CN104343125A - Method for vegetation restoration at soilless steep slope rock dumping field - Google Patents
Method for vegetation restoration at soilless steep slope rock dumping field Download PDFInfo
- Publication number
- CN104343125A CN104343125A CN201310320099.9A CN201310320099A CN104343125A CN 104343125 A CN104343125 A CN 104343125A CN 201310320099 A CN201310320099 A CN 201310320099A CN 104343125 A CN104343125 A CN 104343125A
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- Prior art keywords
- bank protection
- slope
- native
- vegetation
- soil
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- 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
-
- 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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
Abstract
The invention relates to the field of ecological restoration of vegetation at a mine and a mine rock dumping field, in particular to a method for vegetation restoration at a soilless steep slope rock dumping field. The method specifically comprises the following steps: building a reinforcing dam which is 1.4+/-0.5 m higher than the ground at the edge of a slope toe of the steep slope rock dumping field and forming a plurality of drainage holes in the reinforcing dam, wherein the drainage holes are formed in the part of the reinforcing dam which is 50+/-10 cm higher than the ground, the center distance between every two drainage holes is 2.0 m, and the cut aperture is 20 cm*30 cm; filling soil removed from some other places at the corner of the inner side of the reinforcing dam, then filling pits with wicker baskets at the slope of a belt region and then performing staged vegetation restoration of sequential grass and tree planting, wherein the soil removed from some other places is formed by mixing maize straw crushing, river mud and pulverized coal according to a volume ratio of 1:2:1. The materials for building the reinforcing dam are local materials, and the occurrence of slope sliding and water and soil loss is solved at low cost; the trees at the slope toe are also nourished by the water and soil retained by the reinforcing dam, so that a long-acting green protective barrier is formed.
Description
Technical field
The present invention relates to mine and the reparation of FIX CHARGE RATE ABOUT THE WASTE ROCK field vegetation ecological field, specifically a kind of method without native abrupt slope mining junkyard vegetation repair.
Background technology
The exploitation of mineral resources, while making tremendous contribution for national economy and social development, also the serious Eco-Geo-Environment destroying mining area and surface vegetation, the a large amount of Tailings Dam formed and mining junkyard etc. destroy slash, cover a large amount of land resources, while affecting landscape effect, also easily produce the event such as dust, soil erosion, contaminated air and water body environment, bring out Secondary Geological Hazards etc.Mining junkyard is that surface mining is used for stacking the place of peeling off barren rock on, and in all kinds of Abandoned Land of Mine, mining junkyard accounts for the 40%-55% of surface mining mine land used.Without native abrupt slope mining junkyard primarily of the chad differed in size and discarded slag composition, its principal character is widely distributed, and side slope is unstable, very easily forms the geological disasters such as landslide, mud-rock flow.In addition, due to mining junkyard severe water and soil erosion, vegetation natural, ecological repairs difficulty, is difficult point and the emphasis of environment of mining area improvement.
Summary of the invention
The object of this invention is to provide a kind of overcast, a kind of method without native abrupt slope mining junkyard vegetation repair of long-acting benefit.
The technical solution used in the present invention is for achieving the above object:
Without a method for native abrupt slope mining junkyard vegetation repair,
1) build the bank protection of 1.4 ± 0.5m above ground level at the toe edge of abrupt slope mining junkyard by laying bricks or stones, and multiple discharge orifice is set on bank protection; Described discharge orifice is located at bank protection apart from ground 50 ± 10cm eminence, and discharge orifice centre distance is between any two 2.0m, and cut hole footpath is 20cm*30cm;
2) corner landfill soil moved in improve the original inside bank protection, then accounts for hole and with the interim vegetation repair of woods after first grass in belt-like zone side slope wicker basket, and wherein soil moved in improve the original material is that corn stalk powder minces, river silt and fine coal mixes by the volume ratio of 1:2:1;
Described bank protection is trapezoidal shape vertical surface in the face of side slope, and slope is side slope dorsad, and is built by laying bricks or stones by large rock mass or granule ore and cement mixing and stirring or built.
Described bank protection is trapezoidal shape, up-narrow and down-wide, upper wide 0.5m, lower wide 1.0 ± 0.3m, the high 2.0 ± 0.5m of bank protection, and carries out the dark basement process of 60cm.
By described soil moved in improve the original along landfill inside bank protection, landfill depth is 40-50cm, then buries soil moved in improve the original by wicker basket pressure, and adds the bulky grain water-loss reducer of 0.5mm-3mm particle diameter.
Described water-loss reducer and soil moved in improve the original volume proportion 1:120.
Described seeds are pioneer's indigenous tree, economic fruit tree or other preferent; Grass seeds is select the Festuca Arundinacea of imported from America, English ryegrass, English grass grass seeds or other preferent.
The advantage that the present invention has:
Slope business concern operating a porters' service shape of the present invention is planted native country vanguard tree seed locust tree, willow etc., such seeds well developed root system, strong stress resistance, the ecological protection barrier that formation that can be very fast is new, increases the stability of side slope.Festuca Arundinacea or English ryegrass, English grass are applicable to the Northeast's cold snap, and drought-resistant, impoverishment tolerant, landscape effect are good, the labour intensity of management of slope is low; 3-4 carries out center thinning and loosens the soil, the fruit trees such as grape of planting, and can be good at realizing greening side slope and seeing returns of investment in a short time.In addition, the space matching of lower trees, upper filling grass, forms lower Gu Po and blocks soil, the step protection effect of upper greening soil conservation, be also conducive to realizing without native abrupt slope mining junkyard water, soil, light resources utilization to greatest extent.
Bank protection build materials of the present invention are gathered materials on the spot simultaneously, the generation solving slope and land slide and soil erosion of low cost; The water and soil that bank protection is retained has nourished again the arboreal growth of toe, defines long-acting Green Protection barrier.The outfit of soil moved in improve the original is drawn materials nearby, and cost is low; Wicker basket simple structure, be easy to transport and ventilation, permeable, by its loose some Gu Keng, solve the water and soil condition of woods, grass growth, aerial and the extension of underground root system of woods, grass facilitate the monolithic stability of side slope and the local weathering of ore deposit rock, planting of later stage grape, can be good at realizing greening side slope and seeing returns of investment in a short time.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention, wherein 1. dykes and dams; 2. discharge orifice; 3. corner soil moved in improve the original; 4. admittedly cheat wicker basket.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
Embodiment 1
Without the method for native abrupt slope mining junkyard vegetation repair, comprise the steps:
Build the bank protection of 1.4 ± 0.5m above ground level by laying bricks or stones at the toe edge of abrupt slope mining junkyard, bank protection is side slope faced by trapezoidal shape vertical surface, and slope is side slope dorsad, up-narrow and down-wide, upper wide 0.5m, lower wide 1.0 ± 0.3m, land for dike protection lower part 0.6m is high, and on bank protection, arrange multiple discharge orifice; Described discharge orifice is located at the junction of bank protection contact perpendicular to the ground, and discharge orifice centre distance is between any two 2.0m, and cut hole footpath is 20cm*30cm;
Wherein bank protection is built by laying bricks or stones by large rock mass or granule ore and cement mixing and stirring or is built.
2) corner landfill soil moved in improve the original inside bank protection, landfill depth is 40-50cm, then account for hole pressure with wicker basket side slope wicker basket and bury soil moved in improve the original, and add the bulky grain water-loss reducer of 0.5mm-3mm particle diameter, finally account for hole and with the interim vegetation repair of woods after first grass in belt-like zone side slope wicker basket, wherein soil moved in improve the original material is that corn stalk powder minces, river silt and fine coal mixes by the volume ratio of 1:2:1; Pioneer's indigenous trees such as Tree Species Selection locust tree, willow, the economic fruit tree such as plant hawthorn, jujube tree etc. of suiting measures to local conditions; The grass seeds such as the Festuca Arundinacea of grass seed selection imported from America or English ryegrass+English grass, the thinning of 3-4 draft closing rear center, 1 grape seedlings of planting in every basket.
Wherein,
During corner dykes and dams described in build, first carry out the dark basement process of 60cm, build material and to gather materials on the spot mining junkyard bulk barren rock or waste residue, mixed cement is built by laying bricks or stones or is built; Bank protection is apart from ground 40-60cm.
Soil moved in improve the original of the present invention be minced by the corn stalk powder of volume ratio 1:2:1, river silt or river shoal soil and flyash mixed preparing, to the mining junkyard not easily obtaining river silt or river shoal soil, do not produce new surface vegetation destroy premised under can fetch earth nearby or adopt building surflaes; Inside bank protection, landfill 40-50cm is dark; Wicker basket pressure buries soil moved in improve the original need add water-loss reducer product used in the bulky grain prior art of 0.5mm-3mm particle diameter, increase soil permeability, water-loss reducer and soil moved in improve the original volume proportion about 1:120, fully should mix with soil moved in improve the original during interpolation, planting or after planting watering permeable 1 time in place with good conditionsi.
Wicker basket material of the present invention is widely distributed, buy old low, transport light.Wicker basket 0.6m*0.8m, selects position and accounts for hole, or artificial interval 2.0-3.0m excavates the arrangement of about 30cm dell cave, and construction is simple.Due to large without the domatic toe of native abrupt slope mining junkyard, easily form landslide and dropstone, being suitable for and selecting at the beginning of last month of spring in winter, freezes in top layer, but the organizing construction on opportunity that lower floor still freezes.Can select manually to move stone, the mode of shallow cut tree well, realize wicker basket Gu Keng and account for cave.
Claims (6)
1., without a method for native abrupt slope mining junkyard vegetation repair, it is characterized in that:
1) build the bank protection of 1.4 ± 0.5m above ground level at the toe edge of abrupt slope mining junkyard by laying bricks or stones, and multiple discharge orifice is set on bank protection; Described discharge orifice is located at bank protection apart from ground 50 ± 10cm eminence, and discharge orifice centre distance is between any two 2.0m, and cut hole footpath is 20cm*30cm;
2) corner landfill soil moved in improve the original inside bank protection, then accounts for hole and with the interim vegetation repair of woods after first grass in belt-like zone side slope wicker basket, and wherein soil moved in improve the original material is that corn stalk powder minces, river silt and fine coal mixes by the volume ratio of 1:2:1.
2. by the method without native abrupt slope mining junkyard vegetation repair according to claim 1, it is characterized in that: described bank protection be side slope faced by trapezoidal shape vertical surface, and slope is side slope dorsad, and built by laying bricks or stones by large rock mass or granule ore and cement mixing and stirring or built.
3., by the method without native abrupt slope mining junkyard vegetation repair according to claim 2, it is characterized in that: described bank protection is trapezoidal shape, up-narrow and down-wide, upper wide 0.5m, lower wide 1.0 ± 0.3m, the high 2.0 ± 0.5m of bank protection, and carry out the dark basement process of 60cm.
4. by the method without native abrupt slope mining junkyard vegetation repair according to claim 1, it is characterized in that: by described soil moved in improve the original along landfill inside bank protection, landfill depth is 40-50cm, then buries soil moved in improve the original by wicker basket pressure, and adds the bulky grain water-loss reducer of 0.5mm-3mm particle diameter.
5., by the method without native abrupt slope mining junkyard vegetation repair according to claim 4, it is characterized in that: described water-loss reducer and soil moved in improve the original volume proportion 1:120.
6. by the method without native abrupt slope mining junkyard vegetation repair according to claim 1, it is characterized in that: described seeds are pioneer's indigenous tree, economic fruit tree or other preferent; Grass seeds is select the Festuca Arundinacea of imported from America, English ryegrass, English grass grass seeds or other preferent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310320099.9A CN104343125A (en) | 2013-07-26 | 2013-07-26 | Method for vegetation restoration at soilless steep slope rock dumping field |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310320099.9A CN104343125A (en) | 2013-07-26 | 2013-07-26 | Method for vegetation restoration at soilless steep slope rock dumping field |
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| CN104343125A true CN104343125A (en) | 2015-02-11 |
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| CN201310320099.9A Pending CN104343125A (en) | 2013-07-26 | 2013-07-26 | Method for vegetation restoration at soilless steep slope rock dumping field |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105075635A (en) * | 2015-09-06 | 2015-11-25 | 沈阳大学 | Ecological restoration method of iron mine steep slope waste rock field in northern area |
| CN105900634A (en) * | 2016-04-19 | 2016-08-31 | 淮安市苏泽生态农业有限公司 | Ecologically sustainable organic wheat planting method |
| CN115299279A (en) * | 2021-05-06 | 2022-11-08 | 中国科学院沈阳应用生态研究所 | Method for quickly repairing soilless wound side slope vegetation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201593424U (en) * | 2009-12-13 | 2010-09-29 | 吴祥云 | Cave-like soil-filled green pit on coal gangue heap |
| CN102257945A (en) * | 2010-10-30 | 2011-11-30 | 鞍钢集团矿业公司 | Wicker basket hole fixing planting method for mine side slope |
| CN102349409A (en) * | 2011-08-22 | 2012-02-15 | 纪万斌 | Surrounding basket type green coverage method for mountain body inferior soil |
| CN102392454A (en) * | 2011-10-13 | 2012-03-28 | 中钢集团马鞍山矿山研究院有限公司 | Adverse-slope flat-plate treating and ecological restorative measure for refuse dump |
-
2013
- 2013-07-26 CN CN201310320099.9A patent/CN104343125A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201593424U (en) * | 2009-12-13 | 2010-09-29 | 吴祥云 | Cave-like soil-filled green pit on coal gangue heap |
| CN102257945A (en) * | 2010-10-30 | 2011-11-30 | 鞍钢集团矿业公司 | Wicker basket hole fixing planting method for mine side slope |
| CN102349409A (en) * | 2011-08-22 | 2012-02-15 | 纪万斌 | Surrounding basket type green coverage method for mountain body inferior soil |
| CN102392454A (en) * | 2011-10-13 | 2012-03-28 | 中钢集团马鞍山矿山研究院有限公司 | Adverse-slope flat-plate treating and ecological restorative measure for refuse dump |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105075635A (en) * | 2015-09-06 | 2015-11-25 | 沈阳大学 | Ecological restoration method of iron mine steep slope waste rock field in northern area |
| CN105900634A (en) * | 2016-04-19 | 2016-08-31 | 淮安市苏泽生态农业有限公司 | Ecologically sustainable organic wheat planting method |
| CN115299279A (en) * | 2021-05-06 | 2022-11-08 | 中国科学院沈阳应用生态研究所 | Method for quickly repairing soilless wound side slope vegetation |
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Application publication date: 20150211 |
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