CN109083189B - Mountain road side ditch retaining wall and construction method thereof - Google Patents
Mountain road side ditch retaining wall and construction method thereof Download PDFInfo
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- CN109083189B CN109083189B CN201810928608.9A CN201810928608A CN109083189B CN 109083189 B CN109083189 B CN 109083189B CN 201810928608 A CN201810928608 A CN 201810928608A CN 109083189 B CN109083189 B CN 109083189B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0275—Retaining or protecting walls characterised by constructional features cast in situ
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Abstract
The invention discloses a mountain road side ditch retaining wall and a construction method thereof, firstly, the construction of a road foundation is carried out, the road foundation is arranged along the slope toe of a slope body, a tamping machine is utilized, tamping the foundation at the bottom of the road foundation to make the road foundation horizontal, then constructing a retaining wall body, vertically arranging a surface slope with a slope of 1:0.33 on a back slope, horizontally arranging the bottom of the retaining wall body, then constructing the road, constructing a road on the basis of the road, extending the bottom end of the drain pipe to the side ditch and additionally arranging a rubble layer, filling broken stones between the retaining wall body and the slope body to enable the height of the slope body to exceed the height of the road, then constructing the steel wire mesh buffer wall, add at the top of retaining wall body and increase the baffle, make and increase the vertical setting of baffle, promoted greatly and kept off the soil effect, structural strength is high, and long service life is fit for using widely.
Description
Technical Field
The invention relates to the technical field of mountain highway side ditch retaining walls, in particular to a mountain highway side ditch retaining wall and a construction method thereof.
Background
Retaining wall is hydraulic engineering retaining soil mode commonly used, and it is also very extensive to use in the protection of mountain area highway side ditch, and prior art's retaining wall does not have protective equipment usually, easily takes place the personnel accident of falling into water, and the bank protection is directly built by laying bricks or stones and is formed, and the water current impact resistance is poor, and the stone easily drops to cause the danger of dam break. Traditional mountain area highway side ditch retaining wall is difficult to satisfy the requirement that mountain area highway side ditch kept off the soil, and retaining wall keeps off soil effect unsatisfactory.
Disclosure of Invention
The invention aims to provide a mountain road side ditch retaining wall and a construction method thereof, which aim to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a retaining wall for a side ditch of a mountain road comprises a slope body, a road foundation and a road arranged on the road foundation, wherein a retaining wall body is arranged at the inner side of the road close to the slope toe of the slope body, a back slope is arranged at one side of the retaining wall body close to the slope body, a back slope is arranged at the side of the retaining wall body far away from the slope body, a rubble layer is backfilled between the retaining wall body and the slope body, a steel wire mesh buffer wall is tightly attached to the top of the rubble layer on the back slope of the retaining wall body, a buffer area is reserved between the steel wire mesh buffer wall and the slope toe, a side ditch is arranged at one side of the road close to the retaining wall body, a drain pipe communicated with the back slope and the side slope is arranged in the retaining wall body, the drain pipe is obliquely arranged, the bottom end of the drain pipe extends to the side ditch, an anchor rod is pre-embedded at the top of the retaining wall body, the top of the base is fixedly connected with a heightening baffle.
The invention relates to a mountain road side ditch retaining wall, which specifically comprises the following steps:
s1: the method comprises the following steps of constructing a highway foundation, arranging the highway foundation along the slope toe of a slope body, cleaning up obstacles at the bottom of the highway foundation by using an excavating machine, leveling the bottom of the highway foundation, tamping the foundation at the bottom of the highway foundation by using a tamping machine to level the highway foundation, ensuring that the flatness of the highway foundation is not more than 10mm, and facilitating the construction of the next process;
s2: the construction of the retaining wall body, wherein the retaining wall body is made of C20 concrete, the height of the wall is 4.5m, the embedded depth of the retaining wall body is 1.2m, the top width of the bottom of the retaining wall body is 1.5m, a face slope is vertically arranged, the slope of a back slope is 1:0.33, and the bottom of the retaining wall body is horizontally arranged;
s3: constructing a road, namely constructing the road on the basis of the road, digging a side ditch on one side of the road close to the retaining wall body, wherein the width of the side ditch is not less than 0.4m, and the depth of the side ditch is not less than 0.6m, so that the bottom end of a drain pipe extends to the side ditch;
s4: building a gravel layer, namely filling gravel between the retaining wall body and a slope body to ensure that the height of the slope body exceeds the height of a road and the width of the upper part of the gravel layer is not less than 2 m;
s5: the construction method comprises the following steps of constructing a steel wire mesh buffer wall, wherein the steel wire mesh buffer wall is formed by 4 rows of steel wire meshes, the height of each row of steel wire meshes is 1.2m, the number of the steel wire meshes from bottom to top is 3, 2 and 1, and the steel wire meshes are woven into a whole vertically and horizontally through steel wire ropes;
s6: the construction of the anchor rod and the base, wherein the anchor rod and the base are embedded in the top of the retaining wall body, the embedded depth is not less than 20cm, and the anchor rod is vertically arranged;
s7: the construction of the heightening baffle is characterized in that the heightening baffle is installed at the top of the base through bolts and is vertically arranged, the heightening baffle is made of a steel plate with a rectangular cross section, the surface of the steel plate is galvanized, main salt zinc oxide and potassium chloride are used as conductive salts, boric acid is used as a pH value buffering agent to serve as a galvanizing formula, a direct-current power supply and a numerical control double-pulse electroplating power supply are used for galvanizing in a two-pole electrolytic tank under the condition of magnetic stirring, the thickness of a coating is 4-7 um, and the height of the steel plate is not less than 0.6 m.
Compared with the prior art, the invention has the beneficial effects that: the invention relates to a mountain road side ditch retaining wall and a construction method thereof, which comprises the steps of firstly constructing a road foundation, arranging the road foundation along the slope toe of a slope body, utilizing an excavating machine to clean the barriers at the bottom of the road foundation and flatten the bottom of the road foundation, utilizing a tamping machine to tamp the foundation at the bottom of the road foundation to level the road foundation, then constructing a retaining wall body, wherein the retaining wall body is made of C20 concrete and has a wall height of 4.5m, the embedded depth of the retaining wall body is 1.2m, the top width of the bottom of the retaining wall body is 1.5m, a face slope is vertically arranged, the slope of a back slope is 1:0.33, the bottom of the retaining wall body is horizontally arranged, constructing the road, excavating a side ditch at one side of the road close to the retaining wall body, the width of the side ditch is not less than 0.4m, and the depth of the side ditch is not less than 0.6m, make the bottom of drain pipe extend to the side ditch and add the metalling, pack the rubble between retaining wall body and the slope body, make the height of slope body exceed the height of highway, and make the width on rubble layer upper portion not less than 2m, carry out the construction of wire net buffer wall again, make wire net buffer wall and slope body toe reserve and have the buffers, the wire net passes through wire rope and weaves into whole with great ease, add at the top of retaining wall body and increase the baffle, make and increase the vertical setting of baffle, greatly promoted the fender soil effect, structural strength is high, long service life, and is suitable for being generalized to use, the use functionality of this mountain area highway side ditch retaining wall and construction method has been promoted greatly, guarantee its result of use and result of use, and is suitable for extensive popularization.
Drawings
Fig. 1 is a schematic structural view of a mountain road side ditch retaining wall and a construction method thereof.
In the figure: 1 slope body, 2 highway foundations, 3 highways, 4 retaining wall bodies, 5 rubble layers, 6 steel wire mesh buffer walls, 7 anchor rods, 8 bases, 9 heightened baffles, 10 drain pipes and 11 side ditches.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: including slope 1, highway basis 2 and the highway 3 of setting on highway basis 2, the inboard slope foot department that is close to slope 1 that is equipped with retaining wall body 4 of 3 of highway, a side that retaining wall body 4 is close to slope 1 is the back slope, the slope of back slope sets up, a side that retaining wall body 4 kept away from slope 1 is the face slope, it has rubble layer 5 to backfill between retaining wall body 4 and the slope 1, the top of rubble layer 5 is hugged closely and is equipped with wire net buffering wall 6 on retaining wall body 4 back slope, it has the buffer zone to reserve between wire net buffering wall 6 and the slope foot of slope 1, one side that highway 3 is close to retaining wall body 4 still is equipped with side ditch 11, set up the drain pipe 10 that communicates back slope and face slope in retaining wall body 4, the slope setting of drain pipe 10, the bottom of drain pipe 10 extends to side ditch 11, pre-buried stock 7 at the top of retaining wall body 4, a base 8 is fixed on the anchor rod 7, and a heightening baffle 9 is fixedly connected to the top of the base 8.
The invention relates to a mountain road side ditch retaining wall, which specifically comprises the following steps:
s1: the construction of the highway foundation 2, the highway foundation 2 is arranged along the slope toe of the slope body 1, the excavating machinery is utilized to clear away the obstacles at the bottom of the highway foundation 2 and level the bottom of the highway foundation 2, the tamping machinery is utilized to tamp the foundation at the bottom of the highway foundation 2, so that the highway foundation 2 is level, the flatness of the highway foundation 2 is not more than 10mm, and the construction in the next process is facilitated;
s2: the construction of the retaining wall body 4, wherein the retaining wall body 4 is made of C20 concrete, the height of the wall is 4.5m, the embedded depth of the retaining wall body 4 is 1.2m, the top width of the bottom of the retaining wall body 4 is 1.5m, a face slope is vertically arranged, the slope of a back slope is 1:0.33, and the bottom of the retaining wall body 4 is horizontally arranged;
s3: constructing a road 3, namely constructing the road 3 on a road foundation 2, digging a side ditch 11 on one side of the road 3 close to a retaining wall body 4, wherein the width of the side ditch 11 is not less than 0.4m, and the depth of the side ditch 11 is not less than 0.6m, so that the bottom end of a drain pipe 10 extends to the side ditch 11;
s4: building a gravel layer 5, namely filling gravel between the retaining wall body 4 and the slope body 1 to ensure that the height of the slope body 1 exceeds the height of the road 3 and the width of the upper part of the gravel layer 5 is not less than 2 m;
s5: the construction method comprises the following steps of constructing a steel wire mesh buffer wall 6, wherein the steel wire mesh buffer wall 6 is formed by 4 rows of steel wire meshes, the height of each row of steel wire meshes is 1.2m, the number of the steel wire meshes is 3, 2 and 1 from bottom to top, and the steel wire meshes are woven into a whole vertically and horizontally through steel wire ropes;
s6: the construction of the anchor rod 7 and the base 8, wherein the anchor rod 7 and the base 8 are embedded in the top of the retaining wall body 4, the embedding depth is not less than 20cm, and the anchor rod 7 is vertically arranged;
s7: the construction of the heightening baffle 9, the heightening baffle 9 is installed at the top of the base 8 through bolts, the heightening baffle 9 is vertically arranged, the heightening baffle 9 adopts a steel plate with a rectangular section, the surface of the steel plate is galvanized, main salt zinc oxide and potassium chloride are used as conductive salt, boric acid is used as a pH value buffering agent as a galvanizing formula, a direct current power supply and a numerical control double-pulse electroplating power supply are used for galvanizing in a bipolar electrolytic tank under the condition of magnetic stirring, the thickness of the plating layer is between 4 and 7 microns, and the height of the steel plate is not less than 0.6 m.
The working principle is as follows: the invention relates to a mountain road side ditch retaining wall and a construction method thereof, when in use, firstly, the construction of a road foundation 2 is carried out, the road foundation 2 is arranged along the slope foot of a slope 1, an excavating machine is used for cleaning the barriers at the bottom of the road foundation 2 and leveling the bottom of the road foundation 2, a tamping machine is used for tamping the foundation at the bottom of the road foundation 2 to level the road foundation 2, then the construction of a retaining wall body 4 is considered, the retaining wall body 4 is made of C20 concrete, the wall height is 4.5m, the pre-buried depth of the retaining wall body 4 is 1.2m, the top width at the bottom of the retaining wall body 4 is 1.5m, a face slope is vertically arranged, the slope of a back slope is 1:0.33, the bottom of the retaining wall body 4 is horizontally arranged, then the construction of a road 3 is carried out, the construction of the road 3 is carried out on the road foundation 2, and a side ditch 11 is dug at one side of the road 3 close to the, the width of the side ditch 11 is not less than 0.4m, the depth of the side ditch 11 is not less than 0.6m, the bottom end of the drain pipe 10 is extended to the side ditch 11 and is additionally provided with the gravel layer 5, gravel is filled between the retaining wall body 4 and the slope body 1, the height of the slope body 1 is higher than that of the road 3, the width of the upper part of the gravel layer 5 is not less than 2m, then the construction of the steel wire mesh buffer wall 6 is carried out, a buffer area is reserved between the steel wire mesh buffer wall 6 and the slope foot of the slope body 1, the steel wire mesh is woven into a whole vertically and horizontally through steel wire ropes, the heightening baffle plate 9 is additionally arranged at the top of the retaining wall body 4, the heightening baffle plate 9 is vertically arranged, the retaining effect is greatly improved, the structural strength is.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a mountain area highway side ditch retaining wall, includes slope body (1), highway basis (2) and sets up highway (3) on highway basis (2), its characterized in that: the road (3) inboard is close to slope body (1) toe department and is equipped with retaining wall body (4), a side that retaining wall body (4) is close to slope body (1) is the back slope, the slope of back slope sets up, a side that retaining wall body (4) kept away from slope body (1) is the face slope, it has metalling (5) to backfill between retaining wall body (4) and the slope body (1), be equipped with wire net buffering wall (6) on retaining wall body (4) back slope is hugged closely to the top of metalling (5), it has the buffers to reserve between wire net buffering wall (6) and the slope body (1) toe, one side that road (3) are close to retaining wall body (4) still is equipped with side ditch (11), it has water drain pipe (10) of intercommunication back slope and face slope to open in retaining wall body (4), water drain pipe (10) slope sets up, the bottom of water drain pipe (10) extends to side ditch (11), the top of retaining wall body (4) is pre-buried has stock (7), be fixed with base (8) on stock (7), the top fixedly connected with of base (8) increases baffle (9).
2. A construction method of a mountain road side ditch retaining wall according to claim 1, characterized in that: the method specifically comprises the following steps:
s1: the construction method comprises the following steps that (1) a highway foundation (2) is built, the highway foundation (2) is arranged along the slope toe of a slope body (1), obstacles at the bottom of the highway foundation (2) are removed completely by using an excavating machine, the bottom of the highway foundation (2) is leveled, a foundation at the bottom of the highway foundation (2) is tamped by using a tamping machine, the highway foundation (2) is leveled, the flatness of the highway foundation (2) is guaranteed to be not more than 10mm, and the construction in the next process is facilitated;
s2: the construction of the retaining wall body (4), wherein the retaining wall body (4) is made of C20 concrete, the height of the wall is 4.5m, the pre-buried depth of the retaining wall body (4) is 1.2m, the top width of the bottom of the retaining wall body (4) is 1.5m, a surface slope is vertically arranged, the slope of a back slope is 1:0.33, and the bottom of the retaining wall body (4) is horizontally arranged;
s3: constructing a road (3), namely constructing the road (3) on a road foundation (2), digging a side ditch (11) on one side of the road (3) close to a retaining wall body (4), wherein the width of the side ditch (11) is not less than 0.4m, and the depth of the side ditch (11) is not less than 0.6m, so that the bottom end of a drain pipe (10) extends to the side ditch (11);
s4: building a gravel layer (5), namely filling gravel between the retaining wall body (4) and the slope body (1) to ensure that the height of the slope body (1) exceeds the height of the road (3), and ensuring that the width of the upper part of the gravel layer (5) is not less than 2 m;
s5: the construction method comprises the following steps of (1) constructing a steel wire mesh buffer wall (6), wherein the steel wire mesh buffer wall (6) is formed by 4 rows of steel wire meshes, the height of each row of steel wire meshes is 1.2m, the number of the steel wire meshes is 3, 2 and 1 from bottom to top, and the steel wire meshes are woven into a whole vertically and horizontally through steel wire ropes;
s6: the construction of the anchor rod (7) and the base (8), wherein the anchor rod (7) and the base (8) are embedded in the top of the retaining wall body (4), the embedded depth is not less than 20cm, and the anchor rod (7) is vertically arranged;
s7: the construction of the heightening baffle (9) is characterized in that the heightening baffle (9) is installed at the top of a base (8) through bolts, the heightening baffle (9) is vertically arranged, the heightening baffle (9) is made of a steel plate with a rectangular cross section, the surface of the steel plate is galvanized, main salt zinc oxide and potassium chloride are used as conductive salt, boric acid is used as a pH value buffering agent to serve as a galvanizing formula, a direct-current power supply and a numerical control double-pulse electroplating power supply are used for galvanizing in a bipolar electrolytic tank under the condition of magnetic stirring, the thickness of a plating layer is 4-7 um, and the height of the steel plate is not less than 0.6 m.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810928608.9A CN109083189B (en) | 2018-08-15 | 2018-08-15 | Mountain road side ditch retaining wall and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810928608.9A CN109083189B (en) | 2018-08-15 | 2018-08-15 | Mountain road side ditch retaining wall and construction method thereof |
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| CN109083189A CN109083189A (en) | 2018-12-25 |
| CN109083189B true CN109083189B (en) | 2020-09-29 |
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| CN113833014B (en) * | 2021-09-25 | 2022-09-16 | 浙江省浙南综合工程勘察测绘院有限公司 | Retaining wall and construction method thereof |
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| JPH05230845A (en) * | 1992-02-25 | 1993-09-07 | Toyo Giken Kk | L-shaped block retaining wall structure and construction method thereof |
| KR20140078395A (en) * | 2012-12-17 | 2014-06-25 | 한국철도기술연구원 | Anchored retaining wall of gravity block type, and constructing method for the same |
| CN106013191A (en) * | 2016-07-11 | 2016-10-12 | 杭州江润科技有限公司 | Environmental-friendly grass concrete highway slope protection structure and construction method thereof |
| CN106192653A (en) * | 2016-08-30 | 2016-12-07 | 中国路桥工程有限责任公司 | A kind of Duo Xue district road crossing avalanche slide rock body subgrade drainage system and construction method |
| CN205934961U (en) * | 2016-07-29 | 2017-02-08 | 辽宁大学 | A retaining wall structure for mine side slope is administered |
| CN106522270A (en) * | 2016-12-28 | 2017-03-22 | 华中科技大学 | Pile foundation and retaining wall anti-earthquake retaining structure comprising EPS buffer layers and construction method |
-
2018
- 2018-08-15 CN CN201810928608.9A patent/CN109083189B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05230845A (en) * | 1992-02-25 | 1993-09-07 | Toyo Giken Kk | L-shaped block retaining wall structure and construction method thereof |
| KR20140078395A (en) * | 2012-12-17 | 2014-06-25 | 한국철도기술연구원 | Anchored retaining wall of gravity block type, and constructing method for the same |
| CN106013191A (en) * | 2016-07-11 | 2016-10-12 | 杭州江润科技有限公司 | Environmental-friendly grass concrete highway slope protection structure and construction method thereof |
| CN205934961U (en) * | 2016-07-29 | 2017-02-08 | 辽宁大学 | A retaining wall structure for mine side slope is administered |
| CN106192653A (en) * | 2016-08-30 | 2016-12-07 | 中国路桥工程有限责任公司 | A kind of Duo Xue district road crossing avalanche slide rock body subgrade drainage system and construction method |
| CN106522270A (en) * | 2016-12-28 | 2017-03-22 | 华中科技大学 | Pile foundation and retaining wall anti-earthquake retaining structure comprising EPS buffer layers and construction method |
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