CN113898054B - Construction method for rebuilding waterproof groove on underpass highway slope - Google Patents
Construction method for rebuilding waterproof groove on underpass highway slope Download PDFInfo
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- CN113898054B CN113898054B CN202111207565.3A CN202111207565A CN113898054B CN 113898054 B CN113898054 B CN 113898054B CN 202111207565 A CN202111207565 A CN 202111207565A CN 113898054 B CN113898054 B CN 113898054B
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- 238000010276 construction Methods 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000009412 basement excavation Methods 0.000 claims abstract description 7
- 238000005192 partition Methods 0.000 claims description 48
- 230000002787 reinforcement Effects 0.000 claims description 42
- 230000004048 modification Effects 0.000 claims description 24
- 238000012986 modification Methods 0.000 claims description 24
- 238000001914 filtration Methods 0.000 claims description 14
- 210000001503 joint Anatomy 0.000 claims description 9
- 238000002407 reforming Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000035515 penetration Effects 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
A construction method for reconstructing a waterproof groove on an underpass highway slope is characterized in that the waterproof groove is reconstructed on the underpass highway slope, two underpass rainwater collecting pipelines and three-way pipeline interfaces thereof are installed on two sides of an original underpass highway section in an excavation construction mode, and the interfaces are installed corresponding to two slope reconstruction waterproof grooves and two ends of a bottom ditch respectively; two pairs of underpass highway rainwater collecting pools, a gathering pool and a submersible pump are respectively excavated at two ends of the underpass rainwater collecting pipeline groove by manpower; the invention relates to a U-shaped road surface groove after construction of a road surface waterproof groove and a reservoir groove, which is characterized in that a road surface waterproof groove and a slope waterproof groove are respectively and transversely built at the lower part and the upper end of an original underpass road slope section, and when heavy rain continuously falls, rainwater collected by the road surface waterproof groove and the slope waterproof groove enters a roadside waterproof reservoir and then is discharged into a nearby river channel through a roadside rainwater pipeline, so that no water collection is ensured on the underpass road section, water collection is prevented from submerging vehicles, and normal passing of the vehicles and safety of passengers are ensured.
Description
Technical Field
The invention relates to a drainage system of an underpass road section, in particular to a construction method for rebuilding a waterproof groove of an underpass road slope.
Background
At present, with the rapid development of roads and railways in China, the roads and the railways are criss-cross, most intersections of the roads and the railways are level intersections, the passing efficiency of vehicles is improved by the existing designed underpass roads, and the vehicles can pass through the intersections without barriers; because the two ends of the underpass road are open slopes, the bottom of the underpass road is lower than the road surface, rainwater is easy to gather and flow down through the slopes to the road surface in the middle of the underpass road during raining, a bottom ditch is transversely arranged in the middle of the road surface for drainage of water traversing the road section under the original bridge, rainwater is collected and pumped through the bottom ditch, but the bottom ditch can only collect and pump a small amount of rainwater and is used for draining water with small quantity, when heavy rain continuously occurs, a large amount of rainwater enters the underpass road through the slopes at the mouth parts at the two ends, gathers more rainwater and cannot be drained in time, so that a large amount of water is collected on the road surface traversing the road section under the bridge, even small vehicles are submerged, and personal safety accidents of passengers are caused seriously; in view of the above reasons, a construction method for reconstructing a waterproof trench on an underpass slope is proposed.
Disclosure of Invention
The invention aims to overcome the defects that the original drainage which crosses the highway section under the bridge is transversely provided with a bottom ditch in the middle of the road surface, rainwater is collected and pumped through the bottom ditch, but the bottom ditch can only collect and pump a small amount of rainwater, the drainage quantity is small, when heavy rain continuously falls, a large amount of rainwater enters the underpass highway through slopes at the mouth parts at two ends, is collected more and cannot be drained in time, a large amount of water is collected on the road surface which crosses the highway section under the bridge, even small vehicles which pass through the underpass are submerged, and personal safety accidents of passengers are caused when the underpass is serious; the construction method for reconstructing the waterproof trench of the underpass highway slope is provided through reasonable design; according to the invention, the road surface waterproof modifying groove and the slope waterproof modifying groove are respectively and transversely built at the lower part and the upper end of the slope section of the original underpass highway, when heavy rain continuously falls, the road surface waterproof modifying groove and the slope waterproof modifying groove can respectively collect rainwater on the road surface at the lower part and the upper end of the slope section of the underpass highway, and the road surface waterproof modifying groove can prevent the rainwater on the road surface from entering the road surface of the slope section of the underpass highway; the slope changes the capillary groove and can prevent that the rainwater from getting into under the bridge and crossing highway section, and the rainwater that the capillary groove was changed on the road surface, slope change the capillary groove and collect gets into the roadside and changes behind the cistern and arrange into near river course through roadside rainwater pipeline, guarantees to wear highway section down and does not have the catchment, prevents to catchment and floods the vehicle, guarantees the normal current of vehicle and personnel's by bus safety.
The invention aims to realize the aim, adopts the following technical scheme, and discloses a construction method for reconstructing a waterproof trench on a slope of an underpass road, wherein the waterproof trench on the slope of the underpass road consists of a longitudinal road bridge, a transverse road, an underpass road section, an underpass road slope section, a slope reconstruction waterproof trench, a pavement reconstruction waterproof trench, a supporting partition wall, a manhole cover, a bottom ditch partition wall, a roadside reconstruction reservoir, a roadside reservoir partition wall, a slope top waterproof belt, a pavement waterproof slope, an underpass road rainwater collecting pool, a submersible pump, a collecting pool, a roadside rainwater pipeline, a water filtering cover plate, a rainwater lifting pipeline and an underpass rainwater collecting pipeline; the longitudinal highway bridge is transversely crossed with a transverse highway, a underpass highway section is arranged below the longitudinal highway bridge, a bottom ditch is transversely reserved in the middle of the underpass highway section, bottom ditch partition walls are uniformly distributed in the bottom ditch, and water filtering cover plates are uniformly distributed at the upper opening of the bottom ditch; a pair of underpass highway slope sections are arranged at two ends of the underpass highway section, a pair of slope-to-waterproof grooves are transversely reserved at the lower parts of the underpass highway slope sections respectively, and water filtering cover plates are uniformly distributed at the upper openings of the slope-to-waterproof grooves; the upper ends of slope sections of a pair of underpass roads are respectively and transversely provided with a slope top waterproof belt, a road surface waterproof slope is arranged between the slope top waterproof belts at two ends and the road surface of the transverse road, the middle part of the road surface waterproof slope is respectively and transversely reserved with a road surface waterproof groove, supporting partition walls are uniformly distributed in the road surface waterproof groove, water passing holes are uniformly distributed and reserved at the lower part of the supporting partition walls, and the upper opening of the road surface waterproof groove is provided with a water filtering cover plate;
the road side water changing device comprises a transverse road, a pair of road side water changing reservoirs, a pair of road side rainwater collecting ports and a pair of road side rainwater collecting ports, wherein the pair of road side rainwater collecting ports are symmetrically arranged on two sides of the transverse road;
the bottom of the roadside reconstruction reservoir is provided with a slope, the high end of the slope is arranged corresponding to the road surface reconstruction water-proof groove, and the low end of the slope is arranged corresponding to the roadside rainwater pipeline; roadside reservoir partition walls are arranged between the roadside modification reservoirs and the pavement modification waterproof grooves, roadside reservoir partition walls are uniformly distributed in the roadside modification reservoirs, and water passing holes are uniformly distributed and reserved at the lower parts of the roadside reservoir partition walls; lower-crossing road rainwater collecting tanks are respectively arranged below the roadside modification water storage tanks at two ends of the lower-crossing road section, collecting water tanks are respectively arranged at the bottoms of the lower-crossing road rainwater collecting tanks, submersible pumps are respectively arranged in the collecting water tanks, and rainwater lifting pipelines are respectively arranged between water outlets at the upper ends of the submersible pumps and the upper parts of the roadside modification water storage tanks; a downward-penetrating rainwater collecting pipeline is arranged between the upper parts of two downward-penetrating highway rainwater collecting tanks on one side of the downward-penetrating highway section;
the slope is changed into the water-proof trough, both ends of bottom of the bottom ditch correspond to the rainwater collecting pipeline of lower penetration and reserve the outlet separately, change the water-proof trough, bottom drain outlet of the bottom ditch and set up the rainwater drainage branch pipeline between rainwater collecting pipeline and lower penetration separately in the slope;
when the original underpass road section is reconstructed, after the underpass road section and the underpass road slope section road surface of the transverse road are removed, pipeline grooves of underpass rainwater collecting pipelines are excavated and constructed on two sides of the underpass road section and the underpass road slope section through manpower, two underpass rainwater collecting pipelines are respectively installed at the bottoms of the pipeline grooves on two sides, three tee pipeline connectors are respectively installed at the center and two sides of each underpass rainwater collecting pipeline, and the three tee pipeline connectors are installed upwards; a lower water distribution pipeline is arranged between three-way pipeline interfaces at the corresponding centers of the two ends of the bottom ditch, the three-way pipeline interfaces are respectively arranged corresponding to the two slope-changing waterproof grooves and the two ends of one bottom ditch;
the two ends of the lower rainwater collecting pipeline grooves on the two sides are respectively excavated through two pairs of grooves of lower highway rainwater collecting tanks by manpower, the bottom of each groove is respectively excavated into a pool groove of a gathering pool, gathering pool models are respectively constructed in the pool grooves, a cavity of a concrete layer is reserved between the pool grooves and the models, and concrete is poured in the cavity by manpower.
A rainwater collecting pool supporting model is installed and constructed in a groove of a rainwater collecting pool of a downward-crossing road, a cavity of a concrete layer is reserved between the groove and the rainwater collecting pool supporting model, and a reinforcing cage is constructed manually and concrete is poured in the cavity; joints of downward rainwater collecting pipelines are prefabricated on one side of the upper part of the rainwater collecting pool support model, and the downward rainwater collecting pipelines are respectively installed in the joints in a butt joint mode; the concrete in lower cross road rainwater collecting tank, gathering pond is demolishd, is demolishd respectively after solidifying, and the upper oral area of lower cross road rainwater collecting tank passes through artifical installation apron, and the pipeline mouth is reserved to the top that the apron corresponds the gathering pond, installs rainwater lifting pipe in the pipeline mouth, installs the immersible pump in the gathering pond of rainwater lifting pipe lower extreme, and the outlet is reserved to rainwater lifting pipe upper end.
The method comprises the following steps of transversely excavating a road surface at the lower part of a slope section of a down-passing highway to construct a slope groove of a slope-to-waterproof groove, after the excavation construction of the slope groove is completed, manually constructing a reinforcement cage in the slope groove, constructing and supporting a partition wall reinforcement cage in a subsection manner in the reinforcement cage, after the construction of the partition wall reinforcement cage is completed, constructing and supporting at least three models of the slope-to-waterproof groove in the subsection manner, constructing and pouring concrete between the groove of the slope-to-waterproof groove and the models by manpower after the two adjacent models are prefabricated with a permeable hole model, installing a lower water branch pipeline between the lower parts of the models at the two ends of the groove of the slope-to-waterproof groove and a three-way pipeline interface respectively, after the construction of the reinforcement cage is completed, manually demolding and dismantling the models in the slope-to-waterproof groove, and installing a manhole cover at the opening of the slope-to-waterproof groove by manpower after the solidification of the poured concrete is demolded; thus, the reconstruction construction of the underpass rainwater collecting pipeline and the slope-modified waterproof groove, the bottom ditch and the underpass rainwater pipeline of the underpass highway rainwater collecting pool is completed, and after the construction of the underpass pipeline is completed, earth filling and tamping are carried out on the pipeline ditch grooves manually;
the upper ends of two pairs of downward-crossing road slope sections of the downward-crossing road section and the transverse highway transverse heightening roadbed cushion layer are constructed into slope top waterproof belts, and the road surface of a road surface waterproof slope outside the slope top waterproof belts is provided with a road surface waterproof groove through manual transverse excavation of the road surface waterproof groove; two reservoir grooves of the roadside water-changing reservoir are reserved on the upper portions of the pipeline groove earthwork at the two ends of the road surface water-changing groove respectively, and the bottom of the road surface water-changing groove is higher than the reservoir grooves to conduct bottom construction.
The construction of the pavement waterproof groove and the reservoir groove is a U-shaped pavement groove, a reinforcement cage is constructed in the pavement groove manually, a partition wall reinforcement cage is constructed and supported in the reinforcement cage in a segmented manner, after the partition wall reinforcement cage is finished, a model of the pavement waterproof groove is installed in the reinforcement cage of the pavement waterproof groove in a segmented manner, a reinforcement cage of a partition wall is constructed between two adjacent models, and a model of a water permeable hole is prefabricated between the two adjacent models;
the method comprises the following steps that models of a roadside restoration reservoir are installed in reinforcement cages on two sides of a U-shaped pavement groove in a segmented mode, a reinforcement cage of a partition wall is constructed between every two adjacent models, and a model of a permeable hole is prefabricated between every two adjacent models; after the installation of the models of the road surface waterproof reforming groove and the roadside waterproof reservoir is finished, a U-shaped cavity is respectively arranged between the model and the road surface waterproof reforming groove and between the model and the reservoir groove, concrete is poured into the U-shaped cavity and the bottom of the U-shaped cavity through manpower, the model after the concrete pouring and solidification is demoulded through manual demolition of the model, and the demoulded U-shaped road surface groove forms the road surface waterproof reforming groove and the roadside waterproof reservoir; a reserved drainage port at the upper end of the rainwater lifting pipeline corresponds to the roadside changed reservoir and is installed manually; after the rainwater lifting pipeline is installed, a manhole cover is manually installed at the opening of a road surface waterproof groove and a roadside reservoir; and after the manhole cover is installed, carrying out pavement construction on a downward-passing road section, a downward-passing road slope section, a slope top waterproof belt and a pavement waterproof slope of the transverse road.
When the continuous rainfall amount is large in rainy days, rainwater at two ends of a transverse road is collected through a road surface waterproof changing groove and a roadside waterproof storing pool, and is drained through a roadside rainwater pipeline; the rainwater of underpass highway slope section changes the capillary groove through the slope, the rainwater of underpass highway section is collected through the bottom ditch, the capillary groove is changed on the slope, the rainwater that the bottom ditch was collected passes through the roadside rainwater pipeline and discharges into two pairs of underpass highway rainwater collecting ponds respectively, the underpass highway rainwater collecting pond promotes the drainage through the lifting line of immersible pump respectively, promote the drainage rainwater and get into behind the roadside modification cistern and carry out the drainage through the roadside rainwater pipeline, roadside rainwater pipeline exhaust rainwater discharges into near river course.
Has the advantages that: according to the invention, the road surface waterproof modifying groove and the slope waterproof modifying groove are respectively and transversely built at the lower part and the upper end of the slope section of the original underpass highway, when heavy rain continuously falls, the road surface waterproof modifying groove and the slope waterproof modifying groove can respectively collect rainwater on the road surface at the lower part and the upper end of the slope section of the underpass highway, and the road surface waterproof modifying groove can prevent the rainwater on the road surface from entering the road surface of the slope section of the underpass highway; the slope changes the capillary groove and can prevent that the rainwater from getting into and crossing highway section under the bridge, and the rainwater that the capillary groove was changed on the road surface, slope change the capillary groove and collect gets into and changes near river course of arranging into through the trackside rainwater pipeline behind the cistern in the roadside, guarantees to wear highway section down and does not have the catchment, prevents to catchment and submerges the vehicle, guarantees the normal current of vehicle and personnel's by bus safety.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic view of the assembly structure;
FIG. 2 is a side view schematic of the structure of FIG. 1;
FIG. 3 is a side view schematic of the structure of FIG. 1;
FIG. 4 is a schematic view of a portion of the structure of FIG. 1;
in fig. 1, 2, 3, 4: the water-saving road comprises a longitudinal highway bridge 1, a transverse highway 2, a underpass highway section 3, an underpass highway slope section 4, a slope-changing waterproof groove 5, a road surface-changing waterproof groove 6, a supporting partition wall 6-1, a manhole cover 6-2, a bottom ditch 7, a bottom ditch partition wall 7-1, a roadside-changing reservoir 8, a roadside reservoir partition wall 8-1, a slope top waterproof belt 9, a road surface waterproof slope 10, an underpass highway rainwater collection pool 11, a submersible pump 12, a gathering pool 13, a roadside rainwater pipeline 14, a water filtering cover plate 15, a rainwater lifting pipeline 16 and an underpass rainwater collection pipeline 17.
Detailed Description
The present invention will be described in further detail with reference to the following examples and embodiments:
example 1
The longitudinal highway bridge 1 is transversely crossed with a transverse highway 2, a underpass highway section 3 is arranged below the longitudinal highway bridge 1, a bottom ditch 7 is transversely reserved in the middle of the underpass highway section 3, bottom ditch partition walls 7-1 are uniformly distributed in the bottom ditch 7, and water filtering cover plates 15 are uniformly distributed at the upper openings of the bottom ditches 7; a pair of underpass highway slope sections 4 are arranged at two ends of the underpass highway section 3, a pair of slope-changing waterproof grooves 5 are respectively reserved at the lower parts of the underpass highway slope sections 4 in a transverse mode, and water filtering cover plates 15 are uniformly distributed at the upper openings of the slope-changing waterproof grooves 5; the upper ends of a pair of downward-passing highway slope sections 4 are respectively and transversely provided with a slope top waterproof belt 9, a road surface waterproof slope 10 is arranged between the slope top waterproof belts 9 at the two ends and the road surface of the transverse highway 2, the middle part of the road surface waterproof slope 10 is respectively and transversely reserved with a road surface waterproof groove 6, supporting partition walls 6-1 are uniformly distributed in the road surface waterproof groove 6, water passing holes are uniformly distributed at the lower parts of the supporting partition walls 6-1, and the upper opening of the road surface waterproof groove 6 is provided with a water filtering cover plate 15;
a pair of roadside modification reservoirs 8 are symmetrically arranged on two sides of the transverse highway 2, roadside reservoir partition walls 8-1 are respectively and uniformly distributed in the roadside modification reservoirs 8, water filtering cover plates 15 are arranged at upper openings of the roadside modification reservoirs 8, one ends of the roadside modification reservoirs 8 are respectively arranged corresponding to the road surface modification waterproof grooves 6, and the roadside modification reservoirs 8 and the road surface modification waterproof grooves 6 are arranged into U-shaped road surface rainwater collecting openings;
the bottom of the roadside restoration water reservoir 8 is provided with a slope, the high end of the slope is arranged corresponding to the pavement restoration water tank 6, and the low end of the slope is arranged corresponding to the roadside rainwater pipeline 14; roadside reservoir partition walls 8-1 are arranged between the pair of roadside reservoir reconstruction tanks 8 and the pavement reconstruction waterproof slot 6, roadside reservoir partition walls 8-1 are uniformly distributed in the pair of roadside reconstruction reservoirs 8, and water passing holes are uniformly distributed at the lower parts of the roadside reservoir partition walls 8-1; a lower-crossing road rainwater collecting pool 11 is respectively arranged below the roadside modification water storage pools 8 at two ends of the lower-crossing road section 3, a collecting water pool 13 is respectively arranged at the bottom of each lower-crossing road rainwater collecting pool 11, submersible pumps 12 are respectively arranged in the collecting water pools 13, and rainwater lifting pipelines 16 are respectively arranged between a water outlet at the upper end of each submersible pump 12 and the upper part of the roadside modification water storage pool 8; a downward passing rainwater collecting pipeline 17 is arranged between the upper parts of the two downward passing road rainwater collecting pools 11 on one side of the downward passing road section 3;
drainage ports are reserved at two ends of the bottom of the slope-changing waterproof groove 5 and the bottom ditch 7 corresponding to the downward-penetrating rainwater collecting pipeline 17 respectively, and rainwater drainage branch pipelines are arranged between the drainage ports of the slope-changing waterproof groove 5 and the bottom ditch 7 and the downward-penetrating rainwater collecting pipeline 17 respectively;
when the original underpass road section 3 is reconstructed, after the pavement of the underpass road section 3 and the underpass road slope section 4 of the transverse road 2 are removed, pipeline grooves of underpass rainwater collecting pipelines 17 are excavated and constructed on two sides of the underpass road section 3 and the underpass road slope section 4 manually, two underpass rainwater collecting pipelines 17 are respectively installed at the bottoms of the pipeline grooves on two sides, three tee pipeline connectors are respectively installed at the center and two sides of each underpass rainwater collecting pipeline 17, and the three tee pipeline connectors are installed upwards; a lower water distribution pipeline is arranged between three-way pipeline interfaces at the corresponding centers of two ends of the bottom ditch 7, and the three-way pipeline interfaces are respectively arranged corresponding to the positions of two slope-improved water-proof grooves 5 and two ends of one bottom ditch 7;
two ends of the grooves of the downward-penetrating rainwater collecting pipelines 17 on two sides are respectively and manually excavated into two pairs of grooves of downward-penetrating highway rainwater collecting tanks 11, the bottoms of the grooves are respectively excavated into pool grooves of the gathering pool 13, gathering pool 13 models are respectively constructed in the pool grooves, a cavity of a concrete layer is reserved between the pool grooves and the models, and concrete is poured manually into the cavity.
Example 2
A rainwater collecting pool supporting model is installed and constructed in a groove of a rainwater collecting pool 11 of the underpass highway, a cavity of a concrete layer is reserved between the groove and the rainwater collecting pool supporting model, and a reinforcement cage is constructed manually and concrete is poured in the cavity; joints of the downward-penetrating rainwater collecting pipelines are prefabricated on one side of the upper part of the rainwater collecting pool supporting model, and the downward-penetrating rainwater collecting pipelines 17 are respectively installed in the joints in a butt joint mode; the concrete of underpass highway rainwater collecting pond 11, gathering pond 13 after solidifying demolishs, demolishs respectively, and the upper oral area of underpass highway rainwater collecting pond 11 passes through artifical installation apron, and the pipeline mouth is reserved to the top that the apron corresponds gathering pond 13, installs rainwater lifting pipe 16 in the pipeline mouth, installs immersible pump 12 in the gathering pond 13 of rainwater lifting pipe 16 lower extreme, and the outlet is reserved to rainwater lifting pipe 16 upper end.
Example 3
The method comprises the following steps of transversely excavating a road surface at the lower part of a down-passing highway slope section 4 to construct a slope groove of a slope-changing waterproof groove 5, after the excavation construction of the slope groove is completed, manually constructing a reinforcement cage in the slope groove, supporting partition wall reinforcement cages in a segmented construction mode in the reinforcement cages, after the partition wall reinforcement cages are completed, supporting at least three models of the slope-changing waterproof groove in a segmented construction mode in the reinforcement cages, forming the partition wall reinforcement cages between every two adjacent models, prefabricating a permeable hole model between every two adjacent models, installing a lower water branch pipeline between the lower parts of models at two ends of the groove of the slope-changing waterproof groove 5 and a three-way pipeline interface, after the construction of the reinforcement cages is completed, manually constructing and pouring concrete between the groove of the slope-changing waterproof groove 5 and the models, after the poured concrete is solidified, manually demolding and dismantling the models in the slope-changing waterproof groove 5, and after the models are demolded, manually installing a manhole cover 6-2 at the opening part of the slope-changing waterproof groove 5; so far, the reconstruction construction of the underpass rainwater collecting pipeline 17 and the underpass rainwater pipelines of the slope waterproof groove 5, the bottom ditch 7 and the underpass highway rainwater collecting pool 11 is completed, and after the construction of the underpass pipeline is completed, the pipeline ditch is filled with earth and tamped manually;
the upper ends of two pairs of downward-penetrating highway slope sections 4 of the downward-penetrating highway sections 3 and the transverse highway 2 are transversely heightened to form roadbed cushions which are constructed into slope top waterproof belts 9, and the road surfaces of road surface waterproof slopes 10 on the outer sides of the slope top waterproof belts 9 are provided with road surface waterproof-improving grooves 6 through manual transverse excavation; two reservoir grooves of the roadside water-changing reservoir 8 are reserved on the upper portions of the pipeline groove earthwork at the two ends of the road surface water-changing groove respectively, and the bottom of the road surface water-changing groove is higher than the reservoir grooves to perform bottom construction.
Example 4
The construction of the road surface waterproof groove and the reservoir groove is finished, the road surface groove is in a U shape, a reinforcement cage is constructed in the road surface groove manually, a partition wall reinforcement cage is constructed and supported in the reinforcement cage in sections, after the partition wall reinforcement cage is finished, the reinforcement cage of the road surface waterproof groove is installed in sections, a model of the road surface waterproof groove 6 is installed between two adjacent models, a reinforcement cage of the partition wall is constructed between the two adjacent models, and a model of a permeable hole is prefabricated between the two adjacent models;
the method comprises the following steps that models of roadside restoration reservoirs 8 are installed in reinforcement cages on two sides of a U-shaped pavement groove in a segmented mode, a reinforcement cage of a partition wall is constructed between every two adjacent models, and a model with a water permeable hole is prefabricated between every two adjacent models; after the installation of the model of the road surface waterproof reforming groove 6 and the roadside waterproof reservoir 8 is finished, a U-shaped cavity is respectively arranged between the model and the road surface waterproof reforming groove and between the model and the reservoir groove, concrete is poured into the U-shaped cavity and the bottom of the U-shaped cavity through manpower, the model after the concrete pouring and solidification is demoulded through manual model dismantling, and the demoulded U-shaped road surface groove forms the road surface waterproof reforming groove 6 and the roadside waterproof reservoir 8; a reserved water outlet at the upper end of the rainwater lifting pipeline 16 corresponds to the roadside changed reservoir 8 and is installed manually; after the rainwater lifting pipeline 16 is installed, the manhole cover 6-2 is installed at the opening parts of the pavement waterproof groove 6 and the roadside reservoir 8 manually; and after the manhole cover 6-2 is installed, road surface construction is respectively carried out on a downward-passing road section 3, a downward-passing road slope section 4, a slope top waterproof belt 9 and a road surface waterproof slope 10 of the transverse road 2.
Example 5
When continuous rainfall is large in rainy days, rainwater at two ends of the transverse road 2 is collected through the road surface water changing and preventing groove 6 and the roadside water changing and storing tank 8, and is drained through the roadside rainwater pipeline 14; the rainwater of underpass highway slope section 4 changes the capillary groove 5 through the slope, the rainwater of underpass highway section 3 passes through bottom ditch 7 and collects, the slope changes capillary groove 5, the rainwater that bottom ditch 7 was collected discharges into two pairs of underpass highway rainwater collecting ponds 11 respectively through roadside rainwater pipeline 14, underpass highway rainwater collecting ponds 11 promote the drainage through the lifting line of immersible pump 12 respectively, promote the drainage rainwater and get into the roadside and change and drain through roadside rainwater pipeline 14 after cistern 8, roadside rainwater pipeline 14 exhaust rainwater discharges into near river course.
Claims (5)
1. A construction method for reconstructing a waterproof trench in an underpass highway slope comprises a longitudinal highway bridge (1), a transverse highway (2), an underpass highway section (3), an underpass highway slope section (4), a slope reconstruction waterproof trench (5), a pavement reconstruction waterproof trench (6), a supporting partition wall (6-1), a manhole cover (6-2), a bottom ditch (7), a bottom ditch partition wall (7-1), a roadside reconstruction reservoir (8), a roadside reservoir partition wall (8-1), a slope top waterproof belt (9), a pavement waterproof slope (10), an underpass highway rainwater collection pool (11), a submersible pump (12), a gathering pool (13), a roadside rainwater pipeline (14), a water filtering cover plate (15), a rainwater lifting pipeline (16) and an underpass rainwater collection pipeline (17); the method is characterized in that: the longitudinal highway bridge (1) is transversely crossed with a transverse highway (2), a lower-passing highway section (3) is arranged below the longitudinal highway bridge (1), a bottom ditch (7) is transversely reserved in the middle of the lower-passing highway section (3), bottom ditch partition walls (7-1) are uniformly distributed in the bottom ditch (7), and water filtering cover plates (15) are uniformly distributed at the upper openings of the bottom ditches (7); a pair of underpass highway slope sections (4) are arranged at two ends of the underpass highway section (3), a pair of slope water-changing grooves (5) are respectively reserved at the lower parts of the pair of underpass highway slope sections (4) in a transverse mode, and water filtering cover plates (15) are uniformly distributed at the upper openings of the slope water-changing grooves (5); the upper ends of a pair of underpass highway slope sections (4) are respectively and transversely provided with slope top waterproof belts (9), a road surface waterproof slope (10) is arranged between the slope top waterproof belts (9) at the two ends and the road surface of the transverse highway (2), the middle part of the road surface waterproof slope (10) is transversely and respectively reserved with a road surface waterproof groove (6), supporting partition walls (6-1) are uniformly distributed in the road surface waterproof groove (6), water passing holes are uniformly distributed at the lower parts of the supporting partition walls (6-1), and the upper opening of the road surface waterproof groove (6) is provided with a water filtering cover plate (15);
a pair of roadside modification reservoirs (8) are symmetrically arranged on two sides of a transverse road (2), roadside reservoir partition walls (8-1) are respectively and uniformly distributed in the roadside modification reservoirs (8), a water filtering cover plate (15) is arranged at an upper opening of each of the roadside modification reservoirs (8), one end of each of the roadside modification reservoirs (8) is respectively arranged corresponding to a road surface modification waterproof groove (6), and a U-shaped road surface rainwater collecting opening is formed by each of the roadside modification reservoirs (8) and the road surface modification waterproof groove (6);
the bottom of the roadside restoration reservoir (8) is provided with a slope, the high end of the slope is arranged corresponding to the road surface restoration water tank (6), and the low end of the slope is arranged corresponding to the roadside rainwater pipeline (14); roadside reservoir partition walls (8-1) are arranged between the pair of roadside reclamation reservoirs (8) and the pavement reclamation waterproof groove (6), the roadside reservoir partition walls (8-1) are uniformly distributed in the pair of roadside reclamation reservoirs (8), and water passing holes are uniformly distributed at the lower parts of the roadside reservoir partition walls (8-1); lower-crossing road rainwater collecting tanks (11) are respectively arranged below roadside modification water reservoirs (8) at two ends of a lower-crossing road section (3), collecting water tanks (13) are respectively arranged at the bottoms of the lower-crossing road rainwater collecting tanks (11), submersible pumps (12) are respectively arranged in the collecting water tanks (13), and rainwater lifting pipelines (16) are respectively arranged between water outlets at the upper ends of the submersible pumps (12) and the upper parts of the roadside modification water reservoirs (8); a downward passing rainwater collecting pipeline (17) is arranged between the upper parts of two downward passing road rainwater collecting tanks (11) at one side of the downward passing road section (3);
drainage ports are reserved at two ends of the bottom of the slope-changing waterproof groove (5) and the bottom ditch (7) corresponding to the downward-penetrating rainwater collecting pipeline (17), and rainwater drainage branch pipelines are arranged between the drainage ports of the slope-changing waterproof groove (5) and the bottom ditch (7) and the downward-penetrating rainwater collecting pipeline (17);
when the original underpass road section (3) is reconstructed, after the road surfaces of the underpass road section (3) and the underpass road slope section (4) of the transverse road (2) are removed, pipeline grooves of underpass rainwater collecting pipelines (17) are excavated and constructed on two sides of the underpass road section (3) and the underpass road slope section (4) manually, two underpass rainwater collecting pipelines (17) are respectively installed at the bottoms of the pipeline grooves on two sides, three tee pipeline connectors are respectively installed at the center and two sides of each underpass rainwater collecting pipeline (17), and the three tee pipeline connectors are installed upwards; a lower water distribution pipeline is arranged between three-way pipeline interfaces at the corresponding centers of the two ends of the bottom ditch (7), and the three-way pipeline interfaces are respectively arranged corresponding to the positions of the two slope-changing water-proof grooves (5) and the two ends of one bottom ditch (7);
the two ends of the grooves of the downward-penetrating rainwater collecting pipelines (17) on the two sides are respectively excavated through two pairs of grooves of downward-penetrating highway rainwater collecting tanks (11) manually, the bottoms of the grooves are respectively excavated into water tank grooves of a gathering water tank (13), models of the gathering water tank (13) are respectively constructed in the water tank grooves, a cavity of a concrete layer is reserved between the water tank grooves and the models, and concrete is poured manually in the cavity.
2. The construction method for rebuilding the waterproof trench of the underpass road slope according to claim 1, wherein the construction method comprises the following steps: a rainwater collecting pool supporting model is installed and constructed in a groove of a rainwater collecting pool (11) of the underpass highway, a cavity of a concrete layer is reserved between the groove and the rainwater collecting pool supporting model, and a reinforcement cage is constructed manually and concrete is poured in the cavity; joints of downward rainwater collecting pipelines are prefabricated on one side of the upper part of the rainwater collecting pool supporting model, and downward rainwater collecting pipelines (17) are respectively installed in the joints in a butt joint mode; the concrete of underpass highway rainwater collecting pond (11), gathering pond (13) is demolishd respectively after solidifying, demolishs, the upper oral area of underpass highway rainwater collecting pond (11) passes through artifical installation apron, the pipeline mouth is reserved to the top that the apron corresponds gathering pond (13), installation rainwater lifting pipe way (16) in the pipeline mouth, installation immersible pump (12) in gathering pond (13) of rainwater lifting pipe way (16) lower extreme, the outlet is reserved to rainwater lifting pipe way (16) upper end.
3. The construction method for rebuilding the waterproof trench on the slope of the underpass road as claimed in claim 1, wherein: the method comprises the following steps that a slope groove of a slope-changing waterproof groove (5) is transversely excavated and constructed on the road surface at the lower part of a downward-passing highway slope section (4), after the excavation construction of the slope groove is completed, a reinforcement cage is manually constructed in the slope groove, partition wall reinforcement cages are constructed and supported in sections in the reinforcement cages, after the partition wall reinforcement cages are constructed and supported, at least three models of the slope-changing waterproof groove are supported by the reinforcement cage in sections, the partition wall reinforcement cage is arranged between every two adjacent models, a permeable hole model is prefabricated between every two adjacent models, a water sub-pipeline is respectively installed between the lower parts of two end models of the groove of the slope-changing waterproof groove (5) and a three-way pipeline interface, after the construction of the reinforcement cage is completed, concrete is manually constructed and poured between the groove of the slope-changing waterproof groove (5) and the models, after the concrete is solidified, the models in the slope-changing waterproof groove (5) are manually demoulded and dismantled, and a female well cover (6-2) is installed at the opening of the slope-changing waterproof groove (5) manually after the models are demoulded; so far, the reconstruction construction of the underpass rainwater collecting pipeline (17) and the underpass rainwater pipeline of the slope waterproof groove (5), the bottom ditch (7) and the underpass highway rainwater collecting pool (11) is completed, and after the underpass pipeline construction is completed, the pipeline ditch is manually filled with earth and tamped;
the upper ends of two pairs of underpass highway slope sections (4) of the underpass highway sections (3) and the transverse highway (2) are constructed into a slope top waterproof belt (9) together with a transverse heightening roadbed cushion layer, and the road surface of a road surface waterproof slope (10) at the outer side of the slope top waterproof belt (9) is provided with a road surface waterproof-changing groove of a road surface waterproof-changing groove (6) by manual transverse excavation; two reservoir grooves of the roadside water-changing reservoir (8) are reserved on the upper portions of the pipeline groove earthwork at the two ends of the road surface water-changing groove respectively, and the bottom of the road surface water-changing groove is higher than the reservoir grooves to carry out bottom construction.
4. The construction method for rebuilding the waterproof trench of the underpass road slope according to claim 1, wherein the construction method comprises the following steps: the construction of the road surface waterproof groove and the reservoir groove is finished, the road surface groove is in a U shape, a reinforcement cage is constructed in the road surface groove manually, a partition wall reinforcement cage is constructed and supported in the reinforcement cage in sections, after the partition wall reinforcement cage is finished, the reinforcement cage of the road surface waterproof groove is installed in sections, a model of a road surface waterproof groove (6) is constructed between two adjacent models, and a model of a water permeable hole is prefabricated between the two adjacent models;
the method comprises the following steps that models of roadside changed reservoirs (8) are installed in reinforcing cages on two sides of a U-shaped pavement groove in a segmented mode, a reinforcing cage of a partition wall is constructed between two adjacent models, and a model with a water permeable hole is prefabricated between the two adjacent models; after the installation of the road surface waterproof reforming groove (6) and the roadside waterproof reservoir (8) is finished, a U-shaped cavity is respectively formed between the model and the road surface waterproof reforming groove and between the model and the reservoir groove, concrete is poured into the U-shaped cavity and the bottom of the U-shaped cavity by manpower, the model after the concrete pouring and solidification is demoulded by manually removing the model, and the demoulded U-shaped road surface groove forms the road surface waterproof reforming groove (6) and the roadside waterproof reservoir (8); a reserved drainage port at the upper end of the rainwater lifting pipeline (16) is installed corresponding to the roadside changed reservoir (8) manually; after the rainwater lifting pipeline (16) is installed, a manhole cover (6-2) is installed at the opening parts of the pavement waterproof groove (6) and the roadside reservoir (8) manually; and after the manhole cover (6-2) is installed, road surface construction is respectively carried out on a downward-passing road section (3), a downward-passing road slope section (4), a slope top waterproof belt (9) and a road surface waterproof slope (10) of the transverse road (2).
5. The construction method for rebuilding the waterproof trench of the underpass road slope according to claim 1, wherein the construction method comprises the following steps: when continuous rainfall is large in rainy days, rainwater at two ends of the transverse road (2) is collected through the road surface waterproof modifying groove (6) and the roadside water modifying reservoir (8), and is drained through the roadside rainwater pipeline (14); the rainwater of underpass highway slope section (4) changes buckler (5) through the slope, the rainwater of underpass highway section (3) is collected through bottom ditch (7), the slope changes buckler (5), the rainwater of bottom ditch (7) collection passes through roadside rainwater pipeline (14) and discharges into two pairs of underpass highway rainwater collecting pit (11) respectively, underpass highway rainwater collecting pit (11) promote the drainage through the lifting line of immersible pump (12) respectively, promote the drainage rainwater and get into the roadside and change and carry out the drainage through roadside rainwater pipeline (14) after cistern (8), roadside rainwater drainage (14) are discharged into near the river course.
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| ES2087701T3 (en) * | 1992-07-21 | 1996-07-16 | Carlo Lencioni | DEVICE TO CONTROL LIFTING PUMPS OF A DRAIN OR SIMILAR INSTALLATION. |
| JP2003074053A (en) * | 2001-09-07 | 2003-03-12 | Kumagai Gumi Co Ltd | Execution method of continuous underground wall and cage unit used for this execution method |
| CN101324048A (en) * | 2007-06-11 | 2008-12-17 | 贺挺 | Tunnel type crossroads |
| CN109898407A (en) * | 2019-03-12 | 2019-06-18 | 天津市市政工程设计研究院 | A kind of Bridges on Highway waterproof/drainage structure |
| CN111996852A (en) * | 2020-06-07 | 2020-11-27 | 中国铁路上海局集团有限公司南京桥工段 | Ecological intrinsic safety intensive underpass interchange drainage system |
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Denomination of invention: A Construction Method for Waterproof Trench Reconstruction of Underpass Highway Slopes Granted publication date: 20230217 Pledgee: Bank of China Limited by Share Ltd. Luoyang branch Pledgor: LUOYANG URBAN PLANNING & ARCHITECTURE DESIGN RESEARCH INSTITUTE CO.,LTD. Registration number: Y2024980005935 |