CN215926009U - Turn-up formula geotechnological cloth adds muscle high fill side slope ecological greening and synthesizes protective structure - Google Patents
Turn-up formula geotechnological cloth adds muscle high fill side slope ecological greening and synthesizes protective structure Download PDFInfo
- Publication number
- CN215926009U CN215926009U CN202121664956.3U CN202121664956U CN215926009U CN 215926009 U CN215926009 U CN 215926009U CN 202121664956 U CN202121664956 U CN 202121664956U CN 215926009 U CN215926009 U CN 215926009U
- Authority
- CN
- China
- Prior art keywords
- side slope
- fill
- geotextile
- slope
- woven geotextile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model belongs to the field of high fill slope management of new and reconstructed and expanded fields, and particularly relates to a reverse-wrapped geotextile reinforced high fill slope ecological greening comprehensive protection structure. The problems that the high-fill side slope anti-scouring and overall stability are high in manufacturing cost in the prior art, commonly used masonry stone protection slopes and concrete protection slopes are not easy to meet the environmental protection requirement, and a rigid side slope is easy to damage in an earthquake are solved. The high-tenacity polyester woven geotextile is characterized by comprising a plurality of high-fill structural layers laid on a substrate, wherein the plurality of high-fill structural layers form a side slope, the high-fill structural layers comprise high-tenacity polyester woven geotextile laid at the bottom, non-woven geotextile is laid on one side, close to the side slope, of the high-tenacity polyester woven geotextile, PP ecological greening bags are stacked on the non-woven geotextile, planting soil is filled in the PP ecological greening bags, the side slope side is provided with the woven geotextile and the non-woven geotextile which wrap the ecological greening bags at the same time, backfill soil is laid at other positions of the high-tenacity polyester woven geotextile, and two adjacent high-fill structural layers are fixed through U-shaped nails.
Description
Technical Field
The utility model belongs to the field of high fill slope management of new and reconstructed and expanded fields, and particularly relates to a reverse-wrapped geotextile reinforced high fill slope ecological greening comprehensive protection structure.
Background
With the rapid development of economy in China, land resources are increasingly in short supply, the construction of infrastructure is continuously shifted to mountainous areas or hilly lands, and along with this, a large amount of high-fill foundations gradually appear. In the field of high fill construction, the treatment of the high fill side slope is the key influencing the overall stability of the high fill foundation. At present, the treatment of high-fill side slopes is mostly carried out by dynamic compaction reinforcement on the basis of layered backfilling and rolling or by adopting anti-slide piles and the like for reinforcement, which inevitably causes a great increase of engineering cost. The slope surface of the side slope is prevented from being washed by rainwater, masonry stone protection slope or concrete protection slope is often adopted, but the masonry stone protection slope and the concrete protection slope cannot meet the environmental protection requirement and have the phenomenon that a rigid side slope is easy to damage in the earthquake. Aiming at the problems, through a large number of research and development, in the high-fill backfilling process, the slope adopts a high-toughness reinforced geotextile to act together with backfilled soil, and meanwhile, ecological greening bags are reversely wrapped, slope soil planting greening and the like, so that a high-fill slope ecological greening comprehensive protection structure is formed, and the erosion prevention and slope stability of the high-fill slope are ensured.
Disclosure of Invention
The utility model provides a reverse-wrapping type geotextile reinforced ecological greening comprehensive protection structure for a high-fill side slope, aiming at solving the problems that the high-fill side slope is scour-proof and has high integral stability in the prior art, the commonly used masonry stone protection slope and concrete protection slope are not easy to meet the environmental protection requirement, and a rigid side slope is easy to damage in an earthquake.
The utility model adopts the following technical scheme: the utility model provides a turn over package formula geotechnological cloth adds high side slope ecological greening integrated protection structure of filling, including laying a plurality of layers of high fill structural layer on the basement, a plurality of layers of high fill structural layer form the side slope, high fill structural layer is including laying the high tenacity polyester woven geotextile in the bottom, the non-woven geotextile is laid near side slope one side on the high tenacity polyester woven geotextile, the non-woven geotextile is put things in good order PP ecological greening bag, fill with planting soil in the PP ecological greening bag, the side slope side has woven geotextile and non-woven geotextile to turn over the ecological greening bag simultaneously, back filling soil is laid to high tenacity polyester woven geotextile other positions, fix through "U" type nail between the adjacent two-layer high fill structural layer.
Furthermore, the U-shaped nails used for fixing the adjacent high fill structure layers are arranged in a square mode at intervals of 1.5-2 m.
Further, the high-toughness polyester woven geotextile and the non-woven geotextile wrap the lower side, the upper side and one side of the side slope of the PP ecological greening bag.
Furthermore, a layer of high-water level cloth is horizontally laid every 0.5m in the vertical direction of the high-toughness polyester woven geotextile.
Furthermore, the thickness of the backfill soil is 0.5m, the backfill soil is rolled in two layers, and the thickness of each layer after compaction is 0.25 m.
Furthermore, the planting soil is backfilled on the slope surface of the side slope, and the thickness is more than or equal to 0.15 m.
Furthermore, an anchoring ditch is dug at the top of the slope, Golgin-plated reinforced microphone pads are paved from the bottom of the anchoring ditch along the slope surface, and the Golgin-plated reinforced microphone pads are respectively fixed at the bottom of the anchoring ditch and on the slope surface of the slope by U-shaped nails.
Furthermore, U-shaped nails plated on the Golgi reinforced microphone pad are fixed at a distance of 1m and arranged in a quincunx manner.
Furthermore, the Golgi ribbed microphone mat is sprayed with mixed planting soil and grass seeds, and the thickness is 0.05 m.
Compared with the prior art, the utility model has the following beneficial effects:
1) compared with the concrete rigid revetment, the concrete rigid revetment has obvious earthquake-resistant advantage;
2) the ecological greening comprehensive protection structure of the high-fill side slope with the reversely wrapped geotextile is simple and convenient to implement;
3) the side slope is comprehensively treated by adopting the turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure, so that the stability of the side slope is solved;
4) through adopting the comprehensive protective structure of the ecological afforestation of the high fill side slope of anti-package formula geotechnological cloth muscle to handle side slope comprehensively, compare with current concrete bank protection, the bank protection of building stones and satisfy the environmental protection demand, keep the green ecology body of soil and water.
5) The slope is comprehensively treated by adopting the turn-up geotextile reinforced high fill slope ecological greening comprehensive protection structure, so that the problem that the slope is washed by rainwater is solved;
6) the side slope is comprehensively treated by adopting the turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure, so that the engineering cost is low and the rapid construction is convenient.
Drawings
FIG. 1 is a view showing a structure of a reinforced earth slope;
FIG. 2 is a cross-sectional view of the geotextile ecological bag;
FIG. 3 is a cross-sectional view of the reinforced microphone pad;
FIG. 4 is a cross-sectional view of a reinforcement material;
FIG. 5 is a schematic diagram of the reverse packaging of a PP ecological bag;
FIG. 6 is a schematic view of an anchoring trench;
FIG. 7 is a plan view of a plated Golgin ribbed microphone pad;
in the figure, 1-high-toughness polyester woven geotextile, 2-non-woven geotextile, 3-U-shaped nails, 4-PP ecological greening bags, 5-backfill soil, 6-planting soil, 7-plating Golgin reinforced Mac cushion, 8-grass seeds and 9-anchoring ditches are arranged in the soil.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present invention, but not all 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.
As shown in fig. 1 to 3, the anti-wrapping type geotextile reinforced high-fill side slope ecological greening comprehensive protection structure comprises a plurality of high-fill structure layers laid on a base, wherein the plurality of high-fill structure layers form a side slope, each high-fill structure layer comprises high-toughness polyester woven geotextile 1 laid at the bottom, non-woven geotextile 2 is laid on one side, close to the side slope, of the anti-wrapping high-toughness polyester woven geotextile 1, a PP ecological greening bag 4 is stacked on the non-woven geotextile 2, planting soil 6 is filled in the PP ecological greening bag 4, the woven geotextile 1 and the non-woven geotextile 2 are simultaneously wrapped on the side slope in an anti-wrapping mode, backfilling soil 5 is laid at other positions of the anti-wrapping high-toughness polyester woven geotextile 1, and adjacent two high-fill structure layers are fixed through U-shaped nails 3. An anchoring ditch 9 is dug at the top of the slope, Golgin-plated reinforced microphone pads 7 are paved from the bottom of the anchoring ditch 9 along the slope surface, the Golgin-plated reinforced microphone pads 7 are respectively fixed at the bottom of the anchoring ditch 9 and on the slope surface by U-shaped nails 3, and the bottom of the Golgin-plated reinforced microphone pads 7 is sprayed with mixed planting soil 6 and grass seeds 8.
1. High-toughness polyester woven geotextile:
the longitudinal tensile strength is 150 KN/m, a layer of unidirectional reinforcement material is horizontally laid at every 0.5m of the vertical direction with high water, the laying length is 12m, and the turn-up length is more than 3 m. The lapping length is not less than 0.2m, and the sewing width is generally 0.1m by adopting sewing. The other free end of the bar material is pulled tightly by simple equipment, and the equipment consists of a phi 48 steel pipe with the length of 6m and a double-hook wire grip.
2. Non-woven geotextile:
180 g/square meter of non-woven geotextile is laid on one side of the reversely-wrapped high-toughness polyester woven geotextile close to the side slope, the upper and lower width is 1m, and the height is 0.5 m. The lapping length is not less than 0.2m, and the sewing width is generally 0.1m by adopting sewing.
"U" shaped nail:
the U-shaped nail is made of a phi 8 steel bar, the length is 0.5m, and the width is 0.1 m;
fixing the laid reinforcement materials by U-shaped nails every 1.5-2 m, wherein the reinforcement materials are arranged in a square shape;
fixing the laid microphone pads by U-shaped nails at the interval of 1m in a quincunx arrangement;
the microphone pads at the bottom of the anchoring groove are fixed by U-shaped nails at a distance of 1 m.
4, PP ecological greening bag:
the soil bags which are reversely wrapped adopt PP ecological greening bags filled with planting soil, and the soil bags are horizontally and transversely stacked along the side slope, and are 0.75m in width and 0.5m in height.
5. Backfilling:
the backfill soil between two reinforced materials is 0.5m thick, the compacted thickness of each layer is 0.25m, within 1.5m range close to the slope surface, a compaction machine with the total weight not more than 1000kg is adopted, the position close to the slope shoulder is lightly ground, the water content of the filler is +/-2%, and the compaction coefficient is not less than 0.94.
6. Planting soil:
backfilling planting soil on the slope surface of the reversely-wrapped high-toughness polyester woven geotextile from top to bottom, wherein the thickness of the planting soil is more than or equal to 0.15m, fertile, loose, breathable and well-drained soil rich in organic matters is preferably selected, the pH value is controlled to be 6.0-7.5, the content of the organic matters is more than 2%, and the particle size of gravel is less than 2 cm.
7. Plating a Golgin reinforced microphone pad:
the material is selected to plate a Golgin hexagonal double-twisted steel wire mesh, the mesh size is M8, the nominal tensile strength of the reinforced mesh surface is more than or equal to 24kN \ M, and the peeling strength of the polymer is more than or equal to 0.3kN \ M. The width is 25m, the width is 2m, the reinforced microphone pad is laid in a top-down mode, and the widths are twisted by using twisted steel wires made of the same material as the reinforced microphone pad. The bottom of the anchoring groove is embedded in the top of the microphone pad and fixed by a U-shaped nail.
8. Grass seeds:
spraying a mixture of grass seeds on the laid Golgi ribbed microphone mat, wherein the thickness of the mixture is 0.05m, and the mixture is prepared by mixing and stirring paspalum natatum, bermuda grass, boston ivy, wild peony and albizia, and the content of seeds per square meter is not less than 30 g.
9. Anchoring the ditch:
and (3) excavating a trapezoidal anchoring ditch 0.6m away from the top of the side slope, wherein the size of the trapezoidal anchoring ditch is 0.8m at the upper bottom, 0.1m at the lower bottom and 0.4m at the height, embedding a microphone pad, and filling and compacting soil.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides a turn over package formula geotechnological cloth adds ecological greening of high side slope of filling and synthesizes protective structure which characterized in that: the high-toughness polyester woven geotextile side slope forming method comprises a plurality of high-fill structural layers laid on a substrate, wherein the plurality of high-fill structural layers form a slope, the high-fill structural layers comprise high-toughness polyester woven geotextile (1) laid at the bottom, non-woven geotextile (2) is laid on one side, close to the slope, of the high-toughness polyester woven geotextile (1), a PP ecological greening bag (4) is stacked on the non-woven geotextile (2), planting soil (6) is filled in the PP ecological greening bag (4), one side of the slope of the PP ecological greening bag (4) is reversely wrapped by the woven geotextile (1) and the non-woven geotextile (2), backfill (5) is laid at other positions of the high-toughness polyester woven geotextile (1), and two adjacent high-fill structural layers are fixed through U-shaped nails (3).
2. The turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure of claim 1, which is characterized in that: the U-shaped nails (3) used for fixing the adjacent high fill structure layers are arranged in a square mode at intervals of 1.5-2 m.
3. The turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure of claim 2, which is characterized in that: the high-toughness polyester woven geotextile (1) and the non-woven geotextile (2) wrap the lower side, the upper side and one side of the side slope of the PP ecological greening bag (4).
4. The turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure of claim 3, which is characterized in that: the high-tenacity polyester woven geotextile (1) is paved with one layer of high water per 0.5m in the vertical direction.
5. The turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure of claim 4, which is characterized in that: the thickness of the backfill soil (5) is 0.5m, the backfill soil is rolled in two layers, and the thickness of each layer after compaction is 0.25 m.
6. The turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure of claim 5, which is characterized in that: and planting soil (6) is backfilled on the slope surface of the side slope, and the thickness of the planting soil is more than or equal to 0.15 m.
7. The turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure of claim 6, which is characterized in that: and an anchoring ditch (9) is dug at the top of the side slope, a Golgin-plated reinforced microphone pad (7) is paved from the bottom of the anchoring ditch (9) along the slope surface, and the Golgin-plated reinforced microphone pad (7) is fixed at the bottom of the anchoring ditch (9) and on the slope surface of the side slope by using a U-shaped nail (3).
8. The turn-up geotextile reinforced high fill side slope ecological greening comprehensive protection structure of claim 7, which is characterized in that: the U-shaped nails (3) are laid on the Golgi reinforcement plated microphone pad (7) at a distance of 1m and are arranged in a quincunx shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121664956.3U CN215926009U (en) | 2021-07-21 | 2021-07-21 | Turn-up formula geotechnological cloth adds muscle high fill side slope ecological greening and synthesizes protective structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121664956.3U CN215926009U (en) | 2021-07-21 | 2021-07-21 | Turn-up formula geotechnological cloth adds muscle high fill side slope ecological greening and synthesizes protective structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215926009U true CN215926009U (en) | 2022-03-01 |
Family
ID=80401241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121664956.3U Active CN215926009U (en) | 2021-07-21 | 2021-07-21 | Turn-up formula geotechnological cloth adds muscle high fill side slope ecological greening and synthesizes protective structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215926009U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673132A (en) * | 2022-04-20 | 2022-06-28 | 石家庄铁道大学 | Geotextile reinforcement construction method |
-
2021
- 2021-07-21 CN CN202121664956.3U patent/CN215926009U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114673132A (en) * | 2022-04-20 | 2022-06-28 | 石家庄铁道大学 | Geotextile reinforcement construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103410167B (en) | Three-dimensional reinforced rigid-soft composite ecological retaining wall and construction method | |
| CN109083161A (en) | Wide ecological slope protection structure and its construction method are spelled suitable for long and narrow space | |
| CN208815364U (en) | One kind returning packet mode TGXG Steep Slope Embankment structure | |
| CN203429660U (en) | Stereo stiffened rigid-flexible combined ecological retaining wall | |
| CN106368238A (en) | Honeycomb geocell earth retaining wall with ecological restoration function and construction method thereof | |
| CN110839368A (en) | Plant growth bag device for slope ecological restoration, protective structure and construction method | |
| CN215926009U (en) | Turn-up formula geotechnological cloth adds muscle high fill side slope ecological greening and synthesizes protective structure | |
| CN208748665U (en) | Wide ecological slope protection structure is spelled suitable for long and narrow space | |
| CN113250240A (en) | Combined side slope protection structure and process of layered net type gabion and concrete | |
| CN218292029U (en) | Full-flexible composite reinforced earth retaining wall structure | |
| CN210216318U (en) | Ecological river course side slope protective structure | |
| CN210507392U (en) | Structural layer formed rapidly in soft foundation field | |
| CN214089272U (en) | Uneven soft soil subgrade structure | |
| CN217710769U (en) | Anchor pile type geocell structure for excavation slope ecological protection | |
| CN215441993U (en) | Concrete panel rock-fill dam soft foundation reinforcing structure | |
| CN111321700B (en) | Overflowing energy dissipation type ecological bank protection method for anti-scouring and anti-landslide barrier plugs | |
| CN215367383U (en) | Bilateral opposite-pulling type reinforced earth retaining wall structure | |
| CN100593604C (en) | Flexible explosion-proof dike and construction method thereof | |
| CN108677999A (en) | A kind of Muddy Bottoms packeted soil barrier wall structure and construction method | |
| CN212896290U (en) | Reinforced earth stone replacement and filling foundation structure of soft soil foundation | |
| CN112655414B (en) | Ecological greening structure of high-steep rock slope and construction method thereof | |
| CN210507006U (en) | High-strength steel wire mesh reinforced material filling structure of road embankment | |
| CN210368867U (en) | Superimposed structure of homogeneity earth dam and rock-fill dam | |
| CN212248171U (en) | Offshore artificial island structure suitable for silt foundation | |
| CN112411584A (en) | Anti-slide pile and greening strip combined grout rubble highway slope protection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |