CN104996022A - Secondary equal division and peeling construction method of field lifting cultivated soil layer of hydro-junction project reservoir region - Google Patents
Secondary equal division and peeling construction method of field lifting cultivated soil layer of hydro-junction project reservoir region Download PDFInfo
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- CN104996022A CN104996022A CN201510389248.6A CN201510389248A CN104996022A CN 104996022 A CN104996022 A CN 104996022A CN 201510389248 A CN201510389248 A CN 201510389248A CN 104996022 A CN104996022 A CN 104996022A
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- 238000010276 construction Methods 0.000 title claims abstract description 88
- 239000002689 soil Substances 0.000 title abstract description 27
- 239000004927 clay Substances 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000007689 inspection Methods 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 240000006909 Tilia x europaea Species 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- 238000003973 irrigation Methods 0.000 claims description 3
- 230000002262 irrigation Effects 0.000 claims description 3
- 239000004571 lime Substances 0.000 claims description 3
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- 230000008901 benefit Effects 0.000 abstract description 7
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- 241000196324 Embryophyta Species 0.000 description 7
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- 238000007596 consolidation process Methods 0.000 description 7
- 239000002699 waste material Substances 0.000 description 6
- 238000009313 farming Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 4
- 230000008520 organization Effects 0.000 description 4
- 230000035558 fertility Effects 0.000 description 3
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000009490 roller compaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
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- 208000015181 infectious disease Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
The present invention discloses a secondary equal division and peeling construction method of a field lifting cultivated soil layer of a hydro-junction project reservoir region. The secondary equal division and peeling construction method comprises the specific steps of: A, dividing a primary peeling and stacking block of the cultivated soil layer; B, carrying out primary peeling and stacking of the cultivated soil layer; C, filling, checking, and accepting a foundation booster layer; D, filling, checking, and accepting a clay moisture-keeping layer; and E, transferring stacked cultivated soil and peeling off the cultivated soil of the lower part; then carrying out construction work of filling, checking, and accepting the foundation booster layer, filling, checking, and accepting the clay moisture-keeping layer, carrying out an in-field project, and carrying out a soil material paving procedure of the cultivated soil layer; and finishing field lifting construction after completely finishing a field lifting construction project. By virtue of the secondary equal division and peeling construction method, the construction working efficiency of peeling the cultivated soil layer of the field lifting project of the hydro-junction project reservoir region can be improved, the construction speed of the field lifting project is accelerated; a field lifting contract project construction task is finished during a controlling working period required by a contract; and contract risks that economic compensation is needed as cultivated land is occupied over the seasons due to the fact that the contract working period is delayed are reduced, and a target of contract project economic benefits is realized.
Description
Technical field
The present invention relates to agric and peel off construction method, especially relate to a kind of water-control project reservoir area and lift field agric secondary and divide equally stripping construction method.
Background technology
In consolidation, shallow arable land of flooding, Reservoir region is raised in the work progress of (hereinafter referred to as lifting field), unit in charge of construction often adopts the protection of former mold and takes off ridge stacking on the spot, after depression is raised, the former mold stacked is re-started again and pave, because the pilling up time of former mold is longer, farming earth material safeguard measure is poor, water in farming earth material, fertilizer will run off and totally form desertification, the fertility and air capacity of soils that reach native soil again cannot be restored, cause that crops are in poor harvest has a shortfall in output, larger to impact of agricultural production, several years is needed to recover, larger economic loss is caused to agricultural production.In order to effectively improve farmland quality, safekeeping must be given to consolidation region and the former mold of lifting region, field.
The feature that field engineering is lifted in water-control project reservoir area, the Xiajiang, Jiangxi Province is that (totally 20, field is lifted in reservoir area to area greatly, lift field area and reach 3.75 ten thousand mu, its scale still belongs to the first at home in similar water-control project), the duration, tight (controlling construction period was: lift field and answer block construction, require that each piece of construction infection time is no more than the crop growth time in season, more than the crop growth time in season, it occupies cultivated land to compensate and is responsible for by contractor.Compensation standard is 600 yuan of/mu of seasons.); therefore; if the agric stripping that field engineering construction is lifted in water-control project reservoir area, the Xiajiang does not use new construction method; and continue to use consolidation in the past and lift the tiling method mold protection construction method construction that field engineering uses, lift field engineering construction and cannot complete within the Contract Control duration and lift field contract work construction task.
Summary of the invention
Object of the present invention is just to provide one can make consolidation, can there be good soil quality in the arable land of lifting field at short notice, the fertility of effective maintenance native soil and air capacity of soils, meet and cultivate needs, the water-control project reservoir area of convenient and simple practicality is lifted field agric secondary and is divided equally stripping construction method, the method can improve the construction efficiency that field engineering agric stripping is lifted in water-control project reservoir area, accelerate to lift field engineering construction speed, ensure to complete within the controlling duration of contract requirement to lift field contract work construction task, reduce the economic compensation Contract Risk that occupies cultivated land in super season produced because time limit for contract incurs loss through delay, realize the target of contract item economic benefit.
The object of the present invention is achieved like this:
A kind of water-control project reservoir area is lifted field agric secondary and is divided equally stripping construction method, and feature is: concrete steps are as follows:
A, division agric are once peeled off and stack plot: by the area lifting field field, landform, the water system condition of lifting field detail design diagram root, by lift field field be divided into some parallel spaced-apart arrange agric peel off plot and peel off mold stack plot, accomplish fluently boundary timber and the powder that limes carry out line of demarcation mark;
B, agric are once peeled off and are stacked: arrange according to constructing, in different agrics stripping plot, carry out agric by multiple stage hydraulic backhoe simultaneously and once peel off construction operation, it must take center line as boundary that every block agric peels off plot, the mold of stripping is deposited in respectively the stripping mold being stripped both sides, agric plot and stacks in plot;
C, base mat high level fill and examination: complete the plot that agric is once peeled off, and after qualified by inspection, then fill with clay material or sand gravel material or ballast material, carry out the high-rise filling construction of base mat;
D, clay water conservation layer fill and examination: after the high-rise filling construction of base mat terminates and be qualified by inspection, then fill clay material, carry out clay water conservation layer filling construction;
E, the mold that transfer is stacked also peels off bottom mold: clay water conservation layer filling construction terminate and qualified by inspection after, then stripping mold being stacked the intramassif mold once peeling off stacking transfers on the clay water conservation layer of both sides, and to stripping mold stack intramassif bottom agric carry out secondary peel off construction operation, it will take center line as boundary that every block peels off mold stacking plot, the mold that the mold and secondary of once peeling off stacking are peeled off is deposited on the clay water conservation layer of both sides respectively, and then carry out base mat high level and fill and examination, clay water conservation layer fills and examination, irrigation facility, agric earth material shakeouts the construction operation of operation, lift after field project under construction all completes to design and lift field construction end.
The present invention compares with " consolidation and lift field engineering tiling method mold protect construction method ", has following characteristics:
1, construction organization mode is more advanced.What the present invention adopted is parallel construction organizational form, make use of working face fully, has striven for the time, can shorten the construction period; And the employing of tiling method mold protection construction method is construction organization mode successively, not making full use of working face goes to race against time, so the construction period is long.Therefore, construction organization mode of the present invention is more advanced.
2, speed of application is fast.Owing to present invention employs advanced parallel construction organizational form, and the earth and rock works construction equipment resource abundance on earth and rock works construction equipment leasing market, meet to organize and morely lift the precondition that field construction operation team carries out parallel construction operation simultaneously, achieve multiple field field of lifting to carry out lifting field parallel construction operation simultaneously, therefore, speed of application is fast.
3, significantly reduce and can not meet time limit for contract requirement and the economic compensation Contract Risk that occupies cultivated land in super season produced because lifting field construction speed.Owing to present invention employs parallel mode construction organization, achieve multiple field field of lifting to carry out lifting field parallel construction operation simultaneously, accelerate and lift field job execution progress, highly shortened the construction period, therefore, significantly reduce and can not meet time limit for contract requirement and the economic compensation Contract Risk that occupies cultivated land in super season produced because lifting field construction speed.
Therefore, the present invention has can make consolidation, can there be good soil quality in the arable land of lifting field at short notice, the fertility of effective maintenance native soil and air capacity of soils, meet and cultivate needs, the advantage of convenient and simple practicality, it can improve the construction efficiency that field engineering agric stripping is lifted in water-control project reservoir area, accelerate to lift field engineering construction speed, ensure to complete within the controlling duration of contract requirement to lift field contract work construction task, reduce the economic compensation Contract Risk that occupies cultivated land in super season produced because time limit for contract incurs loss through delay, realize the target of contract item economic benefit.It makes consolidation and lifts the former mold that field takes full advantage of original fertile soil; the soil of former mold, fertile loss can not be caused; improved arable land can play benefit in the short time; not only there is very large society and environmental benefit; and effectively protect the integrated production capacity of China's grain; maintain the grain security of country; be widely used in hydroelectric pivotal project, field engineering is lifted in navigation power key project reservoir area; low-lying easy flooded field () improvement project, land leveling project and other land control engineerings.
Accompanying drawing explanation
Fig. 1 lifts field field mold once to peel off and the schematic diagram stacking Parcel division, in figure: L is the length of lifting field field, and M is the width lifting field field, and a is the width that agric is once peeled off, and b is the width once peeling off agric stacking.
Embodiment
Contrast accompanying drawing below in conjunction with embodiment the present invention is described in further detail.
A kind of water-control project reservoir area is lifted field agric secondary and is divided equally stripping construction method, and Specific construction step is as follows:
A, division agric are once peeled off and stack plot:
According to the area lifting field field lifting field detail design diagram root, (long is L rice, wide is M rice), the condition such as landform, water system, construction equipment job area is peeled off in conjunction with agric, by lift field field be divided into some parallel spaced-apart arrange agric peel off plot and peel off mold stack plot, accomplish fluently boundary timber and the powder that limes carry out line of demarcation mark;
B, agric are once peeled off and are stacked:
(1) carry out agric stripping according to sequence of construction arrangement, large hydraulic backacter should be used to peel off mold.
(2) should separate enough farming earth materials as required, general stripping depth is 15cm ~ 25cm.
(3) the farming earth material be stripped in agric is deposited in by planning the both sides that agric peels off plot, stacks height≤2.0m, and takes Mulching methods to prevent from making farming earth material not produce water and soil loss, with the original liquid manure of Maintaining cultivation earth material.
3, base mat high level fills and examination:
(1) base mat high level fills the cleaning of material top layer, stock ground: should carry out top layer cleaning before selected stock ground excavation, the table soil in cleaning excavation region, weeds, rubbish, waste residue, tree root and supervisor indicate other hinder thing.
(2) uncultivated area lifts the cleaning of construction area earth's surface, field:
1) lifting field construction area present situation is uncultivated area, and during the filling-up thickness < 30cm of the padded basic bed of material in bottom, lift region, field and strictly should carry out base clearly, table soil, weeds, rubbish, waste residue, tree root and supervisor indicate other hinder thing and should clear up.
2) lifting field construction area present situation is uncultivated area, and during the padded basic bed of material filling-up thickness >=30cm in bottom, forest land requires that the tree root of maximum gauge >=20cm must excavate waste, the forest earth's surfaces such as shrub indicate with upper part, rubbish, waste residue and supervisor other hinder thing and should remove, table soil, weeds etc. can not be removed; Table soil, weeds etc. can not be removed for beach, wasteland etc., but the forest earth's surfaces such as shrub indicate with upper part, rubbish, waste residue and supervisor other hinder thing and should remove.
(3) basestocks is exploited from selected stock ground or is utilized excavated material, and the direct entrucking of available excavator is exploited in stock ground, and dump truck transports, and material is not limit, but must not contain the impurity such as plant roots and stems, rubbish, largest block footpath < 50cm.
(4) the construction technical data placement in layers that should determine by field roll compaction test of basestocks, layered rolling.
(5) every layer of basestocks rolls end and can carry out the construction of next procedure after Site Detection is qualified.
4, clay water conservation layer fills and examination:
(1) borrow pit top layer cleaning.Should top layer cleaning be carried out before borrow pit excavation, the table soil in cleaning excavation region, weeds, rubbish, waste residue, tree root and supervisor indicate other hinder thing.
(2) earth material is exploited field from selected earth material or is utilized excavated material, and require uniform soil quality, earth material must not contain the impurity such as plant roots and stems, brick and tile, rubbish, soil block restriction diameter < 15cm.
(3) construction technical data that should determine by field roll compaction test of clay water conservation layer, paving is filled out after one deck clay reaches construction requirement thickness, then carries out the operation of clay roller compaction construction, until compactness terminates roller compaction construction operation after meeting designing requirement.
(4) clay water conservation layer rolls end and can carry out the construction of next procedure after Site Detection is qualified.
5, shift the mold stacked and peel off bottom mold:
Clay water conservation layer filling construction terminate and qualified by inspection after, then stripping mold being stacked the intramassif mold once peeling off stacking transfers on the clay water conservation layer of both sides, and to stripping mold stack intramassif bottom agric carry out secondary peel off construction operation, it will take center line as boundary that every block peels off mold stacking plot, the mold that the mold and secondary of once peeling off stacking are peeled off is deposited on the clay water conservation layer of both sides respectively, and then carry out base mat high level and fill and examination, clay water conservation layer fills and examination, irrigation facility, agric earth material shakeouts the construction operation of operation, lift after field project under construction all completes to design and lift field construction end.
Claims (1)
1. water-control project reservoir area is lifted field agric secondary and is divided equally a stripping construction method, it is characterized in that:
A, division agric are once peeled off and stack plot: by the area lifting field field, landform, the water system condition of lifting field detail design diagram root, by lift field field be divided into some parallel spaced-apart arrange agric peel off plot and peel off mold stack plot, accomplish fluently boundary timber and the powder that limes carry out line of demarcation mark;
B, agric are once peeled off and are stacked: arrange according to constructing, in different agrics stripping plot, carry out agric by multiple stage hydraulic backhoe simultaneously and once peel off construction operation, it must take center line as boundary that every block agric peels off plot, the mold of stripping is deposited in respectively the stripping mold being stripped both sides, agric plot and stacks in plot;
C, base mat high level fill and examination: complete the plot that agric is once peeled off, and after qualified by inspection, then fill with clay material or sand gravel material or ballast material, carry out the high-rise filling construction of base mat;
D, clay water conservation layer fill and examination: after the high-rise filling construction of base mat terminates and be qualified by inspection, then fill clay material, carry out clay water conservation layer filling construction;
E, the mold that transfer is stacked also peels off bottom mold: clay water conservation layer filling construction terminate and qualified by inspection after, then stripping mold being stacked the intramassif mold once peeling off stacking transfers on the clay water conservation layer of both sides, and to stripping mold stack intramassif bottom agric carry out secondary peel off construction operation, it will take center line as boundary that every block peels off mold stacking plot, the mold that the mold and secondary of once peeling off stacking are peeled off is deposited on the clay water conservation layer of both sides respectively, and then carry out base mat high level and fill and examination, clay water conservation layer fills and examination, irrigation facility, agric earth material shakeouts the construction operation of operation, lift after field project under construction all completes to design and lift field construction end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389248.6A CN104996022A (en) | 2015-07-06 | 2015-07-06 | Secondary equal division and peeling construction method of field lifting cultivated soil layer of hydro-junction project reservoir region |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510389248.6A CN104996022A (en) | 2015-07-06 | 2015-07-06 | Secondary equal division and peeling construction method of field lifting cultivated soil layer of hydro-junction project reservoir region |
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| Publication Number | Publication Date |
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| CN104996022A true CN104996022A (en) | 2015-10-28 |
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| CN201510389248.6A Pending CN104996022A (en) | 2015-07-06 | 2015-07-06 | Secondary equal division and peeling construction method of field lifting cultivated soil layer of hydro-junction project reservoir region |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672198A (en) * | 2016-03-25 | 2016-06-15 | 中国电建集团贵阳勘测设计研究院有限公司 | Land-building and plowing structure for reservoir inundation and immersion area and construction method thereof |
| CN114660268A (en) * | 2022-03-22 | 2022-06-24 | 中铁水利水电规划设计集团有限公司 | The seepage monitoring system for the aquifer of the cultivated land in the uplift area of the submerged area of the reservoir |
-
2015
- 2015-07-06 CN CN201510389248.6A patent/CN104996022A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672198A (en) * | 2016-03-25 | 2016-06-15 | 中国电建集团贵阳勘测设计研究院有限公司 | Land-building and plowing structure for reservoir inundation and immersion area and construction method thereof |
| CN114660268A (en) * | 2022-03-22 | 2022-06-24 | 中铁水利水电规划设计集团有限公司 | The seepage monitoring system for the aquifer of the cultivated land in the uplift area of the submerged area of the reservoir |
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Application publication date: 20151028 |
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