concrete combined bridge deck Slab element 1 Both sides are supported by multiple connecting bolts 4 respectively to be fixed on steel girder described in adjacent twice;
Step 302, next steel reinforced concrete combined bridge deck plate segment are installed: according to the method described in step 301, to the next one Described steel reinforced concrete combined bridge deck plate segment is installed;
Step 303, step 302 is repeated several times, until completing all steel reinforced concrete combined bridge decks of constructed steel plate composite beam bridge The installation process of plate segment;
Step 304, horizontal cast-in-place concrete structure pouring construction: in adjacent two described steel reinforced concrete combined bridge deck plate segments Horizontal cast-in-place concrete structure 7 between steel reinforced concrete combined bridge deck Slab element 1 carries out pouring construction respectively;
Step 4, longitudinally connected reinforcing bar wear: all steel reinforced concrete combined bridge decks of constructed steel plate composite beam bridge in step 3 Plate segment is respectively mounted after completing, and all wears described in multiple tracks vertical on the left of all beams on the right side of reinforcing structure and all beams on reinforcing structure To connection reinforcing bar 5;
Step 5, longitudinal cast-in-place concrete structure pouring construction: the longitudinal cast-in-place concrete on steel girder described in per pass Structure 6 carries out pouring construction respectively.
Before practice of construction, the first all steel reinforced concrete combined bridge deck lists needed for constructed steel plate composite beam bridge in processing factory Unit 1 and all steel girder segment prefabricated units are processed respectively.
Wherein, when carrying out prefabricated processing to steel reinforced concrete combined bridge deck Slab element 1, first the described end steel plate of shaping is being pre-machined On be welded and fixed perforate ribbed stiffener 1-5 described in multiple tracks, and at the described lateral stiffening being made up of perforate ribbed stiffener 1-5 described in multiple tracks Many described prefabricated bridge reinforcing bar 1-8 are worn, afterwards casting concrete obtain prefabricated on steel plate of the described end again in structure Concrete slab 1-9, completes the prefabricated process of steel reinforced concrete combined bridge deck Slab element 1.
The above, be only presently preferred embodiments of the present invention, not impose any restrictions the present invention, every according to the present invention Any simple modification, change and the equivalent structure change that above example is made by technical spirit, all still falls within skill of the present invention In the protection domain of art scheme.

Claims (10)

1. the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck, it is characterised in that: include all being laid by multiple tracks The girder supporting construction of the steel girder composition in same level and multiple be arranged on described girder supporting construction from front to back On steel reinforced concrete combined bridge deck plate segment, steel girder described in multiple tracks is along vertical bridge to the I-steel girder laid, steel described in per pass Girder is spliced by multiple steel girder segment (2), and multiple described steel girder segment (2) are same to being laid in from back to front along vertical bridge On horizontal plane;The structure of multiple described steel reinforced concrete combined bridge deck plate segments is all identical and it is same to being laid in from back to front along vertical bridge On horizontal plane;Each described steel reinforced concrete combined bridge deck plate segment all includes multiple being laid in same level from left to right along direction across bridge On steel reinforced concrete combined bridge deck Slab element (1), the left and right sides of each described steel reinforced concrete combined bridge deck Slab element (1) is supported in respectively On steel girder described in adjacent twice;The surface of steel girder described in per pass is laid with the longitudinal cast-in-place concrete laid in level Structure (6), all by longitudinal cast-in-place concrete structure (6) between adjacent two described steel reinforced concretes combined bridge deck Slab element (1) in left and right Be attached, described longitudinal cast-in-place concrete structure (6) along vertical bridge to laying and it is positioned at the surface of described steel girder;
Described steel reinforced concrete combined bridge deck Slab element (1) includes end steel plate, the lateral stiffening structure being laid on steel plate of the described end, many Root along direction across bridge from a left side to after the prefabricated bridge reinforcing bar (1-8) that is arranged in described lateral stiffening structure and being poured in the described end Precast slab (1-9) on steel plate, described lateral stiffening structure includes that multiple tracks is described to being laid in from back to front along vertical bridge Perforate ribbed stiffener (1-5) on end steel plate, perforate ribbed stiffener (1-5) described in multiple tracks all lays along direction across bridge and it is all at same water In plane, perforate ribbed stiffener (1-5) described in multiple tracks and many described prefabricated bridge reinforcing bars (1-8) all pour in precast concrete In plate (1-9);Described in multiple tracks, the structure of perforate ribbed stiffener (1-5) is all identical with size, and perforate ribbed stiffener (1-5) described in per pass is equal Be one all in vertically to the elongate steel plate laid, the middle part of described elongate steel plate has multiple reinforcing bar from left to right and wears Hole;Steel plate of the described end includes that horizontal base steel plate (1-1) and two symmetries are laid in the steel plate of horizontal base steel plate (1-1) left and right sides Attachment structure, described horizontal base steel plate (1-1) is rectangular steel plates, and each described steel sheet connection structure all includes by multiple connections Steel plate connection strap (1-3) that bolt (4) is fixed on described steel girder and be connected to horizontal base steel plate (1-1) and steel plate connection strap (1-3) the transition steel plate bar (1-2) between, described steel plate connection strap (1-3) lays in level and has on it multiple for connecting The first bolt mounting holes (1-4) that bolt (4) is installed, multiple described connecting bolts (4) along vertical bridge to laying from back to front, The height of described steel plate connection strap (1-3) is less than the height of horizontal base steel plate (1-1);Perforate ribbed stiffener (1-5) described in multiple tracks is equal Being weldingly fixed on horizontal base steel plate (1-1), described precast slab (1-9) is for being positioned at directly over horizontal base steel plate (1-1) Rectangular Concrete plate, prefabricated bridge reinforcing bar (1-8) described in per pass by before backward from perforate ribbed stiffener (1-5) described in multiple tracks On described reinforced steel bar perforation pass through;
The upper flange left and right sides of steel girder described in per pass all has the second bolt mounting holes that row are installed for connecting bolt (4) (2-1), the second bolt mounting holes (2-1) described in each column all includes that bridge is indulged to described second bolt laid from back to front in multiple edge Installing hole (2-1);The upper flange of steel girder described in per pass forms longitudinally with being laid in all steel sheet connection structures on this upper flange The forming panel of cast-in-place concrete structure (6);
The horizontal cast-in-place concrete knot by laying in level between adjacent two described steel reinforced concretes combined bridge deck Slab element (1) front and back Structure (7) is attached, and described horizontal cast-in-place concrete structure (7) is laid along direction across bridge;Described steel reinforced concrete combined bridge deck Slab element (1) Described in before and after the end steel plate two ends all extend out to precast slab (1-9) outside, before and after steel plate of the described end, two ends are stretched out Sections to precast slab (1-9) is overhanging section of steel plate;Adjacent two described steel reinforced concrete combined bridge deck Slab element front and back (1) precast slab (1-9) and the shaping of the horizontal cast-in-place concrete structure (7) of described steel reinforced concrete combined bridge deck plate segment composition Template;Each described horizontal cast-in-place concrete structure (7) is all watered with the longitudinal cast-in-place concrete structure (6) being positioned at both sides around Build and be integrated;
The upper table of described precast slab (1-9), longitudinal cast-in-place concrete structure (6) and horizontal cast-in-place concrete structure (7) The equal flush in face.
2. according to the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck described in claim 1, it is characterised in that: front It is fixedly connected with welding manner between the steel plate of the described end of adjacent two described steel reinforced concretes combined bridge deck Slab element (1) afterwards.
3., according to the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck described in claim 1 or 2, its feature exists In: described transition steel plate bar (1-2) is the inclined steel plate bar tilting gradually downward from the inside to the outside, described steel plate connection strap (1-3) It is rectangular bar of steel lath with transition steel plate bar (1-2);Steel plate of the described end is formed by one piece of rectangular steel plates bending.
4., according to the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck described in claim 1 or 2, its feature exists In: the two ends, left and right of described perforate ribbed stiffener (1-5) all extend out to precast slab (1-9) outside, described perforate ribbed stiffener (1-5) sections that two ends, left and right extend out to precast slab (1-9) outside is overhanging section of ribbed stiffener, and described ribbed stiffener is overhanging The half of a length of longitudinal cast-in-place concrete structure (6) width of section.
5. according to the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck described in claim 4, it is characterised in that: institute State and steel reinforced concrete combined bridge deck Slab element (1) is positioned on the left of overhanging section of all ribbed stiffeners composition in precast slab (1-9) left side Put more energy into group, described steel reinforced concrete combined bridge deck Slab element (1) is positioned at overhanging section of all ribbed stiffeners on precast slab (1-9) right side Put more energy on the right side of composition group;Be positioned at along with all left sides above described steel girder put more energy into reinforcing structure on the left of group composition beam, position In with along with all right sides above described steel girder put more energy into reinforcing structure on the right side of group composition beam;On the left of described beam reinforcing structure and It is equipped with the longitudinally connected reinforcing bar of multiple tracks (5) on reinforcing structure all from left to right, longitudinally connected reinforcing bar described in multiple tracks on the right side of described beam (5) all lay in level and it be all laid in same level, longitudinally connected reinforcing bar (5) described in per pass by before backward from institute The described reinforced steel bar perforation on overhanging section of multiple described ribbed stiffener stated on the right side of reinforcing structure on the left of beam or described beam in reinforcing structure Pass through;Described longitudinally connected reinforcing bar (5) pours in longitudinal cast-in-place concrete structure (6).
6. according to the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck described in claim 5, it is characterised in that: many Individual described reinforced steel bar perforation is laid in uniform;Perforate ribbed stiffener (1-5) described in per pass all include middle part ribbed stiffener sections and two right Claim overhanging section of the described ribbed stiffener being connected to the described middle part ribbed stiffener sections left and right sides, the institute on the ribbed stiffener sections of described middle part State reinforced steel bar perforation for for prefabricated bridge reinforcing bar (1-8) the first through hole (1-6) of passing through, described on overhanging section of described ribbed stiffener Reinforced steel bar perforation is the second through hole (1-7) passing through for longitudinally connected reinforcing bar (5).
7., according to the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck described in claim 1 or 2, its feature exists In: above the upper flange of steel girder described in per pass, the left and right sides is laid with a row WELDING STUDS (3), cloth on each described upper flange If the two described WELDING STUDSs (3) of row be respectively positioned on this upper flange between two described second bolt mounting holes (2-1) of row offered;Often Arranging described WELDING STUDS (3) and all including that bridge is indulged to by the WELDING STUDS (3) laid before backward in multiple edge, described WELDING STUDS (3) is in vertically It is fixed on described upper flange to laying and its bottom welding;Two arrange described WELDING STUDS (3) all pours in longitudinal cast-in-place concrete In structure (6), the overhead height of the two described WELDING STUDSs (3) of row is all identical and its overhead height is below longitudinal cast-in-place concrete The upper level of structure (6).
8., according to the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck described in claim 1 or 2, its feature exists In: before and after prefabricated bridge reinforcing bar (1-8) described in per pass, two ends all extend out to outside steel plate of the described end, described prefabricated bridge Before and after reinforcing bar (1-8), two ends extend out to the sections outside steel plate of the described end is overhanging section of reinforcing bar, the length that described reinforcing bar is overhanging section Degree is not more than the half of horizontal cast-in-place concrete structure (7) width.
9., according to the assembling steel plate composite beam bridge based on steel reinforced concrete combined bridge deck described in claim 1 or 2, its feature exists In: it is all attached with welding manner between adjacent two described steel girder segment (2) before and after in steel girder described in per pass.
10. the method that assembling steel plate composite beam bridge as claimed in claim 5 is constructed, it is characterised in that the party Method comprises the following steps:
Step one, the construction of bridge bottom bracing structure: the bottom bracing structure of constructed steel plate composite beam bridge is constructed;
Described bottom bracing structure includes that bridge is indulged to by the support bridge pier laid before backward in multiple edge;
Step 2, the construction of steel main beam supporting: construct in step one on the described bottom bracing structure completing, by before backward to many Steel girder synchronization described in road carries out erection construction, and completes the splicing between steel girder described in adjacent twice;
Step 3, steel reinforced concrete combined bridge deck plate segment are installed: enter multiple described steel reinforced concrete combined bridge deck plate segments respectively before backward Row is installed, and process is as follows:
Step 301, first steel reinforced concrete combined bridge deck plate segment are installed: be positioned in multiple described steel reinforced concrete combined bridge deck plate segments One described steel reinforced concrete combined bridge deck plate segment of rear side is installed;
When current installed steel reinforced concrete combined bridge deck plate segment is installed, hanging device is used to save this steel reinforced concrete combined bridge deck All steel reinforced concretes combined bridge deck Slab element (1) in Duan lift respectively and put in place, and by the left and right of each steel reinforced concrete combined bridge deck Slab element (1) Both sides are supported by multiple connecting bolts (4) respectively to be fixed on steel girder described in adjacent twice;
Step 302, next steel reinforced concrete combined bridge deck plate segment are installed: according to the method described in step 301, described in the next one Steel reinforced concrete combined bridge deck plate segment is installed;
Step 303, step 302 is repeated several times, until completing all steel reinforced concrete combined bridge decks joint of constructed steel plate composite beam bridge The installation process of section;
Step 304, horizontal cast-in-place concrete structure pouring construction: to steel reinforced concrete in adjacent two described steel reinforced concrete combined bridge deck plate segments Horizontal cast-in-place concrete structure (7) between combined bridge deck Slab element (1) carries out pouring construction respectively;
Step 4, longitudinally connected reinforcing bar wear: all steel reinforced concrete combined bridge decks joint of constructed steel plate composite beam bridge in step 3 After section is respectively mounted and completes, all wear on reinforcing structure on the right side of reinforcing structure and all beams on the left of all beams and longitudinally connect described in multiple tracks Connect reinforcing bar (5);
Step 5, longitudinal cast-in-place concrete structure pouring construction: the longitudinal cast-in-place concrete structure on steel girder described in per pass (6) pouring construction is carried out respectively.
CN201610569042.6A 2016-07-19 2016-07-19 Assembling steel plate composite beam bridge and construction method thereof based on steel reinforced concrete combined bridge deck Pending CN106149540A (en)

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CN106758828A (en) * 2016-12-02 2017-05-31 腾达建设集团股份有限公司 The application process of fixed asymmetric bridge girder cantilever assembly equipment
CN106758773A (en) * 2016-12-21 2017-05-31 东南大学 A kind of shear connector of steel reinforced concrete composite beam bridge
CN106835930A (en) * 2017-04-10 2017-06-13 广州大学 A kind of bolt connecting type steel concrete combination beam
CN108342973A (en) * 2018-02-14 2018-07-31 重庆交通大学 Whole H profile steel-concrete composite beam bridge and construction method across prefabricated installation
CN108560391A (en) * 2018-06-11 2018-09-21 苏交科集团股份有限公司 A kind of prefabricated assembled steel reinforced concrete combined bridge structure
CN109137710A (en) * 2018-10-10 2019-01-04 浙江省交通规划设计研究院有限公司 Curve combination beam bridge hogging moment area inner lining concrete floor combination structure
CN109630178A (en) * 2018-12-04 2019-04-16 中煤第五建设有限公司 The optimization method of ventilation equipment air crossing in a kind of tunnel
CN109972512A (en) * 2019-04-17 2019-07-05 浙江省交通规划设计研究院有限公司 A kind of cast-in-situ construction method of profiled sheet-concrete combined bridge deck
CN110042739A (en) * 2019-03-14 2019-07-23 河海大学 A kind of U-shaped flitch beam of monoblock type clod wash steel plate
CN110983968A (en) * 2019-12-30 2020-04-10 扬州大学 Prefabricated assembled FRP (fiber reinforced plastic) -section steel-concrete combined bridge deck and construction method thereof
CN111485490A (en) * 2020-04-09 2020-08-04 苏交科集团股份有限公司 Wide prefabricated bridge deck and construction method thereof
CN111827117A (en) * 2020-06-24 2020-10-27 中铁北京工程局集团(天津)工程有限公司 Concrete pouring method for bridge deck of steel-concrete composite beam
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CN109137710A (en) * 2018-10-10 2019-01-04 浙江省交通规划设计研究院有限公司 Curve combination beam bridge hogging moment area inner lining concrete floor combination structure
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CN109972512A (en) * 2019-04-17 2019-07-05 浙江省交通规划设计研究院有限公司 A kind of cast-in-situ construction method of profiled sheet-concrete combined bridge deck
CN110983968A (en) * 2019-12-30 2020-04-10 扬州大学 Prefabricated assembled FRP (fiber reinforced plastic) -section steel-concrete combined bridge deck and construction method thereof
CN111485490A (en) * 2020-04-09 2020-08-04 苏交科集团股份有限公司 Wide prefabricated bridge deck and construction method thereof
CN111827117A (en) * 2020-06-24 2020-10-27 中铁北京工程局集团(天津)工程有限公司 Concrete pouring method for bridge deck of steel-concrete composite beam
WO2022017218A1 (en) * 2020-07-20 2022-01-27 王建友 Viaduct structure

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