CN103306270A - Method for processing environment-friendly deep soft soil shallow foundation and device for reinforcing foundation - Google Patents

Method for processing environment-friendly deep soft soil shallow foundation and device for reinforcing foundation Download PDF

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Publication number
CN103306270A
CN103306270A CN2013102122668A CN201310212266A CN103306270A CN 103306270 A CN103306270 A CN 103306270A CN 2013102122668 A CN2013102122668 A CN 2013102122668A CN 201310212266 A CN201310212266 A CN 201310212266A CN 103306270 A CN103306270 A CN 103306270A
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pvc
foundation
looped pipeline
draining board
plastic draining
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CN103306270B (en
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冯守中
屈双双
周建
连冲
李洁
王军
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WUHAN GUANGYI TRAFFIC TECHNOLOGY Co Ltd
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WUHAN GUANGYI TRAFFIC TECHNOLOGY Co Ltd
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Abstract

The invention provides a method for processing an environment-friendly deep soft soil shallow foundation. The method comprises the steps as follows: vacuumizing in PVC (polyvinyl chloride) main pipes through a vacuum pump, and transmitting a negative pressure into foundation soil through plastic water draining plates to discharge pore water between soil particles so as to increase the bearing capacity of soft soil for the first time; and forming a vertically reinforced light hard shell layer through an environment-friendly light pile. A reinforcement device comprises a row of PVC main pipes, multiple columns of PVC auxiliary pipes, a plurality of plastic water draining plates and a vacuum pump, wherein one end of each PVC main pipe is connected with the vacuum pump; the other end of each PVC main pipe is closed; one end of each PVC auxiliary pipe is communicated with each PVC main pipe; the other end of each PVC auxiliary pipe is closed; a groove opening with the width of 6-8 mm is formed in the side wall of each PVC auxiliary pipe; one end of each plastic water draining plate is inserted into each groove opening; each groove opening and the joint of each plastic water draining plate and each groove opening are wound and sealed with a plastic film or an adhesive tape; and the other end of each plastic water draining plate is inserted into a soft soil or ultra soft soil foundation. The method has the benefits as follows: the light hard shell layer is formed under the action of the plastic water draining plates and the environment-friendly light pile, the surrounding environment of the foundation is not destroyed, and the construction cost is low.

Description

Environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method and bracing means thereof
Technical field
The invention belongs to Deep Thick Soft Ground shallow layer reinforcement process field in the civil engineering construction, be specifically related to a kind of environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method and bracing means thereof.
Background technology
Weak soil generally refers to deposit in the gentle slug flow water environment of hydrostatic, based on glutinous grain and with the modern ground thing of microbial action.It is the soft stream of moulding and moulds state, and outward appearance is the fine soil grain based on grey, as mud and mucky soil, peat soil and bog soil, and the saturated cohesive soil of other high-compressibilities, silt etc.Wherein mud and mucky soil are the main types of weak soil.
In landlocked rivers and lakes, marsh, ocean bank exist a large amount of thickness greater than the weak soil more than 20 meters or ultra-soft soil, build highway, during building such as railway, harbour, must handle weak soil or super soft ground, the purpose of Soft Ground is exactly the stress layer under the basis of building or equipment to be improved the intensive treatment of its intensity and stability, improving or the native state of consolidated subsoil, the stability requirement when guaranteeing the ground load-bearing with guarantee that foundation deformation is no more than the permissible value of regulation and stipulation.
At Deep Thick Soft Ground or ultra-soft soil, it is curing materials that traditional foundation treatment mode often adopts cement, the basic reinforcing of semi-rigid or flexible pile of mixing and stirring by deep layer stirring, churning or powder spray type, native state with improvement or consolidated subsoil, make it to meet the technical measures of engine request, its construction costs is higher, and has destroyed the underground water paths in the regional stratum, influences the ground peripheral ecological environment.
Summary of the invention
The technical problem to be solved in the present invention is, at the prior art above shortcomings, provides a kind of environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method and bracing means thereof, do not destroy the geological environment of ground stabilization periphery, and construction costs is low.
The present invention solves the problems of the technologies described above the technical scheme that adopts to be:
Environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method may further comprise the steps:
1) plugs a plurality of plastic draining boards at the construction section ground surface for the treatment of reinforcing soft soil or super soft ground by the board-plugging device injection;
2) the horizontal and vertical lay respectively one row PVC along the construction section for the treatment of reinforcing soft soil or super soft ground is responsible for and multiple row PVC looped pipeline, and the end that PVC is responsible for is connected with vacuum pump, other end sealing; One end of PVC looped pipeline is responsible for PVC by tee junction and is communicated with other end sealing; The sidewall of PVC looped pipeline is offered the wide notch of 6 ~ 8mm together along its length, the upper end of the plastic draining board that plugs in the step 1) is inserted in the notch of PVC looped pipeline sidewall the junction of twining the notch of sealing notch and plastic draining board and PVC looped pipeline along PVC looped pipeline length direction with plastic foil or adhesive tape;
3) check the joint of each plastic draining board, plastic draining board is stretched out the construction section ground surface and the exposed parts that is connected with the PVC looped pipeline with closely knit native covering;
4) open vacuum pump and vacuumize to the PVC looped pipeline successively by the PVC person in charge, the plastic draining board that is connected with the PVC looped pipeline transmits negative pressure in foundation soil, discharge the pore water between soil particle, improves weak soil or super soft ground bearing capacity for the first time;
5) when vacuum pump pump drainage water after 3 ~ 20 days, weak soil or super soft ground bearing capacity reach more than the 60kpa, stop vacuum pump pump drainage water, adopt pile driver injection foundation pile, form the crust layer of vertical reinforcement;
6) again through carrying out static loading test after the 28 day length of time, if weak soil or super soft ground bearing capacity meet the demands, reinforcing finishes; If bearing capacity do not reach requirement, repeating step 4) in open vacuum pump and be responsible for by PVC and vacuumize to the PVC looped pipeline successively, in foundation soil, transmit the further compact earth of negative pressure, meet the demands until bearing capacity of foundation soil, stop again vacuumizing;
7) last, the leveling of construction section ground surface is rolled until top layer compactness 〉=0.9 examination of handing over.
Press such scheme, described plastic draining board is made up of plastic cement base plate and the end face of circular cone convex (or hollow cylindrical porous), the plastic cement base plate is made by high impact polystyrene (HIPS) or poly material, and end face glueds joint the filtration geotextiles that one deck can stop the earth particulate to pass through.
Press such scheme, in the described step 1), the length of plastic draining board exceeds the length of the foundation pile of pile driver injection, and the upper end of plastic draining board exceeds the length 20~40cm of construction section ground surface.
Press such scheme, in the described step 5), the foundation pile of pile driver injection adopts the stake of environment-friendly light material, form the lightweight crust layer with the plastic draining board acting in conjunction, the material of described environment-friendly light material stake is mixed by following three kinds of raw materials and forms: 1. quicklime, 2. cement or waste gypsum or sodium sulfate powder, 3. flyash or slag or slag, 4. haydite sand or drift-sand; The shared parts by weight of each raw material are: 1. quicklime is 1~8 part, and 2. 0.01~2 part of 1~3 part of cement or waste gypsum or sodium sulfate powder are 0.01~1 part, and 3. flyash or slag or slag are by totally 2~9 parts of any proportionings.
Press such scheme, in the described step 5), the foundation pile of pile driver injection adopts the stake of environment-friendly light material, form the lightweight crust layer with the plastic draining board acting in conjunction, the material of described environment-friendly light material stake is mixed by following four kinds of raw materials and forms: 1. quicklime, 2. cement or waste gypsum or sodium sulfate powder, 3. flyash or slag or slag, 4. haydite sand or drift-sand; The shared parts by weight of each raw material are: 1. quicklime is 1~8 part, 2. 0.01~2 part of 1~3 part of cement or waste gypsum or sodium sulfate powder are 0.01~1 part, 3. flyash or slag or slag are by totally 2~9 parts of any proportionings, and 4. haydite sand or drift-sand are by totally 1~6 part of any proportioning.
Press such scheme, the thickness of described lightweight crust layer is 3 ~ 12m.
The present invention also provides a kind of environmentally friendly Deep Thick Soft Ground shallow layer foundation bracing means, comprises a row PVC person in charge, multiple row PVC looped pipeline, a plurality of plastic draining board and vacuum pump, and the end that described PVC is responsible for is connected with vacuum pump, other end sealing; One end of PVC looped pipeline is responsible for PVC by tee junction and is communicated with other end sealing; The sidewall of PVC looped pipeline is offered the wide notch of 6 ~ 8mm together along its length, one end of described plastic draining board inserts in the notch of PVC looped pipeline sidewall, and twine and sealing along PVC looped pipeline length direction with plastic foil or adhesive tape the junction of the notch of notch and plastic draining board and PVC looped pipeline.
Press such scheme, described plastic draining board is made up of plastic cement base plate and the end face of circular cone convex or hollow cylindrical porous, the plastic cement base plate is made by high impact polystyrene (HIPS) or poly material, and end face glueds joint the filtration geotextiles that one deck can stop the earth particulate to pass through.
Press such scheme, the length of described plastic draining board is 4 ~ 13m.
The present invention is at weak soil or the following plastic draining board of super soft ground construction 12 m, and the upper end screw plug of plastic draining board is put into the notch of PVC looped pipeline sidewall, in being responsible for, PVC vacuumizes by vacuum pump, in foundation soil, transmit negative pressure by plastic draining board, discharge pore water between soil particle with this, reach the purpose of first raising weak soil bearing capacity; Afterwards, by the rammer method construction environment-friendly light material stake of shaking to reach compacted, displacement, physics suction and the chemical consolidation of lightweight cementitious materials and the acting in conjunction mechanism of flexible or semi-rigid pile body, improve weak soil shallow-layer (general 3~12m) state, form the lightweight hard shell body layer of vertical reinforcement, this crust layer has the effect of carrying, anti-sedimentation, anti-liquefaction when antiskid moves distortion and earthquake.
The inventive method Ground Treatment guarantees that foundation soil satisfies bearing capacity and deformation requirements under the load state principle is: have the effect that plastic draining board reaches vertical reinforcement in the lightweight crust layer that Ground Treatment obtains, can strengthen the ability that soil body shearing resistance antiskid moves, the treatment technology parameter of crust layer can be according to the requirement for bearing capacity of structure bottom, the stake of arranging the stake of environment-friendly light material is long, the stake footpath, pile spacing, the subsidiary stress of the load of structure or other load reaches to change and handles crust layer interior angle of internal friction Ф and cohesion C, so that can be dissipated in the crust layer of carrying.
The present invention has following beneficial effect: by the cooperation of plastic draining board, PVC looped pipeline, the PVC person in charge and vacuum pump, and the acting in conjunction of combination environmental protection light material stake, the function of processing soft soil such as stabilization by drainage, the soil compaction that realizes weak soil or super soft ground is closely knit, light material displacement, chemical consolidation, pile foundation load and negative pressure of vacuum are compacted, construction costs is low, the social benefit height; Simultaneously crust layer after treatment contains the light material of turning waste into wealth in a large number, its unit weight and foundation soil do not handle before quite or light slightly, so can not destroy the geological environment of ground stabilization periphery to not having the substratum weak soil generation subsidiary stress of consolidation process yet.
Description of drawings
Fig. 1 is the structural representation of foundation-reinforcing device of the present invention.
Fig. 2 is the structural representation that plastic draining board and PVC looped pipeline are connected among Fig. 1.
Fig. 3 is the structural representation of the environmentally friendly Deep Thick Soft Ground shallow layer foundation of the present invention consolidation process.
Fig. 4 is the process chart of the environmentally friendly Deep Thick Soft Ground shallow layer foundation of the present invention processing method.
Among the figure: 1-PVC is responsible for, 2-PVC looped pipeline, 3-plastic draining board, 4-vacuum pump, 5-tee junction, 6-notch, 7-construction section ground surface, the stake of 8-environment-friendly light material.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing technical scheme of the present invention is further described in detail.
With reference to Fig. 1 ~ shown in Figure 2, environmentally friendly Deep Thick Soft Ground shallow layer foundation bracing means of the present invention, comprise a row PVC person in charge 1, multiple row PVC looped pipeline 2, a plurality of plastic draining board 3 and vacuum pump 4, the described PVC person in charge's 1 a end is connected with vacuum pump 4, other end sealing; One end of PVC looped pipeline 2 is responsible for 1 by tee junction 5 with PVC and is communicated with, other end sealing; The sidewall of PVC looped pipeline 2 is offered the wide notch 6 of 6 ~ 8mm together along its length, one end of described plastic draining board 3 inserts in the notch 6 of PVC looped pipeline 2 sidewalls, and twine and sealing along PVC looped pipeline 2 length directions with plastic foil or adhesive tape the junction of the notch 6 of notch 6 and plastic draining board 3 and PVC looped pipeline 2.
Described plastic draining board 3 is made up of plastic cement base plate and the end face of circular cone convex or hollow cylindrical porous, the plastic cement base plate is made by high impact polystyrene (HIPS) or poly material, end face glueds joint the filtration geotextiles that one deck can stop the earth particulate to pass through, thereby avoid drainage channel to block, make the duct draining smooth and easy.
The length of described plastic draining board 3 is 4 ~ 13 m.
With reference to Fig. 3 ~ shown in Figure 4, during work, adopt above-mentioned environmentally friendly Deep Thick Soft Ground shallow layer foundation bracing means to carry out the method that shallow layer foundation is handled, may further comprise the steps:
1) plugs a plurality of plastic draining boards 3 at the construction section ground surface 7 for the treatment of reinforcing soft soil or super soft ground by the board-plugging device injection;
2) along the horizontal and vertical lay respectively one row PVC person in charge 1 and the multiple row PVC looped pipeline 2 of the construction section for the treatment of reinforcing soft soil or super soft ground, an end of the PVC person in charge 1 is connected with vacuum pump 4, other end sealing; One end of PVC looped pipeline 2 is responsible for 1 by tee junction 5 with PVC and is communicated with, other end sealing; The sidewall of PVC looped pipeline 2 is offered the wide notch 6 of 6 ~ 8mm together along its length, the upper end of the plastic draining board 3 that plugs in the step 1) is inserted in the notch 6 of PVC looped pipeline 2 sidewalls, twine the junction of sealing notch 6 and plastic draining board 3 and the notch 6 of PVC looped pipeline 2 with plastic foil or adhesive tape along PVC looped pipeline 2 length directions;
3) check the joint of each plastic draining board 3, plastic draining board 3 is stretched out the exposed parts that construction section ground surface 7 is connected with PVC looped pipeline 2 cover with closely knit soil;
4) open vacuum pump 4 and vacuumize to PVC looped pipeline 2 successively by the PVC person in charge 1, the plastic draining board 3 that is connected with PVC looped pipeline 2 transmits negative pressure in foundation soil, discharge the pore water between soil particle, improves weak soil or super soft ground bearing capacity for the first time;
5) when vacuum pump 4 pump drainage water after 3 ~ 20 days, weak soil or super soft ground bearing capacity reach more than the 60kpa, stop vacuum pump 4 pump drainage water, adopt pile driver injection environment-friendly light material stake 8, form the lightweight crust layer of vertical reinforcement;
6) again through carrying out static loading test after the 28 day length of time, if weak soil or super soft ground bearing capacity meet the demands, reinforcing finishes; If bearing capacity do not reach requirement, repeating step 4) in open vacuum pump 4 and be responsible for 1 by PVC and vacuumize to PVC looped pipeline 2 successively, in foundation soil, transmit the further compact earth of negative pressure, meet the demands until bearing capacity of foundation soil, stop again vacuumizing;
7) last, 7 levelings of construction section ground surface are rolled until top layer compactness 〉=0.9 examination of handing over.
The length of plastic draining board 3 exceeds the length of environment-friendly light material stake 8, and the upper end of plastic draining board 3 exceeds the length 20~40cm of construction section ground surface 7.
Embodiment 1: in the described step 5), the foundation pile of pile driver injection adopts environment-friendly light material stake 8, form the lightweight crust layer with plastic draining board 3 actings in conjunction, the material of described environment-friendly light material stake 8 is mixed by following three kinds of raw materials and forms: 1. quicklime, 2. cement or waste gypsum or sodium sulfate powder, 3. flyash or slag or slag, 4. haydite sand or drift-sand; The shared parts by weight of each raw material are: 1. quicklime is 1~8 part, 2. 0.01~2 part of 1~3 part of cement or waste gypsum or sodium sulfate powder are 0.01~1 part, 3. flyash or slag or slag are by totally 2~9 parts of any proportionings, according to above-mentioned part by weight, the material lightweight of this environment-friendly light material stake 8, can meet water reaction and can solidify.
Embodiment 2: relative embodiment 1, other are constant, only in described step 5), the foundation pile of pile driver injection adopts environment-friendly light material stake 8, form the lightweight crust layer with plastic draining board 3 actings in conjunction, the material of described environment-friendly light material stake 8 is mixed by following four kinds of raw materials and forms: 1. quicklime, 2. cement or waste gypsum or sodium sulfate powder, 3. flyash or slag or slag, 4. haydite sand or drift-sand; The shared parts by weight of each raw material are: 1. quicklime is 1~8 part, 2. 0.01~2 part of 1~3 part of cement or waste gypsum or sodium sulfate powder are 0.01~1 part, 3. flyash or slag or slag are by totally 2~9 parts of any proportionings, 4. haydite sand or drift-sand are by totally 1~6 part of any proportioning, according to above-mentioned part by weight, the material lightweight of this environment-friendly light material stake 8, can meet water reaction and can solidify.
The present invention is at weak soil or the following plastic draining board 3 of super soft ground construction 12 m, and the upper end screw plug of plastic draining board 3 is put into the notch 6 of PVC looped pipeline 2 sidewalls, in the PVC person in charge 1, vacuumize by vacuum pump 4, in foundation soil, transmit negative pressure by plastic draining board 3, discharge hole between pore water between soil particle and closely knit soil particle with this, reach the purpose of first raising weak soil bearing capacity; Afterwards, by the rammer method construction environment-friendly light material stake 8 of shaking to reach compacted, displacement, physics suction and the chemical consolidation of lightweight cementitious materials and the acting in conjunction mechanism of flexible or semi-rigid pile body, improve weak soil shallow-layer (general 3~12m) state, form the lightweight hard shell body layer of vertical reinforcement, this lightweight hard shell body layer has the effect of carrying, anti-sedimentation, anti-liquefaction when antiskid moves distortion and earthquake.
Above-described only is preferred embodiment of the present invention; certainly can not limit the present invention's interest field with this; therefore adopt identical with this example or close method, or change according to the equivalence that the present patent application claim is done, still belong to protection scope of the present invention.

Claims (9)

1. environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method is characterized in that: may further comprise the steps:
1) plugs a plurality of plastic draining boards at the construction section ground surface for the treatment of reinforcing soft soil or super soft ground by the board-plugging device injection;
2) the horizontal and vertical lay respectively one row PVC along the construction section for the treatment of reinforcing soft soil or super soft ground is responsible for and multiple row PVC looped pipeline, and the end that PVC is responsible for is connected with vacuum pump, other end sealing; One end of PVC looped pipeline is responsible for PVC by tee junction and is communicated with other end sealing; The sidewall of PVC looped pipeline is offered the wide notch of 6 ~ 8mm together along its length, the upper end of the plastic draining board that plugs in the step 1) is inserted in the notch of PVC looped pipeline sidewall the junction of twining the notch of sealing notch and plastic draining board and PVC looped pipeline along PVC looped pipeline length direction with plastic foil or adhesive tape;
3) check the joint of each plastic draining board, plastic draining board is stretched out the construction section ground surface and the exposed parts that is connected with the PVC looped pipeline with closely knit native covering;
4) open vacuum pump and vacuumize to the PVC looped pipeline successively by the PVC person in charge, the plastic draining board that is connected with the PVC looped pipeline transmits negative pressure in foundation soil, discharge the pore water between soil particle, improves weak soil or super soft ground bearing capacity for the first time;
5) when vacuum pump pump drainage water after 3 ~ 20 days, weak soil or super soft ground bearing capacity reach more than the 60kpa, stop vacuum pump pump drainage water, adopt pile driver injection foundation pile, form the crust layer of vertical reinforcement;
6) again through carrying out static loading test after the 28 day length of time, if weak soil or super soft ground bearing capacity meet the demands, reinforcing finishes; If bearing capacity do not reach requirement, repeating step 4) in open vacuum pump and be responsible for by PVC and vacuumize to the PVC looped pipeline successively, in foundation soil, transmit the further compact earth of negative pressure, meet the demands until bearing capacity of foundation soil, stop again vacuumizing;
7) last, the leveling of construction section ground surface is rolled until top layer compactness 〉=0.9 examination of handing over.
2. environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method as claimed in claim 1, it is characterized in that: described plastic draining board is made up of plastic cement base plate and the end face of circular cone convex (or hollow cylindrical porous), the plastic cement base plate is made by high impact polystyrene (HIPS) or poly material, and end face glueds joint the filtration geotextiles that one deck can stop the earth particulate to pass through.
3. environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method as claimed in claim 1, it is characterized in that: in the described step 1), the length of plastic draining board exceeds the length of the foundation pile of pile driver injection, and the upper end of plastic draining board exceeds the height 20~40cm of construction section ground surface.
4. environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method as claimed in claim 1, it is characterized in that: in the described step 5), the foundation pile of pile driver injection adopts the stake of environment-friendly light material, form the lightweight crust layer with the plastic draining board acting in conjunction, the material of described environment-friendly light material stake is mixed by following three kinds of raw materials and forms: 1. quicklime, 2. cement or waste gypsum or sodium sulfate powder, 3. flyash or slag or slag, 4. haydite sand or drift-sand; The shared parts by weight of each raw material are: 1. quicklime is 1~8 part, and 2. 0.01~2 part of 1~3 part of cement or waste gypsum or sodium sulfate powder are 0.01~1 part, and 3. flyash or slag or slag are by totally 2~9 parts of any proportionings.
5. environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method as claimed in claim 1, it is characterized in that: in the described step 5), the foundation pile of pile driver injection adopts the stake of environment-friendly light material, form the lightweight crust layer with the plastic draining board acting in conjunction, the material of described environment-friendly light material stake is mixed by following four kinds of raw materials and forms: 1. quicklime, 2. cement or waste gypsum or sodium sulfate powder, 3. flyash or slag or slag, 4. haydite sand or drift-sand; The shared parts by weight of each raw material are: 1. quicklime is 1~8 part, 2. 0.01~2 part of 1~3 part of cement or waste gypsum or sodium sulfate powder are 0.01~1 part, 3. flyash or slag or slag are by totally 2~9 parts of any proportionings, and 4. haydite sand or drift-sand are by totally 1~6 part of any proportioning.
6. as claim 4 or 5 described environmentally friendly Deep Thick Soft Ground shallow layer foundation processing methods, it is characterized in that: the thickness of described lightweight crust layer is 3 ~ 12m.
7. environmentally friendly Deep Thick Soft Ground shallow layer foundation bracing means is characterized in that: comprise row PVC persons in charge, multiple row PVC looped pipeline, a plurality of plastic draining board and vacuum pump, the end that described PVC is responsible for is connected with vacuum pump, and the other end seals; One end of PVC looped pipeline is responsible for PVC by tee junction and is communicated with other end sealing; The sidewall of PVC looped pipeline is offered the wide notch of 6 ~ 8mm together along its length, one end of described plastic draining board inserts in the notch of PVC looped pipeline sidewall, and twine and sealing along PVC looped pipeline length direction with plastic foil or adhesive tape the junction of the notch of notch and plastic draining board and PVC looped pipeline.
8. environmentally friendly Deep Thick Soft Ground shallow layer foundation bracing means as claimed in claim 7, it is characterized in that: described plastic draining board is made up of plastic cement base plate and the end face of circular cone convex or hollow cylindrical porous, the plastic cement base plate is made by high impact polystyrene or poly material, and end face glueds joint the filtration geotextiles that one deck can stop the earth particulate to pass through.
9. environmentally friendly Deep Thick Soft Ground shallow layer foundation bracing means as claimed in claim 7, it is characterized in that: the length of described plastic draining board is 4 ~ 13m.
CN201310212266.8A 2013-05-31 2013-05-31 Environmentally friendly Deep Thick Soft Ground shallow layer foundation processing method and bracing means thereof Active CN103306270B (en)

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CN104179168A (en) * 2014-08-27 2014-12-03 成都市容德建筑劳务有限公司 Method for constructing anti-corrosion precast piles in saline soil foundations
CN104234092A (en) * 2014-08-27 2014-12-24 成都市容德建筑劳务有限公司 Hole digging pile manufacturing method in saline and alkaline foundation
CN106082901A (en) * 2016-06-13 2016-11-09 河南大学 The green concrete prefabricated pile of a kind of strengthening soft foundation and construction method
CN108343051A (en) * 2018-03-10 2018-07-31 杭州渗源环境科技有限公司 A kind of mixing cured processing method of electric osmose for shallow layer foundation
CN109403305A (en) * 2018-10-19 2019-03-01 杭州永创基建工程科技股份有限公司 A kind of compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression

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CN101597898A (en) * 2008-06-05 2009-12-09 梁钰泽 Rigid drainage pile and job practices
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CN104179168A (en) * 2014-08-27 2014-12-03 成都市容德建筑劳务有限公司 Method for constructing anti-corrosion precast piles in saline soil foundations
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CN106082901A (en) * 2016-06-13 2016-11-09 河南大学 The green concrete prefabricated pile of a kind of strengthening soft foundation and construction method
CN106082901B (en) * 2016-06-13 2018-08-07 河南大学 A kind of the green concrete prefabricated pile and construction method of strengthening soft foundation
CN108343051A (en) * 2018-03-10 2018-07-31 杭州渗源环境科技有限公司 A kind of mixing cured processing method of electric osmose for shallow layer foundation
CN109403305A (en) * 2018-10-19 2019-03-01 杭州永创基建工程科技股份有限公司 A kind of compacted modified enhancing processing method of the discharging consolidation soil body joint soil body of mechanical compression

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