CN110904944A - Method for treating wet soft soil foundation - Google Patents
Method for treating wet soft soil foundation Download PDFInfo
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- CN110904944A CN110904944A CN201911126154.4A CN201911126154A CN110904944A CN 110904944 A CN110904944 A CN 110904944A CN 201911126154 A CN201911126154 A CN 201911126154A CN 110904944 A CN110904944 A CN 110904944A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/08—Improving by compacting by inserting stones or lost bodies, e.g. compaction piles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a method for treating a wet soft soil foundation, which comprises the following steps: pumping underground water under a soft soil layer by using a pumping system, tamping and compacting a wet and soft soil, paving gravel soil on the compacted wet and soft soil, repeatedly compacting by using a road roller, mixing fly ash and quick lime according to a certain proportion after the compaction is finished to obtain a fly ash pile body, and then driving the fly ash pile body into the wet and soft soil. The underground water of the construction section is pumped out, the water content of the soil is guaranteed not to be excessive, then the wet soft soil is compacted and tamped, the stability of the soil is improved, the coal ash piles prepared from the coal ash and lime are used for piling the wet soft soil, the quality of the wet soft soil is reinforced, the bearing capacity of the foundation is improved, and the construction engineering quality is guaranteed later.
Description
Technical Field
The invention relates to the technical field of foundation treatment, in particular to a method for treating a wet soft soil foundation.
Background
The soft soil foundation refers to a wet soft soil layer with low strength and high compression amount, the foundation is loose in soil quality and easy to collapse, the work difficulty brought to workers in the construction process is large, the construction cost is high, the negative influence is brought to the engineering quality if the treatment is not good, the geological collapse, the building collapse and other hazards can be caused, and even the casualties of construction personnel are caused. How to treat the soft soil foundation and make the soft soil foundation play a role in the building engineering is the most needed problem to be solved in the current building engineering.
At present, a method with a relatively comprehensive system is not available in the soft soil foundation construction process, in the prior art, methods such as a filling and replacement method, a dynamic compaction method, a drainage consolidation method and the like are generally used, but the methods have the defects of high construction cost, incapability of meeting a better standard on the quality requirement of a soft soil foundation and more possibility of generating more serious consequences.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a method for treating a wet soft soil foundation.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for processing a wet soft soil foundation comprises the following steps:
firstly, preparing a water pump, arranging an underground water pumping system in a wet soft soil range needing to be filled with a foundation, and pumping underground water under the soft soil layer;
secondly, after the water pumping of the construction site is finished, the wet and soft land is tamped and compacted for multiple times;
thirdly, after the tamping and compacting work is finished, preparing a certain proportion of gravel soil, then paving the gravel soil on the compacted soft soil, and then repeatedly compacting the gravel soil by using a road roller;
fourthly, after compaction is finished, preparing certain fly ash, and then mixing the fly ash and quick lime in a certain proportion to obtain a fly ash pile body and driving the pile body into wet and soft soil;
and fifthly, after the wet soft soil is treated by the method, construction work can be carried out according to a conventional method.
Preferably, the water pump consists of a water pump, a power machine and a transmission device, the drainage system consists of a water pump, a drainage pipeline and a water storage vehicle, pumped underground water is stored in the water storage vehicle, and the pumped underground water can be used for irrigation of farmlands or river discharge nearby and cannot be discharged into the land near the construction.
Preferably, the tamping and compacting work of the wet and soft land is completed by a plurality of steps, a static pressure type road roller is used for compacting the wet and soft land to level the land, then a vibration type road roller is used for compacting the wet and soft soil to destroy the soil structure within the depth of 30-60cm to enable the soil structure to be more tightly compacted, finally a three-wheel road roller is used for further leveling the compacted wet and soft land, the construction is convenient to follow, the 8-ton load compacting work is required to be carried out for 2-4 times for the first time, the 10-ton load compacting work is required to be carried out for 3-5 times for the second time, the 12-ton load compacting work is required to be carried out for about 3 times for the third time, and the better quality effect is achieved.
Preferably, the gravel soil is gravel soil with the largest gravel content and the sand grain content more than that of the powder adhesive grains, the gravel soil is flatly paved on the compacted wet soft soil, and then a three-wheel road roller is used for carrying out land compaction at least twice.
Preferably, the fly ash is fine ash captured from flue gas generated after coal combustion, mainly comes from solid waste discharged from a coal-fired power plant, has small capacity, good permeability and lower compressibility, can generate pozzolanic property after chemical reaction with alkaline substances such as lime and the like, and can be used for treating soft soil foundations according to the characteristics of the fly ash.
Preferably, the fly ash pile is a combination of fly ash and lime, and is prepared by a certain proportion, wherein the proportion is that the fly ash: quicklime = 3.5: 7.5, the composite foundation can be replaced, pore-forming compaction, expansion compaction, dehydration compaction and gelation are realized, and when the fly ash pile is used for reinforcing a wet soft soil foundation, the bearing capacity of the composite foundation is improved by about 50 percent compared with that of a natural foundation, and the bearing capacity of soil among piles is improved by about 50 percent.
Preferably, in the fifth step, after all the steps are completed, the treated wet soft soil has very good bearing capacity, and the treated soil can be directly treated by a common foundation treatment method to carry out foundation construction work without affecting the quality of foundation construction.
According to the method for treating the wet soft soil foundation, provided by the invention, underground water in a construction section is pumped out, so that the water content of soil cannot be excessive, then the wet soft soil is compacted and tamped, the stability of the soil is improved, a layer of gravel soil is laid, finally, a fly ash pile prepared from fly ash and lime is used for piling the wet soft soil, the quality of the wet soft soil is strengthened, the bearing capacity of the foundation is improved, and the quality of the subsequent construction engineering is guaranteed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1: a method for processing a wet soft soil foundation comprises the following steps:
firstly, preparing a water pump, arranging an underground water pumping system in a wet soft soil range needing to be filled with a foundation, and pumping underground water under the soft soil layer;
secondly, after the water pumping of the construction site is finished, the wet and soft land is tamped and compacted for multiple times;
thirdly, after the tamping and compacting work is finished, preparing a certain proportion of gravel soil, then paving the gravel soil on the compacted soft soil, and then repeatedly compacting the gravel soil by using a road roller;
fourthly, after compaction is finished, preparing certain fly ash, and then mixing the fly ash and quick lime in a certain proportion to obtain a fly ash pile body and driving the pile body into wet and soft soil;
and fifthly, after the wet soft soil is treated by the method, construction work can be carried out according to a conventional method.
The water pump consists of a water pump, a power machine and a transmission device, the drainage system consists of the water pump, a drainage pipeline and a water storage vehicle, pumped underground water is stored in the water storage vehicle, and the pumped underground water can be used for irrigation of farmlands or be discharged from nearby selected rivers and cannot be discharged into the land near the construction.
The tamping and compacting work of the wet and soft land is finished by a plurality of steps, the wet and soft land is compacted by a static pressure type road roller to level the land, then the wet and soft land is compacted by a vibration type road roller to destroy the soil structure within the depth of 30-60cm to enable the soil structure to be more tightly compacted, finally a three-wheel road roller is used to perform a leveling work on the compacted wet and soft land, the subsequent construction is convenient, the 8-ton load compacting work for 2-4 times is required for the first compacting, the 10-ton load compacting for 3-5 times is required for the second compacting, the 12-ton load compacting for about 3 times is required for the third compacting, and the better quality effect is achieved.
The gravel soil is gravel soil with the largest gravel content and the sand grain content more than that of powder adhesive grains, the gravel soil is flatly paved on the compacted wet soft soil, and then a three-wheel road roller is used for carrying out land compaction at least twice.
The fly ash is fine ash captured from flue gas generated after coal combustion, mainly comes from solid waste discharged from coal-fired power plants, has small capacity, good permeability and lower compressibility, can generate pozzolanic property after chemical reaction with alkaline substances such as lime and the like, and can be used for treating soft soil foundations according to the characteristics of the fly ash.
The fly ash pile is prepared from a combination of fly ash and lime according to a certain proportion, wherein the proportion is that the fly ash: quicklime = 3.5: 7.5, the composite foundation can be replaced, pore-forming compaction, expansion compaction, dehydration compaction and gelation are realized, and when the fly ash pile is used for reinforcing a wet soft soil foundation, the bearing capacity of the composite foundation is improved by about 50 percent compared with that of a natural foundation, and the bearing capacity of soil among piles is improved by about 50 percent.
After all the steps are finished, the treated wet soft soil has very good bearing capacity, the common foundation treatment method can be directly used for the treated soil to carry out foundation construction work, and the quality of foundation construction cannot be influenced.
Example 2: a method for processing a wet soft soil foundation comprises the following steps:
firstly, preparing a water pump, arranging an underground water pumping system in a wet soft soil range needing to be filled with a foundation, and pumping underground water under the soft soil layer;
secondly, after the water pumping of the construction site is finished, the wet and soft land is tamped and compacted for multiple times;
thirdly, after the tamping and compacting work is finished, preparing a certain proportion of gravel soil, then paving the gravel soil on the compacted soft soil, and then repeatedly compacting the gravel soil by using a road roller;
fourthly, after compaction is finished, preparing certain fly ash, and then mixing the fly ash and quick lime in a certain proportion to obtain a fly ash pile body and driving the pile body into wet and soft soil;
and fifthly, after the wet soft soil is treated by the method, construction work can be carried out according to a conventional method.
The water pump consists of a water pump, a power machine and a transmission device, the drainage system consists of the water pump, a drainage pipeline and a water storage vehicle, pumped underground water is stored in the water storage vehicle, and the pumped underground water can be used for irrigation of farmlands or be discharged from nearby selected rivers and cannot be discharged into the land near the construction.
The tamping and compacting work of the wet and soft land is finished by a plurality of steps, the wet and soft land is compacted by a static pressure type road roller to level the land, then the wet and soft land is compacted by a vibration type road roller to destroy the soil structure within the depth of 30-60cm to enable the soil structure to be more tightly compacted, finally a three-wheel road roller is used to perform a leveling work on the compacted wet and soft land, the subsequent construction is convenient, the 8-ton load compacting work for 2-4 times is required for the first compacting, the 10-ton load compacting for 3-5 times is required for the second compacting, the 12-ton load compacting for about 3 times is required for the third compacting, and the better quality effect is achieved.
The gravel soil is gravel soil with the largest gravel content and the sand grain content more than that of powder adhesive grains, the gravel soil is flatly paved on the compacted wet soft soil, and then a three-wheel road roller is used for carrying out land compaction at least twice.
The fly ash is fine ash captured from flue gas generated after coal combustion, mainly comes from solid waste discharged from coal-fired power plants, has small capacity, good permeability and lower compressibility, can generate pozzolanic property after chemical reaction with alkaline substances such as lime and the like, and can be used for treating soft soil foundations according to the characteristics of the fly ash.
The fly ash pile is prepared from a combination of fly ash and lime according to a certain proportion, wherein the proportion is that the fly ash: quicklime = 3: 7.5, the composite foundation can be replaced, pore-forming compaction, expansion compaction, dehydration compaction and gelation are realized, and when the fly ash pile is used for reinforcing a wet soft soil foundation, the bearing capacity of the composite foundation is improved by about 50 percent compared with that of a natural foundation, and the bearing capacity of soil among piles is improved by about 50 percent.
After all the steps are finished, the treated wet soft soil has very good bearing capacity, the common foundation treatment method can be directly used for the treated soil to carry out foundation construction work, and the quality of foundation construction cannot be influenced.
Example 3: a method for processing a wet soft soil foundation comprises the following steps:
firstly, preparing a water pump, arranging an underground water pumping system in a wet soft soil range needing to be filled with a foundation, and pumping underground water under the soft soil layer;
secondly, after the water pumping of the construction site is finished, the wet and soft land is tamped and compacted for multiple times;
thirdly, after the tamping and compacting work is finished, preparing a certain proportion of gravel soil, then paving the gravel soil on the compacted soft soil, and then repeatedly compacting the gravel soil by using a road roller;
fourthly, after compaction is finished, preparing certain fly ash, and then mixing the fly ash and quick lime in a certain proportion to obtain a fly ash pile body and driving the pile body into wet and soft soil;
and fifthly, after the wet soft soil is treated by the method, construction work can be carried out according to a conventional method.
The water pump consists of a water pump, a power machine and a transmission device, the drainage system consists of the water pump, a drainage pipeline and a water storage vehicle, pumped underground water is stored in the water storage vehicle, and the pumped underground water can be used for irrigation of farmlands or be discharged from nearby selected rivers and cannot be discharged into the land near the construction.
The tamping and compacting work of the wet and soft land is finished by a plurality of steps, the wet and soft land is compacted by a static pressure type road roller to level the land, then the wet and soft land is compacted by a vibration type road roller to destroy the soil structure within the depth of 30-60cm to enable the soil structure to be more tightly compacted, finally a three-wheel road roller is used to perform a leveling work on the compacted wet and soft land, the subsequent construction is convenient, the 8-ton load compacting work for 2-4 times is required for the first compacting, the 10-ton load compacting for 3-5 times is required for the second compacting, the 12-ton load compacting for about 3 times is required for the third compacting, and the better quality effect is achieved.
The gravel soil is gravel soil with the largest gravel content and the sand grain content more than that of powder adhesive grains, the gravel soil is flatly paved on the compacted wet soft soil, and then a three-wheel road roller is used for carrying out land compaction at least twice.
The fly ash is fine ash captured from flue gas generated after coal combustion, mainly comes from solid waste discharged from coal-fired power plants, has small capacity, good permeability and lower compressibility, can generate pozzolanic property after chemical reaction with alkaline substances such as lime and the like, and can be used for treating soft soil foundations according to the characteristics of the fly ash.
The fly ash pile is prepared from a combination of fly ash and lime according to a certain proportion, wherein the proportion is that the fly ash: quicklime = 3: 7, the functions of foundation replacement, pore-forming compaction, expansion compaction, dehydration compaction and gelation can be generated, and when the fly ash pile is used for reinforcing a wet soft soil foundation, the bearing capacity of the composite foundation is improved by about 50 percent compared with the bearing capacity of a natural foundation, and the bearing capacity of soil between piles is improved by about 50 percent.
After all the steps are finished, the treated wet soft soil has very good bearing capacity, the common foundation treatment method can be directly used for the treated soil to carry out foundation construction work, and the quality of foundation construction cannot be influenced.
Example 4: a method for processing a wet soft soil foundation comprises the following steps:
firstly, preparing a water pump, arranging an underground water pumping system in a wet soft soil range needing to be filled with a foundation, and pumping underground water under the soft soil layer;
secondly, after the water pumping of the construction site is finished, the wet and soft land is tamped and compacted for multiple times;
thirdly, after the tamping and compacting work is finished, preparing a certain proportion of gravel soil, then paving the gravel soil on the compacted soft soil, and then repeatedly compacting the gravel soil by using a road roller;
fourthly, after compaction is finished, preparing certain fly ash, and then mixing the fly ash and quick lime in a certain proportion to obtain a fly ash pile body and driving the pile body into wet and soft soil;
and fifthly, after the wet soft soil is treated by the method, construction work can be carried out according to a conventional method.
The water pump consists of a water pump, a power machine and a transmission device, the drainage system consists of the water pump, a drainage pipeline and a water storage vehicle, pumped underground water is stored in the water storage vehicle, and the pumped underground water can be used for irrigation of farmlands or be discharged from nearby selected rivers and cannot be discharged into the land near the construction.
The tamping and compacting work of the wet and soft land is finished by a plurality of steps, the wet and soft land is compacted by a static pressure type road roller to level the land, then the wet and soft land is compacted by a vibration type road roller to destroy the soil structure within the depth of 30-60cm to enable the soil structure to be more tightly compacted, finally a three-wheel road roller is used to perform a leveling work on the compacted wet and soft land, the subsequent construction is convenient, the 8-ton load compacting work for 2-4 times is required for the first compacting, the 10-ton load compacting for 3-5 times is required for the second compacting, the 12-ton load compacting for about 3 times is required for the third compacting, and the better quality effect is achieved.
The gravel soil is gravel soil with the largest gravel content and the sand grain content more than that of powder adhesive grains, the gravel soil is flatly paved on the compacted wet soft soil, and then a three-wheel road roller is used for carrying out land compaction at least twice.
The fly ash is fine ash captured from flue gas generated after coal combustion, mainly comes from solid waste discharged from coal-fired power plants, has small capacity, good permeability and lower compressibility, can generate pozzolanic property after chemical reaction with alkaline substances such as lime and the like, and can be used for treating soft soil foundations according to the characteristics of the fly ash.
The fly ash pile is prepared from a combination of fly ash and lime according to a certain proportion, wherein the proportion is that the fly ash: quicklime = 3.5: 7, the functions of foundation replacement, pore-forming compaction, expansion compaction, dehydration compaction and gelation can be generated, and when the fly ash pile is used for reinforcing a wet soft soil foundation, the bearing capacity of the composite foundation is improved by about 50 percent compared with the bearing capacity of a natural foundation, and the bearing capacity of soil between piles is improved by about 50 percent.
After all the steps are finished, the treated wet soft soil has very good bearing capacity, the common foundation treatment method can be directly used for the treated soil to carry out foundation construction work, and the quality of foundation construction cannot be influenced.
Claims (7)
1. A method for processing a wet soft soil foundation is characterized by comprising the following steps: the method for treating the wet soft soil foundation comprises the following steps:
firstly, preparing a water pump, arranging an underground water pumping system in a wet soft soil range needing to be filled with a foundation, and pumping underground water under the soft soil layer;
secondly, after the water pumping of the construction site is finished, the wet and soft land is tamped and compacted for multiple times;
thirdly, after the tamping and compacting work is finished, preparing a certain proportion of gravel soil, then paving the gravel soil on the compacted soft soil, and then repeatedly compacting the gravel soil by using a road roller;
fourthly, after compaction is finished, preparing certain fly ash, and then mixing the fly ash and quick lime in a certain proportion to obtain a fly ash pile body and driving the pile body into wet and soft soil;
and fifthly, after the wet soft soil is treated by the method, construction work can be carried out according to a conventional method.
2. A method of treating a wet soft soil foundation according to claim 1, characterised in that: the water pump consists of a water pump, a power machine and a transmission device, the drainage system consists of the water pump, a drainage pipeline and a water storage vehicle, pumped underground water is stored in the water storage vehicle, the pumped underground water can be used for irrigation of farmlands or can be discharged from nearby selected rivers and cannot be discharged into the land near the construction.
3. A method of treating a wet soft soil foundation according to claim 1, characterised in that: the tamping and compacting work of the wet and soft land is finished by a plurality of steps, the wet and soft land is compacted by using a static pressure type road roller to level the land, then the wet and soft land is compacted by using a vibration type road roller to destroy the soil structure within the depth of 30-60cm to enable the soil structure to be more tightly compacted, finally, a three-wheel road roller is used to perform a leveling work on the compacted wet and soft land, so that the subsequent construction is convenient, the 8-ton load compacting work for 2-4 times is required for the first compacting, the 10-ton load compacting for 3-5 times is required for the second compacting, the 12-ton load compacting for about 3 times is required for the third compacting, and the better quality effect is achieved.
4. A method of treating a wet soft soil foundation according to claim 1, characterised in that: the gravel soil is gravel soil with the largest gravel content and the sand grain content more than that of powder adhesive grains, the gravel soil is flatly paved on the compacted wet soft soil, and then a three-wheel road roller is used for carrying out land compaction at least twice.
5. A method of treating a wet soft soil foundation according to claim 1, characterised in that: the fly ash is fine ash captured from flue gas generated after coal combustion, mainly comes from solid waste discharged from coal-fired power plants, has small capacity, good permeability and lower compressibility, can generate pozzolanic property after chemical reaction with alkaline substances such as lime and the like, and can be used for treating soft soil foundations according to the characteristics of the fly ash.
6. A method of treating a wet soft soil foundation according to claim 1, characterised in that: the fly ash pile is prepared from a combination of fly ash and lime according to a certain proportion, wherein the proportion of the fly ash pile is as follows: quicklime = 3.5: 7.5, the composite foundation can be replaced, pore-forming compaction, expansion compaction, dehydration compaction and gelation are realized, and when the fly ash pile is used for reinforcing a wet soft soil foundation, the bearing capacity of the composite foundation is improved by about 50 percent compared with that of a natural foundation, and the bearing capacity of soil among piles is improved by about 50 percent.
7. A method of treating a wet soft soil foundation according to claim 1, characterised in that: and in the fifth step, after all the steps are finished, the treated wet soft soil has very good bearing capacity, a common foundation treatment method can be directly used for the treated soil to carry out foundation construction work, and the quality of foundation construction cannot be influenced.
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| CN201911126154.4A CN110904944A (en) | 2019-11-18 | 2019-11-18 | Method for treating wet soft soil foundation |
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| CN201911126154.4A CN110904944A (en) | 2019-11-18 | 2019-11-18 | Method for treating wet soft soil foundation |
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Citations (5)
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|---|---|---|---|---|
| CN1793519A (en) * | 2005-12-29 | 2006-06-28 | 徐士龙 | Method for treating soft foundition by fast 'high vacuum impacting dense, pile base' compound method |
| JP2007231727A (en) * | 2006-02-03 | 2007-09-13 | Kyokado Eng Co Ltd | Method of reinforcing ground |
| CN101392526A (en) * | 2007-09-17 | 2009-03-25 | 上海远东国际桥梁建设有限公司 | Wet and soft earth foundation processing method |
| CN105200973A (en) * | 2015-09-16 | 2015-12-30 | 河北建设勘察研究院有限公司 | Comprehensive treatment method of soft foundation |
| CN108221948A (en) * | 2018-01-06 | 2018-06-29 | 广州华磊建筑基础工程有限公司 | A kind of method for processing foundation |
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2019
- 2019-11-18 CN CN201911126154.4A patent/CN110904944A/en active Pending
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| CN1793519A (en) * | 2005-12-29 | 2006-06-28 | 徐士龙 | Method for treating soft foundition by fast 'high vacuum impacting dense, pile base' compound method |
| JP2007231727A (en) * | 2006-02-03 | 2007-09-13 | Kyokado Eng Co Ltd | Method of reinforcing ground |
| CN101392526A (en) * | 2007-09-17 | 2009-03-25 | 上海远东国际桥梁建设有限公司 | Wet and soft earth foundation processing method |
| CN105200973A (en) * | 2015-09-16 | 2015-12-30 | 河北建设勘察研究院有限公司 | Comprehensive treatment method of soft foundation |
| CN108221948A (en) * | 2018-01-06 | 2018-06-29 | 广州华磊建筑基础工程有限公司 | A kind of method for processing foundation |
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