CN105009725B - Topsoil is peeled off and reuse method - Google Patents
Topsoil is peeled off and reuse method Download PDFInfo
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- CN105009725B CN105009725B CN201410168209.9A CN201410168209A CN105009725B CN 105009725 B CN105009725 B CN 105009725B CN 201410168209 A CN201410168209 A CN 201410168209A CN 105009725 B CN105009725 B CN 105009725B
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Abstract
Peeled off the invention provides a kind of topsoil and reuse method.Wherein method includes：The soil information in borrow areas is gathered, according to the soil information of collection, the soil property and the thickness that fetches earth in borrow areas is determined；Carry out classification and fetch earth with the thickness that fetches earth according to the soil property for determining；Muck haulage and earthing.Further, the embodiment of the present invention, before earthing, the restricted information of soil in collection earthing area, what the restricted information of soil according to collection determined earthing area needs earthing matter and thickness of earth covering；And in earthing：It is that the soil for needing earthing matter for determining carries out earthing that soil property is chosen from the soil of step acquisition of fetching earth, and the thickness of earthing is the thickness of earth covering for determining.The embodiment of the present invention, can improve the soil sampling mass of topsoil, it is ensured that the reuse ratio of topsoil resource.
Description
Technical field
Peeled off and reuse method the present invention relates to soil reutilization technology field, more particularly to a kind of topsoil.
Background technology
The topsoil thickness in arable land is general between 20 to 30cm, its nutrient content is abundant, crop root is intensive and
It is the elite in soil in crumbled structure, is also to ensure that crops obtain the fundamental prerequisite of stable high yield.Topsoil
Once being lost in, the speed of regeneration will slowly, with certain non-renewable, therefore when ploughing occupied, for example：It is non-
Agriculture construction is taken up an area, and peels off the table soil in occupied arable land for newly-ploughed arable land, ground inferior or the improvement of other arable soils, makes preciousness
Topsoil is able to preserve and realize to recycle, to improving farmland quality, improving the ecological environment with highly important value.
But, existing topsoil peel off normally only include with recycling mode fetch earth, muck haulage and the step of earthing three, and
And extremely easily cause the destruction and waste of soil resource typically using the coarse mode that fetches earth in the link that fetches earth.
The content of the invention
In view of this, the present invention provides a kind of topsoil and peels off and reuse method, can improve topsoil
Soil sampling mass, it is ensured that the reuse ratio of topsoil resource.
A kind of topsoil that the present invention is provided is peeled off and reuse method, including：Fetch earth, muck haulage and earthing, it is described
Method also includes：Before described fetching earth, the soil information in borrow areas is gathered, according to the soil information of collection, determine borrow areas
Soil property and fetch earth thickness；It is described fetch earth including：Carry out classification and fetch earth with the thickness that fetches earth according to the soil property for determining.
Further, the soil information includes：Grogs content, pH value, the content of organic matter and soil thickness.
Further, the soil property includes：Fertile table is native, barren table is native and contaminated surface soil.
Further, the soil information according to collection, determines the soil property in borrow areas, including：
It is less than when the chad of the content of organic matter >=1.5%, soil thickness >=40cm, ＞ 1mm is less than the 5% of full soil weight, particle diameter
When the granule content of 10-60% or particle diameter more than 0.01mm that the granule content of 0.01mm accounts for full soil weight accounts for the 40-90% of full soil weight,
It is the fertile table soil that can be fetched earth；
It is less than when the chad of content of organic matter ＜ 1%, soil thickness ＜ 30cm, ＞ 1mm is more than the 10% of full soil weight, particle diameter
The granule content of more than 60% or particle diameter more than 0.01mm that the granule content of 0.01mm accounts for full soil weight accounts for more than the 90% of full soil weight,
It is the barren table soil that can not be fetched earth；
It is the contaminated surface soil that can not be fetched earth as pH value ＜ 5.5 or pH value ＞ 8.5.
Further, methods described also includes：Before the earthing, the restricted information of soil in collection earthing area, according to
What the restricted information of soil of collection determined earthing area needs earthing matter and thickness of earth covering；
The earthing includes：From the soil for fetching earth step acquisition, it is that the determination needs earthing matter to choose soil property
Soil carry out earthing, and earthing thickness be the determination thickness of earth covering.
Further, the soil restrictive factor includes：Soil types, grogs content, pH value, the content of organic matter and soil layer
Thickness.
Further, the restricted information of soil according to collection determines that the earthing matter that needs in earthing area includes：
When soil types is paddy field, as soil thickness >=40cm, the chad of ＞ 1mm is more than the 10% of full soil weight, particle diameter and is less than
The granule content of more than 60% or particle diameter more than 0.01mm that the granule content of 0.01mm accounts for full soil weight accounts for more than the 90% of full soil weight,
Content of organic matter ＜ 1%, need to cover fertile table soil；
When soil types is paddy field, as soil thickness ＜ 30cm, fertile table soil need to be covered；
When soil types is nonirrigated farmland, as soil thickness >=40cm, the chad of ＞ 1mm is more than the 10% of full soil weight, particle diameter and is less than
The granule content of more than 60% or particle diameter more than 0.01mm that the granule content of 0.01mm accounts for full soil weight accounts for more than the 90% of full soil weight,
Fertile table soil need to be covered；
When soil types is nonirrigated farmland, when soil thickness ＜ 30cm, or naked rock make the region on ground, fertile table soil need to be covered.
Further, when fetching earth, hillside fields is fetched earth from top to bottom, and level land is inversely fallen back and fetched earth.
Further, in earthing, using two kinds of Casing ways of uniform earthing and band earthing.
Beneficial effects of the present invention：
The embodiment of the present invention, it is true according to the analysis institute by the soil information to borrow areas before fetching earth when fetching earth
The soil property in fixed borrow areas and the thickness that fetches earth carry out classification and fetch earth, to avoid leakage taking effective soil or crossing taking unwanted soil
Earth, such that it is able to the effective soil sampling mass for improving topsoil, it is ensured that the reuse ratio of topsoil resource.
The embodiment of the present invention, in earthing, according to what is determined to the analysis of the restricted information of soil in earthing area before earthing
Needing earthing matter and thickness of earth covering carries out earthing, and good improvement is obtained with the soil for ensureing earthing area, truly realizes ploughing
Make the recycling of layer soil.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the schematic flow sheet of the first embodiment of the topsoil stripping that the present invention is provided and reuse method.
Fig. 2 is the schematic flow sheet of the first embodiment of the topsoil stripping that the present invention is provided and reuse method.
Fig. 3 is that the topsoil stripping that the present invention is provided is anticipated with the flow of the concrete application embodiment of reuse method
Figure.
Table soil resource and its distribution schematic diagram that Fig. 4 occupies cultivated land for construction project in the embodiment of the present invention.
Fig. 5 is earthing Project Areas schematic diagram in present example.
Fig. 6 is muck haulage route and interim mound point schematic diagram in present example.
Fig. 7 is the schematic diagram that fetched earth in present example.
Fig. 8 is Casing ways schematic diagram in present example.
Specific embodiment
As shown in figure 1, being the flow of the topsoil stripping with the first embodiment of reuse method of present invention offer
Schematic diagram, it includes：
Step S11, the soil information in collection borrow areas, according to the soil information of collection, determine the soil property in borrow areas and take
Soil thickness.
Step S12, the soil property and the thickness that fetches earth that determine according to step S11 carry out classification and fetch earth.
Step S13, muck haulage.
Step S14, earthing.
The embodiment of the present invention, it is true according to the analysis institute by the soil information to borrow areas before fetching earth when fetching earth
The soil property in fixed borrow areas and the thickness that fetches earth carry out classification and fetch earth, to avoid leakage taking effective soil or crossing taking unwanted soil
Earth, such that it is able to the effective soil sampling mass for improving topsoil, it is ensured that the reuse ratio of topsoil resource.
The step of Fig. 1 in S11, soil information includes：Grogs content, pH value, the content of organic matter and soil thickness.Soil property
Including：Fertile table is native, barren table is native and contaminated surface soil.
In step s 11, when the chad of the content of organic matter >=1.5%, soil thickness >=40cm, ＞ 1mm is less than full soil weight
5%th, granule content of the particle diameter less than 0.01mm accounts for the heavy granule content of 10-60% or particle diameter more than 0.01mm of full soil and accounts for full soil weight
40-90% when, be can fetch earth fertile table soil；When the chad of content of organic matter ＜ 1%, soil thickness ＜ 30cm, ＞ 1mm is more than
Full soil weight 10%, granule content of the particle diameter less than 0.01mm account for the particle of more than 60% or particle diameter more than 0.01mm of full soil weight and contain
Amount accounts for more than the 90% of full soil weight, is the barren table soil that can not be fetched earth；As pH value ＜ 5.5 or pH value ＞ 8.5, for that can not fetch earth
Contaminated surface soil.This kind of standard, it is adaptable to various soil types, for example：Paddy field or dry land or field etc. are lived through human being's production
Dynamic influence and the anthropogenic soil of transformation.
The step of Fig. 1 in S12, according to the soil property for determining and the thickness that fetches earth carries out classification and fetch earth to specifically refer to, for not
The soil property of same type, is separately fetched earth according to its corresponding thickness that fetches earth for determining, it is to avoid different types of soil property occurs mixed
The appearance of the phenomenons such as conjunction.The mode for wherein fetching earth can comprehensively utilize excavator, bull-dozer and the artificial mode that fetches earth such as fetch earth.
Before specifically fetching earth, the attachment and larger gravel peeled off on place can be first removed, in order to fetch earth；Simultaneously in completion of fetching earth
Afterwards, stripping area place and construction disturbance face are tamped in time, in order to avoid raise native airborne dust.
In Fig. 1 during step S13, as far as possible using existing road, the optimal route of easy and haul distance is selected.Can if not existing
Existing road, can newly repair sidewalk, simple and practical by the way of newly sidewalk is repaiied, and arable land is accounted for less, and avert danger location.For
Remote muck haulage, it is also an option that the interim mound point in earthing area is closed on convenient transportation, and in interim mound point using dress soil
Woven bag assembles simple retaining wall, prevents erosion.
As shown in Fig. 2 being the flow of the topsoil stripping with the second embodiment of reuse method of present invention offer
Schematic diagram, it includes：
Step S21, the soil information in collection borrow areas, according to the soil information of collection, determine the soil property in borrow areas and take
Soil thickness.
Step S22, the restricted information of soil in collection earthing area, the restricted information of soil according to collection determine earthing area
Need earthing matter and thickness of earth covering.
Step S23, the soil property and the thickness that fetches earth that determine according to step S121 carry out classification and fetch earth.
Step S24, muck haulage.
It is that the soil for needing earthing matter for determining carries out earthing that soil property is chosen in step S25, the soil obtained from the step that fetches earth,
And the thickness of earthing is the thickness of earth covering of the determination.
The present embodiment, before earthing, according to the restricted information of soil to earthing area analysis determine need earthing matter and
Thickness of earth covering carries out earthing, and good improvement is obtained with the soil for ensureing earthing area, truly realizes topsoil
Recycle.
In Fig. 2 in step S22, soil restrictive factor includes：Soil types, gravel concentration, pH value, the content of organic matter and
Table soil thickness.Wherein soil types can be the farming that paddy field or dry land or field etc. influence and transform through human production activity
Soil.The earthing matter that needs for determining earthing area according to the restricted information of soil includes：Soil types be paddy field when, when soil thickness >=
The chad of 40cm, ＞ 1mm is more than the 10% of full soil weight, granule content of the particle diameter less than 0.01mm and accounts for more than 60% or grain of complete native weight
Granule content of the footpath more than 0.01mm accounts for more than 90%, content of organic matter ＜ 1% of full soil weight, need to cover fertile table soil；Soil class
When type is paddy field, as soil thickness ＜ 30cm, fertile table soil need to be covered；When soil types is nonirrigated farmland, as soil thickness >=40cm,
The chad of ＞ 1mm more than full soil weight 10%, granule content of the particle diameter less than 0.01mm account for full soil weight more than 60% or particle diameter it is big
More than the 90% of full soil weight is accounted in the granule content of 0.01mm, fertile table soil need to be covered；When soil types is nonirrigated farmland, when soil layer is thick
Degree ＜ 30cm, or naked rock makes the region on ground, need to cover fertile table soil.
The embodiment of the present invention is illustrated with reference to instantiation.
As shown in figure 3, being the flow of the topsoil stripping with the 3rd embodiment of reuse method of present invention offer
Schematic diagram, it includes：
In step A, by the reconnaissance trip to project construction area tile B, stripping table soil is divided into fertile table is native, barren table
Soil and contaminated surface soil, using fertile table soil as the Tu Yuan that fetches earth, as shown in Figure 4.Wherein, fertile table soil fetches earth thickness 30cm.
In step B, by the investigation to earthing area tile F, according to soil restrictive factor difference, earthing is divided into
The fertile Biao Tu earthing areas of 30cm and the fertile Biao Tu earthing areas of 20cm, as shown in Figure 5.
In step C, when fetching earth, hillside fields is excavated and is carried out from top to bottom toward lower from eminence, and level land is inversely fallen from end is excavated
Excavation is moved back, as shown in Figure 6.
In step D, an existing road is communicated between tile B and tile F, can make muck haulage route；But to fetching earth and earthing
The road in plot needs newly to repair interim sidewalk connection, as shown in Figure 7.
Further, since haul distance is more long, two interim mound points are built by road in tile B.
In addition, earth moving tool is completed using dump truck and lever rubber tire handcart.
In step E, two kinds of Casing ways of uniform earthing and band earthing are taken, as shown in Figure 8.Uniform earthing is by earthing
Thickness requirement, by mound point soil manually is carried into earthing plot, uniform earthing smooth reaches tillage requirements in surface；
Band earthing is that farming ridge earthing is increased and improved by ridge culture requirement.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to skill of the invention
Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, it all should cover at this
In the middle of the right of invention.
Claims (3)
1. a kind of topsoil is peeled off and reuse method, including：Fetch earth, muck haulage and earthing, it is characterised in that：Methods described
Also include：Before described fetching earth, the soil information in borrow areas is gathered, according to the soil information of collection, determine the soil in borrow areas
Matter and the thickness that fetches earth；It is described fetch earth including：Carry out classification and fetch earth with the thickness that fetches earth according to the soil property for determining.
The soil information includes：Grogs content, pH value, the content of organic matter and soil thickness；
The soil property includes：Fertile table is native, barren table is native and contaminated surface soil；
The soil information according to collection, determines the soil property in borrow areas, including：
It is less than when the chad of the content of organic matter >=1.5%, soil thickness >=40cm, ＞ 1mm is less than the 5% of full soil weight, particle diameter
The granule content of 0.01mm accounts for the 40-90% that the heavy granule content of 10-60% or particle diameter more than 0.01mm of full soil accounts for full soil weight
When, it is the fertile table soil that can be fetched earth；
It is less than when the chad of content of organic matter ＜ 1%, soil thickness ＜ 30cm, ＞ 1mm is more than the 10% of full soil weight, particle diameter
The granule content of 0.01mm account for full soil weight the granule content of more than 60% or particle diameter more than 0.01mm account for the 90% of full soil weight with
On, it is the barren table soil that can not be fetched earth；
It is the contaminated surface soil that can not be fetched earth as pH value ＜ 5.5 or pH value ＞ 8.5；
Methods described also includes：Before the earthing, the restricted information of soil in collection earthing area, the soil limit according to collection
What property information processed determined earthing area needs earthing matter and thickness of earth covering；
The earthing includes：The soil for needing earthing matter that soil property is the determination is chosen from the soil of the step acquisition of fetching earth
Carry out earthing, and earthing thickness be the determination thickness of earth covering；
The soil restrictive factor includes：Soil types, grogs content, pH value, the content of organic matter and soil thickness；
The restricted information of soil according to collection determines that the earthing matter that needs in earthing area includes：
When soil types is paddy field, as soil thickness >=40cm, the chad of ＞ 1mm is more than the 10% of full soil weight, particle diameter and is less than
The granule content of 0.01mm account for full soil weight the granule content of more than 60% or particle diameter more than 0.01mm account for the 90% of full soil weight with
On, content of organic matter ＜ 1% need to cover fertile table soil；
When soil types is paddy field, as soil thickness ＜ 30cm, fertile table soil need to be covered；
When soil types is nonirrigated farmland, as soil thickness >=40cm, the chad of ＞ 1mm is more than the 10% of full soil weight, particle diameter and is less than
The granule content of 0.01mm account for full soil weight the granule content of more than 60% or particle diameter more than 0.01mm account for the 90% of full soil weight with
On, fertile table soil need to be covered；
When soil types is nonirrigated farmland, when soil thickness ＜ 30cm, or naked rock make the region on ground, fertile table soil need to be covered.
2. topsoil as claimed in claim 1 is peeled off and reuse method, it is characterised in that：When fetching earth, hillside fields is certainly
Fetched earth under above, level land is inversely fallen back and fetched earth.
3. topsoil as claimed in claim 1 is peeled off and reuse method, it is characterised in that：In earthing, using equal
Two kinds of Casing ways of even earthing and band earthing.
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| CN201410168209.9A CN105009725B (en) | 2014-04-24 | 2014-04-24 | Topsoil is peeled off and reuse method |
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| CN201410168209.9A CN105009725B (en) | 2014-04-24 | 2014-04-24 | Topsoil is peeled off and reuse method |
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| CN105009725B true CN105009725B (en) | 2017-06-23 |
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| CN106134557A (en) * | 2016-06-15 | 2016-11-23 | 上海市农业机械研究所 | What the supination of a kind of layer-stepping elder generation was ploughed ploughs deeply operational method |
| CN110140467B (en) * | 2019-06-21 | 2021-08-24 | 中国地质大学（北京） | Reconstruction method of southern paddy field damaged soil |
| CN113439498B (en) * | 2021-06-17 | 2023-03-17 | 广西壮族自治区自然资源生态修复中心 | Method for stripping plough layer in karst rocky mountain area |
| CN115004895A (en) * | 2022-05-13 | 2022-09-06 | 广东华远国土工程有限公司 | Method for stripping, storing and recycling plough layer |
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| CN102301847A (en) * | 2011-06-22 | 2012-01-04 | 中国矿业大学(北京) | Construction method for land arrangement of rolling ground by topsoil stripping and backfilling |
| RU2476051C1 (en) * | 2012-01-10 | 2013-02-27 | Алексей Николаевич Рыжук | Method of crop growing |
| CN103081602A (en) * | 2012-12-28 | 2013-05-08 | 中国矿业大学(北京) | Method of soil reclamation project topsoil stripping |
| CN103283335B (en) * | 2013-05-22 | 2015-05-06 | 中国矿业大学(北京) | Filling reclamation method for reclaiming coal mining subsidence lands by Yellow River sediment |
| CN103614997B (en) * | 2013-12-19 | 2014-12-24 | 张大安 | Earth borrowing method in process of highway construction |
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