CN110184956A - A kind of construction method for reinforcing culvert - Google Patents
A kind of construction method for reinforcing culvert Download PDFInfo
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- CN110184956A CN110184956A CN201910383238.XA CN201910383238A CN110184956A CN 110184956 A CN110184956 A CN 110184956A CN 201910383238 A CN201910383238 A CN 201910383238A CN 110184956 A CN110184956 A CN 110184956A
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- Prior art keywords
- culvert
- corrugated plating
- existing
- corrugated
- construction method
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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
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
Abstract
The present invention provides a kind of construction methods for reinforcing culvert, are excavated to existing foundation surface comprising steps of road surface existing in culvert is cut, and concrete perfusion is to form corrugated culvert basis；The subsiding crack of existing failure is renovated, and drainage arrangement is set at the subsiding crack of existing culvert top board undersurface；It is laid with corrugated plating in the inner wall of the existing culvert, the corrugated plating end is fixedly installed in the corrugated culvert basis；Slip casting backfill is carried out between the corrugated plating and the existing culvert inner wall；Wherein, corrugated plating fragment between circumferential upper plate and plate is assembled, and in the longitudinal direction between ring and ring by overlapping mode assembly, and use fixing piece installation to form a fixed connection.
Description
Technical field
The invention belongs to bridges and culverts technical field of construction especially to adopt more particularly to a kind of construction method for reinforcing culvert
The construction method of culvert is reinforced with corrugated plating.
Background technique
With the fast development of railway technology, the speed of railroad train and load-carrying are continuously improved.Part railway culvert can not
Bear train high-speed cruising and load-carrying and occur cracking, leakage the diseases such as muscle and percolating water.
It needs to carry out strengthening construction regulation for the serious culvert of these diseases, it is whole to generally use set culvert scheme progress at present
It controls, set culvert scheme mainly has concrete jacket to contain scheme and ripple sleeve-board culvert scheme.Wherein concrete jacket is contained scheme and is although had centainly
Economy, but its working procedure is complicated, and its construction period is longer, has seriously affected the passage of local employee, vehicle.And wave
Although it is simple that card covers culvert scheme working procedure, short construction period, and construction risk is small.However, containing construction for ripple sleeve-board
The construction cost of scheme is higher, and does not have set of construction technology and construction technology guide also at present, and ripple sleeve-board contains construction skill
Art is also immature.
Summary of the invention
For technical problem as described above, the present invention is directed to propose a kind of construction method for reinforcing culvert, the construction party
Method carries out strengthening construction to culvert by corrugated plating, can effectively ensure that the consolidation effect of culvert.The construction method can be to culvert
Hole carries out effectively guarded drainage, enhances the guarded drainage function of culvert, can be effectively reduced culvert ponding disease caused by culvert
Evil problem.In addition, the working procedure of the construction method is simple, short construction period is high-efficient, and does not influence local employee, vehicle
Current, construction cost is low.
For this purpose, according to the invention it is proposed that a kind of construction method for reinforcing culvert, comprising the following steps:
Road surface existing in culvert is cut and is excavated to existing foundation surface, and concrete perfusion is to form corrugated culvert
Basis；The subsiding crack of existing failure is renovated, and drainage arrangement is set at the subsiding crack of existing culvert top board undersurface；It is described both
There is the inner wall of culvert to be laid with corrugated plating, the corrugated plating end is fixedly installed in the corrugated culvert basis；In the ripple
Slip casting backfill is carried out between plate and the existing culvert inner wall；Wherein, corrugated plating fragment between circumferential upper plate and plate is spelled
Dress, and in the longitudinal direction between ring and ring by overlapping mode assembly, and use fixing piece installation to form a fixed connection.
In a preferred embodiment, the corrugated plating is successively assembled along longitudinal direction after the completion of assembly on circumferential direction.
In a preferred embodiment, the width that existing road surface cuts excavation in culvert is not less than 40cm, and the wave
The height on line pipe culvert basis is not less than 30cm.
In a preferred embodiment, after the existing foundation surface is implanted into prefabricated muscle, concrete perfusion with
Form the corrugated culvert basis.
In a preferred embodiment, the prefabricated muscle is reinforcing bar and is successively interspersed, the implantation of the prefabricated muscle
Depth is not less than 30cm, throws away length not less than 15cm.
In a preferred embodiment, after the existing foundation surface banding steel cage, concrete perfusion with
Form the corrugated culvert basis.
In a preferred embodiment, the drainage arrangement includes that the longitudinal drainage being arranged at the top of culvert side wall is managed entirely
With the transverse drainage semicanal arranged along the subsiding crack, transverse drainage semicanal both ends are connect with the full pipe of the longitudinal drainage,
Culvert ponding is discharged by the full pipe of the longitudinal drainage.
In a preferred embodiment, the drainage arrangement includes that setting forms and circumferentially prolongs at the subsiding crack
The drainable waterproofing plate stretched, the circumferential both ends of the drainable waterproofing plate are connected to that culvert ponding is discharged with the arch springing drainpipe of culvert.
In a preferred embodiment, the corrugated plating be laid with after the installation is completed the corrugated plating and culvert inner wall it
Between be formed with annulus, before the annulus carries out slip casting backfill, block longitudinal both ends of the annulus, and
Grouting Pipe is reserved in one end, reserves gas vent in pipe culvert top position.
In a preferred embodiment, it in slip casting backfill work progress, is used by the Grouting Pipe and is infused from bottom to top
Slurry mode carries out slip casting, and completes slip casting rear enclosed Grouting Pipe.
Compared with prior art, it is in place of advantages of the present invention:
The construction method of reinforcing culvert of the invention carries out strengthening construction, working procedure letter to culvert by corrugated plating
It is single, short construction period, and the passage of local employee, vehicle are not influenced, construction cost is low.This corrugated plating reinforces the construction of culvert
Method has many advantages, such as that construction efficiency height, the stability reinforced to culvert are strong.Meanwhile in the construction process, it is drained by setting
Device, and corrugated plating has good guarded drainage performance, to enhance the guarded drainage function of culvert, effectively reduces culvert product
Water disease problem caused by culvert.In addition, corrugated plating is in the longitudinal direction using overlap joint between ring and ring in corrugated plating assembling construction
Mode connects, and is equipped with sealant in lap-joint, while being fastenedly connected using single high-strength bolt, and corrugated plating is in ring
It uses double high-strength bolt to be fastenedly connected between upper plate and plate, effectively enhances between corrugated plating the steady of assembled connection
Solidity, to significantly enhance corrugated plating to the consolidation effect of culvert.
Detailed description of the invention
The present invention will be described below with reference to accompanying drawings.
Fig. 1 is the view in transverse section of the culvert after reinforcing according to the present invention.
Fig. 2 is the longitdinal cross-section diagram of the culvert after reinforcing according to the present invention.
Fig. 3 shows the structure of culvert top board undersurface installation transverse drainage semicanal.
Fig. 4 shows the structure of drainable waterproofing plate and culvert bottom arch springing drainpipe.
Fig. 5 is the schematic diagram of drainable waterproofing plate being installed at subsiding crack.
Fig. 6 shows the expansion view of corrugated plating splicing structure.
Fig. 7 shows the overlap joint connection structure between corrugated plating adjacent ring and ring.
Fig. 8 is the enlarged view of the a-quadrant in Fig. 1.
In this application, all attached drawings are schematical attached drawing, are merely to illustrate the principle of the present invention, and not by real
Border ratio is drawn.
Specific embodiment
The present invention is introduced below by attached drawing.
In this application, it should be noted that the direction definition for extending culvert is " longitudinal direction ", and will be with the culvert side of extension
To vertical and be " transverse direction " along horizontal-extending direction definition.It is further to note that directionality used in the present invention is used
Language or determiner "upper", "lower" etc. are for the attached drawing of institute's reference.They are not used to limit involved components
Absolute position, but can change as the case may be.
According to the present invention, a kind of construction method for reinforcing culvert is provided.The construction method of the reinforcing culvert passes through ripple
Plate carries out strengthening construction to culvert, and working procedure is simple, short construction period, and does not influence the passage of local employee, vehicle, applies
Work is at low cost.The construction method that this corrugated plating reinforces culvert has many advantages, such as construction efficiency height, consolidates to culvert reinforcing effective.
The construction method according to the present invention for reinforcing culvert comprising following construction procedure.
Firstly, as shown in Figure 1, carrying out the existing road surface 101 in culvert 100 to cut excavation, until excavation reaches existing
Foundation surface 102.Existing foundation 103 is in below existing road surface, and existing foundation surface 102 is away from existing road surface
Distance coagulation is perfused depending on actual condition, and after the existing foundation surface 102 excavated is implanted into prefabricated muscle 111
Soil is to form corrugated culvert basis 110.In one embodiment, prefabricated muscle 111 is reinforcing bar, and one end implantation depth of reinforcing bar is not
Less than 30cm, the other end throws away length not less than 15cm.Reinforcing bar is successively interspersed, and horizontal spacing is preferably arranged to 25cm,
Longitudinal pitch is preferably arranged to 50cm.Prefabricated muscle 111 can be reasonably resistant to horizontal thrust, and can effectively limit bottom corner
The position of steel (seeing below), to guarantee the stabilization of culvert reinforcing.
It is not shown in embodiment at one, corrugated culvert basis can also use armored concrete.It has been excavated cutting
Banding steel cage at construction location, concrete perfusion is later to form corrugated culvert basis.
According to the present invention, the height on corrugated culvert basis 110 is not less than 30cm, and the width for cutting excavation is not less than
40cm.Specifically, for slab culvert, when corrugated culvert basis 110 is excavated, if existing road surface 101 to slab culvert basis top surface
Height be less than 30cm, then need to cut part basis concrete.If the height of existing road surface to slab culvert basis top surface is greater than
30cm then needs to excavate the basic top surface for arriving existing slab culvert, to guarantee that the height on the corrugated culvert basis 101 formed is not less than
30cm.Meanwhile guaranteeing that the excavation width on corrugated culvert basis 110 is not less than 40cm.And contain for frame structure, in corrugated culvert base
When plinth 110 excavates, if the height that existing road surface 101 to frame structure contains plate top surface is less than 30cm, in order to guarantee that both framed structure is contained
Integrality, can along excavate boundary to poured between chamfering ramp type basis carry out transition.If existing road surface 101 to frame structure contains bottom plate
The height of top surface is greater than 30cm, then needs to excavate to both framed structures and contain plate top surface, to guarantee the corrugated culvert basis 110 formed
Height is not less than 30cm.Meanwhile guaranteeing that the excavation width on corrugated culvert basis 110 is not less than 40cm.
Construction is formed after corrugated culvert basis 110, renovates the subsiding crack 120 (i.e. construction joint) of existing failure, and both
There is setting drainage arrangement at the subsiding crack 120 of the bottom surface of culvert top plate 130, for the ponding in culvert to be discharged outside culvert, from
And reduce ponding harm influence caused by culvert.
Fig. 2 shows the longitdinal cross-section diagram of the culvert 100 after strengthening construction.As shown in Fig. 2, drainage arrangement includes laterally arranging
Water semicanal 131 and the full pipe 132 of longitudinal drainage.Wherein, subsiding crack 120 of the transverse drainage semicanal 131 along the bottom surface of culvert top plate 130
Arrangement, the full pipe 132 of longitudinal drainage is arranged at the top of culvert side wall, and 131 both ends of transverse drainage semicanal pass through jointing respectively
It is connect with the full pipe 132 of the longitudinal drainage at the top of culvert both walls.Transverse drainage semicanal 131 is used to guide the ponding in subsiding crack extremely
In the full pipe 132 of longitudinal drainage, the full pipe 132 of longitudinal drainage collects the ponding in transverse drainage semicanal 131, and is directed to culvert
Outside.This drainage arrangement formed using transverse drainage semicanal 131 and the full pipe 132 of longitudinal drainage, structure is simple, construction party
Just, drainage effect is significant, and can be effectively reduced culvert disease problem caused by culvert ponding.
Fig. 3 shows the mounting structure of transverse drainage semicanal 131.Contain as shown in figure 3, transverse drainage semicanal 131 is fixed to
On the surface of hole top plate 130.In one embodiment, the bottom fixed by snap to culvert top plate 130 of transverse drainage semicanal 131
On face.Meanwhile in order to enhance the sealing performance between transverse drainage semicanal 131 and culvert top plate 130, transverse drainage semicanal is improved
131 drainage effect is equipped with geotextiles 133 between transverse drainage semicanal 131 and the bottom surface of culvert top plate 130.Geotextiles 133
It can be effectively reduced influence of the ponding to culvert, to reduce culvert disease caused by ponding.
As shown in figure 4, drainage arrangement can also use drainable waterproofing plate 170 and arch springing drainpipe 172.Drainable waterproofing plate 170 is set
It sets at the subsiding crack 120 of culvert and is formed and circumferentially extended.The circumferential both ends anti-package of drainable waterproofing plate 170 is arranged in culvert two sides
The arch springing drainpipe 172 of bottom and be connected to arch springing drainpipe 172, so that railway roadbed ponding be directed by drainable waterproofing plate 170
Arch springing drainpipe 172, and then culvert ponding is discharged by culvert by arch springing drainpipe 172.In one embodiment, drainable waterproofing plate
170 width is 30cm.Drainage arrangement keeps its structure simple using drainable waterproofing plate 170, and easy for construction, drainage effect is significant, and
It equally can be effectively reduced culvert disease problem caused by culvert ponding.
Before drainable waterproofing plate 170 is installed, the existed concrete bridge surface at polished construction seam, and width of polishing is not less than
60cm.The dust, greasy dirt and sundries of construction joint are cleared up simultaneously.In practice of construction, if concrete surface pitted skin, hole are more,
It then needs to carry out by brushing structure glue levelling.Later, the prominent shell-type drainable waterproofing plate of self-adhesion is pasted along construction joint.In one embodiment
In, self-adhesion area can be used nailing and be fixed.In addition, to prevent self-adhesion area edge from side occurred, as shown in figure 5, in guarded drainage
Edge sealing processing is carried out by adhesive sealing band 174 between 170 two sides of plate and culvert inner wall.Later, it is wrapped up and being constructed using geotextiles
Stitch the longitudinal drainage pipe at the outer diameter 10cm of position.Wherein, quincunx permeable drainage hole is opened at construction joint, and uses structure glue
Edge sealing processing is carried out to geotextiles edge.Later, drainable waterproofing plate is wrapped up into construction joint position longitudinal drainage pipe, and by longitudinal row
Water pipe is fixed on side wall bottom and forms the arch springing drainpipe extended longitudinally.Segmentation connection arch springing drainpipe, and use structure glue
The segmentation junction of arch springing drainpipe is blocked.
After the completion of 130 installation of drainage arrangement, carries out corrugated plating 140 and be laid with to reinforce culvert 100.Corrugated plating 140 is spread
It is located at culvert inner wall, and 140 end of corrugated plating is fixedly installed in corrugated culvert basis 110.
According to the present invention, corrugated plating 140 between circumferential upper plate and plate pacify clockwise or counterclockwise by continuous splicing
Dress, and successively overlap joint installation between ring and ring in the longitudinal direction.Before the assembled laying of corrugated plating 140, taken in culvert side inlet
Good scaffold installs corrugated plating 140 since one side entrance of culvert.When corrugated plating 140 is installed, firstly, starting to spell in inlet
The first ring corrugated plating is connect, clockwise direction fragment successively splices culvert side wall corrugated plating, top ripple plate, side wall wave on the ring
Card.Preferably, every ring includes that four corrugated plating fragment assembly are completed.First ring assembly complete after into culvert be pushed into one section away from
From, wherein when promoting, with angle steel 112 (see Fig. 8) for track, the preferred 60cm of advance distance, and propulsion movement need to be by excavator
Or the machines such as loading machine.It is subject to the first ring corrugated plating exposed length direction overlap, it is identical as the first ring assembly step, after
The second ring corrugated plating of continuous installation.And so on, it is assembled using overlapping mode between ring and ring, until culvert inner wall corrugated plating is whole
It is installed.
Fig. 6 shows the expansion view of the splicing structure of corrugated plating 140.As shown in fig. 6, in one embodiment, ripple
Plate 140 is fixedly connected between plate adjacent in same ring and plate using fixing piece.Fixing piece preferably uses double high-intensitive spiral shell
Bolt 141, and 141 longitudinal center's spacing of bolt is preferably arranged to 10cm, transverse center spacing is preferably arranged to 5cm.Corrugated plating 140
Every ring width is 1.2m, and the overlapping part between corrugated plating 140 adjacent ring and ring is connected by single high-strength bolt 141,
And 141 longitudinal center's spacing of bolt is preferably arranged to 23cm.Preferably, the circumferential seam of the corrugated plating between adjacent ring and ring
Place is connected using the fissure of displacement, to improve the leakproofness of corrugated plating connection.
Fig. 7 shows the bridging arrangement between 140 longitudinal ring of corrugated plating and ring.As shown in fig. 7, longitudinally adjacent ripple
Plate 140 is linked together by overlapping mode, and is fixedly connected by bolt 141.Meanwhile in order to enhance 140 ring of corrugated plating with
The leakproofness connected between ring is equipped with sealant 142 in 140 lap-joint of corrugated plating.Sealant 142 can effectively ensure that corrugated plating
The sealing performance connected between 140 effectively reduces ponding to culvert 100 to enhance the guarded drainage performance of corrugated plating 140
Harm influence significantly enhances the effect of the reinforcing of culvert 100.
In the present embodiment, by 140 end of corrugated plating and corrugated culvert basis 110 after corrugated plating 140 all promotes in place
It is fixedly mounted.As shown in figure 8, being equipped with the angle steel 112 for being fixedly connected with corrugated plating end, angle in corrugated culvert basis 110
Steel 112 is arranged along the longitudinal direction in corrugated culvert basis 110.Angle steel 112 and corrugated plating pass through Bolted angle connection between 140 end
Bolt 113 is fixedly connected.In one embodiment, the width of the both side plate of angle steel 112 is set as 140mm, and thickness is set as
10mm.The Bolted angle connection bolt 113 that angle steel 112 is connect with 140 end of corrugated plating uses the high-strength bolt of M20.
In one embodiment, corrugated plating 140 uses 200X55 waveform corrugated plating, the i.e. adjacent wave crest of corrugated plating waveform
The distance between (or adjacent trough) is 200mm, and the distance between adjacent peaks and troughs are set as 50mm, and corrugated plating
140 thickness is preferably arranged to 8mm.Preferably, corrugated plating uses Q345 steel, and in corrugated plating external galvanized layer, Zinc Coating Thickness is not
Less than 84um.This corrugated plating 140 has certain rigidity, can effectively ensure that the rigidity and support performance of corrugated plating 140,
The consolidation effect of culvert 100 can be significantly improved.In addition, zinc-plated on corrugated plating 140 can effectively improve the anti-of corrugated plating 140
Aqueous energy, extends the service life of corrugated plating 140, reduces culvert ponding disease problem caused by culvert.
After the completion of the assembled laying of corrugated plating 140, slip casting carries out backfill construction between 100 inner wall of corrugated plating 140 and culvert.
Corrugated plating 140 is laid with after the installation is completed, is formed with annulus between 100 inner wall of corrugated plating 140 and culvert
150, Grouting Pipe (not shown) is reserved at the chamfering in culvert side wall upper part of 150 one end of annulus, and on pipe culvert top
Reserve gas vent (not shown) in portion position.When slip casting backfill construction, first 150 both ends of annulus are blocked.Preferably, material is blocked
Material uses brick, foam or other plugging materials.Later, slip casting is carried out into annulus by reserved Grouting Pipe.It is preferred that
Ground, mortar depositing construction complete slip casting rear enclosed Grouting Pipe using grouting mode from bottom to top.Using slip casting side from bottom to top
Formula can effectively ensure that filling is sufficiently in annulus, to improve the stability of the installation of corrugated plating, improve adding for culvert 100
Gu effect.In one embodiment, injecting paste material uses ordinary cement, concrete or grouting material.
Finally, Demolition Construction equipment, removes the sundries in culvert 100, the road surface in culvert 100 is swept, culvert is completed and adds
Gu construction.
According to the present invention, preservative treatment is all carried out to steel used in culvert strengthening construction, processing method can be used
Zinc-plated, nanometer composite powder zinc impregnation and other processing methods.In this way, being conducive to improve the antiseptic property of steel, extending it makes
With the service life, guarantee the stability of steel, to guarantee the consolidation effect of culvert.
The construction method according to the present invention for reinforcing culvert is particularly suitable for reinforcing railway culvert, and consolidation effect is significant,
Stability is strong, can effectively ensure that the stability of railway culvert, reduces influence of the culvert to railway operation, improves railway
The security performance of culvert.
The construction method according to the present invention for reinforcing culvert carries out strengthening construction to culvert 100 by corrugated plating 140,
Its working procedure is simple, short construction period, and does not influence the passage of local employee, vehicle, and construction cost is low.This corrugated plating adds
Gu the construction method of culvert has many advantages, such as that construction efficiency height, the stability reinforced to culvert 100 are strong.Meanwhile in work progress
In, by the way that drainage arrangement is arranged, and corrugated plating 140 has good guarded drainage performance, to enhance the guarded drainage of culvert 100
Function effectively reduces culvert ponding disease problem caused by culvert.In addition, in 140 assembling construction of corrugated plating, corrugated plating
140 are connected between ring and ring using overlapping mode in the longitudinal direction, and are equipped with sealant 142 in lap-joint, while using single height
Strength bolts 141 are fastenedly connected, and corrugated plating 140 between circumferential upper plate and plate using double high-strength bolt 141 into
Row is fastenedly connected, and the stability of assembled connection between corrugated plating 140 is effectively enhanced, to significantly enhance corrugated plating to culvert
100 consolidation effect.
Finally it should be noted that the foregoing is merely the preferred embodiments of the invention, do not constitute to the present invention
Any restrictions.Although referring to foregoing embodiments, invention is explained in detail, for the technology of this field
It for personnel, can still modify to technical solution documented by previous embodiment, or to part of technical characteristic
It is equivalently replaced.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should all wrap
Containing within protection scope of the present invention.
Claims (10)
1. a kind of construction method for reinforcing culvert, which is characterized in that comprising steps of
Road surface (101) existing in culvert is cut and is excavated to existing foundation surface (102), and concrete perfusion is to form wave
Line pipe culvert is basic (110)；
The subsiding crack (120) of existing failure is renovated, and the setting draining dress at the subsiding crack of existing culvert top plate (130) bottom surface
It sets；
Corrugated plating (140) are laid in the inner wall of the existing culvert, the corrugated plating end is fixedly installed to the corrugated culvert
In basis；
Slip casting backfill is carried out between the corrugated plating and the existing culvert inner wall；
Wherein, corrugated plating fragment between circumferential upper plate and plate is assembled, and passes through overlap joint side between ring and ring in the longitudinal direction
Formula is assembled, and uses fixing piece installation to form a fixed connection.
2. construction method according to claim 1, which is characterized in that the corrugated plating is after the completion of assembly on circumferential direction along vertical
To successively assembly.
3. construction method according to claim 1, which is characterized in that in culvert existing road surface cut excavation width it is not small
In 40cm, and the height on corrugated culvert basis is not less than 30cm.
4. construction method according to claim 1 or 3, which is characterized in that pre- in the existing foundation surface implantation
After muscle (111) processed, concrete perfusion is to form the corrugated culvert basis.
5. construction method according to claim 4, which is characterized in that the prefabricated muscle is reinforcing bar and is successively interspersed,
The implantation depth of the prefabricated muscle is not less than 30cm, throws away length not less than 15cm.
6. construction method according to claim 1 or 3, which is characterized in that bind steel on the existing foundation surface
After muscle cage, concrete perfusion is to form the corrugated culvert basis.
7. construction method according to claim 1, which is characterized in that the drainage arrangement includes being arranged on culvert side wall top
(132) and the transverse drainage semicanal (131) along subsiding crack arrangement, the transverse drainage semicanal two are managed in the longitudinal drainage in portion entirely
End is connect with the full pipe of the longitudinal drainage, and culvert ponding is discharged by the full pipe of the longitudinal drainage.
8. construction method according to claim 1, which is characterized in that the drainage arrangement includes being arranged in the subsiding crack
Place and form the drainable waterproofing plate circumferentially extended, the circumferential both ends of the drainable waterproofing plate be connected to the arch springing drainpipe of culvert to
Culvert ponding is discharged.
9. construction method according to claim 1, which is characterized in that the corrugated plating is laid with after the installation is completed in the wave
It is formed with annulus (150) between card and culvert inner wall, before the annulus carries out slip casting backfill, blocks the ring
Longitudinal both ends in shape space, and Grouting Pipe is reserved at one end, gas vent is reserved in pipe culvert top position.
10. construction method according to claim 9, which is characterized in that slip casting backfills in work progress, passes through the slip casting
Pipe carries out slip casting using grouting mode from bottom to top, and completes slip casting rear enclosed Grouting Pipe.
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| CN201910383238.XA CN110184956A (en) | 2019-05-09 | 2019-05-09 | A kind of construction method for reinforcing culvert |
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| CN201910383238.XA CN110184956A (en) | 2019-05-09 | 2019-05-09 | A kind of construction method for reinforcing culvert |
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Cited By (2)
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| CN112921842A (en) * | 2021-01-27 | 2021-06-08 | 天津市管道工程集团有限公司 | Water-stopping and leaking-stopping construction method for concrete culvert pipe |
| CN113123259A (en) * | 2021-04-15 | 2021-07-16 | 中国瑞林工程技术股份有限公司 | Reinforcing structure for shallow-buried box culvert of road and construction method |
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| CN106640154A (en) * | 2017-01-13 | 2017-05-10 | 中交四公局第工程有限公司 | Treatment method and structure for water seepage of tunnel lining circular construction joint crack |
| CN107100099A (en) * | 2017-03-20 | 2017-08-29 | 中国铁道科学研究院铁道建筑研究所 | A kind of reinforcement means for railway culvert |
| CN206801577U (en) * | 2017-05-18 | 2017-12-26 | 上海工程技术大学 | A kind of waterproof/drainage structure of mountain tunnel vault and mid-board |
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