CN114395954A - Splicing structure and construction method for new and old road surfaces at ultrahigh section of highway - Google Patents
Splicing structure and construction method for new and old road surfaces at ultrahigh section of highway Download PDFInfo
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- CN114395954A CN114395954A CN202111679336.1A CN202111679336A CN114395954A CN 114395954 A CN114395954 A CN 114395954A CN 202111679336 A CN202111679336 A CN 202111679336A CN 114395954 A CN114395954 A CN 114395954A
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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
- E01C11/00—Details of pavings
- E01C11/02—Arrangement or construction of joints; Methods of making joints; Packing for joints
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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
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
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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
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/227—Gutters; Channels ; Roof drainage discharge ducts set in sidewalks
Abstract
The application relates to a splicing structure and a construction method for new and old road surfaces at an ultrahigh section of a highway, which are applied to the field of road management construction. The water collecting device comprises a splicing body, wherein the splicing body comprises at least one group of water passing layers and water collecting grooves which are fixed below the water passing layers and communicated with the water passing layers, and the water collecting grooves are communicated with drainage ditches buried in new pavements and/or old pavements. This application has and can not cause during ponding infiltration advances the structure on new road surface and old road surface, has prolonged the life's of new road surface and old road surface effect.
Description
Technical Field
The application relates to the field of road reason construction, in particular to a splicing structure and a construction method for new and old road surfaces of an ultrahigh section of a highway.
Background
The splicing technology for new and old pavements in the road reconstruction and expansion process is mature, but a good treatment method for pavement damage caused by water seepage at seams formed between the new and old pavements still does not exist.
With the development of road construction technology, due to the adoption of technological progress and the adoption of material difference and the like, an obvious through seam can be formed between a new road surface and an old road surface in the road surface reconstruction and expansion project, and the accumulated water on the road surface in the super-high section road surface can be accumulated in the through seam and slowly permeate to cause the damage of the structure layer of the new road surface and the old road surface.
In the related technology, hot asphalt is coated on the splicing part of a new road surface and an old road surface to prevent water from seeping and permeating into the structural layers of the road surface, and a transverse drainage ditch and a longitudinal drainage ditch are arranged in cooperation with the structural layers to drain water blocked by the hot asphalt out of the structural layers far away from the road surface.
In view of the above-mentioned related art, the inventors found that the following drawbacks exist: along with the increase of service time, the risk that hot asphalt layer will age and drop can also cause ponding to cause the road surface structural layer to damage from the structural layer of logical seam infiltration road surface.
Disclosure of Invention
In order to improve the problem that the road surface structure layer is damaged due to the fact that accumulated water permeates into the road surface structure layer and is caused by the fact that a human thermal asphalt layer is aged and falls off, the application provides a splicing structure and a construction method for old and new road surfaces of an ultrahigh section of a highway.
In a first aspect, the application provides a new and old pavement splicing structure for an ultrahigh section of a highway, which adopts the following technical scheme:
a splicing structure for new and old road surfaces at an ultrahigh section of a highway is arranged at a through seam between the new road surface and the old road surface and comprises a splicing body, wherein the splicing body comprises at least one group of water passing layers and water collecting grooves which are fixed below the water passing layers and communicated with the water passing layers, and the water collecting grooves are communicated with drainage ditches buried in the new road surface and/or the old road surface.
Through adopting above-mentioned technical scheme, the concatenation body inserts in leading to the seam, to lead to the seam to repair the back concatenation body and stay in leading to the seam, at first through the water layer when the ponding of road surface permeates along leading to the seam, cross in the water layer guide ponding flows into the water catch bowl, ponding can not flow between the structural layer on new road surface and old road surface like this, the structure on new road surface and old road surface has been protected, the possibility of ponding to new road surface and old road surface structural layer erosion has been reduced, the life on new road surface and old road surface has been prolonged, and because ponding is in time discharged, even hot asphalt layer drops and also can not cause during ponding to permeate the structure on new road surface and old road surface, the life on new road surface and old road surface has been prolonged.
Optionally, the water passing layer comprises a surface layer and a bottom layer, a cavity is arranged between the surface layer and the bottom layer, a water falling hole communicated with the cavity is formed in the surface layer, and the cavity is communicated with the water collecting tank.
Through adopting above-mentioned technical scheme, the ponding of infiltration firstly flows through the water layer in the follow logical seam, and ponding makes the water of infiltration in the logical seam can not leak along the structure on new road surface and old road surface through the drainage ditch discharge in the hole inflow cavity that falls into water and the final inflow water catch bowl, consequently can not lead to the fact the damage to the structure on road surface, can prolong the life-span on road surface.
Optionally, the new road surface with old road surface structure is the same, by interior and outer road bed, subbase, intermediate level and top layer of including in proper order, the concatenation body is arranged in lead to in the seam and laminate with lead to the both sides of seam, the concatenation body is arranged in on the road bed.
Through adopting above-mentioned technical scheme, the concatenation body runs through whole through seam, and no matter any one deck of new road surface and old road surface ponding seepage homoenergetic appears can discharge very fast, has protected the structure on whole new road surface and old road surface, increase of service life.
Optionally, a set of water passing layers are symmetrically inserted into the new road surface and the old road surface, a set of water passing layers are respectively inserted between the road bed layer and the subbase layer, between the subbase layer and the middle layer, and between the middle layer and the surface layer, cavities of the water passing layers are mutually communicated through a water falling groove, the water falling groove is communicated with the water collecting groove, one side wall of the water falling groove is attached to one side of the through seam, and the other side wall of the water falling groove is attached to the other side of the through seam.
Through adopting above-mentioned technical scheme, all set up a set of water passing layer between adjacent structural layer, no matter permeate that one deck homoenergetic in time leads to the water catch bowl with the infiltration via the water passing layer when seeper from the downward seepage of logical seam department, seeper can not flow between the structural layer on new road surface and old road surface like this, the structure on new road surface and old road surface has been protected, the possibility of seeper to new road surface and old road surface structural layer erosion has been reduced, the life on new road surface and old road surface has been prolonged, and because seeper is in time discharged, even hot asphalt layer drops and also can not cause during the structure of seeper infiltration new road surface and old road surface, the life on new road surface and old road surface has been prolonged.
Optionally, one end of the surface layer, which is far away from the water falling groove, is provided with a water retaining edge, and the upper end surface of the water retaining edge is higher than the upper end surface of the surface layer.
Through adopting above-mentioned technical scheme, through setting up the manger plate edge, with ponding restriction on the superficial layer, ponding on the superficial layer can not the loss in the structure on new road surface or old road surface when unable in time discharging, the structure on new road surface and old road surface has been protected, the possibility that ponding corrodes new road surface and old road surface structural layer has been reduced, the life on new road surface and old road surface has been prolonged, and because ponding is in time discharged, even hot asphalt layer drops and also can not cause during ponding infiltration advances the structure on new road surface and old road surface, the life on new road surface and old road surface has been prolonged.
Optionally, the end of the surface layer remote from the water collection tank is higher than the end of the surface layer close to the water collection tank.
Through adopting above-mentioned technical scheme, the superficial layer has the slope, make the ponding of infiltration flow automatically and towards the water catch bowl on the superficial layer and flow automatically, flow into the water catch bowl through the hole of falling into the water in the process of flowing automatically and finally discharge in the water catch bowl, the same restriction of ponding on the superficial layer, ponding on the superficial layer can not lose in the structure on new road surface or old road surface when unable in time discharging, the structure on new road surface and old road surface has been protected, the possibility of ponding to new road surface and old road surface structural layer erosion has been reduced, the life on new road surface and old road surface has been prolonged, and because ponding is in time discharged, even hot asphalt layer drops and also can not cause in the structure of ponding infiltration new road surface and old road surface, the life on new road surface and old road surface has been prolonged.
Optionally, the drainage ditch is located on the subbase layer and buried underground between the subbase layer and the intermediate layer.
Through adopting above-mentioned technical scheme, in time discharge the water in the water catch bowl with the water catch bowl cooperation, reduce the water catch bowl and lead to the possibility of leaking because of the corrosion, prolong the live time of concatenation body.
Optionally, a hot asphalt layer is filled between the two sides of the through seam and the water passing layer, and the hot asphalt layer is arranged between the water falling groove and the through seam.
Through adopting above-mentioned technical scheme, still use the hot asphalt layer to seal the both sides of leading to the seam, provide waterproofly, with the cooperation of concatenation body, reduced ponding to the possibility of new road surface and old road surface structural layer erosion, prolonged the life on new road surface and old road surface.
In a second aspect, the construction method for the splicing structure of the new and old road surfaces at the ultrahigh section of the highway adopts the following technical scheme:
a construction method of a splicing structure of new and old road surfaces of an ultrahigh section of a highway comprises the following steps:
cleaning the through seam, namely cleaning two side walls of the through seam to ensure that the side walls of the through seam are in a step shape and the step shapes of the two side walls of the through seam are mutually spliced;
a step of processing a splicing body, wherein a hollow splicing body is formed by welding or punching stainless steel, and the outer wall of a water falling groove of the splicing body is attached to the side wall of the through seam;
a structure placing step, namely placing the splicing body in the through seam, wherein the length of the splicing body is equal to that of the through seam;
pouring hot asphalt between the splicing body and the through joint, forming hot asphalt layers on two sides of the through joint, and filling a gap between the water falling groove and the side wall of the through joint;
and (4) a through seam repairing step, namely filling asphalt into the through seam, and flattening the through seam to form a new surface layer with the same height as the surface layers of the new pavement and the old pavement, and finishing.
Through adopting above-mentioned technical scheme, place the processing of concatenation body after accomplishing at logical seam department, with the lateral wall laminating of leading to the seam, stay the concatenation body in leading to the seam repairing, in time be discharged by the concatenation body because of the slope flows in to lead to the seam when ponding, can not lead to the fact the damage to the road surface between the lamellar structure of seam inflow new road surface and/or old road surface along leading to, the life on road surface has been prolonged, though still use hot asphalt layer to carry out water repellent treatment when repairing to lead to the seam, nevertheless even hot asphalt layer drops, the infiltration still can be in time discharged by the concatenation body by the ponding of infiltration in leading to the seam, with the cooperation of concatenation body, the possibility of ponding to new road surface and old road surface structural layer erosion has been reduced, the life of new road surface and old road surface has been prolonged.
Optionally, the processing steps of the spliced body specifically include:
a water falling groove processing step, namely bending the stainless steel plate into a hollow rectangle, stamping the surface of the rectangle along with the shape of the side wall of the through seam, attaching the surface of the rectangle to the side wall of the through seam, and reserving a through hole communicated with a water falling layer on the outer wall of the rectangle;
a water passing layer processing step, namely processing the stainless steel plate into a water passing layer, welding the water passing layer on the outer wall of the water falling groove and communicating the water passing layer with the water falling groove through a through hole;
and splicing, namely welding the water falling groove on the water collecting tank, and reserving a channel at a position corresponding to the water falling groove to communicate the water falling groove with the water collecting tank, thereby finishing the process.
Through adopting above-mentioned technical scheme, because the through joint width is different, consequently the concatenation body need be processed at the job site to with the concatenation body with the lateral wall of through joint laminate each other, avoid infiltration water from the concatenation body and through joint between seepage once more.
In summary, the present application includes at least one of the following benefits:
1. the concatenation body inserts in leading to the seam, to lead to the seam to repair the back concatenation body and stay in leading to the seam, at first through the water layer when the ponding on road surface permeates along leading to the seam, cross in the water layer guide ponding flows into the water catch bowl, ponding can not flow between the structural layer on new road surface and old road surface like this, the structure on new road surface and old road surface has been protected, the possibility of ponding to new road surface and old road surface structural layer erosion has been reduced, the life on new road surface and old road surface has been prolonged, and because ponding is in time discharged, even hot asphalt layer drops and also can not cause during the structure of ponding infiltration new road surface and old road surface, the life on new road surface and old road surface has been prolonged.
2. Set up the manger plate edge on the superficial layer, restrict ponding on the superficial layer, ponding on the superficial layer can not the loss when unable in time discharging in the structure on new road surface or old road surface, the structure on new road surface and old road surface has been protected, the possibility of ponding to new road surface and old road surface structural layer erosion has been reduced, the life on new road surface and old road surface has been prolonged, and because ponding is in time discharged, even hot asphalt layer drops and also can not cause during ponding infiltration advances the structure on new road surface and old road surface, the life on new road surface and old road surface has been prolonged.
3. The surface layer has the slope, make the ponding of infiltration flow automatically and towards the water catch bowl on the surface layer and flow automatically, flow into the water catch bowl through the hole of falling into the water and finally discharge in the water catch bowl in the in-process that flows automatically, the same restriction of ponding on the surface layer, ponding on the surface layer can not the loss when unable in time discharging in the structure on new road surface or old road surface, the structure on new road surface and old road surface has been protected, the possibility of ponding to new road surface and old road surface structural layer erosion has been reduced, the life on new road surface and old road surface has been prolonged, and because ponding is in time discharged, even hot asphalt layer drops and also can not cause during the structure of ponding infiltration new road surface and old road surface, the life on new road surface and old road surface has been prolonged.
Drawings
FIG. 1 is a schematic structural diagram of a positional relationship between a splicing body and a through seam in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a splice body in an embodiment of the present application;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
in the figure: 1. c, through sewing; 11. a road bed; 12. an underlayer; 13. an intermediate layer; 14. a surface layer; 2. splicing the body; 21. a water passing layer; 211. a cavity; 212. a surface layer; 213. a bottom surface layer; 214. a water falling hole; 215. a water retaining edge; 22. a water collection tank; 23. a water falling groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses new old road surface mosaic structure of highway superelevation section is put in logical seam 1 that forms between new road surface and old road surface. Referring to fig. 1 and 2, the splicing structure comprises a splicing body 2, the splicing body 2 comprises at least one group of water passing layers 21 and a water collecting tank 22 fixed below the water passing layers 21 and communicated with the water passing layers 21, and the water collecting tank 22 is communicated with a drainage ditch buried in a new road surface and/or an old road surface. The water passing layer 21 is inserted into a new road surface or a structural layer of an old road surface, when accumulated water permeates into the structural layer from the through seam 1, the accumulated water firstly contacts the water passing layer 21 and is guided into the water collecting tank 22 by the water passing layer 21, the water collecting tank 22 is communicated with a drainage ditch, and finally water in the water collecting tank 22 is drained out through the drainage ditch. The drainage ditch can be buried between the subbase 12 and the middle layer 13 of a new road surface or an old road surface, and is matched with the water collecting tank 22 to discharge water in the water collecting tank 22 in time, so that the possibility of water leakage caused by corrosion of the water collecting tank 22 is reduced, and the service time of the splicing body 2 is prolonged. The accumulated water can not flow between the structural layers of the new road surface and the old road surface, the structure of the new road surface and the old road surface is protected, the possibility of the accumulated water corroding the structural layers of the new road surface and the old road surface is reduced, the service life of the new road surface and the old road surface is prolonged, and the accumulated water is discharged in time, so that the accumulated water can not permeate into the structures of the new road surface and the old road surface even if the hot asphalt layer falls off, and the service life of the new road surface and the old road surface is prolonged.
It still can utilize hot pitch to carry out the cementation of fissures to handle to cross between water layer 21 and logical seam 1, it can be used to waterproof hot pitch layer to form on the lateral wall of logical seam 1, hot pitch layer covers at logical seam 1 and water layer 21, lead to seam 1 and the slot between groove 23 and the logical seam 1 and the water catch bowl 22 of falling into water, still use hot pitch layer to seal the both sides of leading to seam 1, it is waterproof to provide, cooperate with concatenation body 2, the possibility of ponding to new road surface and old road surface structural layer erosion has been reduced, the life on new road surface and old road surface has been prolonged. And seeper that permeates into between the structural layer of new road surface and old road surface by in the through joint 1 is in time discharged by concatenation body 2 between the structural layer of new road surface and old road surface, can not stay in the structural layer of new road surface and old road surface for a long time, can not cause the damage to the structural layer of new road surface on the one hand, and on the other hand can not soak hot asphalt layer for a long time, consequently can not lead to hot asphalt layer to age with higher speed, has prolonged hot asphalt layer's life.
Referring to fig. 1 and 2, the water passing layer 21 may flow into the water collecting tank 22 through the water falling tank 23, the water passing layer 21 includes a surface layer 212 and a bottom layer 213, a cavity 211 is disposed between the surface layer 212 and the bottom layer 213, a water falling hole 214 communicated with the cavity 211 is disposed on the surface layer 212, and the cavity 211 is communicated with the water collecting tank 22. The accumulated water permeating from the through joint 1 firstly flows through the water layer 21, and the accumulated water flows into the cavity 211 through the water falling hole 214 and finally flows into the water collecting tank 22 to be discharged through the drainage ditch, so that the water permeating into the through joint 1 cannot leak along the structures of the new road surface and the old road surface, the structure of the road surface cannot be damaged, and the service life of the road surface can be prolonged.
Referring to fig. 1, the new road surface is the same as the old road surface in structure, and comprises a road bed 11, an underlayer 12, an intermediate layer 13 and a surface layer 14 in sequence from inside to outside, a water passing layer 21 is inserted between two adjacent layers of the old road surface and the new road surface, the water passing layer 21 is fixed on the same water collecting tank 22 and is communicated with each other, the side wall of the water collecting tank 22 is abutted against the side wall of the through seam 1 and is the same as the shape of the through seam 1, when seeping downwards from the through seam 1, the seeped water can be guided into the water collecting tank 22 through the water passing layer 21, so that the seeped water can not flow between the structure layers of the new road surface and the old road surface, the structures of the new road surface and the old road surface are protected, the possibility of the seeped water corroding the structure layers of the new road surface and the old road surface is reduced, the service lives of the new road surface and the road surface are prolonged, and even if the hot asphalt layer falls off in time, the seeped water can not permeate into the structure of the new road surface and the old road surface, the service life of the new road surface and the old road surface is prolonged.
Referring to fig. 2 and 3, further, the surface layer 212 is sloped and the end of the surface layer 212 remote from the sump 22 is higher than the end of the surface layer 212 near the sump 22, such that the permeated standing water flows spontaneously over the surface layer 212 and toward the sump 22, flows into the water falling groove 23 through the water falling hole 214 during the self-flowing process and is finally discharged in the water collecting groove 22, the accumulated water is limited on the surface layer 212, the accumulated water on the surface layer 212 cannot escape to the structure of a new road surface or an old road surface when the accumulated water cannot be discharged in time, protects the structures of the new road surface and the old road surface, reduces the possibility of the accumulated water to corrode the structure layers of the new road surface and the old road surface, prolongs the service life of the new road surface and the old road surface, and because the accumulated water is discharged in time, even the hot asphalt layer falls off, the seeper cannot be caused to permeate into the structures of the new road surface and the old road surface, and the service lives of the new road surface and the old road surface are prolonged.
Referring to fig. 2 and 4, a water retaining edge 215 can be further fixed on the surface layer 212, the water retaining edge 215 is arranged at one end, far away from the water falling groove 23, of the surface layer 212, the water retaining edge 215 limits accumulated water on the surface layer 212, the accumulated water on the surface layer 212 cannot escape into the structure of a new road surface or an old road surface when the accumulated water cannot be timely discharged, the structures of the new road surface and the old road surface are protected, the possibility of corrosion of the accumulated water on the structure layer of the new road surface and the old road surface is reduced, the service lives of the new road surface and the old road surface are prolonged, and the accumulated water cannot permeate into the structures of the new road surface and the old road surface even if the hot asphalt layer falls off due to timely discharge of the accumulated water, and the service lives of the new road surface and the old road surface are prolonged.
The splicing structure for the old and new road surfaces of the ultrahigh section of the highway needs to be manufactured on site, and a through seam 1 formed between the old and new road surfaces needs to be processed before construction.
Firstly, the slag impurities in the through joint 1 and the road surface around the through joint 1 are cleaned by high-pressure air or other means, a clean working surface is exposed, then the side wall of the through joint 1 is shaped, and in order to enable the new road surface to be better combined with the old road surface, the side walls on the two sides of the through joint 1 are shaped to be in a step shape capable of being mutually attached.
Secondly, the splicing body 2 is processed on site according to the size of the cleaned through seam 1, a water falling groove 23 is processed firstly, a stainless steel plate is bent into a hollow rectangle when the water falling groove 23 is processed, the width of the stainless steel plate is based on the fact that the stainless steel plate can be inserted into the through seam 1 and is attached to the side wall of the through seam 1, and a through hole communicated with the water passing layer 21 and a channel communicated with the water collecting groove 22 are reserved on the water falling groove 23.
And thirdly, processing the water passing layer 21, similarly processing a stainless steel plate, bending the hollow water passing layer 21 rough blank, processing a water falling hole 214 on the upper surface of the rough blank to form a finished product of the water passing layer 21, and then welding the water passing layer 21 on the water falling groove 23 to enable the hollow part of the water passing layer 21 to be communicated with a through hole reserved on the water falling groove 23, so as to form a semi-finished product of the splicing body 2.
Finally, the semi-finished product is welded with the prefabricated water collecting tank 22, so that the semi-finished product is communicated with the water collecting tank 22 through a channel reserved on the water falling tank 23 to form a finished product of the splicing body 2.
When the splicing structure for the new and old road surfaces of the ultrahigh section of the highway is constructed after being manufactured on site, the operation surface is firstly cleaned again, and the cleanness of the operation surface is kept.
Secondly, place concatenation body 2 in through seam 1 department, make water layer 21 and the structural layer of new road surface and old road surface contact each other, no matter be new road surface or old road surface promptly, at road bed 11 layer with between subbase 12 with between the intermediate level 13 and intermediate level 13 with insert respectively between the top layer 14 and establish a set of water layer 21, construct the structural layer afterwards and make through seam 1 department no longer be the echelonment, but the lateral wall of through seam 1 both sides is straight.
Then, pour into hot pitch into to leading to seam 1 along the lateral wall that leads to seam 1, hang promptly on the lateral wall that leads to seam 1 after the hot pitch solidifies, fill the gap that connects between body and the leading to seam 1, avoid infiltration water from the concatenation body 2 with lead to cooperate with concatenation body 2 when seam 1 between seepage once more, further reduced the possibility that ponding corrodes new road surface and old road surface structural layer, the life of new road surface and old road surface has been prolonged, and though still use the hot pitch layer to carry out water repellent when repairing leading to seam 1, nevertheless the hot pitch layer drops, the infiltration still can be in time discharged by concatenation body 2 by the ponding of infiltration in leading to seam 1.
Finally, the surface layer 14 of the road surface is formed by construction, the through seam 1 is covered to form a smooth road surface, the splicing body 2 is directly embedded in the through seam 1, when seeper seeps downwards from the through seam 1, the seeper can be guided into the water collecting tank 22 in time through the water passing layer 21 no matter what layer the seeper seeps, the seeper leaked from the through seam 1 cannot flow between the structural layers of the new road surface and the old road surface, the structures of the new road surface and the old road surface are protected, the possibility of erosion of the seeper to the structural layers of the new road surface and the old road surface is reduced, the service lives of the new road surface and the old road surface are prolonged, and the seeper is discharged in time, even if the hot asphalt layer falls off, the seeper cannot permeate into the structures of the new road surface and the old road surface, and the service lives of the new road surface and the old road surface are prolonged.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a new and old road surface mosaic structure of highway superelevation section, locates logical seam (1) department between new road surface and the old road surface, including concatenation body (2), its characterized in that: the splicing body (2) comprises at least one group of water passing layers (21) and a water collecting tank (22) which is fixed below the water passing layers (21) and communicated with the water passing layers (21), and the water collecting tank (22) is communicated with a drainage ditch buried in a new road surface and/or an old road surface.
2. The splicing structure of the new and old road surfaces of the ultrahigh-section road of claim 1, which is characterized in that: the water passing layer (21) comprises a surface layer (212) and a bottom layer (213), a cavity (211) is arranged between the surface layer (212) and the bottom layer (213), a water falling hole (214) communicated with the cavity (211) is formed in the surface layer (212), and the cavity (211) is communicated with the water collecting tank (22).
3. The splicing structure of the new and old road surfaces of the ultrahigh-section road of claim 1, which is characterized in that: the new road surface with old road surface structure is the same, by interior and outer road bed (11), subbase (12), intermediate level (13) and top layer (14) of including in proper order, concatenation body (2) are arranged in lead to in seam (1) and the laminating with lead to the both sides of seam (1), concatenation body (2) are arranged in on the road bed (11).
4. The splicing structure of the new and old road surfaces of the ultrahigh-section road of claim 2 is characterized in that: the novel pavement and the old pavement are symmetrically inserted with water passing layers (21), the road bed (11) layer and a group of water passing layers (21) are respectively inserted between the base layers (12), the base layers (12) and the middle layers (13) and between the middle layers (13) and the surface layers (14), cavities (211) of the water passing layers (21) are mutually communicated through water falling grooves (23), the water falling grooves (23) are communicated with the water collecting grooves (22), one side wall of the water falling groove (23) is attached to one side of the through seam (1), and the other side wall of the water falling groove (23) is attached to the other side of the through seam (1).
5. The splicing structure of the new and old road surfaces of the ultrahigh-section road of claim 4 is characterized in that: one end, far away from the water falling groove (23), of the surface layer (212) is provided with a water retaining edge (215), and the upper end face of the water retaining edge (215) is higher than that of the surface layer (212).
6. The splicing structure of the new and old road surfaces of the ultrahigh-section road of claim 2 is characterized in that: the end of the surface layer (212) remote from the water collection sump (22) is higher than the end of the surface layer (212) close to the water collection sump (22).
7. The splicing structure of the new and old road surfaces of the ultrahigh-section road of claim 3, which is characterized in that: the drainage ditch is arranged on the subbase layer (12) and embedded between the subbase layer (12) and the middle layer (13).
8. The splicing structure of the new and old road surfaces of the ultrahigh-section road of claim 4 is characterized in that: and a hot asphalt layer is filled between the two sides of the through joint (1) and the water passing layer (21), and the hot asphalt layer is arranged between the water falling groove (23) and the through joint (1).
9. The construction method of the splicing structure of the new pavement and the old pavement of the ultrahigh section of the highway according to any one of claims 1 to 8, which is characterized by comprising the following steps: the method comprises the following steps:
cleaning the through seam (1), namely cleaning two side walls of the through seam (1) to ensure that the side walls of the through seam (1) are in a step shape and the step shapes of the two side walls of the through seam (1) are mutually spliced;
processing a splicing body (2), namely forming the hollow splicing body (2) by welding or punching stainless steel, and attaching the outer wall of a water falling groove (23) of the splicing body (2) to the side wall of the through seam (1);
a structure placing step, namely placing the splicing body (2) in the through seam (1), wherein the length of the splicing body (2) is equal to that of the through seam (1);
pouring hot asphalt between the splicing body (2) and the through joint (1), forming hot asphalt layers on two sides of the through joint (1), and filling gaps between the water falling groove (23) and the side walls of the through joint (1);
and (3) repairing the through joint (1), namely pouring asphalt into the through joint (1), and flattening the asphalt to form a new surface layer (14) with the same height as the surface layers (14) of the new pavement and the old pavement.
10. The construction method of the splicing structure of the new pavement and the old pavement of the ultrahigh section of the highway according to claim 9, characterized by comprising the following steps:
the processing steps of the splicing body (2) comprise the following specific steps:
a water falling groove (23) processing step, namely bending the stainless steel plate into a hollow rectangle, stamping the surface of the rectangle along with the shape of the side wall of the through seam (1), attaching the surface of the rectangle to the side wall of the through seam (1), and reserving a through hole communicated with a water falling layer on the outer wall of the rectangle;
a water passing layer (21) processing step, namely processing the stainless steel plate into the water passing layer (21), welding the water passing layer (21) on the outer wall of the water falling groove (23), and communicating the water passing layer (21) with the water falling groove (23) through a through hole;
and a splicing step, namely welding the water falling groove (23) on the water collecting groove (22), reserving a channel at a position corresponding to the water falling groove (23), and communicating the water falling groove (23) with the water collecting groove (22) to finish.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839489A (en) * | 2016-05-18 | 2016-08-10 | 山东省交通规划设计院 | New and used pavement splicing structure and construction method for ultrahigh section in highway extension project |
| CN209211198U (en) * | 2018-10-13 | 2019-08-06 | 湖北安达泰建设工程有限公司 | A kind of urban environmental protection road surface |
| CN110273343A (en) * | 2019-07-29 | 2019-09-24 | 齐钊 | Widening of Freeway engineering freeboard section new-old pavement splicing construction and construction method |
| CN209722631U (en) * | 2018-11-16 | 2019-12-03 | 湖南省交建工程集团有限公司 | A kind of Pavement Drainage of Cities structure |
| CN214938907U (en) * | 2021-06-15 | 2021-11-30 | 江苏齐达路桥工程有限公司 | New and old road surface mosaic structure for highway extension |
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2021
- 2021-12-31 CN CN202111679336.1A patent/CN114395954B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839489A (en) * | 2016-05-18 | 2016-08-10 | 山东省交通规划设计院 | New and used pavement splicing structure and construction method for ultrahigh section in highway extension project |
| CN209211198U (en) * | 2018-10-13 | 2019-08-06 | 湖北安达泰建设工程有限公司 | A kind of urban environmental protection road surface |
| CN209722631U (en) * | 2018-11-16 | 2019-12-03 | 湖南省交建工程集团有限公司 | A kind of Pavement Drainage of Cities structure |
| CN110273343A (en) * | 2019-07-29 | 2019-09-24 | 齐钊 | Widening of Freeway engineering freeboard section new-old pavement splicing construction and construction method |
| CN214938907U (en) * | 2021-06-15 | 2021-11-30 | 江苏齐达路桥工程有限公司 | New and old road surface mosaic structure for highway extension |
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