CN110741840A - Greening structure and construction method for lightweight concrete filled side slope - Google Patents
Greening structure and construction method for lightweight concrete filled side slope Download PDFInfo
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- CN110741840A CN110741840A CN201911027318.8A CN201911027318A CN110741840A CN 110741840 A CN110741840 A CN 110741840A CN 201911027318 A CN201911027318 A CN 201911027318A CN 110741840 A CN110741840 A CN 110741840A
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- concrete
- greening
- water
- vertical wall
- lightweight concrete
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- 238000010276 construction Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000945 filler Substances 0.000 claims abstract description 22
- 239000002689 soil Substances 0.000 claims abstract description 21
- 238000012423 maintenance Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000004746 geotextile Substances 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 2
- 241001464837 Viridiplantae Species 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 239000007787 solid Substances 0.000 description 4
- 229930192334 Auxin Natural products 0.000 description 3
- 239000002363 auxin Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000012010 growth Effects 0.000 description 3
- SEOVTRFCIGRIMH-UHFFFAOYSA-N indole-3-acetic acid Chemical compound C1=CC=C2C(CC(=O)O)=CNC2=C1 SEOVTRFCIGRIMH-UHFFFAOYSA-N 0.000 description 3
- 239000003621 irrigation water Substances 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 1
- 239000003102 growth factor Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/022—Pots for vertical horticulture
- A01G9/023—Multi-tiered planters
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/02—Self-acting watering devices, e.g. for flower-pots having a water reservoir, the main part thereof being located wholly around or directly beside the growth substrate
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
A greening structure and a construction method of a lightweight concrete filled side slope are used for effectively overcoming the difficulty that the lightweight concrete filled side slope is difficult to be greened, providing favorable growing conditions for greening plants and being favorable for reducing the maintenance cost of the greening plants. The slope surface of the side slope is formed by filling lightweight concrete filler, and is characterized in that: the section of the slope surface of the side slope is step-shaped, a concrete vertical wall plate which is connected with the lightweight concrete filling body into a whole is fixedly arranged at the top of the outer side wall of each step, and greening grooves are formed among the transversely extending concrete vertical wall plate, the bottom surface of each step and the inner side wall of each step; water retaining filler with a certain thickness is filled at the bottom of each greening groove to form a water retaining layer for retaining rainwater or irrigating water; organic soil layers for planting green plants are filled above the water-retaining layers, and communicated water level adjusting holes are formed in the concrete vertical wall plates at transverse intervals.
Description
Technical Field
The invention relates to slope greening of highway and railway engineering, in particular to a greening structure and a construction method for filling a slope with lightweight concrete, which are suitable for greening a roadbed slope filled with fillers which are difficult to grow plants, such as lightweight concrete.
Technical Field
Limited by relief of the terrain, the proportion of bridges and tunnels of the high-speed railway in the mountainous area is continuously increased, the number of short-circuit bases among the bridges and tunnels is increased day by day, and in the design, the short-circuit bases are usually filled with C20 plain concrete; in addition, with the continuous encryption of high-speed railway networks, the conditions of rail connection and side width on existing high-speed railways are common, and the side width roadbed is usually filled with lightweight concrete. In the two situations, because the light or plain concrete side slope can not retain water, if manual watering maintenance is adopted, water can be quickly lost on the concrete side slope, and the plant growth requirement of the concrete side slope can not be met easily; if a drip irrigation system is adopted, more equipment and labor cost investment are required. Therefore, a new slope greening measure is needed to solve the problem of roadbed slope greening filled with fillers which are difficult to grow plants.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a greening structure of a light concrete filled side slope, so as to effectively overcome the difficulty that the light concrete filled side slope is difficult to be greened, provide favorable growing conditions for greening plants and be beneficial to reducing the maintenance cost of the greening plants.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the invention relates to a greening structure of a light concrete filled side slope, wherein the slope surface of the side slope is formed by filling light concrete filler, and the greening structure is characterized in that: the section of the slope surface of the side slope is step-shaped, a concrete vertical wall plate which is connected with the lightweight concrete filling body into a whole is fixedly arranged at the top of the outer side wall of each step, and greening grooves are formed among the transversely extending concrete vertical wall plate, the bottom surface of each step and the inner side wall of each step; water retaining filler with a certain thickness is filled at the bottom of each greening groove to form a water retaining layer for retaining rainwater or irrigating water; organic soil layers for planting green plants are filled above the water-retaining layers, and communicated water level adjusting holes are formed in the concrete vertical wall plates at transverse intervals.
Another technical problem to be solved by the present invention is to provide a construction method of a greening structure of a lightweight concrete filled side slope, comprising the following steps:
① filling lightweight concrete filler, pouring the slope surface into step shape, and pre-burying connecting steel bars at the position of concrete vertical wallboard;
② standing the mould to pour the concrete vertical wall plate and presetting a water level adjusting hole;
③ constructing a water-retaining layer and an organic soil layer in the greening groove after the concrete of the concrete vertical wallboard reaches the strength;
④ planting greening plants in the organic soil layer, and manually watering and maintaining.
Greening plants, organic soil, a water-retaining agent, a vertical wall plate, a water level adjusting hole and connecting reinforcing steel bars. Greening plants, which are planted in organic soil and adopt shrubs and the like which are easy to grow; the organic soil is filled in a greening groove formed by the vertical wall plate and the concrete filler and is used for providing nutrients, growth factors and the like required by greening plants; the water-retaining agent is filled in the lower part of the organic soil and is used for preserving the water of artificial sprinkling or rainfall; the vertical wall plate is fixed on the concrete filler by adopting connecting steel bars to form a greening groove; the water level adjusting hole consists of a PVC pipe and non-woven geotextile, plays a role in adjusting the water level in the greening groove and ensures that greening plants are not flooded; and the connecting steel bars are arranged in the concrete filler and the vertical wall plate and used for fixing the vertical wall plate.
The greening groove has the beneficial effects that the greening groove is formed by the concrete vertical wall plate and the light concrete filler, and the water-retaining layer is arranged at the bottom of the greening groove, so that the defect that a concrete side slope cannot retain water is overcome, manual watering and precipitation can be retained, and the water evaporation speed in the greening groove is delayed; the organic soil is filled in the greening groove, so that nutrients, auxin and the like required by the growth of greening plants can be effectively provided, and favorable growth conditions are provided for the greening plants; the water level adjusting holes are formed in the upper portion of the concrete vertical wall plate, when the rainfall is excessive, water in the greening groove can be discharged to the next greening groove along the adjusting holes, the greening groove is guaranteed to be in a proper water quantity state all the time, flooding of greening plants is avoided, and the maintenance cost of the greening plants is favorably reduced.
Drawings
The specification includes the following three drawings:
FIG. 1 is a cross-sectional view of a green construction of a lightweight concrete filled side slope according to the present invention;
FIG. 2 is a schematic view showing a green structure of a lightweight concrete filled side slope according to the present invention;
FIG. 3 is a schematic view showing a middle water level control hole of a green structure for lightweight concrete filled slopes according to the present invention.
The names and corresponding labels of the main components are shown in the figure: greening plants 1, an organic soil layer 2, a water retention layer 3, a concrete vertical wall plate 4, a water level adjusting hole 5, a drain pipe 51, a non-woven geotextile 52, a connecting steel bar 6, a lightweight concrete filler A and a slope surface B.
Detailed Description
The invention is further illustrated by the following specific examples in conjunction with the accompanying drawings.
Referring to fig. 1 and 2, the slope surface B of the greening structure of the lightweight concrete filled side slope is formed by filling lightweight concrete filler a. The section of the slope surface B is step-shaped, a concrete vertical wallboard 4 which is connected with the lightweight concrete filling body A into a whole is fixedly arranged at the top of the outer side wall of each step, and a greening groove is formed between the transversely extending concrete vertical wallboard 4 and the bottom surface and the inner side wall of each step. The bottom of each greening groove is filled with water-retaining filler with a certain thickness to form a water-retaining layer 3 for retaining rainwater or irrigation water, the rainwater or irrigation water can be rapidly absorbed and retained in soil and changed into solid water without flowing and leakage, and the solid water can be slowly released for plants to utilize when the local constant humidity and the weather are dry for a long time. The organic soil layer 2 for planting the green plants 1 is filled above the water retention layer 3, and nutrients, auxin and the like required by the growth of the green plants 1 are provided. Set up the water level control hole 5 that link up at horizontal interval on concrete founds wallboard 4, when the precipitation was too much, can discharge the water in the afforestation groove to next stage afforestation groove along water level control hole 5, guarantee that the afforestation groove is in a suitable water yield state all the time, avoid the afforestation plant to appear the flooding.
Referring to fig. 2, the concrete vertical wall plate 4 is integrally connected to the lightweight concrete filling body a by connecting bars 6 disposed at equal intervals in the transverse direction, and the connecting bars 6 serve to fix the concrete vertical wall plate 4. The thickness of the concrete vertical wall plate 4 is generally 5-8 cm, and the distance between the connecting reinforcing steel bars 6 is generally 20-25 cm.
Referring to fig. 2 and 3, a water discharge pipe 51, the outer end of which extends out of the outer wall of the concrete vertical wall panel 4, is inserted into the water level adjusting hole 5, and the water discharge pipe 51 is generally made of PVC pipe. In order to avoid the loss of organic soil, the inner pipe mouth of each drainage pipe 51 is covered and wrapped with a non-woven geotextile 52. The water level adjusting holes 5 are generally 5cm in diameter and are transversely arranged at equal intervals on the upper part of the concrete vertical wall plate 4, and the interval is about 2 m.
The thickness of the water retention layer 3 is 20-30 cm, the water retention filler is an organic high polymer with a three-dimensional net structure, rainwater or irrigation water can be rapidly absorbed and retained in soil and changed into solid water without flowing and leakage, and the solid water is slowly released for plant utilization when local constant humidity and drought are maintained for a long time. The thickness of the organic soil 2 filling is 20 cm. Can provide fertilizer, auxin, etc. required by plant growth
Referring to fig. 1, the construction method of the greening structure of the lightweight concrete filled side slope of the present invention comprises the following steps:
① filling a lightweight concrete filler A, pouring a slope surface B into a step shape, and embedding connecting steel bars 4 at the arrangement positions of the concrete vertical wall plates 4;
② standing the mould to pour the concrete vertical wallboard 4 and presetting the water level adjusting hole 5;
③ constructing a water retention layer 3 and an organic soil layer 2 in the greening groove after the concrete of the concrete vertical wall plate 4 reaches the strength;
④ planting greening plants 1 in the organic soil layer 2, and performing artificial watering maintenance.
In the invention, the vertical wall plate 4 and the concrete filler A form a greening groove for storing manual watering and rainfall; the water-retaining agent 3 is arranged at the bottom of the greening groove, so that the defect that a concrete side slope cannot retain water is overcome, and the evaporation speed of water in the greening groove is delayed; set up water level regulation hole 5 at founding wallboard 4, when precipitation was too much, can reserve the water in the afforestation groove to next stage afforestation groove along the regulation hole, guarantee that the afforestation groove is in a suitable water yield state all the time.
The invention effectively solves the problems of poor water retention, high plant maintenance cost and the like of the greening of the roadbed slope filled with the filler which is difficult to grow plants, and has the characteristics of novel structure, convenient construction, investment saving and the like, and has wide application prospect.
The foregoing is illustrative of the principles of the present invention for a lightweight concrete slope greening structure and method of construction, and is not intended to limit the invention to the specific constructions and applications shown and described, and accordingly, all modifications and equivalents may be resorted to, falling within the scope of the invention.
Claims (7)
1. A greening structure of a lightweight concrete filled side slope, wherein the side slope surface (B) is formed by filling lightweight concrete filler (A), and is characterized in that: the section of the slope surface (B) is step-shaped, a concrete vertical wall plate (4) which is connected with the lightweight concrete filling body (A) into a whole is fixedly arranged at the top of the outer side wall of each step, and greening grooves are formed among the transversely extending concrete vertical wall plate (4), the bottom surface of each step and the inner side wall of each step; water-retaining fillers with certain thickness are filled at the bottom of each greening groove to form a water-retaining layer (3) for retaining rainwater or irrigating water; organic soil layer (2) that is used for planting afforestation plant (1) is filled more than guarantor's layer (3), and horizontal interval sets up water level control hole (5) that link up on concrete vertical wall board (4).
2. A green structure of a lightweight concrete filled side slope as claimed in claim 1, wherein: the concrete vertical wall plate (4) is connected with the lightweight concrete filling body (A) into a whole through connecting steel bars (6) which are transversely arranged at equal intervals.
3. A green structure of a lightweight concrete filled side slope as claimed in claim 1, wherein: the water level adjusting holes (5) are internally inserted with drain pipes (51) of which the outer ends extend out of the outer wall of the concrete vertical wall plate (4), and the inner side pipe orifices of the drain pipes (51) are covered with non-woven geotextile (52).
4. A green structure of a lightweight concrete filled side slope as claimed in claim 3, wherein: the diameter of the water level adjusting holes (5) is 5cm, the water level adjusting holes are transversely arranged at equal intervals on the upper portion of the concrete vertical wall plate (4), and the intervals are 2 m.
5. A green structure of a lightweight concrete filled side slope as claimed in claim 1, wherein: the thickness of the water retention layer (3) is 20-30 cm, and the water retention filler is an organic high polymer with a three-dimensional net structure.
6. A green structure of a lightweight concrete filled side slope as claimed in claim 1, wherein: the thickness of the organic soil (2) filling is 20 cm.
7. A construction method of a greening structure of a lightweight concrete filled side slope as claimed in claims 1 to 6, comprising the steps of:
① filling lightweight concrete filler (A), pouring the slope surface (B) into a step shape, and pre-burying connecting steel bars (4) at the arrangement positions of the concrete vertical wall plates (4);
② standing the mould to pour the concrete vertical wall plate (4) and presetting a water level adjusting hole (5);
③ constructing a water retention layer (3) and an organic soil layer (2) in the greening groove after the concrete of the concrete vertical wall plate (4) reaches the strength;
④ greening plants (1) are planted in the organic soil layer (2) for manual watering maintenance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911027318.8A CN110741840A (en) | 2019-10-27 | 2019-10-27 | Greening structure and construction method for lightweight concrete filled side slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911027318.8A CN110741840A (en) | 2019-10-27 | 2019-10-27 | Greening structure and construction method for lightweight concrete filled side slope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110741840A true CN110741840A (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911027318.8A Pending CN110741840A (en) | 2019-10-27 | 2019-10-27 | Greening structure and construction method for lightweight concrete filled side slope |
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| CN (1) | CN110741840A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877375A (en) * | 2020-07-31 | 2020-11-03 | 广东安元矿业勘察设计有限公司 | Novel ecological restoration process for old mine side slope |
| CN113424756A (en) * | 2021-08-04 | 2021-09-24 | 南通木易永华景观工程有限公司 | Irrigation method for three-dimensional greening channel |
| CN114517483A (en) * | 2022-03-08 | 2022-05-20 | 郄建慧 | Concrete member, ecological slope protection and assembling method |
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| CN101743828A (en) * | 2009-08-05 | 2010-06-23 | 江西省路景建设有限公司 | Method for growing plants on slope |
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| CN106498952A (en) * | 2016-11-18 | 2017-03-15 | 中国电建集团成都勘测设计研究院有限公司 | The high steep spray in arid area mixes slope ecological protective slope structure |
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| CN207160029U (en) * | 2017-07-20 | 2018-03-30 | 王昶磊 | A kind of protector for Hydraulic and Hydro-Power Engineering side slope |
| CN109306702A (en) * | 2018-09-21 | 2019-02-05 | 深圳市源远水利设计有限公司 | A kind of irregular rock slope planting technique construction method |
| CN208830347U (en) * | 2018-09-01 | 2019-05-07 | 北京欣江峰市政工程有限责任公司 | It is classified the barricade of greening |
| CN211558120U (en) * | 2019-10-27 | 2020-09-25 | 中铁二院工程集团有限责任公司 | Greening structure of lightweight concrete filled side slope |
-
2019
- 2019-10-27 CN CN201911027318.8A patent/CN110741840A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201183954Y (en) * | 2008-03-20 | 2009-01-21 | 四川省交通厅公路规划勘察设计研究院 | Road side slope ecological protection structure |
| CN201390967Y (en) * | 2009-01-15 | 2010-01-27 | 四川省交通厅交通勘察设计研究院 | Slope ecological protective structure |
| CN101743828A (en) * | 2009-08-05 | 2010-06-23 | 江西省路景建设有限公司 | Method for growing plants on slope |
| CN201826318U (en) * | 2010-09-29 | 2011-05-11 | 王天巍 | Simple ecological slope protecting structure for loose soil of road |
| CN105926647A (en) * | 2016-05-31 | 2016-09-07 | 四川农业大学 | Slope greening geocell and using method thereof |
| CN106498952A (en) * | 2016-11-18 | 2017-03-15 | 中国电建集团成都勘测设计研究院有限公司 | The high steep spray in arid area mixes slope ecological protective slope structure |
| CN207160029U (en) * | 2017-07-20 | 2018-03-30 | 王昶磊 | A kind of protector for Hydraulic and Hydro-Power Engineering side slope |
| CN107675714A (en) * | 2017-08-17 | 2018-02-09 | 中冶交通建设集团有限公司 | Roadbed side slope and its construction method |
| CN208830347U (en) * | 2018-09-01 | 2019-05-07 | 北京欣江峰市政工程有限责任公司 | It is classified the barricade of greening |
| CN109306702A (en) * | 2018-09-21 | 2019-02-05 | 深圳市源远水利设计有限公司 | A kind of irregular rock slope planting technique construction method |
| CN211558120U (en) * | 2019-10-27 | 2020-09-25 | 中铁二院工程集团有限责任公司 | Greening structure of lightweight concrete filled side slope |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111877375A (en) * | 2020-07-31 | 2020-11-03 | 广东安元矿业勘察设计有限公司 | Novel ecological restoration process for old mine side slope |
| CN113424756A (en) * | 2021-08-04 | 2021-09-24 | 南通木易永华景观工程有限公司 | Irrigation method for three-dimensional greening channel |
| CN114517483A (en) * | 2022-03-08 | 2022-05-20 | 郄建慧 | Concrete member, ecological slope protection and assembling method |
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Application publication date: 20200204 |
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