CN109610256A - The method for processing foundation of buried house refuse under a kind of roadbed - Google Patents
The method for processing foundation of buried house refuse under a kind of roadbed Download PDFInfo
- Publication number
- CN109610256A CN109610256A CN201811483676.5A CN201811483676A CN109610256A CN 109610256 A CN109610256 A CN 109610256A CN 201811483676 A CN201811483676 A CN 201811483676A CN 109610256 A CN109610256 A CN 109610256A
- Authority
- CN
- China
- Prior art keywords
- house refuse
- buried
- soil layer
- roadbed
- buried depth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
- E01C3/04—Foundations produced by soil stabilisation
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/002—Ground foundation measures for protecting the soil or subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/006—Sealing of existing landfills, e.g. using mining techniques
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/24—Prefabricated piles
- E02D5/30—Prefabricated piles made of concrete or reinforced concrete or made of steel and concrete
Abstract
The invention discloses a kind of method for processing foundation of buried house refuse under roadbed: determining the buried depth of house refuse soil layer；Determine the buried depth of various municipal pipelines under road；Determine the minimum cutting depth of buried house refuse soil layer；If the buried depth of house refuse soil layer is less than the maximum buried depth of municipal pipeline, house refuse soil layer is all removed；If the buried depth of house refuse soil layer is greater than the maximum buried depth of municipal pipeline, excavate house refuse soil layer in part, place is flattened, and prefabricated tubular pile of constructing, pile cover is performed on tubular pole top, it is laid with lime soil padding, after the compacting of lime soil padding, health reach intensity, then back-filling in layers element soil is high to roadbed top mark；It is anti-to excavate tube seat, various municipal pipelines are buried, and backfill tube seat；Roadbed grinding compacting reaches the design standard of urban road, and surface construction is carried out after acceptance(check).The present invention makes the foundation bearing capacity of road roadbed meet design requirement by squeezing into prefabricated tubular pile.
Description
Technical field
The present invention relates to the field of foundation treatment of Artifical Fill Ground under roadbed is related to, more specifically, it relates to a kind of roads
The method for processing foundation of buried house refuse under bed.
Background technique
With quickly propelling for China's Urbanization Construction, the yield of the big or middle domestic waste in China also increases year by year.
A few years ago since capital investment is insufficient, the reasons such as supervision difficulty is big produce a large amount of informal garbage loading embeadings on big city periphery
?.It is counted according to pertinent literature, only the over thousands of seat of the existing informal landfill in Beijing area.The house refuse in underground is buried,
Complicated component, pollution and people's health harm to environment are got worse.Main harm has: 1, polluted-water: city is raw
A large amount of acid and alkaline organic pollutant can be generated during rubbish corruption living.2, it pollutes atmosphere: burying the life in underground
Various chemistry occur under suitable temperature, wetness action for rubbish, microbiology turbidity generates H2S、CO2、CH4Influence urban environment,
Endanger human health.
With the continuous expansion of urban construction, urban land is fewer and fewer, and originally house refuse buried regions are gradually utilized
Build new urban facilities.According to the related specifications that urban road engineering designs, house refuse is unprocessed as special defects soil
It must not be directly used in roadbed filling, should give and all excavate.House refuse is excavated, should be according to buried depth, dump pit periphery
Building restrict situation, it is comprehensive to determine that refuse soil excavates remote fortune scheme.It is deeper for house refuse buried depth, and slope is opened
The limited region in place is dug, the cost that house refuse is all removed can be very big.Firstly, the cost of excavation supporting can be very high, especially
Its long and narrow structures this for urban road, support cost are higher.Secondly, changing during being excavated to foundation pit
The stress condition of underground water and neighboring buildings, to surrounding buildings facility, there are biggish security risks.Third, house refuse are complete
When portion excavates, the construction time of excavation supporting is longer, does not adapt to the fast-developing demand in city.
Summary of the invention
Purpose of the invention is to overcome the shortcomings in the prior art, provides a kind of ground of buried house refuse under roadbed
Base processing method, this method make the foundation bearing capacity of road roadbed after cutouts house refuse, by squeezing into prefabricated tubular pile
Meet design requirement；1 meter of lime soil padding is set at the top of prefabricated tubular pile, utilizes lime soil padding isolation rubbish soil layer and the external world
Contact plays the infiltration for reducing moisture, inhibition and reduces the generation of various pernicious gases in rubbish soil layer and escape, and plays stake
Common stress of pile and soil is coordinated in the effect of base mattress layer.Using the native back-filling in layers of element on lime soil padding, " anti-fluting " is applied after backfill
The various municipal pipelines of work excavate the element soil backfilled after house refuse and provide good place for the construction of various pipeline facilities.
The purpose of the present invention is what is be achieved through the following technical solutions.
The method for processing foundation of buried house refuse under roadbed of the present invention, comprising the following steps:
(1) buried depth of house refuse soil layer is determined；
(2) buried depth for determining various municipal pipelines under road determines the maximum buried depth of municipal pipeline；
(3) according to the maximum buried depth of municipal pipeline, the minimum cutting depth of buried house refuse soil layer is determined；
(4) if the buried depth of house refuse soil layer is less than the maximum buried depth of municipal pipeline, by house refuse soil layer
All remove；If the buried depth of house refuse soil layer is greater than the maximum buried depth of municipal pipeline, life is partially excavated
Rubbish soil layer, place is flattened, and prefabricated tubular pile of constructing, and is performed pile cover on tubular pole top, lime soil padding is laid with, to rendzinas
After bed course compacting, health reach intensity, then back-filling in layers element soil is high to roadbed top mark；
(5) counter to excavate tube seat, various municipal pipelines are buried, and backfill tube seat；
(6) roadbed grinding compacting reaches the design standard of urban road, and surface construction is carried out after acceptance(check).
Step partially excavates house refuse soil layer described in (4) specifically: the minimum clearing of house refuse soil layer with a thickness of
Downward 1 meter of the maximum buried depth of municipal pipeline.
Prefabricated tubular pile described in step (4) presses triangle or rectangular arrangement, it is desirable that tubular pole enters 1.5 meters of supporting course or more.
Pile cover described in step (4) is having a size of 1.5 meters × 1.5 meters × 0.35 meter.
It is mingled with two layers of steel plastic geogrid among lime soil padding described in step (4).
Compared with prior art, the beneficial effects brought by the technical solution of the present invention are as follows:
Present invention incorporates changing to fill out cushion foundation processing method and rigid pile, including change that fill out municipal pipeline under roadbed embedded
Partial house refuse soil layer is element soil, provides good foundation condition for the embedded of municipal pipeline；It squeezes into prefabricated tubular pile and applies
Pile cover is done, to meet requirement of the road to foundation bearing capacity after rubbish corruption；Thicker lime soil padding, lime soil padding are set
Isolation rubbish soil layer is played, prevents moisture from penetrating into, pernicious gas evolution after house refuse corruption, coordinates common stress of pile and soil etc. and make
With.
The present invention meets the foundation bearing capacity of road roadbed after cutouts house refuse, by squeezing into prefabricated tubular pile
Design requirement；1 meter of lime soil padding is set at the top of prefabricated tubular pile, is connect using lime soil padding isolation rubbish soil layer with extraneous
Touching plays the infiltration for reducing moisture, inhibition and reduces the generation of various pernicious gases in rubbish soil layer and escape, and plays pile foundation
Common stress of pile and soil is coordinated in the effect of mattress layer.Using the native back-filling in layers of element on lime soil padding, " anti-fluting " construction after backfill
Various municipal pipelines excavate the element soil backfilled after house refuse and provide good place for the construction of various pipeline facilities.
Detailed description of the invention
Fig. 1 is the sectional side elevation of basement process process；
Fig. 2 is the floor plan of prefabricated tubular pile.
Specific embodiment
The invention will be further described with reference to the accompanying drawing.
The method for processing foundation of buried house refuse under roadbed of the present invention, as depicted in figs. 1 and 2, specific implementation process is such as
Under:
(1) buried depth of house refuse soil layer is determined.
(2) buried depth for determining various municipal pipelines under road determines the maximum buried depth of municipal pipeline.
(3) according to the maximum buried depth of municipal pipeline, the minimum cutting depth of buried house refuse soil layer is determined.
It (4), at this time should be by life rubbish if the buried depth of house refuse soil layer is less than the maximum buried depth of municipal pipeline
Rubbish soil layer is all removed, thoroughly to solve the harm of refuse soil.
If the buried depth of house refuse soil layer is greater than the maximum buried depth of municipal pipeline, and all excavates that there are costs
Height can partially excavate house refuse soil layer when excavation risk is big, then carry out rigid pile basement process.Detailed process: life rubbish
The minimum clearing of rubbish soil layer is with a thickness of downward 1 meter of the maximum buried depth of municipal pipeline.It, will after the completion of house refuse soil layer is removed
Place leveling, and prefabricated tubular pile of constructing, prefabricated tubular pile can be determined by triangle or rectangular arrangement, spacing according to calculating, it is desirable that pipe
Stake enters 1.5 meters of supporting course or more.After the completion of prefabricated tubular pile construction, 1.5 meters × 1.5 meters × 0.35 meter is performed on tubular pole top
Pile cover is to coordinate pile-soil stress distribution.After the completion of pile cover construction, it is laid with 1 meter thick of lime soil padding, rendzinas pad soil on it
Centre is mingled with two layers of steel plastic geogrid, to reduce differential settlement.After the compacting of lime soil padding, health reach intensity, then
Back-filling in layers element soil is high to roadbed top mark.
(5) counter to excavate tube seat, various municipal pipelines are buried, and backfill tube seat.
(6) roadbed grinding compacting reaches the design standard of urban road, and surface construction is carried out after acceptance(check).
Although function and the course of work of the invention are described above in conjunction with attached drawing, the invention is not limited to
Above-mentioned concrete function and the course of work, the above mentioned embodiment is only schematical, rather than restrictive, ability
The those of ordinary skill in domain under the inspiration of the present invention, is not departing from present inventive concept and scope of the claimed protection situation
Under, many forms can also be made, all of these belong to the protection of the present invention.
Claims (5)
1. the method for processing foundation of buried house refuse under a kind of roadbed, which comprises the following steps:
(1) buried depth of house refuse soil layer is determined；
(2) buried depth for determining various municipal pipelines under road determines the maximum buried depth of municipal pipeline；
(3) according to the maximum buried depth of municipal pipeline, the minimum cutting depth of buried house refuse soil layer is determined；
(4) if the buried depth of house refuse soil layer is less than the maximum buried depth of municipal pipeline, house refuse soil layer is whole
Removing；If the buried depth of house refuse soil layer is greater than the maximum buried depth of municipal pipeline, house refuse is partially excavated
Soil layer flattens place, and prefabricated tubular pile of constructing, and performs pile cover on tubular pole top, lime soil padding is laid with, to lime soil padding
After compacting, health reach intensity, then back-filling in layers element soil is high to roadbed top mark；
(5) counter to excavate tube seat, various municipal pipelines are buried, and backfill tube seat；
(6) roadbed grinding compacting reaches the design standard of urban road, and surface construction is carried out after acceptance(check).
2. the method for processing foundation of buried house refuse under roadbed according to claim 1, which is characterized in that step (4)
Described in partially excavate house refuse soil layer specifically: the minimum clearing of house refuse soil layer buries with a thickness of the maximum of municipal pipeline
Set downward 1 meter of depth.
3. the method for processing foundation of buried house refuse under roadbed according to claim 1, which is characterized in that step (4)
Described in prefabricated tubular pile press triangle or rectangular arrangement, it is desirable that tubular pole enters 1.5 meters of supporting course or more.
4. the method for processing foundation of buried house refuse under roadbed according to claim 1, which is characterized in that step (4)
Described in pile cover having a size of 1.5 meters × 1.5 meters × 0.35 meter.
5. the method for processing foundation of buried house refuse under roadbed according to claim 1, which is characterized in that step (4)
Described in be mingled with two layers of steel plastic geogrid among lime soil padding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483676.5A CN109610256A (en) | 2018-12-04 | 2018-12-04 | The method for processing foundation of buried house refuse under a kind of roadbed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483676.5A CN109610256A (en) | 2018-12-04 | 2018-12-04 | The method for processing foundation of buried house refuse under a kind of roadbed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109610256A true CN109610256A (en) | 2019-04-12 |
Family
ID=66006045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811483676.5A Pending CN109610256A (en) | 2018-12-04 | 2018-12-04 | The method for processing foundation of buried house refuse under a kind of roadbed |
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| CN (1) | CN109610256A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111424634A (en) * | 2019-11-18 | 2020-07-17 | 国网浙江省电力有限公司建设分公司 | Foundation structure of soft soil stratum and construction method thereof |
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| WO2008131480A1 (en) * | 2007-04-26 | 2008-11-06 | Paul Camilleri | Method of constructing building slabs and pavements and storing water |
| CN202227214U (en) * | 2011-08-30 | 2012-05-23 | 中铁二院工程集团有限责任公司 | Deep soft soil foundation embankment structure of high-speed railway |
| CN205000325U (en) * | 2015-08-10 | 2016-01-27 | 悉地（苏州）勘察设计顾问有限公司 | Urban road ground that tubular pile was handled |
| CN106320123A (en) * | 2016-08-16 | 2017-01-11 | 桐城市永锦建筑工程有限公司 | Construction method of soft soil roadbed |
| CN208151786U (en) * | 2018-02-01 | 2018-11-27 | 江苏省交通技师学院 | A kind of novel highway subgrade composite foundation |
-
2018
- 2018-12-04 CN CN201811483676.5A patent/CN109610256A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008131480A1 (en) * | 2007-04-26 | 2008-11-06 | Paul Camilleri | Method of constructing building slabs and pavements and storing water |
| CN202227214U (en) * | 2011-08-30 | 2012-05-23 | 中铁二院工程集团有限责任公司 | Deep soft soil foundation embankment structure of high-speed railway |
| CN205000325U (en) * | 2015-08-10 | 2016-01-27 | 悉地（苏州）勘察设计顾问有限公司 | Urban road ground that tubular pile was handled |
| CN106320123A (en) * | 2016-08-16 | 2017-01-11 | 桐城市永锦建筑工程有限公司 | Construction method of soft soil roadbed |
| CN208151786U (en) * | 2018-02-01 | 2018-11-27 | 江苏省交通技师学院 | A kind of novel highway subgrade composite foundation |
Non-Patent Citations (3)
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| 刘予昆: "郑州市道路工程项目前期立项及可行性研究", 《工程科技Ⅱ辑》 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111424634A (en) * | 2019-11-18 | 2020-07-17 | 国网浙江省电力有限公司建设分公司 | Foundation structure of soft soil stratum and construction method thereof |
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Application publication date: 20190412 |
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