CN101713293B - Method for constructing ecological tunnel - Google Patents
Method for constructing ecological tunnel Download PDFInfo
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- CN101713293B CN101713293B CN2009102730455A CN200910273045A CN101713293B CN 101713293 B CN101713293 B CN 101713293B CN 2009102730455 A CN2009102730455 A CN 2009102730455A CN 200910273045 A CN200910273045 A CN 200910273045A CN 101713293 B CN101713293 B CN 101713293B
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Abstract
The invention discloses a method for constructing an ecological tunnel, belonging to the field of underground engineering and the like. The method comprises the steps of screening of green plants in the tunnel, constructing of a plant nutrition supply chain, screening of light for tunnel lighting and plant growth, isolating of dazzles, maintaining of plant and nutrition supply and fire-fighting of the tunnel. The method can not only change the current situations of unglamorous environment and scarce landscapes in the current tunnels, but also greatly improve the safety of anti-seepage retaining wall of the tunnel, provide comfortable environment and good visual landscape to driving in the tunnel and achieve the aims of whole workability and stability of three-dimensional ecology, lighting, anti-seepage retaining wall and landscape effects. The invention fully expands the using space of solar energy, adopts the energy collecting and processing system combining transformation, transport and storage and allocates the double-control fire detection system combining temperature sensing and electrical control and the light water foam or super fine dry powder fire extinction device, thus radically lowering the management cost for tunnel operation and lowering the construction cost of the underground tunnel engineering as a whole.
Description
Technical field
The invention discloses a kind of construction process of ecological tunnel, belong to fields such as underground construction.
Background technology
Along with the progressively enforcement of national communication transport network planning, the communications and transportation line sharply increases, and subterranean tunnel engineering construction scale and quantity increase thereupon, and the theory of underground construction ecology, environmental protection and safety shows especially day by day.Country is advancing the construction theory of enforcement " territory afforestation project " and " building green corridor "; Through building the green traffic system; Realize the sustainable development of urban traffic, this has fully reflected great attention and the requirement of country to engineering construction environment aspect, as far as underground construction of tunnel; Under the condition that guarantees construction of tunnel safety, the ecology of implementing the subterranean tunnel engineering is the inevitable demand that the Underground Transportation Engineering construction develops in a healthy way.
At present, beautifying of subterranean tunnel engineering is employed in its inwall stickup ornament materials or paint coating mostly, but fails to cover up its negative effect: on the one hand; The tunnel inwall of stiff dullness and sealing; Easy and light causes inharmonious, produces light pollution, and high light, the low light level etc. are staggered with the visual environment of driving; Dizzy, the eye fatigue of Yi Yinqi driver, thus the occurrence probability of traffic accident improved sharp; On the other hand, the tunnel internal vehicle exhaust is dense to be increased, dust granules enrichment, diffusate are converged etc., make load such as tunnel white-out improve rapidly, thereby problem of environmental pollution is serious day by day.In addition, tunnel internal echo vibration, the resonance superposition phenomenon is frequent, and each frequency range sound wave exciting coexistence is prone to cause strong noise pollution, and the sense of hearing that gives ear-piercing agitation is impacted, and causes accident to take place frequently.Therefore, make up that facility layout is reasonable, structural system is complete, that view vision and ecological functions are unified mutually is multi-level, the environmental tunnel of diversification, is the inexorable trend that subterranean tunnel engineering construction Sustainable Stability develops.
Summary of the invention
Problem to above-mentioned existence; The objective of the invention is to propose a kind of view and defects of vision that can either solve conventional tunnel; Can solve the environment pollution and the tunnel leakage problems of existing tunnel again, and propose the ecological tunnel construction process of a kind of simple and practical, Stability Analysis of Structures, environmental protection and energy saving.
For realizing above-mentioned purpose, technical scheme of the present invention is:
A kind of construction process of ecological tunnel, this construction process comprises:
(1) screening tunnel green plants, the tunnel green plants that is screened is the growth under tunnel environment that suits, and is that root system is undeveloped, vitality is strong, evergreen all the year round single kind, or two kinds and two or more type of climbing plants.
(2) make up the plant nutrient supply chain, the tunnel inside wall is provided with two-layer above nutrition supply chain from top to bottom, and the nutrition supply chain is made up of link or bolted bucket type container.Each bucket type internal tank is close to a side of tunnel wall; Be vertically installed with plant nutrient hypothallus, waterproofing course, drainage blanket, separated root layer; And drainage blanket, separated root layer are arranged between waterproofing course and the plant nutrient hypothallus, are arranged between drainage blanket and the plant nutrient hypothallus at a distance from the root layer.Bucket type container connects the glass fiber thin plate of inclination away from a side of tunnel-side through bolt, and the toe of glass fiber thin plate is concordant with the opening edge of bucket type container.
(3) screening of tunnel illumination daylighting and plant growing light utilizes solar energy to supply with required illumination of plant growing and tunnel intraoral illumination.It is that single, wave band is that 640-660nm ruddiness or single, wave band are 430-450nm royal purple light that illumination is adopted in described plant growing, or the mixed light of ruddiness and royal purple light.
(4) isolate dazzle, anti-dazzle cage is set on plant growth lamp, or planning phytobiocoenose layer absorbs and blocks dazzle;
(5) safeguard plant and nutrition supply; Safeguard that plant and nutrition supply are meant nutrient, pesticide and the recovery dead twigs and withered leaves of changing death or ultra time limit plant, supplying with plant growing, described ultra time limit plant makes the plant roots cauline leaf exceed the plant of nutrition supply chain supporting capacity after being meant and reaching certain time limit growth period.
(6) temperature-sensitive, the automatically controlled two control fire detecting systems that engage and the extinguishing device of aqueous film forming foam or ultra-fine dry powder are adopted in tunnel fire-fighting in the tunnel.
Owing to adopted above technical scheme, climbing plant can be covered with whole tunnel wall along plant nutrient supply chain device on the one hand, is vehicle current landscape environment of building a kind of harmony in the tunnel; On the other hand, utilize solar energy to come the electrical network illumination in the liaison tunnel, save the energy and operation cost.
Advantage of the present invention
The present invention adopts that device is simple, technology is easy, landscape effect is good, is particularly suitable for the view betterment works of large-scale structure such as tunnel, embodies following advantage and beneficial effect:
1. embodied the theory that national project is built
The construction theory of " territory afforestation project " and " building green corridor " is being carried out implementing by country, and the plantation green plants has embodied the theory that national project is built in the tunnel, realizes the sustainable development of traffic landscape engineering.
2. realized the harmony of tunnel ecoscape and whole traffic view
The tunnel is as the part of whole railway and highway system; Its inner ecological vegetation the is perfect view of whole railway and highway system; Reduced the negative effect in tunnel; Dull stiff tunnel is dissolved in the whole traffic greening, is provided that grace is pleasant, the environment of comfortable harmony for user-driver and the passenger in tunnel.
3. realized the optimization of economic benefit, ecological benefits and social benefit
The plant nutrient supply chain, the fibre stalk of the solid waste in city capable of using and the crops in rural area is made; The required nutrient matrix of plant can use the waste residue of methane-generating pit and mud to make, and when realizing the tunnel ecoscape, resource is turned waste into wealth, and reduces the construction cost of subterranean tunnel engineering.In addition,, convert the solar energy of clean and cheap to the required illumination of plant growing and tunnel illumination, both increased landscape effect, save the national grid power supply again, economize on resources, the reduction expense through special conversion equipment.
4. this construction process can reach following beneficial effect:
(1) good landscape effect.Change the stiff stiff situation in conventional tunnel, the combination that green plants and light are harmonious makes to be full of greenery and life in the tunnel, helps improving the tunnel ecological environment, beautifies the tunnel view, realizes getting along amiably and peacefully of people and ecological tunnel;
(2) purify air.The tunnel green plants helps absorbing hazardous substancess such as vehicle exhaust, dust, reduces atmosphere pollution, increases the oxygen content in the tunnel;
(3) anti-dazzle.Original smooth easy reflective materials is replaced by a kind of flexible plant in the tunnel; Avoid tunnel illuminating lamp and car lighting lamp to produce dazzle; Harmonious simultaneously landscape environment has also been alleviated driver's eye fatigue, for driving in the tunnel provides a kind of good visual environment;
(4) the absorption noise result is good.The green plants that tunnel wall and top are covered with has slowed down the hard degree of tunnel wall, can absorb the noise in the tunnel, reduces noise pollution;
(5) improved the driving situation.Reflex to the plant light in the human eye, the linear change in tunnel is induced and indicated to its change in color, improved the safe coefficient of driving in the tunnel;
(6) to the cushioning effect of car body.When making car body and tunnel wall take place to impact owing to contingency, flexible ecological vegetation can reduce vehicle and driver's damaged condition;
(7) has safeguard function.Traditional tunnel interior trim is difficult for satisfying the effect of waterproof, cracking resistance, energy-saving and environmental protection and view; And plant can absorb mordant gas of concrete and liquid; Resistancing action has been played in decay to concrete strength, and the durability in tunnel has been played the maintenance effect.
The structure of ecological tunnel; The ecological homeostasis in the tunnel is played the effect actively pushed forward; Realize the coordinated development of ecology, view, illumination, protection in the tunnel; Make the longer service life, environment in tunnel more beautiful, driving is more comfortable, reach investment, safeguard the more final goal of province, be the significant construction process of a kind of environmental effect.
The specific embodiment
1. screen the tunnel green plants
Meteorology, the hydrology, geological conditions screening root system according to geographical position of living in, tunnel are undeveloped; The active force of root is little to the tunnel wall influence, vitality is strong; Evergreen all the year round single kind; Or two kinds and two or more, can give birth to green type of climbing plant at interval, and the screening tunnel green plants optimum functions such as having absorption vehicle exhaust, dust granules concurrently of under tunnel environment, growing is like Boston ivy and Chinese wistaria etc.Promptly the single plant of plantation can be guaranteed evergreen all the year roundly, and two kinds and two or more plants are to have different greening seasons and can guarantee that the tunnel four seasons are evergreen.
2. make up the plant nutrient supply chain
(1) constructs the plant nutrient device
Tunnel inside wall wall from top to bottom is provided with two-layer above nutrition supply chain; The nutrition supply chain is made up of link or bolted bucket type container; The side that each bucket type internal tank is close to tunnel wall is vertically installed with plant nutrient hypothallus, waterproofing course, drainage blanket, separated root layer; And drainage blanket, separated root layer are arranged between waterproofing course and the plant nutrient matrix, are arranged between drainage blanket and the plant nutrient hypothallus at a distance from the root layer.This installs the enough required nutrient matrixes of plant growing of ability splendid attire, and the suitable space and the structure that are beneficial to root system of plant and stem extension, and has the effect of antiseepage retaining wall.Have that light weight is high-strength, environmental protection, good endurance, corrosion resistant characteristic, can good caking property and stability be arranged with tunnel wall, can satisfy the requirement of the climber that makes progress of gravitropism and the intercommunity and the stem of plant roots.
(2) the nutrition supply chain is fixing
The nutrition supply chain links together itself and tunnel wall through screw or cementing agent securely, constitutes a stable whole.Bucket type container is connecting the glass fiber thin plate of inclination through bolt away from a side of tunnel-side; And the toe of glass fiber thin plate is concordant with the opening edge of bucket type container; The fallen leaves that can isolate plant; Prevent to fall on the passage, make fallen leaves slide in the plant nutrient feedway, can make the nutriment of plant growing after rotting.
3. the screening of tunnel illumination daylighting and plant growing light
The screening of tunnel illumination daylighting and plant growing light is to introduce the tunnel to the reproducible solar energy of cleaning, realizes that solar energy utilizes in the tunnel.When length of tunnel is not more than 60m, in the outside, tunnel solar energy collecting and reforming unit are set, filter out the light of the required wave band of plant growing through this device, and adopt photoconductive tube that it is transferred to tunnel internal; When length of tunnel during greater than 60m, consider the decay of light, can convert solar energy to electric energy through solar energy collecting and reforming unit, supply with plant growth lamp and the Tunnel Lamp installed in the tunnel, come the auxiliary electrical network of accomplishing to throw light on.The light that plant gives birth to required wave band is that single, wave band is that 640-660nm ruddiness or single, wave band are 430-450nm royal purple light, or the mixed light of ruddiness and royal purple light.
4. isolation dazzle
Required wide mostly of plant growing are ruddiness and royal purple light, and the eyes that ruddiness and royal purple light stimulate the people easily.Shine the light intensity in the human eye for weakening or shielding, it is dizzy to prevent that the required light of plant growing from producing the driver, guarantees traffic safety.Need on plant growth lamp, to settle anti-dazzle cage, or the three-dimensional phytobiocoenose layer of planning absorbs and blocks dazzle.
5. safeguard plant and nutrition supply
Safeguard that plant and nutrition supply are meant nutrient and the recovery dead twigs and withered leaves of changing death or ultra time limit plant, supplying with plant growing.Planting unit connects through active link, makes things convenient for the replacing, fixing and move and the supply of nutriment of plant.Plant grows into certain time limit in the tunnel, the required nutriment of plant growing maybe be deficient, and that the nutrient that the rotten branch of plant loses leaf to be provided is difficult to keep the growth of plant is required, so need carry out nutrition supply to the plant nutrient supply chain again; After plant reached certain time limit simultaneously, the root, stem and leaf of plant exceeded the carrying of nutrition supply chain, need change ultra time limit plant.So with link or bolt the nutrition supply chain apparatus is connected, conveniently later moves, changes.
6. tunnel fire-fighting
Adopt temperature-sensitive, automatically controlled two control fire detecting systems and aqueous film forming foam or the ultrafine dry powder extinguishing installation that engages in the tunnel, this device is provided with manual foam pourer systems and fire hose reel.Near the head-tank that the tunnel face, is provided with in addition need store whole water supply volumes of fire-fighting, compares with conventional tunnel, should increase the water of the inflammable plant of some fire-fightings, and the arrangement pitch of fire fighting device can reduce 5m on the original basis simultaneously.The purpose that manual foam pourer systems and fire hose reel are set is convenient amateur fire fighter's operation and use.Therefore, original tunnel fire fighting device is transformed and perfect, made that satisfying the fire-fighting demand tunnel in avoids causing the tunnel to destroy and influence is normally runed.
Claims (4)
1. the construction process of an ecological tunnel is characterized in that this construction process comprises:
(1) screening tunnel green plants, the tunnel green plants that is screened is the growth under tunnel environment that suits, and is that root system is undeveloped, vitality is strong, evergreen all the year round single kind, or two kinds and two or more type of climbing plants;
(2) make up the plant nutrient supply chain; The tunnel inside wall is provided with two-layer above nutrition supply chain from top to bottom; The nutrition supply chain is made up of link or bolted bucket type container, and each bucket type internal tank is close to a side of tunnel wall, is vertically installed with plant nutrient hypothallus, waterproofing course, drainage blanket, separated root layer; And drainage blanket, separated root layer are arranged between waterproofing course and the plant nutrient hypothallus, are arranged between drainage blanket and the plant nutrient hypothallus at a distance from the root layer;
(3) screening of tunnel illumination daylighting and plant growing light utilizes solar energy to supply with required illumination of plant growing and tunnel intraoral illumination;
(4) isolate dazzle, anti-dazzle cage is set on plant growth lamp, or planning phytobiocoenose layer absorbs and blocks dazzle;
(5) safeguard plant and nutrition supply, safeguard that plant and nutrition supply are meant nutrient, pesticide and the recovery dead twigs and withered leaves of changing death or ultra time limit plant, supplying with plant growing;
(6) temperature-sensitive, the automatically controlled two control fire detecting systems that engage and the extinguishing device of aqueous film forming foam or ultra-fine dry powder are adopted in tunnel fire-fighting in the tunnel.
2. according to the construction process of the said ecological tunnel of claim 1; It is characterized in that: it is that single, wave band is that 640-660nm ruddiness or single, wave band are 430-450nm royal purple light that illumination is adopted in described plant growing, or the mixed light of ruddiness and royal purple light.
3. according to the construction process of the said ecological tunnel of claim 1, it is characterized in that: described ultra time limit plant makes the plant roots cauline leaf exceed the plant of nutrition supply chain supporting capacity after being meant and reaching certain time limit growth period.
4. according to the construction process of claim 1 or 3 said ecological tunnels, it is characterized in that: bucket type container connects the glass fiber thin plate of inclination away from a side of tunnel-side through bolt, and the toe of glass fiber thin plate is concordant with the opening edge of bucket type container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102730455A CN101713293B (en) | 2009-12-03 | 2009-12-03 | Method for constructing ecological tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102730455A CN101713293B (en) | 2009-12-03 | 2009-12-03 | Method for constructing ecological tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN101713293A CN101713293A (en) | 2010-05-26 |
| CN101713293B true CN101713293B (en) | 2012-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009102730455A Expired - Fee Related CN101713293B (en) | 2009-12-03 | 2009-12-03 | Method for constructing ecological tunnel |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108416144B (en) * | 2018-03-09 | 2021-08-10 | 大连理工大学 | Method for judging influence of tunnel on ecological corridor connectivity |
| CN111919626B (en) * | 2020-08-18 | 2022-04-12 | 中铁二院工程集团有限责任公司 | Ecological utility tunnel |
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Granted publication date: 20120502 Termination date: 20171203 |
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