CN108385461A - Reinforcing road bed ecological environment-friendly type widening road and construction method can be protected - Google Patents
Reinforcing road bed ecological environment-friendly type widening road and construction method can be protected Download PDFInfo
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- CN108385461A CN108385461A CN201810303533.5A CN201810303533A CN108385461A CN 108385461 A CN108385461 A CN 108385461A CN 201810303533 A CN201810303533 A CN 201810303533A CN 108385461 A CN108385461 A CN 108385461A
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C15/00—Pavings specially adapted for footpaths, sidewalks or cycle tracks
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/50—Removable forms or shutterings for road-building purposes; Devices or arrangements for forming individual paving elements, e.g. kerbs, in situ
- E01C19/502—Removable forms or shutterings, e.g. side forms; Removable supporting or anchoring means therefor, e.g. stakes
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
It is a kind of to protect reinforcing road bed ecological environment-friendly type widening road, including girder 1, widen road body 2, girder anchor pile 3, fence assembly, cycle track 5.1 fixed section 11 of girder is connected as an entirety by girder groove body 13 and girder anchor pile 3.Cycle track 5 is located on the cantilevered out end of girder of original path both sides, and on the inside of guardrail.It widens on the cantilevered out end of girder of the road body 2 between original path and cycle track 5.Fence assembly is mounted on 1 cantilevered out end 12 of girder comprising guardrail 41, steel wire rope 42, steel wire rope 42 are fixed on by upper buckle 411 and lower buckle 412 on guardrail 41.The present invention expands width on existing concrete road surface, solves the problems, such as that driving is difficult, and construction cost is relatively low, also acts as and protects reinforcing road bed effect.Hollow out cycle track is simultaneously located between the road surface side and guardrail of road, is not take up the width of roadway of original path, convenient for being gone on a journey in a manner of the riding of low-carbon environment-friendly.
Description
Technical field
The present invention relates to a kind of road structure, especially it is a kind of can protect reinforcing road bed ecological environment-friendly type widening road and
Construction method.
Background technology
Currently, the structure of the road 6 equipped with roadbed bank protection is as shown in figure 11, include road surface body 61 and roadbed 62, roadbed
62 are equipped with curb 63.Since road is relatively narrow, often there is the difficult phenomenon of driving.And if, row improper in corner speed control
Traffic accident is easily caused when vehicle.Instantly, as people's living standard increasingly improves, rural private car is also increased, and country is public
The safety of road vehicles traveling and convenient sex chromosome mosaicism increasingly highlight.
Currently, the cost for widening relatively narrow mountain road and backroad (is embodied in greatly compared with high and enforcement difficulty and excavates mountain
Body, backfill bank protection, occupancy agricultural land, occupying woodland, construction cost height and long construction period etc.), constrain rural economy hair
Exhibition and the trip of people.So that although many rural economy levels have reached the condition for being badly in need of widening backroad, by
It is big in enforcement difficulty, of high cost, cause current China's overwhelming majority mountain area, country road still very narrow, current situation of traffic compared with
For backwardness.Such as need to be related to expropriation of land, reparation by increasing roadbed bottom width, destroy vegetation and environment it is various it is complicated passive because
Element, and in Special zone, road surface reach tens meters, even in steep cliff section up to hundreds of meters or more of height in roadbed bottom height difference
Inestimable (in addition to the roadbed excavated on rock, the roadbed that earthwork stone tamps all is in bottom width for difference, difficulty of construction and cost
It is narrow, certain side slope is formed because roadbed tamps, and bigger with height difference, side slope is longer, and bottom is wider).Therefore, design one kind is less accounts for
With with farmland forest land, easily widening road is particularly necessary for construction is simple.
Invention content
An object of the present invention is overcome the deficiencies in the prior art, and provides a kind of ecological ring that energy protection is reinforcing road bed
Guarantor's type widening road.It expands width on existing concrete road surface, solves the problems, such as that driving is difficult, and increase bicycle
Road, increased cycle track are not take up former width of roadway, are gone on a journey in a manner of the riding of low-carbon environment-friendly convenient for people.
Realizing above-mentioned purpose technical solution of the present invention is：Reinforcing road bed ecological environment-friendly type widening road can be protected, including
Girder, cycle track and widen road body；It is fixed section in the middle part of girder, both ends are cantilevered out end, and fixed section is embedded in the body of road surface
In girder slot, cantilevered out end is pierced by and from Lu Tizhong is widened vacantly outside road；Cycle track is located at the master of original path both sides
On the cantilevered out end of beam；It widens on the cantilevered out end of girder of the road body between original path and cycle track, is reinforced concrete structure,
It is cast in above roadbed, and at curb, upper surface is concordant with road.
The further technical solution of the present invention is：It further includes the fence assembly being located on the outside of cycle track, fence assembly
Include guardrail, guardrail is mounted on the cantilevered out end of girder.
The further technical solution of the present invention is：It further includes girder anchor pile, and girder anchor pile is armored concrete knot
Structure is cast in roadbed and is connected as an entirety with girder groove body, there is longitudinal structure muscle, longitudinal structure muscle in girder groove body
It is across girder and affixed with girder while affixed (binding or welding) with the anchor pile muscle in girder anchor pile.
The further technical solution of the present invention is：Further include having longitudinal tension rib and lateral tension rib；Longitudinal structure muscle
In girder groove body, girder and affixed with girder is passed through；Longitudinal tension rib, which is located at, widens Lu Tizhong, passes through more girders
And it is affixed with girder, to which more adjacent girders are connected as an entirety；More longitudinal tension rib dislocation arrangements will be thus will
All girders are connected as an entirety；In the road surface body of lateral tension rib one end implantation road, road body is widened in other end implantation
In and be fixedly connected with the reinforcing bar for widening Lu Tizhong.；
The further technical solution of the present invention is：Girder is I-steel, and cantilevered out end is equipped with auxiliary mounting hole.
Further technical solution is the present invention：Guardrail is movably connected in by bolt on the cantilevered out end of girder, is set thereon
Have and buckled under buckle and steel wire rope on multiple steel wire ropes, the upper end is equipped with accessory mounting apertures；Steel wire rope passes through upper buckle and lower card
Button is fixed on guardrail.
The further technical solution of the present invention is：First guardrail and/or the last one guard rail position are equipped with tilt prop, tiltedly
Fagging one end is bolted on guardrail, and the other end is bolted on the cantilevered out end of girder.
The further technical solution of the present invention is：Cycle track is hollow out cycle track, and hollow out cycle track is mounted on
It on the cantilevered out end of girder, and on the inside of guardrail, is spliced by polylith hollowed-out board, every piece of hollowed-out board is mounted on master by angle steel
On the cantilevered out end of beam, hollowed-out board is equipped with up-small and down-big hole.
The further technical solution of the present invention is：Further include widening road body cast-in-situ template, and widens road body pedestal
It matches to be formed for widening the space that road body pours；Template includes cope plate, middle template, lower template, solid model I-steel and drag hook；
On cope plate and middle template is equipped with keel, and the keel of cope plate are equipped with strip；Cope plate, middle template and lower template are equipped with
Multigroup bolt hole and construction hole；Lower template is bolted in middle template, and middle template is bolted on cope plate,
Cope plate is mounted on by bolt on solid model I-steel, and solid model I-steel is mounted on by bolt on girder, and lower template lower end is outstanding
It hangs on drag hook, drag hook is connected to by drawstring on girder or/and longitudinal tension rib.
The further technical solution of the present invention is：Middle template includes plate A and plate B, and plate A and plate B are connected through the hinge, and two
Angle adjustable between person.
The further technical solution of the present invention is：Bolt, one end company of bolt and chain are installed on solid model I-steel
Connect, the other end of chain respectively on cope plate hook and wedge block connect.
The second object of the present invention is to provide a kind of construction party that can protect reinforcing road bed ecological environment-friendly type widening road
Method.
Realizing above-mentioned purpose technical solution of the present invention is：It is a kind of to protect reinforcing road bed ecological environment-friendly type widening road
Construction method includes the following steps：
S01, excavation widen road body pedestal；It is excavated out on the curb of road and widens road body pedestal；
S02, girder slot and anchoring stake holes are opened on road；Girder slot and anchor pile are opened on pavement of road body with cutting mechanics
Hole, girder slot for installing girder, anchoring stake holes for pouring girder anchor pile, the excavation length of girder slot and anchoring stake holes,
Width and depth are calculated as standard with structural bearing capacity；
S03, anchoring girder；The girder for having offered longitudinal structure muscle hole, longitudinal tension rib hole and installation structure is first placed in master
In beam slot, longitudinal structure muscle and longitudinal tension rib are then arranged, and anchor pile muscle is arranged in anchoring stake holes, and by anchor pile muscle
It is affixed with longitudinal structure muscle, finally use concrete cast-in-situ girder groove body and anchor pile；Or girder and anchor pile concrete are showed
It pours in the body of road surface；
S04, installation guardrail；After girder groove body and anchor pile solidification reach security intensity requirement, installation guardrail is cantilevered out in girder 1
End, then steel wire rope is installed；
S05, installation solid model I-steel；Solid model I-steel is bolted on girder, then strip is wedged with wedge block
The remaining aperture of preformed hole；
S06, installation form；
A, drag hook is installed；Drag hook is fixed on by drawstring on girder or/and longitudinal tension rib；
B, installation form；The lower template of template is stuck on drag hook, the strip of cope plate side is blocked into solid model I-steel side
Leg up and down, then cope plate is fixed on solid model I-steel by bolt；
C, template is connected on solid model I-steel by template by the chain with bolt and hook again；
The structure reinforcing bars in the body of road are widened in S07, binding；Lateral tension rib one end is implanted into the body of road surface, and will be widened in the body of road
Structure reinforcing bars bind；
S08, cast-in-place road body is widened；Road body is widened with concrete is cast-in-place in widening road body pedestal；
S09, form removal；After widening road body solidification and reaching security intensity, the bolt between form removal and solid model I-steel,
The bolt between solid model I-steel and girder is removed again, is allowed solid model I-steel to loosen, is then taken template from solid model I-steel
Under, due to having chain connection template and solid model I-steel, after template falls off, it will not fall the steep bank into road side or hang
Then precipice removes solid model I-steel from girder；
S10, installation hollow out cycle track：Angle steel is mounted on the cantilevered out end of girder, finally hollowed-out board is mounted on angle steel,
Hollowed-out board is equipped with up-small and down-big hole.
The further technical solution of the present invention is：In S02 steps, it be not laid with road surface body also, or need to re-lay
Only anchoring stake holes need to be opened on the roadbed of road surface body.
The further technical solution of the present invention is：In S03 steps, longitudinal structure muscle pass through longitudinal structure muscle hole and with
Girder is affixed；Longitudinal tension rib passes through longitudinal tension rib hole and affixed with girder, to which more adjacent girders are connected as one
A entirety；More longitudinal tension rib dislocation arrangements by all girders so that be connected as an entirety.
The further technical solution of the present invention is：The implementation of the technical program is to have reached requirement for bearing capacity in roadbed
Under the premise of；Ruo Lujiyin quality problems in work progress or affected by environment later and damage in the past, need first to roadbed into
Row reinforcement and repair, or road surface body is re-lay, the requirement for bearing capacity of widening road is made up to, then implement the technical program.
The present invention has the following advantages that compared with prior art：
1, the present invention expands width on existing concrete road surface, solves the problems, such as that driving is difficult, widens road body upper surface i.e.
For the road surface widened, occupancy farmland forest land area is few, little on both sides of the road natural environment and vegetation growth influence, is constructed into
This is relatively low.
2, it when there are certain height difference in roadbed one or both sides, tamps without in addition increasing the earthwork and comes widening road roadbed bottom
Width also can reach the purpose for increasing road width, can be used for national highway, provincial highway, the high-level highway such as highway.
3, guardrail is mounted on the cantilevered out end of girder, is not take up road effective width itself.
4, I-steel girder end and guardrail, which are equipped with, installs structure additional, can install Sign Board and cable pipeline.
5, height difference it is larger or other use the larger section of traditional approach Widening Construction difficulty, highlight the present invention cost and
Convenient construction advantage.
6, develop adjustable composite template, and can be done using I-steel girder self structure concrete blinding fix and
Supporting point.
7, it widens road body and integrally sandwiches road foundation, play and protect reinforcing road bed effect.Have due to widening road body lower end
Two inclined-planes are contacted with roadbed, when widen there is vehicle to cross above road body when, the weight of vehicle is transmitted to by inclined-plane in roadbed, is risen
To reinforcing road bed effect.
8, it widens road body lower end and is equipped with drip, prevent rain drop erosion sandstone curb, cause curb soil erosion, influence
Road road surface body structural stability.
9, there is chain hole above cope plate, there is pin hole, the keel that chain one end passes through cope plate on solid model I-steel
On construction hole connect with cope plate, the other end of chain is connected with bolt.When die-filling, bolt is inserted on solid model I-steel
In pin hole, prevent template when form removal from falling Dou Kan.
10, the shape of drag hook is " L " shape, and the upper end is connected to by drawstring on girder or longitudinal tension rib, and lower end is used for
Hook lower template bottom.
11, hollow out cycle track and positioned at road road surface side and guardrail between, be not take up the width of roadway of original path,
And the functional area of road is increased, convenient for being gone on a journey in a manner of the riding of low-carbon environment-friendly.
12, hollow out cycle track is spliced by polylith hollowed-out board, and every piece of hollowed-out board is mounted on by angle steel on girder,
Dismounting installation is all very convenient.Hollowed-out board is equipped with up-small and down-big hole, compared to the light that straight hole can extend vegetation below hollowed-out board
According to duration.
Below in conjunction with figure, the invention will be further described with embodiment.
Description of the drawings
Fig. 1 is the structural schematic diagram of the vertical view state of the present invention；
Fig. 2 is the reinforcing bar distributed architecture schematic diagram of the vertical view state of the present invention；
Fig. 3 is the A-A sectional views of Fig. 2；
Fig. 4 is the B-B sectional views of Fig. 2；
Fig. 5 is the portions the E enlarged drawing of Fig. 4；
Fig. 6 is the C-C sectional views of Fig. 5；
Fig. 7 is the structural schematic diagram of fence assembly；
Fig. 8 is the vertical view of Fig. 7；
Fig. 9 is the structure and use state diagram for widening road body cast-in-situ template；
Figure 10 is the right view of Fig. 9；
Figure 11 is the existing structural schematic diagram equipped with roadbed bank protection road.
Specific implementation mode
Embodiment 1：
As shown in figures 1-8, it can protect reinforcing road bed ecological environment-friendly type widening road, including girder 1, widen road body 2, girder anchor
Gu stake 3, fence assembly, cycle track 5.
1 middle part of girder is fixed section 11, and both ends are cantilevered out end 12, and 1 fixed section 11 of girder is embedded to the girder in road surface body 61
In slot, an entirety is connected as by girder groove body 13 and girder anchor pile 3；There is longitudinal structure muscle 7 in girder groove body 13, indulges
To construction muscle 7 pass through girder 1 and with girder 1 it is affixed, while with anchor pile muscle 31 in girder anchor pile 3 affixed (binding or weldering
It connects)；1 cantilevered out end 12 of girder is pierced by and vacantly outside road 6 in road body 2 from widening.
Preferably, girder 1 is I-steel, and cantilevered out end 12 is equipped with auxiliary mounting hole 121.
Widen road body 2 (has reinforcing bar, internal reinforcing bar arrangement of reinforcement is by structure Design and Calculation for reinforced concrete structure inside it
Determine), it is cast in 62 top of roadbed, and at curb 63, upper surface is concordant with road 6.The thickness for widening road body 2 is answered
Reach design requirement, and accordingly roadbed 62 is formed and is sandwiched, to reach the work of reinforcement protection roadbed 62 to 62 times extensions of roadbed
With.
Preferably, it widens 2 lower end of road body and is equipped with the drip 21 extended along 6 direction of road, rain drop erosion sandstone can be prevented
Curb 63 causes curb soil erosion, influences the structural stability of upper layer road surface body.
Widening has longitudinal tension rib 8 in road body 2, longitudinal tension rib 8 passes through more girders 1 and affixed with girder 1, to will
More adjacent girders 1 are connected as an entirety；The more longitudinal dislocation of tension rib 8 arrangements, to which all girders 1 to be connected as
One entirety.
It widens and is also implanted with lateral tension rib 9 in road body 2, one end of lateral tension rib 9 and the reinforcing bar widened in road body 2 are solid
It connects (binding or welding), in the road surface body 61 of the other end implantation road 6 of lateral tension rib 9.
Girder anchor pile 3 is reinforced concrete structure, inside has anchor pile muscle 31, is cast in the roadbed 62 of road 6.
3 inside reinforcing bar arrangement of reinforcement of girder anchor pile is determined by structure Design and Calculation.
Fence assembly includes guardrail 41, steel wire rope 42；Guardrail 41 is movably connected in by bolt on 1 cantilevered out end 12 of girder,
It which is provided with and buckle 412 under buckle 411 and steel wire rope on multiple steel wire ropes, the upper end is equipped with accessory mounting apertures 413.Steel wire rope 42
It is fixed on guardrail 41 by upper buckle 411 and lower buckle 412.
Preferably, tilt prop 43, tilt prop are equipped at first guardrail 41 and/or the last one guardrail 41 of fence assembly
43 one end are bolted on guardrail 41, and the other end is bolted on 1 cantilevered out end 12 of girder.
Cycle track 5 is hollow out cycle track 5, and hollow out cycle track 5 is mounted on 1 cantilevered out end 12 of girder, and positioned at shield
41 inside of column, is spliced, every piece of hollowed-out board is mounted on by angle steel on 1 cantilevered out end 12 of girder, hollow out by polylith hollowed-out board
Plate is equipped with up-small and down-big hole.
The present invention is applying man-hour requirement using widening road body cast-in-situ template, to be formed with widening road body pedestal and matching for opening up
The space that broad way body pours.Road body cast-in-situ template will hereafter be widened and be referred to as template.
Sketch the structure of template：
As shown in figs. 9-10, template includes cope plate 201, middle template 202, lower template 203, solid model I-steel 204 and drag hook
206；On cope plate 201 and middle template 202 is equipped with keel, and the keel of cope plate 201 are equipped with strip 207；Cope plate 201,
Middle template 202 and lower template 203 are equipped with multigroup bolt hole and construction hole；Lower template 203 is bolted in middle template 202
On, middle template 202 is bolted on cope plate 201, and cope plate 201 is mounted on by bolt on solid model I-steel 204,
Solid model I-steel is mounted on by bolt on girder 1, and 203 lower end of lower template is suspended on drag hook 206, and drag hook 206 passes through drawstring
It is connected on girder 1 or/and longitudinal tension rib 8.
Middle template 202 includes plate A2021 and plate B2022, and plate A and plate B are connected through the hinge, adjustable angle between the two
Section.
Bolt 208 is installed, bolt 208 is connect with one end of chain, the other end difference of chain on solid model I-steel 204
With on cope plate 201 hook 209 and wedge block 205 connect.
The construction method of the present invention includes the following steps：
S01, excavation widen road body pedestal；That 300 ~ 1000mm of thickness is excavated out on the curb 63 of road 6 widens road body pedestal；
S02, girder slot and anchoring stake holes are opened on road 6；Girder slot and anchoring are opened on 6 road surface body 61 of road with cutting mechanics
Stake holes, girder slot are controlled for installing girder 1, width in 3X（X=width of main beam）Within, it is deep-controlled in 1.3H（H=girder is high
Degree）Within；Anchoring stake holes is calculated as marking for pouring girder anchor pile 3, anchoring stake holes cutting depth with structural bearing capacity
It is accurate；
This step only need to open anchoring stake holes on the roadbed 62 for needing to be laid with road surface body 61；
S03, anchoring girder；The girder 1 for having offered longitudinal structure muscle hole, longitudinal tension rib hole and installation structure is first placed in master
In beam slot, longitudinal structure muscle 7 and longitudinal tension rib 8, and the arrangement anchor pile muscle 31 in anchoring stake holes are then arranged, and will anchoring
Stake muscle 31 is affixed (binding or welding) with longitudinal structure muscle 7, finally uses concrete cast-in-situ girder groove body and anchor pile；Or by girder
With anchor pile concrete cast-in-situ in road surface body 61；
In this step, longitudinal structure muscle 7 passes through longitudinal structure muscle hole and affixed with girder 1；Longitudinal tension rib 8 passes through longitudinal drawknot
Muscle hole is simultaneously affixed with girder 1, to which more adjacent girders 1 are connected as an entirety；The more longitudinal dislocation of tension rib 8 arrangements
To which all girders 1 are connected as an entirety；
S04, installation guardrail；After girder groove body and anchor pile solidification reach security intensity requirement, installation guardrail 41 is outstanding in girder 1
Outlet 12, then steel wire rope 42 is installed；
S05, installation solid model I-steel；Solid model I-steel 204 is bolted on girder 1 to (girder is equipped with interspersed spiral shell
The strip preformed hole of bolt), then with wedge block 205 wedge strip preformed hole remaining aperture；
S06, installation form；
A, drag hook is installed；As shown in figure 9, drag hook 206 is fixed on by drawstring on girder 1 or/and longitudinal tension rib 8；
B, installation form；As shown in figs. 9-10, the lower template of template 203 is stuck on drag hook 206, by 201 side of cope plate
Strip 207 blocks the leg up and down of 204 side of solid model I-steel, and cope plate 201 is then fixed on solid model I-steel by bolt
On 204；
C, template is connected on solid model I-steel 204 by template by the chain with bolt 208 and hook 209 again；
The structure reinforcing bars in road body 2 are widened in S07, binding；9 one end of lateral tension rib is implanted into road surface body 61, and road will be widened
Structure reinforcing bars in body 2 are bound；
S08, cast-in-place road body 2 is widened；Road body is widened with concrete is cast-in-place in widening road body pedestal；
S09, form removal；After widening road body solidification and reaching security intensity, the spiral shell between form removal and solid model I-steel 204
Bolt, then remove the bolt between solid model I-steel 204 and girder 1 allows solid model I-steel 204 to loosen, then by template from solid model
It removes on I-steel 204, due to having chain connection template and solid model I-steel 204, after template falls off, will not fall into road
The steep bank or steep cliff of 6 sides finally remove solid model I-steel 204 from girder 1；
S10, installation hollow out cycle track：Angle steel is mounted on the cantilevered out end of girder, finally hollowed-out board is mounted on angle steel,
Hollowed-out board is equipped with up-small and down-big hole.
The implementation of the technical program is under the premise of roadbed has reached requirement for bearing capacity；Ruo Lujiyin work progress in the past
In quality problems or affected by environment and damage later, need first to roadbed progress reinforcement and repair, or re-lay road surface
Body, makes up to the requirement for bearing capacity of widening road, then implements the technical program.
Claims (10)
1. reinforcing road bed ecological environment-friendly type widening road can be protected, it is characterized in that：Including girder, cycle track and widen road
Body；It is fixed section in the middle part of girder, both ends are cantilevered out end, and fixed section is embedded in the girder slot in the body of road surface, and cantilevered out end is from opening up
It is pierced by broad way body and vacantly outside road；Cycle track is located on the cantilevered out end of girder of original path both sides；Widen road position
It is reinforced concrete structure on the cantilevered out end of girder between original path and cycle track, is cast in above roadbed, and position
At curb, upper surface is concordant with road.
2. reinforcing road bed ecological environment-friendly type widening road can be protected as described in claim 1, it is characterized in that：It further include girder
Anchor pile and fence assembly, girder anchor pile are reinforced concrete structure, are cast in roadbed and are connected as with girder groove body
One entirety, there is longitudinal structure muscle in girder groove body, and longitudinal structure muscle passes through girder and affixed with girder, while being anchored with girder
Anchor pile muscle in stake is affixed；Fence assembly is located on the outside of cycle track comprising has guardrail, guardrail to be mounted on the cantilevered out end of girder
On.
3. reinforcing road bed ecological environment-friendly type widening road can be protected as claimed in claim 2, it is characterized in that：Further include have it is vertical
To tension rib and lateral tension rib；Longitudinal structure muscle is located in girder groove body, passes through girder and affixed with girder；Longitudinal drawknot
Muscle, which is located at, widens Lu Tizhong, passes through more girders and affixed with girder, to by more adjacent girders be connected as one it is whole
Body；More longitudinal tension rib dislocation arrangements by all girders so that be connected as an entirety；Lateral tension rib one end implantation road
In the road surface body on road, other end implantation is widened Lu Tizhong and is fixedly connected with the reinforcing bar for widening Lu Tizhong；Girder is I-steel,
Cantilevered out end is equipped with auxiliary mounting hole.
4. as claimed in any one of claims 1-3 can protect reinforcing road bed ecological environment-friendly type widening road, it is characterized in that：
Guardrail is movably connected in by bolt on the cantilevered out end of girder, be which is provided with and is buckled under buckle and steel wire rope on multiple steel wire ropes,
Upper end is equipped with accessory mounting apertures；Steel wire rope is fixed on by upper buckle and lower buckle on guardrail；First guardrail and/or last
A guard rail position is equipped with tilt prop, and tilt prop one end is bolted on guardrail, and the other end is bolted outstanding in girder
In outlet.
5. as claimed in any one of claims 1-3 can protect reinforcing road bed ecological environment-friendly type widening road, it is characterized in that：
Cycle track is hollow out cycle track, and hollow out cycle track is mounted on the cantilevered out end of girder, and on the inside of guardrail, by polylith
Hollowed-out board is spliced, and every piece of hollowed-out board is mounted on by angle steel on the cantilevered out end of girder, and hollowed-out board is equipped with up-small and down-big hole.
6. reinforcing road bed ecological environment-friendly type widening road can be protected as claimed in claim 4, it is characterized in that：Cycle track is
Hollow out cycle track, hollow out cycle track are mounted on the cantilevered out end of girder, and on the inside of guardrail, are spliced by polylith hollowed-out board
It forms, every piece of hollowed-out board is mounted on by angle steel on the cantilevered out end of girder, and hollowed-out board is equipped with up-small and down-big hole.
7. reinforcing road bed ecological environment-friendly type widening road can be protected as described in claim 1-3, it is characterized in that：Further include having
Road body cast-in-situ template is widened, the space to be formed and be poured for widening road body is matched with road body pedestal is widened；Template includes upper mold
Plate, middle template, lower template, solid model I-steel and drag hook；On cope plate and middle template is equipped with keel, is set on the keel of cope plate
There is strip；Cope plate, middle template and lower template are equipped with multigroup bolt hole and construction hole；Lower template is bolted in middle mould
On plate, middle template is bolted on cope plate, and cope plate is mounted on by bolt on solid model I-steel, solid model I-steel
It is mounted on girder by bolt, lower template lower end is suspended on drag hook, and drag hook is connected to girder or/and longitudinal drawing by drawstring
It ties on muscle；Middle template includes plate A and plate B, and plate A and plate B are connected through the hinge, angle adjustable between the two；Solid model I-shaped
Bolt is installed on steel, one end of bolt and chain connects, the other end of chain respectively with the hook and wedge block on cope plate
Connection.
8. reinforcing road bed ecological environment-friendly type widening road can be protected as described in claim 4-6, it is characterized in that：Further include having
Road body cast-in-situ template is widened, the space to be formed and be poured for widening road body is matched with road body pedestal is widened；Template includes upper mold
Plate, middle template, lower template, solid model I-steel and drag hook；On cope plate and middle template is equipped with keel, is set on the keel of cope plate
There is strip；Cope plate, middle template and lower template are equipped with multigroup bolt hole and construction hole；Lower template is bolted in middle mould
On plate, middle template is bolted on cope plate, and cope plate is mounted on by bolt on solid model I-steel, solid model I-steel
It is mounted on girder by bolt, lower template lower end is suspended on drag hook, and drag hook is connected to girder or/and longitudinal drawing by drawstring
It ties on muscle；Middle template includes plate A and plate B, and plate A and plate B are connected through the hinge, angle adjustable between the two；Solid model I-shaped
Bolt is installed on steel, one end of bolt and chain connects, the other end of chain respectively with the hook and wedge block on cope plate
Connection.
9. the construction party that can protect reinforcing road bed ecological environment-friendly type widening road as described in any one of claim 1-8
Method, it is characterized in that：Include the following steps：
S01, excavation widen road body pedestal；It is excavated out on the curb of road and widens road body pedestal；
S02, girder slot and anchoring stake holes are opened on road；Girder slot and anchor pile are opened on pavement of road body with cutting mechanics
Hole, girder slot for installing girder, anchoring stake holes for pouring girder anchor pile, the excavation length of girder slot and anchoring stake holes,
Width and depth are calculated as standard with structural bearing capacity；
S03, anchoring girder；The girder for having offered longitudinal structure muscle hole, longitudinal tension rib hole and installation structure is first placed in master
In beam slot, longitudinal structure muscle and longitudinal tension rib are then arranged, and anchor pile muscle is arranged in anchoring stake holes, and by anchor pile muscle
It is affixed with longitudinal structure muscle, finally use concrete cast-in-situ girder groove body and anchor pile；Or girder and anchor pile concrete are showed
It pours in the body of road surface；
S04, installation guardrail；After girder groove body and anchor pile solidification reach security intensity requirement, installation guardrail is cantilevered out in girder 1
End, then steel wire rope is installed；
S05, installation solid model I-steel；Solid model I-steel is bolted on girder, then strip is wedged with wedge block
The remaining aperture of preformed hole；
S06, installation form；
A, drag hook is installed；Drag hook is fixed on by drawstring on girder or/and longitudinal tension rib；
B, installation form；The lower template of template is stuck on drag hook, the strip of cope plate side is blocked into solid model I-steel side
Leg up and down, then cope plate is fixed on solid model I-steel by bolt；
C, template is connected on solid model I-steel by template by the chain with bolt and hook again；
The structure reinforcing bars in the body of road are widened in S07, binding；Lateral tension rib one end is implanted into the body of road surface, and will be widened in the body of road
Structure reinforcing bars bind；
S08, cast-in-place road body is widened；Road body is widened with concrete is cast-in-place in widening road body pedestal；
S09, form removal；After widening road body solidification and reaching security intensity, the bolt between form removal and solid model I-steel,
The bolt between solid model I-steel and girder is removed again, is allowed solid model I-steel to loosen, is then taken template from solid model I-steel
Under, due to having chain connection template and solid model I-steel, after template falls off, it will not fall the steep bank into road side or hang
Precipice finally removes solid model I-steel from girder；
S10, installation hollow out cycle track：Angle steel is mounted on the cantilevered out end of girder, finally hollowed-out board is mounted on angle steel,
Hollowed-out board is equipped with up-small and down-big hole.
10. the construction method as claimed in claim 9 that reinforcing road bed ecological environment-friendly type widening road can be protected, feature
It is：In S02 steps, it be not laid with road surface body also, or is needing to re-lay on the roadbed of road surface body and only need to open anchoring stake holes；
In S03 steps, longitudinal structure muscle passes through longitudinal structure muscle hole and affixed with girder；Longitudinal tension rib passes through longitudinal tension rib hole simultaneously
It is affixed with girder, to which more adjacent girders are connected as an entirety；More longitudinal tension rib dislocation arrangements are thus by institute
Some girders are connected as an entirety；The implementation of the technical program is under the premise of roadbed has reached requirement for bearing capacity；If road
Quality problems before gene in work progress are affected by environment later and damage, need first to roadbed progress reinforcement and repair,
Or road surface body is re-lay, the requirement for bearing capacity of widening road is made up to, then implement this construction method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810303533.5A CN108385461A (en) | 2018-04-07 | 2018-04-07 | Reinforcing road bed ecological environment-friendly type widening road and construction method can be protected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810303533.5A CN108385461A (en) | 2018-04-07 | 2018-04-07 | Reinforcing road bed ecological environment-friendly type widening road and construction method can be protected |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108385461A true CN108385461A (en) | 2018-08-10 |
Family
ID=63073587
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810303533.5A Withdrawn CN108385461A (en) | 2018-04-07 | 2018-04-07 | Reinforcing road bed ecological environment-friendly type widening road and construction method can be protected |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403943A (en) * | 2021-07-16 | 2021-09-17 | 马鞍山钢铁股份有限公司 | Guardrail roadbed integrated configuration for bridge |
| CN117702583A (en) * | 2024-02-06 | 2024-03-15 | 山东高速股份有限公司 | Slip form equipment and process for casting concrete guardrail |
-
2018
- 2018-04-07 CN CN201810303533.5A patent/CN108385461A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113403943A (en) * | 2021-07-16 | 2021-09-17 | 马鞍山钢铁股份有限公司 | Guardrail roadbed integrated configuration for bridge |
| CN117702583A (en) * | 2024-02-06 | 2024-03-15 | 山东高速股份有限公司 | Slip form equipment and process for casting concrete guardrail |
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Application publication date: 20180810 |