CN202954277U - Three-dimensional geonet ecological roadbed side ditch - Google Patents
Three-dimensional geonet ecological roadbed side ditch Download PDFInfo
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- CN202954277U CN202954277U CN 201220421474 CN201220421474U CN202954277U CN 202954277 U CN202954277 U CN 202954277U CN 201220421474 CN201220421474 CN 201220421474 CN 201220421474 U CN201220421474 U CN 201220421474U CN 202954277 U CN202954277 U CN 202954277U
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- gauze pad
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Abstract
The utility model discloses a three-dimensional geonet ecological roadbed side ditch. The three-dimensional geonet ecological roadbed side ditch comprises a ditch wall soil body at the bottommost layer, three-dimensional geonet and a surface soil layer, wherein the three-dimensional geonet and the surface soil layer are arranged on the ditch wall soil body, water-permeable filtering materials are stacked in the three-dimensional geonet, and the three-dimensional geonet is composed of a plurality of geonet pads and is laid longitudinally along the side ditch. According to the three-dimensional geonet ecological roadbed side ditch, the three-dimensional geonet and the surface soil layer are laid on the ditch wall, and turf is planted on the surface soil layer, so that the turf, the geonet and the ditch wall soil body form a solid green composite protective layer which is resistant to the flushing of water flow of high water level and large flowing speed. The rough surface of the three-dimensional geonet and the loose-texture pliable inner net have excellent soil-fixation function and water permeability, the use safety of the roadbed side ditch is fully guaranteed, water flow generates countless eddies on the surface of the geonet, a large energy-absorption function is achieved, and impact to the ditch wall from the water flow is relieved.
Description
Technical field
The utility model relates to a kind of gutter, refers more particularly to a kind of easy construction, cheap and can bear the ecological roadbed gutter of three dimensional network of high water level, large flow attack.
Background technology
The indispensable ingredient of subgrade drainage Gou Shi highway, its function is to get rid of as early as possible roadbed scope ponding, reduce the harm that water produces roadbed, guarantee the stable of roadbed, the form of fracture of highway ditch is mainly trapezoidal and rectangle at present, constructional materials mainly contains mortar flag stone, concrete precast block, cast-in-situ concrete etc., exist construction technology original, amount of labour demanded is large, and labor strength is high, inharmonious with environment, the shortcomings such as later period maintenance maintenance difficulty.
The utility model content
The utility model mainly solves common mortar flag stone or way of concrete foundations gutter construction technology is original, labor strength is large, cost is high technical problem; A kind of easy construction, cheap and can bear the ecological roadbed gutter of three dimensional network of high water level, large flow attack is provided.
In order to solve the technical problem of above-mentioned existence, the utility model is mainly to adopt following technical proposals:
The ecological roadbed gutter of a kind of three dimensional network of the present utility model, the furrow bank soil body that comprises the bottom, be located at three-dimensional earthwork and topsoil on the furrow bank soil body, be filled with permeable filtrate in described three-dimensional earthwork, the furrow bank soil body of three-dimensional earthwork and levels and the abundant combination of topsoil, grass planting root system in topsoil passes through geonet downwards to furrow bank soil body depths, make turf, geonet, the furrow bank soil body forms firm green composite protection layer, can stand high water level, washing away of high speed water flow, alternative concrete, piece stone, the domatic material such as pitch, the decrease construction costs, and the rough surface of three-dimensional earthwork and quality are loose, pliable and tough internal network, there is fabulous fixation and water permeability, and wind or current can produce countless eddy current on the geonet surface, also can play larger energy dissipating effect, guarantee the safety that the roadbed gutter is used.
As preferably, described three-dimensional earthwork is comprised of multi-disc geotechnique gauze pad, described geotechnological gauze pad is vertically laid along gutter, upstream geotechnique's gauze pad along water (flow) direction is crimped on the geotechnique's gauze pad of downstream, make geotechnological gauze pad overlapped, can stand washing away of high speed water flow, extend the application life of roadbed gutter.
As preferably, the longitudinal lap joint length of described geotechnological gauze pad is greater than 15cm, between geotechnological gauze pad overlap joint firmly, be difficult for loosening.
As preferably, the surrounding of described geotechnological gauze pad is equipped with the U-shaped nail of some fixing geotechnological gauze pads, the head of a nail of described U-shaped nail is greater than the grid aperture of geotechnological gauze pad, and U-shaped nail is fastening and be fitted on the furrow bank soil body by geotechnological gauze pad, and geotechnological gauze pad and furrow bank are combined into one.
As preferably, the compound that described permeable filtrate is soil, grit and microlith, can meet the healthy growth of top sod, and promote the turf root system to extend to furrow bank soil body depths.
As preferably, described topsoil is the vegetable layer of sending out grass-seed, and the turf root system interweaves in length and breadth and forms fine and close covering layer, can protect the gutter surface to exempt from the erosion of wind and rain.
As preferably; also be provided with the fill stratum that one deck was executed base fertilizer between the described furrow bank soil body and three-dimensional earthwork; sufficient nutrient can be provided the vegetation on three-dimensional earthwork upper strata, promote vegetation to grow better and be combined securely the green composite protection layer of formation with three-dimensional earthwork and the furrow bank soil body.
The beneficial effects of the utility model are: adopt and lay three-dimensional earthwork and topsoil on roadbed gutter furrow bank, grass planting root system in topsoil passes through the depths of geonet to the furrow bank soil body downwards, make turf, geonet, the furrow bank soil body forms the firm green composite protection layer in roadbed gutter surface, can stand high water level, washing away of high speed water flow, alternative concrete, piece stone, the domatic material such as pitch, the decrease construction costs, and the rough surface of three-dimensional earthwork and quality are loose, pliable and tough internal network, there is fabulous fixation and water permeability, fully guarantee the safety that the roadbed gutter is used, and current can produce countless eddy current on the geonet surface, also can play larger energy dissipating effect, alleviate the impact of current to furrow bank.
The accompanying drawing explanation
Fig. 1 is the schematic cross-section of a kind of roadbed gutter of the present utility model.
1. roadbed gutters in figure, 2. the furrow bank soil body, 3. three-dimensional earthwork, 4. topsoil, 5. fill stratum.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the ecological roadbed gutter of a kind of three dimensional network of the present embodiment, as shown in Figure 1, roadbed gutter 1 comprises the furrow bank soil body 2 of the bottom, be laid on three-dimensional earthwork 3 and topsoil 4 on the furrow bank soil body, fill out the folded permeable filtrate that has in three-dimensional earthwork, permeable filtrate is soil, the compound of grit and microlith, three-dimensional earthwork is comprised of multi-disc geotechnique gauze pad, geotechnique's gauze pad is vertically laid along the roadbed gutter, upstream geotechnique's gauze pad along water (flow) direction is crimped on the geotechnique's gauze pad of downstream, the longitudinal lap joint length of geotechnique's gauze pad is 20cm, all follow closely the U-shaped nail of fixing geotechnological gauze pad in the surrounding of geotechnological gauze pad, the head of a nail of U-shaped nail is greater than the grid aperture of geotechnological gauze pad, U-shaped nail is fastening and be fitted on the furrow bank soil body by geotechnological gauze pad, topsoil is the vegetable layer of sending out grass-seed, also is equipped with one deck and executed the Nutrition Soil of the fill stratum 5 of base fertilizer as the top layer vegetation between the furrow bank soil body and three-dimensional earthwork.
During ecological roadbed gutter construction, by following concrete grammar, undertaken:
1) roadbed gutter excavation
Adopt human assistance mechanical equivalent of light excavation mode, the reserved 10cm manual amendment of roadbed gutter is to the design section size, and moulding roadbed gutter should be smooth, solid, stable, and bottom of trench should be smooth-going neat, without the obvious uneven or phenomenon that blocks water, the cross dimensions of roadbed gutter is not less than design load;
2) furrow bank soil body leveling, laying fill stratum
Cleaning, leveling the compacting furrow bank soil body, remove the foreign material such as float stone that diameter is greater than 2cm, tree root, be beneficial to the laminating of three-dimensional earthwork and furrow bank, when the soil nutrient is barren or the pH value is not in good time, lay one deck and use the fill stratum of base fertilizer and soil conditioner, base fertilizer mainly comprises nitrogenous fertilizer, phosphate fertilizer and potash fertilizer, and ratio is 15: 8: 7, dose is determined with the fertility situation of soil, and ordinary circumstance is pressed 100g/m
2Use left and right;
3) lay three-dimensional earthwork
Geotechnique's gauze pad is upstream laid from the delivery port block-by-block, by downstream, upstream laid, the initiating terminal tiling is fixed with U-shaped nail, the U-shaped nail horizontal spacing of initiating terminal is 25cm, longitudinal pitch is 20cm, after initiating terminal is fixing, pull out geotechnological gauze pad along ditch, geotechnique's gauze pad is laid and should not be drawn too tight or too loosely, furrow bank should be close in the gauze pad bottom surface, gauze pad is discounted and is resembled without unsettled pleat, one volume is laid complete, longitudinal lap joint length is 20cm, first the paving joint under, the joint of rear paving is upper, guarantee that the joint current are smooth and easy, prevent the current scour joint, geonet single pad fabric width degree should be greater than gutter length surface+imbed soil body length sum, laterally must not overlap, during laying, the center of geotechnique's gauze pad should be consistent with roadbed gutter center, the discovery deviation should be rectified a deviation immediately.The every laying certain-length of geotechnique's gauze pad will be fixed immediately, the U-shaped nail that the Bower Anchor nail adopts 8 millimeters reinforcing bars of diameter to make, auxiliary holdfast is selected the U-shaped steel nail of 6 millimeters of diameters and the U-shaped iron nail of No. 8, in Gou Ding, lap-joint, adopt the Bower Anchor nail fixing, the furrow bank bottom of trench adopts auxiliary holdfast to fix, and ditch top Bower Anchor nail spacing is 30 centimetres, and furrow bank, the auxiliary holdfast spacing of bottom of trench are 50 centimetres, in the time of fixedly, nail is close to furrow bank with geotechnological gauze pad;
4) fill permeable filtrate
The permeable filtrate that filling is mixed by soil, grit and microlith in three-dimensional earthwork compacting, each component
Proportioning is by designing requirement;
5) topsoil backfill
After geotechnique's gauze pad is fixing, adopt dry ground method or dampen shotcreting method to carry out the backfill of topsoil, the dry ground method is cohesive soil, the fertile fully uniform mixing of composite fertilizer or retting, divide and manually shed on three-dimensional earthwork for 2～3 times, shedding for the first time THICKNESS CONTROL is advisable at 3～5cm, shed for the second time 1～2cm, backfill is until cover geotechnological gauze pad after natural subsidence, after shedding at every turn, shedding edaphic surperficial mechanical atomization watering, must not adopt the water column watering, prevent from washing away backfill, the watering amount also can not be too many, in order to avoid cause backfill to run off, watering makes the dry ground layer natural subsidence of backfill, carry out the appropriateness compacting after watering, prevent that local backfill and three-dimensional earthwork break away from, furrow bank after requirement is banketed is smooth, without gauze pad, expose, selected cohesive soil answers particle all to claim, aobvious Powdered, without stone and other foreign material, exist, fertilizer can adopt import composite fertilizer (N:P:K=15:15:15) or stack retting base manure, fertilizer application amount: 20g/m
2, adopt the dry ground construction method to there is constructing operation simple, road pavement such as can not pollute at the advantage, but easy dust pollution environment,
Dampen shotcreting method will be by clayed soil, the organic soil that stack retting rice bran or humus soil, import composite fertilizer, bonding agent, water form fully mixes and utilizes mixer fully to stir, the weight proportion of organic soil composition is clayed soil: stack retting rice bran or humus soil: composite fertilizer: cement=10:1.5:0.003:0.3, the bonding agent consumption is 1～2g/m
2, after preparation completes, utilize spraying machine that the organic soil mixed is sprayed on fixing three dimensional network furrow bank, during injection, the consumption of water is by the switch on spray gun, to be undertaken manually operatedly, and water supply volume is unsuitable many, also should not lack, should be moderate, thereby avoid occurring overflow and the phenomenon of being scattered, injection should be carried out from front as far as possible, concavo-convex and dead angle part should be sprayed fully, guarantee that the new soil layer formed covers geotechnological gauze pad comprehensively, must not occur that gauze pad exposes phenomenon;
6) grass-seed of sowing grass seeds by duster
Adopt hydraulic pressure spraying and seeding afforesting technology, application machine power and fluid-pressure transmission, will be with the seed adhesive agent of short seed germination, the paper fiber, composite fertilizer, NMF, grass seed and a certain amount of clear water, drop in spray seeder and fully stir through machinery, form uniform mixed liquor, effect by high-pressure pump, by mixed liquor, evenly be ejected on topsoil at a high speed, natural conditions according to side slope, land occupation condition, the objective factors such as soil types are scientifically selected grass seeds and every square meter grass-seed amount, can on furrow bank, well grow, form " nature, graceful " view, grass seeds should be selected well developed root system, the perennial grass seeds that energy for growth is strong, should not select the leaves such as cogongrass long, the grass seeds that blade face is thick, in order to avoid block water,
7) cover nonwoven
According to construction period climatic condition and gutter ratio of slope, determine at the surface course lid single or multiple lift nonwoven of sowing grass seeds by duster, to reduce because the precipitation amount causes the washing away of seed, also reduce the evaporation of side slope surface moisture, thereby further improve germination and the growing environment of seed simultaneously;
8) maintenance management
Note seedling stage watering, guarantee germination, the required moisture of growing.The maintenance of sprinkling water early stage is 60 days, and mid-term is by the natural rain water curing, if the arid of chance, spray water per month 2～3 times, late maintaining is sprayed water 2 times per month, opens nonwoven in good time, guarantee that careless seedling growth is normal, the appropriateness fertilising, generally used import composite fertilizer, for plant growth provides required nutrient, regularly, spray insecticide targetedly, regularly weed a garden, guarantee the turf healthy growth, after roadbed gutter grass planting survives, should regularly mow, avoid grass length to block water.
Above explanation has not been done restriction to the utility model; the utility model also is not limited only to giving an example of above-mentioned explanation; the variation that those skilled in the art make in essential scope of the present utility model, retrofit, increase or replace, all should be considered as protection domain of the present utility model.
Claims (6)
1. the ecological roadbed gutter of a three dimensional network is characterized in that: described roadbed gutter (1) comprise the bottom the furrow bank soil body (2), be located at three-dimensional earthwork (3) and topsoil (4) on the furrow bank soil body, be filled with permeable filtrate in described three-dimensional earthwork.
2. the ecological roadbed gutter of a kind of three dimensional network according to claim 1, it is characterized in that: described three-dimensional earthwork (3) is comprised of multi-disc geotechnique gauze pad, described geotechnological gauze pad is vertically laid along gutter, along the geotechnological gauze pad in the upstream of water (flow) direction, is crimped on the geotechnique of lower floor gauze pad.
3. the ecological roadbed gutter of a kind of three dimensional network according to claim 2, it is characterized in that: the longitudinal lap joint length of described geotechnological gauze pad is greater than 15cm.
4. according to the ecological roadbed gutter of the described a kind of three dimensional network of claim 2 or 3, it is characterized in that: the surrounding of described geotechnological gauze pad is equipped with the U-shaped nail of some fixing geotechnological gauze pads, and the head of a nail of described U-shaped nail is greater than the grid aperture of geotechnological gauze pad.
5. the ecological roadbed gutter of a kind of three dimensional network according to claim 1, it is characterized in that: described topsoil (4) is for sending out the vegetable layer of grass-seed.
6. the ecological roadbed gutter of a kind of three dimensional network according to claim 1 or 5, is characterized in that: also be provided with one deck between the described furrow bank soil body (2) and three-dimensional earthwork (3) and executed the fill stratum of base fertilizer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220421474 CN202954277U (en) | 2012-08-23 | 2012-08-23 | Three-dimensional geonet ecological roadbed side ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220421474 CN202954277U (en) | 2012-08-23 | 2012-08-23 | Three-dimensional geonet ecological roadbed side ditch |
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| Publication Number | Publication Date |
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| CN202954277U true CN202954277U (en) | 2013-05-29 |
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| CN 201220421474 Expired - Fee Related CN202954277U (en) | 2012-08-23 | 2012-08-23 | Three-dimensional geonet ecological roadbed side ditch |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386078A (en) * | 2016-08-31 | 2017-02-15 | 中建路桥集团有限公司 | Three dimensional net automatic glass planting device for highways |
| CN108343142A (en) * | 2018-04-17 | 2018-07-31 | 中冶（贵州）建设投资发展有限公司 | A kind of flexible ecological roadbed side slope gutter and its construction method |
| CN108547366A (en) * | 2018-04-23 | 2018-09-18 | 交通运输部科学研究院 | A kind of method of arid biogeographic zone highway rainwater-collecting |
| CN109874639A (en) * | 2019-03-21 | 2019-06-14 | 金陵科技学院 | A kind of farmland sand irrigation canals and ditches soil and water conservation works system |
| CN110605860A (en) * | 2019-10-14 | 2019-12-24 | 巩广朋 | Three-dimensional geonet synthesis equipment and synthesis method |
-
2012
- 2012-08-23 CN CN 201220421474 patent/CN202954277U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386078A (en) * | 2016-08-31 | 2017-02-15 | 中建路桥集团有限公司 | Three dimensional net automatic glass planting device for highways |
| CN108343142A (en) * | 2018-04-17 | 2018-07-31 | 中冶（贵州）建设投资发展有限公司 | A kind of flexible ecological roadbed side slope gutter and its construction method |
| CN108547366A (en) * | 2018-04-23 | 2018-09-18 | 交通运输部科学研究院 | A kind of method of arid biogeographic zone highway rainwater-collecting |
| CN109874639A (en) * | 2019-03-21 | 2019-06-14 | 金陵科技学院 | A kind of farmland sand irrigation canals and ditches soil and water conservation works system |
| CN109874639B (en) * | 2019-03-21 | 2024-02-02 | 金陵科技学院 | Ecological engineering system for retaining water and soil in farmland sand canal |
| CN110605860A (en) * | 2019-10-14 | 2019-12-24 | 巩广朋 | Three-dimensional geonet synthesis equipment and synthesis method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20170823 |