CN214460081U - Empty box type embankment structure under tidal flat geological condition - Google Patents
Empty box type embankment structure under tidal flat geological condition Download PDFInfo
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- CN214460081U CN214460081U CN202023337292.8U CN202023337292U CN214460081U CN 214460081 U CN214460081 U CN 214460081U CN 202023337292 U CN202023337292 U CN 202023337292U CN 214460081 U CN214460081 U CN 214460081U
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- riprap
- empty box
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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
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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Abstract
The empty box type embankment structure under the geological condition of the beach comprises a spur dike section and an empty box type embankment, wherein the spur dike section comprises a spur dike, a first riprap platform and a second riprap platform, the first riprap platform is positioned on the beach ground on one side of the nearly empty box type embankment and is provided with a first riprap slope facing to the water side, a geogrid is paved on the first riprap platform, the side, facing to the water, of the geogrid extends to the beach ground, the second riprap platform is positioned on the geogrid on the side, a second riprap slope is paved corresponding to the first riprap slope, the geogrid and the second riprap slope are stacked to form a slope section, and the spur dike is positioned on the slope section and extends towards the concave bank of the beach. The foundation of the dam section is solid and reliable, can effectively resist water flow scouring, and has great strength improvement compared with the traditional riprap structure. Meanwhile, the spur dike is extended to the mudflat concave bank, so that the flow direction of water flow is changed, and the mudflat geology is effectively protected.
Description
Technical Field
The utility model relates to a bank protection engineering technical field, concretely relates to empty box embankment structure under mud flat geological conditions.
Background
The tidal flat is a general term for beaches, beaches and lakes, and is called an intertidal zone in geomorphology. Due to the action of tides, the mudflat is sometimes submerged in water and sometimes exposed out of the water, the upper part of the mudflat is often exposed out of the water, and the lower part of the mudflat is often submerged in water.
Due to the special geological conditions of the mudflat, the dike is easy to settle, particularly in the concave bank area of the mudflat, the flow state of water flow is disordered, the phenomena of serious scouring and elutriation exist, soil is seriously lost, the engineering safety of the dike is seriously threatened, and the loss of mudflat resources is caused.
Disclosure of Invention
The utility model provides a solve the not enough of above-mentioned technique, provide an empty box dyke structure under mud flat geological conditions. The technical scheme of the utility model: the empty box type embankment structure under the geological condition of the beach comprises a spur dike section and an empty box type embankment, wherein the spur dike section comprises a spur dike, a first riprap platform and a second riprap platform, the first riprap platform is positioned on the beach ground on one side of the nearly empty box type embankment and is provided with a first riprap slope facing to the water side, a geogrid is paved on the first riprap platform, the side, facing to the water, of the geogrid extends to the beach ground, the second riprap platform is positioned on the geogrid on the side, a second riprap slope is paved corresponding to the first riprap slope, the geogrid and the second riprap slope are stacked to form a slope section, and the spur dike is positioned on the slope section and extends towards the concave bank of the beach.
By adopting the technical scheme, the stacking structure of the two-section type riprap platform is utilized, the geogrid is laid in the middle, so that the foundation of the dam section is solid and reliable, water flow scouring can be effectively resisted, and the riprap platform has great strength improvement compared with the traditional riprap structure. Meanwhile, the spur dike is extended to the mudflat concave bank, so that the flow direction of water flow is changed, and the mudflat geology is effectively protected.
The utility model discloses a further setting: the empty box type embankment comprises a concrete bottom plate, a concrete wave wall, a concrete inner side wall and a concrete top plate, wherein the concrete bottom plate is provided with a plurality of concrete cast-in-place piles driven into the ground, a plain concrete cushion layer and a clay tamping backfill layer are arranged between the concrete bottom plate and the ground, and a stone-filled retaining wall is arranged between the empty box type embankment and the first riprap platform.
By adopting the technical scheme, the dike adopting the empty box type structure has the characteristics of small occupied area, high construction speed and the like, particularly has the characteristic of low requirement on the bearing capacity of the foundation, and is particularly suitable for special geology of the mudflat. The empty box can be filled with waste materials of old dikes for recycling.
The utility model discloses a further setting: and a geomembrane is arranged between the clay ramming backfill layer and the block stone masonry retaining wall.
The utility model discloses a further setting: and a soil and stone backfill layer is arranged on one side of the empty box type dike, which is far away from the first stone throwing platform.
The utility model discloses a further setting: the concrete bottom plate is provided with a convex column inserted into the clay tamping backfill layer.
The utility model discloses a further setting: and a natural stable side slope is arranged on the side, facing water, of the spur dike and the second riprap platform.
The utility model discloses a further setting: the geogrid is a steel-plastic bidirectional geogrid.
By adopting the technical scheme, the steel-plastic geogrid is formed by extruding high-strength steel wires (or other fibers) and Polyethylene (PE) through special treatment and adding other additives into the steel-plastic geogrid to form a composite high-strength tensile strip, and the surface of the composite high-strength tensile strip is provided with rough embossing, so that the composite high-strength reinforced geogrid is a high-strength reinforced geogrid. The single belt is woven or clamped and arranged longitudinally and transversely at a certain interval, and the cross joints of the single belt are welded by a special fusion welding technology for strengthening adhesion to form the reinforced geogrid.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
fig. 2 is a top view of an embodiment of the present invention.
The concrete foundation comprises 1-embankment, 2-spur dike, 3-first riprap platform, 31-first riprap slope, 4-second riprap platform, 41-second riprap slope, 5-mudflat ground, 6-geogrid, 7-slope section, 11-concrete bottom plate, 12-concrete wave wall, 13-concrete inner side wall, 14-concrete top plate, 15-concrete cast-in-place pile, 16-plain concrete cushion layer, 17-clay rammed backfill layer, 18-block stone masonry retaining wall, 19-geomembrane, 20-soil stone backfill layer, 21-convex column and 22-natural stable side slope.
Detailed Description
As shown in fig. 1-2, an empty box type embankment 1 structure under tidal flat geological conditions comprises a spur dike 2 section and an empty box type embankment 1, wherein the spur dike 2 section comprises a spur dike 2, a first riprap platform 3 and a second riprap platform 4, the first riprap platform 3 is positioned on a tidal flat ground 5 at one side close to the empty box type embankment 1 and is provided with a first riprap slope 31 facing to the water side, a geogrid 6 is paved on the first riprap platform 3, the geogrid 6 extends to the tidal flat ground 5 at the near water side, the second riprap platform 4 is positioned on the geogrid 6 at the near water side and is paved with a second riprap slope 41 corresponding to the first riprap slope 31, the geogrid 6 and the second riprap slope 41 are stacked to form a slope section 7, and the spur dike 2 is positioned on the slope section 7 and extends towards a concave part of the tidal flat.
Utilize the stack structure of two segmentation riprap platforms, middle geogrid 6 of laying makes the solid reliable of the base of spur dike 2 sections, can effectively resist rivers and erode, compares traditional riprap structure, has very big intensity and promotes. Meanwhile, the spur dike 2 is extended to the mudflat concave bank, so that the flow direction of water flow is changed, and the mudflat geology is effectively protected.
The hollow box-type embankment 1 comprises a concrete bottom plate 11, a concrete wave wall 12, a concrete inner side wall 13 and a concrete top plate 14, wherein the concrete bottom plate 11 is provided with a plurality of concrete cast-in-place piles 15 which are driven into the ground, a plain concrete cushion layer 16 and a clay ramming backfill layer 17 are arranged between the concrete bottom plate 11 and the ground, and a stone-block-structured retaining wall 18 is arranged between the hollow box-type embankment 1 and the first stone-throwing platform 3.
The dike adopting the empty box type structure has the characteristics of small occupied area, high construction speed and the like, particularly has the characteristic of low requirement on the bearing capacity of the foundation, and is particularly suitable for special geology of the mudflat.
And a geomembrane 19 is arranged between the clay tamping backfill layer 17 and the block stone masonry retaining wall 18.
And a soil and stone backfill layer 20 is arranged on one side of the empty box type dike 1 away from the first riprap platform 3.
The concrete bottom plate 11 is provided with a convex column 21 inserted into the clay tamping backfill layer 17.
And a natural stable slope 22 is arranged on the water facing side of the spur dike 2 and the second riprap platform 4.
The geogrid 6 is a steel-plastic bidirectional geogrid 6.
The steel-plastic geogrid 6 is made of high-strength steel wires (or other fibers) through special treatment, Polyethylene (PE) and other additives, and is extruded into a composite high-strength tensile strip, and the surface of the composite high-strength tensile strip is rough in embossing, so that the high-strength reinforced geogrid is a high-strength reinforced geogrid. The single belt is woven or clamped and arranged longitudinally and transversely at a certain interval, and the cross joint points of the single belt are welded by a special fusion welding technology for strengthening adhesion to form the reinforced geogrid 6.
Claims (7)
1. The utility model provides an empty box formula dyke structure under mud flat geological conditions, includes T dam section and empty box formula dyke, its characterized in that: the grotto section comprises a grotto, a first riprap platform and a second riprap platform, the first riprap platform is located on the beach ground on one side of the near-empty box type dike and is provided with a first riprap slope facing to the water side, a geogrid is laid on the first riprap platform, the geogrid extends to the beach ground on one side close to the water side, the second riprap platform is located on the geogrid on one side close to the water side and is laid with a second riprap slope corresponding to the position of the first riprap slope, the geogrid and the second riprap slope are stacked to form a slope section, and the grotto is located on the slope section and extends towards the position of a mudflat concave bank.
2. An empty box-type embankment structure under intertidal geological conditions, according to claim 1, wherein: the empty box type embankment comprises a concrete bottom plate, a concrete wave wall, a concrete inner side wall and a concrete top plate, wherein the concrete bottom plate is provided with a plurality of concrete cast-in-place piles driven into the ground, a plain concrete cushion layer and a clay tamping backfill layer are arranged between the concrete bottom plate and the ground, and a stone-filled retaining wall is arranged between the empty box type embankment and the first riprap platform.
3. An empty box-type embankment structure under intertidal geological conditions, according to claim 2, wherein: and a geomembrane is arranged between the clay ramming backfill layer and the block stone masonry retaining wall.
4. An empty box-type embankment structure under intertidal geological conditions, according to claim 3, wherein: and a soil and stone backfill layer is arranged on one side of the empty box type dike, which is far away from the first stone throwing platform.
5. An empty box-type embankment structure under intertidal geological conditions, according to claim 4, wherein: the concrete bottom plate is provided with a convex column inserted into the clay tamping backfill layer.
6. An empty box-type embankment structure under intertidal geological conditions, according to claim 1, wherein: and a natural stable side slope is arranged on the side, facing water, of the spur dike and the second riprap platform.
7. An empty box-type embankment structure under beach geological conditions according to any one of the claims 1 to 6, which is characterized in that: the geogrid is a steel-plastic bidirectional geogrid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023337292.8U CN214460081U (en) | 2020-12-30 | 2020-12-30 | Empty box type embankment structure under tidal flat geological condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023337292.8U CN214460081U (en) | 2020-12-30 | 2020-12-30 | Empty box type embankment structure under tidal flat geological condition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214460081U true CN214460081U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023337292.8U Active CN214460081U (en) | 2020-12-30 | 2020-12-30 | Empty box type embankment structure under tidal flat geological condition |
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| Country | Link |
|---|---|
| CN (1) | CN214460081U (en) |
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2020
- 2020-12-30 CN CN202023337292.8U patent/CN214460081U/en active Active
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Address after: 325000 no.890, Feixia South Road, Lucheng District, Wenzhou City, Zhejiang Province Patentee after: Wenzhou water resources and Electric Power Survey and Design Institute Co.,Ltd. Address before: 325000 No. 14, xijingsan Road, Ouhai Economic Development Zone, Wenzhou City, Zhejiang Province Patentee before: WENZHOU WATER CONSERVANCY AND HYDRO-ELECTRIC POWER SURVEY AND DESIGN INSTITUTE |
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