CN106522160A - Construction method of revetment type ecological landscape - Google Patents
Construction method of revetment type ecological landscape Download PDFInfo
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- CN106522160A CN106522160A CN201610936751.3A CN201610936751A CN106522160A CN 106522160 A CN106522160 A CN 106522160A CN 201610936751 A CN201610936751 A CN 201610936751A CN 106522160 A CN106522160 A CN 106522160A
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- revetment
- planting groove
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/122—Flexible prefabricated covering elements, e.g. mats, strips
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/06—Spillways; Devices for dissipation of energy, e.g. for reducing eddies also for lock or dry-dock gates
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Revetment (AREA)
Abstract
The invention discloses a construction method of revetment type ecological landscape. The construction method is characterized in that a revetment is provided with a wave attenuation zone; the wave attenuation zone is composed of timber piles which are longitudinally arranged at intervals in an S shape; an adsorption filtration layer and a sediment planting bag layer are arranged along the foundation slope of the revetment from bottom to top; the adsorption filtration layer is a layered structure formed through paving graded gravel, organic modified zeolite and fly ash; planting grooves are sequentially formed from high to low in the direction from a shore to the center of a river or a lake according to the water depth condition detected in the revetment zone; the step numbers of the step-like plant plating grooves formed in the revetment at intervals along the revetment and the set planting grooves are determined; the planting grooves are fixed through anchors; the revetment and the planting grooves are fixed through anchors; the planting grooves are tightly arranged row by row in the direction parallel to waterflow; the planting grooves are formed through assembling meshes; sediment biological bags and organic modified zeolite with different particle sizes are arranged inside; pits are filled with soil; and corresponding plants are planted at the pits.
Description
Technical field
The present invention relates to the processing method or work of riverside landscape environment, dystrophication retention removal and in-situ purification of water body
Skill, more particularly to a kind of construction method of revetment-type ecoscape, belongs to river lake ecological engineering technology field..
Background technology
With the construction and development in city, the Lakeside Zone in most cities has carried out water front transformation.Due to the limitation in understanding
Property and administration section between disconnection, it is different it is interdepartmental stresses to have nothing in common with each other, people more pay attention to the functions such as the water-retention in lake,
Merely building the forms such as bunding using stone pitching, height carries out hardening covering treatment to bank slope, have ignored revetment form to lakeside
The impact of band.Vertical type Lakeside Zone is littoral, and material used destroys water, soil and biological mostly based on stone, concrete etc.
Between material circulation and energy Flow, separated the land and water natural ecosystems of Lakeside Zone, it is Lakeside Zone hardening in revetment, white
Change, biological species unification, plant space are destroyed so that the aseptic water plant of water body, microorganism are difficult to
Existence, water body nutrient cannot decompose, degrades, convert, and pollutant cannot be filtered, and bed mud cannot be stablized, and cause water quality whole
Body declines.In the Hu Deng waters of river, a large amount of alluvials of bed mud have a strong impact on the Regulation Function of flood control, shipping and water body.And with big
The pollutant of amount are enriched with bed mud, and when water environment is disturbed, the partial contamination thing in bed mud can return to water phase from deposit.
Bed mud becomes an important polluter of water bodies of rivers and lakes pollution, and the impact to waters has persistency.Therefore, Sediment Dredging is city
Most efficient method during city river lake is renovated and sediment pollution is controlled.But the bed mud after dredging often contains substantial amounts of toxic heavy metal
With other organic pollutions, store up and need to take a large amount of soils, and rainfall and surface erosion can cause the pollutant in bed mud with footpath
Flow down and ooze or side is oozed, secondary pollution is caused to water environment.In transportation, bed mud also easily pollutes environment, and freight charges are higher.
The content of the invention
The invention aims to provide a kind of method of ecological construction of upright revetment-type lakeside zone, it not only effectively can solve
The problems such as bio-diversity reduction that certainly Lakeside Zone is brought because of hard revetment, ecosystem destruction, deteriorating water quality, and, place
Reason effect is good, transplants plant survival rate height, and revetment softens, the recovery of Lakeside Zone water plant, the multifarious increase of aqueous bio,
Low engineering cost, does not also result in secondary pollution simultaneously.
The present invention is that technical scheme is as follows：A kind of construction method of revetment-type ecoscape, it is characterised in that the method is
In Lakeside Zone water body, operating procedure is as follows：
A, one section of shore protection of selection, determine the depth of water, stormy waves intensity, Mud Sediment situation and the water quality shape in this section of shore protection region
Condition；
B, setting Xiao Lang areas, Xiao Lang areas are formed by S-shaped shape the and spaced timber in longitudinal direction, the S in longitudinal direction
Shape and spaced timber is arranged on outside shore protection region, is really disappeared according to the stormy waves intensity determined by the region of this section of shore protection
The height that timber surfaces in unrestrained area, determines wood in Xiao Lang areas according to the Mud Sediment situation determined by the region of this section of shore protection
The depth of stake insertion Mud Sediment；
C, along the domatic adsorption filtration layer for arranging from bottom to top of bank revetment foundation and bed mud planting bag layer, the adsorption filtration layer
For the layer structure of graded gravel, organic modified zeolite and flyash laying；
D, the depth of water situation determined according to the region of this section of shore protection, according to by bank to river lake center position, successively from height
Planting groove is discharged on earth, it is determined that in this section of shore protection revetment interval setting stairstepping plant growing groove along the line and the level of setting planting groove
Number, is fixed with holdfast between planting groove and between riverbank and planting groove, several rows of with current parallel direction to be close to arrange, institute
The planting groove stated is assembled by each mesh sheet, and one side of the planting groove near lake center has barricade, the built-in bed mud of planting groove
Ecology bag, different-grain diameter organic modified zeolite, recess are filled up soil and plant upper corresponding plant.
By the recessed rectangle mesh sheet of front and back belt, mesh sheet can be rolled in left and right to the planting groove, and mesh sheet, bottom surface rectangle mesh sheet can be rolled in top,
By a diameter of 2.0mm-4.0mm it is zinc-plated after wrap the high-quality mild steel wire of PVC protective layers and be formed by connecting.
According to by bank to river lake center position, the plant planted in planting groove is discharged successively from high in the end it is：In water level
Hay grass, phragmites communiss, stem or leaf of cattail emergent aquactic plant is planted in the gabion monomer of variation zone, is planted in the gabion monomer below SEA LEVEL VARIATION area
Hay, gold grass algae, foxtail submerged plant is planted, Buxus sinica (Rehd.et Wils.), Radix Berberidis Amurensis, Fructus Ligustri Lucidi is planted in gabion monomer more than SEA LEVEL VARIATION area
Small-sized terrestrial plant；According to the curved shape on riverbank, laminating Riparian Zone landform is continuously arranged；Described planting groove, it is also possible to should
Wide type embankment of vertical is used, according to actual revetment, the appropriate height for increasing planting groove, DTS planting groove is formed, from high in the end
Arrange successively and be connected with holdfast, planting groove elongated portion is filled with block stone.
Preparation of the organic modified zeolite for na-pretreated zeolite：Natural zeolite of the particle diameter for 0.2cm-6cm is placed in into reaction
In device, with the NaCl solution for adding 10～30g/L after distilled water wash, solution ph 3～7, stirring or vibration is adjusted；In temperature
Spend for, at 25 DEG C, pouring out supernatant after 12～48h of stirring or vibration；With na-pretreated zeolite is obtained after distilled water wash, at 105 DEG C
Lower dry for standby.
Bed mud ecology bag layer is piled up by the ecology bag of internal filling bed mud and fine sand and is formed, and plants and be implanted with again on the ecology bag
Metal super enrichment type plant and landscape plant.
The vertical height ratio of the bed mud ecology bag layer and the absorbing and filtering layer is 1:1～3:2, the adsorption filtration
The thickness of layer is 10～30cm, and the particle diameter of the graded gravel is 2～15cm, and the sized zeolite particles are 1～5cm, the fine coal
The particle diameter of ash is 0.5～1cm.
Top 10～20cm of the barricade higher than the absorption planting groove, and the barricade is permeable barricade, at least
For gabion box or deep water stake.
Advantages of the present invention：Can effectively keep shore protection stable, in the case of preventing erosion, have following many places concurrently excellent
Point, the addition of (1) soil cause plant and microorganism freely rapidly can grow up on gabion monomer at short notice molding, can
The pollutant that effectively catching is caused by agricultural non-point source etc., especially by big flow polluter caused by heavy rain etc., on the one hand with
The form of runoff can be purified step by step by plant groove, and on the other hand the form of a seepage flow can pass through gabion different-grain diameter stone
The seepage purification step by step of the biomembrane of the Simple filter system of composition and formation, makes sewage just enter back into water after a large amount of sections of dirts
Body；(2) the part gabion being located in water body can pass through biomembrane effect between plant absorption and stone also purifying water body work(
Effect；(3) after this forming method suitably changes to gabion monomer, wide type embankment of vertical is also can operate with, reaches the pollution treatment of same ecology
Effect；(4) this forming method, process is simple, material requested is common to be easy to get, and can be mass, and easy to implement, while straggly
The beautiful landscape of Riparian Zone is not lost in the vegetational zone for having cause yet.
Specific embodiment
The present invention is further described with reference to embodiment.
Embodiment 1
One section of shore protection is selected, the depth of water, stormy waves intensity, Mud Sediment situation and the water quality condition in this section of shore protection region is determined；
Xiao Lang areas are set, and Xiao Lang areas are formed by S-shaped shape the and spaced timber in longitudinal direction, the S-shaped in longitudinal direction
Shape and spaced timber is arranged on outside shore protection region, is really disappeared wave according to the stormy waves intensity determined by the region of this section of shore protection
The height that timber surfaces in area, determines timber in Xiao Lang areas according to the Mud Sediment situation determined by the region of this section of shore protection
The depth of insertion Mud Sediment；
Along the domatic adsorption filtration layer for arranging from bottom to top of bank revetment foundation and bed mud planting bag layer, the adsorption filtration layer is
The layer structure of graded gravel, organic modified zeolite and flyash laying；
According to the depth of water situation determined by the region of this section of shore protection, according to by bank to river lake center position, successively from height to
Planting groove is discharged at bottom, it is determined that in this section of shore protection revetment interval setting stairstepping plant growing groove along the line and the level of setting planting groove
Number, is fixed with holdfast between planting groove and between riverbank and planting groove, several rows of with current parallel direction to be close to arrange, institute
The planting groove stated is assembled by each mesh sheet, and one side of the planting groove near lake center has barricade, the built-in bed mud of planting groove
Ecology bag, different-grain diameter organic modified zeolite, recess are filled up soil and plant upper corresponding plant.
By the recessed rectangle mesh sheet of front and back belt, mesh sheet can be rolled in left and right to the planting groove, and mesh sheet, bottom surface rectangle mesh sheet can be rolled in top,
By a diameter of 2.0mm-4.0mm it is zinc-plated after wrap the high-quality mild steel wire of PVC protective layers and be formed by connecting.
According to by bank to river lake center position, the plant planted in planting groove is discharged successively from high in the end it is：In water level
Hay grass, phragmites communiss, stem or leaf of cattail emergent aquactic plant is planted in the gabion monomer of variation zone, is planted in the gabion monomer below SEA LEVEL VARIATION area
Hay, gold grass algae, foxtail submerged plant is planted, Buxus sinica (Rehd.et Wils.), Radix Berberidis Amurensis, Fructus Ligustri Lucidi is planted in gabion monomer more than SEA LEVEL VARIATION area
Small-sized terrestrial plant；According to the curved shape on riverbank, laminating Riparian Zone landform is continuously arranged；Described planting groove, it is also possible to should
Wide type embankment of vertical is used, according to actual revetment, the appropriate height for increasing planting groove, DTS planting groove is formed, from high in the end
Arrange successively and be connected with holdfast, planting groove elongated portion is filled with block stone.
Preparation of the organic modified zeolite for na-pretreated zeolite：Natural zeolite of the particle diameter for 0.2cm-6cm is placed in into reaction
In device, with the NaCl solution for adding 10～30g/L after distilled water wash, solution ph 3～7, stirring or vibration is adjusted；In temperature
Spend for, at 25 DEG C, pouring out supernatant after 12～48h of stirring or vibration；With na-pretreated zeolite is obtained after distilled water wash, at 105 DEG C
Lower dry for standby.
Bed mud ecology bag layer is piled up by the ecology bag of internal filling bed mud and fine sand and is formed, and plants and be implanted with again on the ecology bag
Metal super enrichment type plant and landscape plant.
The vertical height ratio of the bed mud ecology bag layer and the absorbing and filtering layer is 1:1～3:2, the adsorption filtration
The thickness of layer is 10～30cm, and the particle diameter of the graded gravel is 2～15cm, and the sized zeolite particles are 1～5cm, the fine coal
The particle diameter of ash is 0.5～1cm.
Top 10～20cm of the barricade higher than the absorption planting groove, and the barricade is permeable barricade, at least
For gabion box or deep water stake.
The bank protection structure also includes being laid on the planting soil of the three-dimensional plant net and is planted in the planting soil
Aquatic or hygrophyte.
The bed mud is through being dehydrated decrement and adding heavy metal chelant, firming agent and heavy metal pollution microorganism
River and lake dredging bed mud after row harmless treatment.The volume ratio of graded gravel, zeolite and flyash in the adsorption filtration layer
For 6:2:2～4:3:3.In the ecology bag, bed mud is 1 with the volume ratio of fine sand:1～2:1.
Plant on the ecology bag 5 and be implanted with heavy metal-polluted soil super enrichment type plant 6, such as Caulis Miscanthis floriduli, Herba pteridis vittatae, squama sedge, print
Degree Caulis et Folium Brassicae junceae etc..Additionally, for ensureing landscape effect, can configure other landscape shrubs etc..By the chelating of chemical method with solidification,
Nutrition and Metabolism of microorganism adsorption and plants enriched, bed mud nutrient etc. is acted on, so as to weaken the materials such as heavy metal, N, P to water
The pollution of body.
Water body is entered for preventing heavy metal contaminants and N, P in bed mud ecology bag layer 4 etc. from oozing out on a small quantity or being lost in, is polluted
Water resource, arranges adsorption filtration layer 3 in the lower section of the ecology bag layer 4 near the part of the water surface.The adsorption filtration layer 3 is level
Layer structure with the laying of gravel, zeolite and flyash, the top of the adsorption filtration layer 3 is also equipped with three-dimensional vegetation
Net 2.Preferably, in the adsorption filtration layer 3, the ratio of graded gravel, zeolite and flyash is 6:2:2～4:3:3.
Further, the particle diameter of the graded gravel be 2cm～15cm, sized zeolite particles be 1cm～5cm, the particle diameter of flyash
For 0.5cm～1cm.The thickness degree can carry out a series of adjustment according to gradient etc., typically may be configured as 10cm～30cm.The level
With gravel, zeolite, flyash can active adsorption and filter ecology bag 5 in bed mud because rain drop erosion, pour maintenance or water level go up
And the pollutant such as the heavy metal of dissolving, N, P.Wherein, graded gravel can be stablized the Rotating fields and play a part of adsorption filtration；Boiling
Stone is stronger to the adsorption of Nitrogen In Sediment；Flyash can be also played well to the heavy metal in water body in addition to Phosphate Sorption
Adsorption, so as to essentially eliminate pollution of the bed mud to water body in shore protection.
Above the preferred embodiment for the present invention is explained in detail, but the invention is not restricted to above-mentioned embodiment,
In the ken that those of ordinary skill in the art possess, can be making various on the premise of without departing from present inventive concept
Change, these changes are related to correlation technique well-known to those skilled in the art, and these both fall within the protection model of patent of the present invention
Enclose.
Many other changes and remodeling can be made without departing from the spirit and scope of the present invention.It should be appreciated that the present invention is not
It is limited to specific embodiment, the scope of the present invention is defined by the following claims.
Claims (7)
1. a kind of construction method of revetment-type ecoscape, it is characterised in that the method is that operating procedure is such as in Lakeside Zone water body
Under：
A, one section of shore protection of selection, determine the depth of water, stormy waves intensity, Mud Sediment situation and the water quality condition in this section of shore protection region；
B, setting Xiao Lang areas, Xiao Lang areas are formed by S-shaped shape the and spaced timber in longitudinal direction, the S-shaped shape in longitudinal direction
And spaced timber be arranged on outside shore protection region, according to the stormy waves intensity Que Xiaolang area determined by the region of this section of shore protection
According to the Mud Sediment situation determined by the region of this section of shore protection, the height that middle timber surfaces, determines that timber is inserted in Xiao Lang areas
Enter the depth of Mud Sediment；
C, along the domatic adsorption filtration layer for arranging from bottom to top of bank revetment foundation and bed mud planting bag layer, the adsorption filtration layer is level
Layer structure with the laying of gravel, organic modified zeolite and flyash；
D, the depth of water situation determined according to the region of this section of shore protection, according to by bank to river lake center position, successively from high in the end
Discharge planting groove, it is determined that in this section of shore protection revetment interval setting stairstepping plant growing groove along the line and the series of setting planting groove,
Fixed with holdfast between planting groove and between riverbank and planting groove, it is several rows of with current parallel direction to be close to arrange, it is described
Planting groove assembled by each mesh sheet, one side of the planting groove near lake center has a barricade, the built-in bed mud life of planting groove
State bag, different-grain diameter organic modified zeolite, recess are filled up soil and plant upper corresponding plant.
2. the construction method of revetment-type ecoscape according to claim 1, it is characterised in that：The planting groove is by front and back
With recessed rectangle mesh sheet, mesh sheet can be rolled in left and right, and mesh sheet, bottom surface rectangle mesh sheet can be rolled in top, by the plating of a diameter of 2.0mm-4.0mm
The high-quality mild steel wire for wrapping PVC protective layers after zinc is formed by connecting.
3. the construction method of revetment-type ecoscape according to claim 1, it is characterised in that：According to by bank in the lake of river
Heart direction, discharging the plant planted in planting groove successively from high in the end is：Hay is planted in the gabion monomer in SEA LEVEL VARIATION area
Grass, phragmites communiss, stem or leaf of cattail emergent aquactic plant, plant hay, gold grass algae, the heavy water of foxtail in the gabion monomer below SEA LEVEL VARIATION area
Plant, plants Buxus sinica (Rehd.et Wils.), Radix Berberidis Amurensis, the small-sized terrestrial plant of Fructus Ligustri Lucidi in gabion monomer more than SEA LEVEL VARIATION area；According to riverbank
Curved shape, laminating Riparian Zone landform are continuously arranged；Described planting groove, it is also possible to be applied to wide type embankment of vertical, according to reality
Border revetment, the appropriate height for increasing planting groove, forms DTS planting groove, arranges successively from high in the end and solid with holdfast connection
Fixed, planting groove elongated portion is filled with block stone.
4. the construction method of revetment-type ecoscape according to claim 1, it is characterised in that：The organic modified zeolite
For the preparation of na-pretreated zeolite：Particle diameter is placed in reactor for the natural zeolite of 0.2cm-6cm, with adding 10 after distilled water wash
The NaCl solution of～30g/L, adjusts solution ph 3～7, stirring or vibration；It is, at 25 DEG C, to stir or vibrate 12 in temperature
Supernatant is poured out after～48h；With obtaining na-pretreated zeolite after distilled water wash, the dry for standby at 105 DEG C.
5. the construction method of revetment-type ecoscape according to claim 1, it is characterised in that：Bed mud ecology bag layer is by interior
Portion fills the ecology bag of bed mud and fine sand and piles up to be formed, and plants and be implanted with heavy metal super-enriched type plant and landscape plant on the ecology bag
Thing.
6. the construction method of revetment-type ecoscape according to claim 1, it is characterised in that：The bed mud ecology bag layer
Vertical height ratio with the absorbing and filtering layer is 1:1～3:2, the thickness of the adsorption filtration layer is 10～30cm, described
The particle diameter of graded gravel is 2～15cm, and the sized zeolite particles are 1～5cm, and the particle diameter of the flyash is 0.5～1cm.
7. the construction method of revetment-type ecoscape according to claim 1, it is characterised in that：The barricade is higher than described
Adsorb the 10～20cm of top of planting groove, and the barricade for permeable barricade, at least gabion box or deep water stake.
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| CN201610936751.3A CN106522160A (en) | 2016-10-24 | 2016-10-24 | Construction method of revetment type ecological landscape |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108221861A (en) * | 2018-01-23 | 2018-06-29 | 浙江建设职业技术学院 | A kind of ecological slope protection structure to prevent erosion and its construction method |
| CN108442320A (en) * | 2018-04-16 | 2018-08-24 | 浙江工业大学 | A kind of combined type shore protection and its construction method containing ecological habitat |
| CN108467168A (en) * | 2018-05-30 | 2018-08-31 | 山东绿之行环境工程有限公司 | A method of it being used for open Sediments biomass in-situ immobilization and utilizes |
| CN108547254A (en) * | 2018-04-16 | 2018-09-18 | 浙江工业大学 | A kind of river channel ecology shore protection and its construction method |
| CN108612047A (en) * | 2017-12-31 | 2018-10-02 | 北京东方利禾景观设计有限公司 | A kind of ecological maintenance structure of river and lake bank slope |
| CN108640409A (en) * | 2018-04-16 | 2018-10-12 | 浙江工业大学 | A kind of combined biological shore protection and its construction method |
| CN109680657A (en) * | 2019-01-15 | 2019-04-26 | 中国水利水电科学研究院 | Spillway and its construction method |
| CN111547834A (en) * | 2020-05-26 | 2020-08-18 | 华电电力科学研究院有限公司 | Microporous biological gravel material, preparation method and application thereof |
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| CN108547254A (en) * | 2018-04-16 | 2018-09-18 | 浙江工业大学 | A kind of river channel ecology shore protection and its construction method |
| CN108640409A (en) * | 2018-04-16 | 2018-10-12 | 浙江工业大学 | A kind of combined biological shore protection and its construction method |
| CN108467168A (en) * | 2018-05-30 | 2018-08-31 | 山东绿之行环境工程有限公司 | A method of it being used for open Sediments biomass in-situ immobilization and utilizes |
| CN109680657A (en) * | 2019-01-15 | 2019-04-26 | 中国水利水电科学研究院 | Spillway and its construction method |
| CN109680657B (en) * | 2019-01-15 | 2024-03-19 | 中国水利水电科学研究院 | Spillway and construction method thereof |
| CN111547834A (en) * | 2020-05-26 | 2020-08-18 | 华电电力科学研究院有限公司 | Microporous biological gravel material, preparation method and application thereof |
| CN114223449B (en) * | 2021-11-09 | 2023-11-10 | 深圳中绿环境集团有限公司 | Ecological restoration method for mangrove forest in difficult site |
| CN114223449A (en) * | 2021-11-09 | 2022-03-25 | 深圳中绿环境集团有限公司 | Ecological restoration method for mangrove forest in difficult land |
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Application publication date: 20170322 |