CN110528663A - A kind of construction method for protecting municipal pipeline - Google Patents
A kind of construction method for protecting municipal pipeline Download PDFInfo
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- CN110528663A CN110528663A CN201910823857.6A CN201910823857A CN110528663A CN 110528663 A CN110528663 A CN 110528663A CN 201910823857 A CN201910823857 A CN 201910823857A CN 110528663 A CN110528663 A CN 110528663A
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- China
- Prior art keywords
- municipal pipeline
- soil
- pipeline
- municipal
- road
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
- E03F3/046—Open sewage channels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
Abstract
The invention discloses a kind of construction methods for protecting municipal pipeline, comprising the following steps: step 1, determines the position of municipal pipeline；Step 2, surface layer soil thickness is controlled: when after both sides of the road are excavated to same root municipal pipeline, utilizing the soil thickness at the top of tape measure correlation municipal pipeline in step 1 step；Step 3, soil is infiltrated；Step 4, it excavates rhone: excavating gutter respectively at the 30cm-50cm of municipal pipeline two sides using mini-excavator；Step 5, soil rinses；River water is filled respectively using at least two sprinkling trucks simultaneously, and connects rinse water pipe in sprinkling truck water outlet.By being positioned to municipal pipeline in the present invention, on municipal pipeline top, watering infiltrates soil, gutter is opened up respectively in municipal pipeline two sides again, finally the soil around municipal pipeline is rinsed using giant, relative to traditional mode by mechanically or manually excavating, this method excavation efficiency is higher, will not influence work.
Description
Technical field
The present invention relates to pipe construction technique field more particularly to a kind of construction methods for protecting municipal pipeline.
Background technique
Municipal Infrastructure is the important guarantee for building city material progress and cultural and ideological progress.Municipal basis is set
Apply be urban development basis, be constantly ensure urban sustainable development a critical facility.It mainly by traffic,
Water supply, draining, combustion gas, environmental sanitation, power supply, communicate, take precautions against natural calamities, every engineering system such as afforestation is constituted；As urban pipe network is got over
It is more taken seriously, has increasing need for the talent for having systematic Urban Buried Pipeline Network knowledge, can have to city water, row
The urban pipelines system such as water, combustion gas, heat supply, power supply, communication, to the composition of each pipeline system, arrangement, main units, tubing
The equal ability understood in detail.
But town road is when being constructed in the prior art, first has to carry out the municipal pipeline inside boundary lines of roads
Positioning exploration, for influence construction municipal pipeline also excavate, it is exposed, it is most likely that construction when by
In digging machine, accidentally touching damages municipal pipeline, seriously affects construction speed.
Summary of the invention
1. technical problems to be solved
The purpose of the present invention is to solve first have to carry out positioning to the municipal pipeline inside boundary lines of roads in the prior art to survey
It visits, the municipal pipeline for influencing construction also excavates, it is exposed, it is most likely that in construction due to digging machine
Accidentally touching damage municipal pipeline the problem of, and propose a kind of protection municipal pipeline construction method.
2. technical solution
To achieve the goals above, present invention employs following technical solutions:
A kind of construction method for protecting municipal pipeline, comprising the following steps:
Step 1, it determines the position of municipal pipeline: being docked by being laid with department from different municipal pipelines, directly obtain phase
Paving location and the direction of municipal pipeline, and the Position Approximate of municipal pipeline historically are closed, in the boundary lines of roads two of planning
Side carries out hand digging to municipal pipeline respectively, when the boundary lines of roads two sides in planning pass through hand digging to same root phase
After closing municipal pipeline, draws the connecting line of boundary lines of roads two sides municipal pipeline on the ground using pulverized limestone, drawn on ground
The connecting line is the specific trend of related municipal pipeline；
Step 2, surface layer soil thickness is controlled: when after both sides of the road are excavated to same root municipal pipeline, utilizing volume in step 1 step
Ruler measures the soil thickness at the top of related municipal pipeline, if the soil thickness at the top of the municipal pipeline of boundary lines of roads two sides is more than
50cm, and when walking upwards without at significant depressions, select road-mixed machine along municipal pipeline in municipal pipeline inside boundary lines of roads
Move towards carry out pavement breaking, due to road-mixed machine grinding depth in 30cm hereinafter, therefore municipal administration will not be damaged using road-mixed machine
Pipeline selects bull-dozer to clear up the soil block that surface layer is crushed after road-mixed machine road pavement be crushed, after the completion of cleaning again
It is secondary to draw connecting line along municipal pipeline trend on the ground using pulverized limestone；If the soil at the top of the municipal pipeline of boundary lines of roads two sides
When thickness degree has side lower than 50cm, then crushing and clearing is not carried out to ground；
Step 3, infiltrate soil: soil thickness is lower than 50cm or the municipal pipeline top after crushing and clearing at the top of municipal pipeline
When portion's soil thickness is lower than 50cm, watered using sprinkling truck along municipal pipeline, so that the soil around municipal pipeline
Layer is fully wet out；
Step 4, it excavates rhone: excavating gutter respectively at the 30cm-50cm of municipal pipeline two sides using mini-excavator, institute
Stating gutter excavation width is 50cm-80cm, and the gutter cutting depth is greater than the municipal pipeline depth of burying, and in the row
The catch basin of 50cm × 50cm is excavated out in ditch close to rainwater drainage pipe one end, and the catch basin elevation of bottom is than gutter bottom
The low 50cm of absolute altitude；
Step 5, soil rinses；River water is filled respectively using at least two sprinkling trucks simultaneously, and connects punching in sprinkling truck water outlet
Scouring water pipe, so that can uninterruptedly carry out to washing away for soil, has using the water alternate scour municipal pipeline inside sprinkling truck
Conducive to working efficiency is improved, since municipal pipeline top soil thickness is smaller, and the soil around municipal pipeline is after infiltration
More loose, under the washing away on sprinkling truck, the soil around municipal pipeline can be detached from from pipeline easily, in order to not
The soil around municipal pipeline is cleared up in the case where injuring municipal pipeline.
Preferably, sharp first after excavating municipal pipeline in the boundary lines of roads two sides of planning in the step 1
Connect the same root municipal pipeline excavated of two sides with construction with tape measure, and tape measure be straightened, then using pulverized limestone along
Tape measure draws lines.
Preferably, in the step 1, the walking upwards there are recess in municipal pipeline inside the boundary lines of roads of planning,
The innermost absolute altitude of recess then is detected using level, and by calculating to obtain distance at surface indentation apart from municipal pipeline,
It is less than 50cm apart from the height of municipal pipeline at surface indentation, then road-mixed machine road pavement can not be used to be crushed, work as table
Height of the face recess apart from municipal pipeline is greater than 50cm, then road-mixed machine road pavement can be used and be crushed.
Preferably, when soil layer carries out pouring water infiltration at the top of to municipal pipeline in the step 3, divide 3 times -5 times and poured
Water, and watering is required to concentrate the connecting line at the top of road piping to be poured every time.
Preferably, in the step 4, the catch basin draws water to gutter inside for placing immersible pump, due to
The catch basin of 50cm × 50cm can just place immersible pump, and after rinse water flows to the catch basin, internal soil
Earth is deposited to gutter bottom completely.
Preferably, in the step 4, when the distance between municipal pipeline and sewage pipe inspection-pit are significantly less than municipal pipeline
The distance between rain pipe water inlet then selects to excavate catch basin close to sewage pipe inspection-pit side.
Preferably, in the step 4, the setting of gutter inclined bottom surface, the gutter bottom surface is carried out according to the gradient 10 ‰
Setting, and the catch basin is in lowest part.
Preferably, in the step 5, the sprinkling truck water outlet is equipped with high-pressure hydraulic pump, and the rinse water pipe
It is mounted on high-pressure hydraulic pump water outlet, the hydraulic pressure that the rinse water pipe sprays is between -3 megapascal of 1 megapascal.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
(1) in the present invention, by positioning to municipal pipeline, on municipal pipeline top, watering infiltrates soil, then
Municipal pipeline two sides open up gutter respectively, are finally rinsed using giant to the soil around municipal pipeline, relatively
In traditional mode by mechanically or manually excavating, this method will not injure municipal pipeline, can fill to municipal pipeline
Code insurance shield, and this method excavation efficiency is higher, will not influence the duration.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of construction method for protecting municipal pipeline proposed by the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment 1:
Referring to Fig.1, a kind of construction method for protecting municipal pipeline, comprising the following steps:
Step 1, it determines the position of municipal pipeline: being docked by being laid with department from different municipal pipelines, directly obtain phase
Paving location and the direction of municipal pipeline, and the Position Approximate of municipal pipeline historically are closed, in the boundary lines of roads two of planning
Side carries out hand digging to municipal pipeline respectively, when the boundary lines of roads two sides in planning pass through hand digging to same root phase
After closing municipal pipeline, draws the connecting line of boundary lines of roads two sides municipal pipeline on the ground using pulverized limestone, drawn on ground
Connecting line is the specific trend of related municipal pipeline；
Step 2, surface layer soil thickness is controlled: when after both sides of the road are excavated to same root municipal pipeline, utilizing volume in step 1 step
Ruler measures the soil thickness at the top of related municipal pipeline, if the soil thickness at the top of the municipal pipeline of boundary lines of roads two sides is more than
50cm, and when walking upwards without at significant depressions, select road-mixed machine along municipal pipeline in municipal pipeline inside boundary lines of roads
Move towards carry out pavement breaking, due to road-mixed machine grinding depth in 30cm hereinafter, therefore municipal administration will not be damaged using road-mixed machine
Pipeline selects bull-dozer to clear up the soil block that surface layer is crushed after road-mixed machine road pavement be crushed, after the completion of cleaning again
It is secondary to draw connecting line along municipal pipeline trend on the ground using pulverized limestone；If the soil at the top of the municipal pipeline of boundary lines of roads two sides
When thickness degree has side lower than 50cm, then crushing and clearing is not carried out to ground；
Step 3, infiltrate soil: soil thickness is lower than 50cm or the municipal pipeline top after crushing and clearing at the top of municipal pipeline
When portion's soil thickness is lower than 50cm, watered using sprinkling truck along municipal pipeline, so that the soil around municipal pipeline
Layer is fully wet out；
Step 4, it excavates rhone: excavating gutter respectively at the 30cm-50cm of municipal pipeline two sides using mini-excavator, arrange
Ditch excavation width is 50cm-80cm, and gutter cutting depth is greater than the municipal pipeline depth of burying, and in gutter close to rainwater
The catch basin of 50cm × 50cm is excavated out in drainpipe one end, and catch basin elevation of bottom is 50cm lower than gutter elevation of bottom；
Step 5, soil rinses；River water is filled respectively using at least two sprinkling trucks simultaneously, and connects punching in sprinkling truck water outlet
Scouring water pipe, so that can uninterruptedly carry out to washing away for soil, has using the water alternate scour municipal pipeline inside sprinkling truck
Conducive to working efficiency is improved, since municipal pipeline top soil thickness is smaller, and the soil around municipal pipeline is after infiltration
More loose, under the washing away on sprinkling truck, the soil around municipal pipeline can be detached from from pipeline easily, in order to not
The soil around municipal pipeline is cleared up in the case where injuring municipal pipeline.
In the present invention, in step 1, after excavating municipal pipeline in the boundary lines of roads two sides of planning, first with
Construction connects the same root municipal pipeline that two sides are excavated with tape measure, and tape measure is straightened, then using pulverized limestone along skin
Ruler draws lines, in step 1, inside the boundary lines of roads of planning municipal pipeline walk upwards there are recess, then utilize water
Quasi- instrument detects the innermost absolute altitude of recess, and by calculating to obtain distance at surface indentation apart from municipal pipeline, when surface is recessed
It falls into height of the place apart from municipal pipeline and is less than 50cm, then road-mixed machine road pavement can not be used to be crushed, at surface indentation
Height apart from municipal pipeline is greater than 50cm, then road-mixed machine road pavement can be used and be crushed.
Embodiment 2:
Referring to Fig.1, a kind of construction method for protecting municipal pipeline, comprising the following steps:
Step 1, it determines the position of municipal pipeline: being docked by being laid with department from different municipal pipelines, directly obtain phase
Paving location and the direction of municipal pipeline, and the Position Approximate of municipal pipeline historically are closed, in the boundary lines of roads two of planning
Side carries out hand digging to municipal pipeline respectively, when the boundary lines of roads two sides in planning pass through hand digging to same root phase
After closing municipal pipeline, draws the connecting line of boundary lines of roads two sides municipal pipeline on the ground using pulverized limestone, drawn on ground
Connecting line is the specific trend of related municipal pipeline；
Step 2, surface layer soil thickness is controlled: when after both sides of the road are excavated to same root municipal pipeline, utilizing volume in step 1 step
Ruler measures the soil thickness at the top of related municipal pipeline, if the soil thickness at the top of the municipal pipeline of boundary lines of roads two sides is more than
50cm, and when walking upwards without at significant depressions, select road-mixed machine along municipal pipeline in municipal pipeline inside boundary lines of roads
Move towards carry out pavement breaking, due to road-mixed machine grinding depth in 30cm hereinafter, therefore municipal administration will not be damaged using road-mixed machine
Pipeline selects bull-dozer to clear up the soil block that surface layer is crushed after road-mixed machine road pavement be crushed, after the completion of cleaning again
It is secondary to draw connecting line along municipal pipeline trend on the ground using pulverized limestone；If the soil at the top of the municipal pipeline of boundary lines of roads two sides
When thickness degree has side lower than 50cm, then crushing and clearing is not carried out to ground；
Step 3, infiltrate soil: soil thickness is lower than 50cm or the municipal pipeline top after crushing and clearing at the top of municipal pipeline
When portion's soil thickness is lower than 50cm, watered using sprinkling truck along municipal pipeline, so that the soil around municipal pipeline
Layer is fully wet out；
Step 4, it excavates rhone: excavating gutter respectively at the 30cm-50cm of municipal pipeline two sides using mini-excavator, arrange
Ditch excavation width is 50cm-80cm, and gutter cutting depth is greater than the municipal pipeline depth of burying, and in gutter close to rainwater
The catch basin of 50cm × 50cm is excavated out in drainpipe one end, and catch basin elevation of bottom is 50cm lower than gutter elevation of bottom；
Step 5, soil rinses；River water is filled respectively using at least two sprinkling trucks simultaneously, and connects punching in sprinkling truck water outlet
Scouring water pipe, so that can uninterruptedly carry out to washing away for soil, has using the water alternate scour municipal pipeline inside sprinkling truck
Conducive to working efficiency is improved, since municipal pipeline top soil thickness is smaller, and the soil around municipal pipeline is after infiltration
More loose, under the washing away on sprinkling truck, the soil around municipal pipeline can be detached from from pipeline easily, in order to not
The soil around municipal pipeline is cleared up in the case where injuring municipal pipeline.
In the present invention, in step 1, after excavating municipal pipeline in the boundary lines of roads two sides of planning, first with
Construction connects the same root municipal pipeline that two sides are excavated with tape measure, and tape measure is straightened, then using pulverized limestone along skin
Ruler draws lines, in step 1, inside the boundary lines of roads of planning municipal pipeline walk upwards there are recess, then utilize water
Quasi- instrument detects the innermost absolute altitude of recess, and by calculating to obtain distance at surface indentation apart from municipal pipeline, when surface is recessed
It falls into height of the place apart from municipal pipeline and is less than 50cm, then road-mixed machine road pavement can not be used to be crushed, at surface indentation
Height apart from municipal pipeline is greater than 50cm, then road-mixed machine road pavement can be used and be crushed.
In the present invention, when soil layer carries out pouring water infiltration at the top of to municipal pipeline in step 3, divides 3 times -5 times and waters,
And watering is required to concentrate the connecting line at the top of road piping to be poured every time, in step 4, catch basin is for placing immersible pump
It draws water to gutter inside, since the catch basin of 50cm × 50cm can just place immersible pump, and works as rinse water stream
To after catch basin, internal soil is deposited to gutter bottom completely, in step 4, when municipal pipeline and sewage pipe are examined
The distance between well workover is significantly less than the distance between municipal pipeline and rain pipe water inlet, then selects close to sewage pipe inspection-pit
Excavate catch basin in side.
Embodiment 3:
Referring to Fig.1, a kind of construction method for protecting municipal pipeline, comprising the following steps:
Step 1, it determines the position of municipal pipeline: being docked by being laid with department from different municipal pipelines, directly obtain phase
Paving location and the direction of municipal pipeline, and the Position Approximate of municipal pipeline historically are closed, in the boundary lines of roads two of planning
Side carries out hand digging to municipal pipeline respectively, when the boundary lines of roads two sides in planning pass through hand digging to same root phase
After closing municipal pipeline, draws the connecting line of boundary lines of roads two sides municipal pipeline on the ground using pulverized limestone, drawn on ground
Connecting line is the specific trend of related municipal pipeline；
Step 2, surface layer soil thickness is controlled: when after both sides of the road are excavated to same root municipal pipeline, utilizing volume in step 1 step
Ruler measures the soil thickness at the top of related municipal pipeline, if the soil thickness at the top of the municipal pipeline of boundary lines of roads two sides is more than
50cm, and when walking upwards without at significant depressions, select road-mixed machine along municipal pipeline in municipal pipeline inside boundary lines of roads
Move towards carry out pavement breaking, due to road-mixed machine grinding depth in 30cm hereinafter, therefore municipal administration will not be damaged using road-mixed machine
Pipeline selects bull-dozer to clear up the soil block that surface layer is crushed after road-mixed machine road pavement be crushed, after the completion of cleaning again
It is secondary to draw connecting line along municipal pipeline trend on the ground using pulverized limestone；If the soil at the top of the municipal pipeline of boundary lines of roads two sides
When thickness degree has side lower than 50cm, then crushing and clearing is not carried out to ground；
Step 3, infiltrate soil: soil thickness is lower than 50cm or the municipal pipeline top after crushing and clearing at the top of municipal pipeline
When portion's soil thickness is lower than 50cm, watered using sprinkling truck along municipal pipeline, so that the soil around municipal pipeline
Layer is fully wet out；
Step 4, it excavates rhone: excavating gutter respectively at the 30cm-50cm of municipal pipeline two sides using mini-excavator, arrange
Ditch excavation width is 50cm-80cm, and gutter cutting depth is greater than the municipal pipeline depth of burying, and in gutter close to rainwater
The catch basin of 50cm × 50cm is excavated out in drainpipe one end, and catch basin elevation of bottom is 50cm lower than gutter elevation of bottom；
Step 5, soil rinses；River water is filled respectively using at least two sprinkling trucks simultaneously, and connects punching in sprinkling truck water outlet
Scouring water pipe, so that can uninterruptedly carry out to washing away for soil, has using the water alternate scour municipal pipeline inside sprinkling truck
Conducive to working efficiency is improved, since municipal pipeline top soil thickness is smaller, and the soil around municipal pipeline is after infiltration
More loose, under the washing away on sprinkling truck, the soil around municipal pipeline can be detached from from pipeline easily, in order to not
The soil around municipal pipeline is cleared up in the case where injuring municipal pipeline.
In the present invention, in step 1, after excavating municipal pipeline in the boundary lines of roads two sides of planning, first with
Construction connects the same root municipal pipeline that two sides are excavated with tape measure, and tape measure is straightened, then using pulverized limestone along skin
Ruler draws lines, in step 1, inside the boundary lines of roads of planning municipal pipeline walk upwards there are recess, then utilize water
Quasi- instrument detects the innermost absolute altitude of recess, and by calculating to obtain distance at surface indentation apart from municipal pipeline, when surface is recessed
It falls into height of the place apart from municipal pipeline and is less than 50cm, then road-mixed machine road pavement can not be used to be crushed, at surface indentation
Height apart from municipal pipeline is greater than 50cm, then road-mixed machine road pavement can be used and be crushed.
In the present invention, when soil layer carries out pouring water infiltration at the top of to municipal pipeline in step 3, divides 3 times -5 times and waters,
And watering is required to concentrate the connecting line at the top of road piping to be poured every time, in step 4, catch basin is for placing immersible pump
It draws water to gutter inside, since the catch basin of 50cm × 50cm can just place immersible pump, and works as rinse water stream
To after catch basin, internal soil is deposited to gutter bottom completely, in step 4, when municipal pipeline and sewage pipe are examined
The distance between well workover is significantly less than the distance between municipal pipeline and rain pipe water inlet, then selects close to sewage pipe inspection-pit
Catch basin is excavated in side, and in step 4, gutter inclined bottom surface setting, gutter bottom surface is configured according to the gradient 10 ‰, and is collected
Sink is in lowest part, and in step 5, sprinkling truck water outlet is equipped with high-pressure hydraulic pump, and rinse water pipe is mounted on high pressure water
Water end (W.E.) is pumped out, the hydraulic pressure that rinse water pipe sprays is between -3 megapascal of 1 megapascal.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of construction method for protecting municipal pipeline, which comprises the following steps:
Step 1, it determines the position of municipal pipeline: being docked by being laid with department from different municipal pipelines, directly obtain phase
Paving location and the direction of municipal pipeline, and the Position Approximate of municipal pipeline historically are closed, in the boundary lines of roads two of planning
Side carries out hand digging to municipal pipeline respectively, when the boundary lines of roads two sides in planning pass through hand digging to same root phase
After closing municipal pipeline, draws the connecting line of boundary lines of roads two sides municipal pipeline on the ground using pulverized limestone, drawn on ground
The connecting line is the specific trend of related municipal pipeline；
Step 2, surface layer soil thickness is controlled: when after both sides of the road are excavated to same root municipal pipeline, utilizing volume in step 1 step
Ruler measures the soil thickness at the top of related municipal pipeline, if the soil thickness at the top of the municipal pipeline of boundary lines of roads two sides is more than
50cm, and when walking upwards without at significant depressions, select road-mixed machine along municipal pipeline in municipal pipeline inside boundary lines of roads
Move towards carry out pavement breaking, due to road-mixed machine grinding depth in 30cm hereinafter, therefore municipal administration will not be damaged using road-mixed machine
Pipeline selects bull-dozer to clear up the soil block that surface layer is crushed after road-mixed machine road pavement be crushed, after the completion of cleaning again
It is secondary to draw connecting line along municipal pipeline trend on the ground using pulverized limestone；If the soil at the top of the municipal pipeline of boundary lines of roads two sides
When thickness degree has side lower than 50cm, then crushing and clearing is not carried out to ground；
Step 3, infiltrate soil: soil thickness is lower than 50cm or the municipal pipeline top after crushing and clearing at the top of municipal pipeline
When portion's soil thickness is lower than 50cm, watered using sprinkling truck along municipal pipeline, so that the soil around municipal pipeline
Layer is fully wet out；
Step 4, it excavates rhone: excavating gutter respectively at the 30cm-50cm of municipal pipeline two sides using mini-excavator, institute
Stating gutter excavation width is 50cm-80cm, and the gutter cutting depth is greater than the municipal pipeline depth of burying, and in the row
The catch basin of 50cm × 50cm is excavated out in ditch close to rainwater drainage pipe one end, and the catch basin elevation of bottom is than gutter bottom
The low 50cm of absolute altitude；
Step 5, soil rinses；River water is filled respectively using at least two sprinkling trucks simultaneously, and connects punching in sprinkling truck water outlet
Scouring water pipe, so that can uninterruptedly carry out to washing away for soil, has using the water alternate scour municipal pipeline inside sprinkling truck
Conducive to working efficiency is improved, since municipal pipeline top soil thickness is smaller, and the soil around municipal pipeline is after infiltration
More loose, under the washing away on sprinkling truck, the soil around municipal pipeline can be detached from from pipeline easily, in order to not
The soil around municipal pipeline is cleared up in the case where injuring municipal pipeline.
2. a kind of construction method for protecting municipal pipeline according to claim 1, which is characterized in that in the step 1, when
After municipal pipeline is excavated in the boundary lines of roads two sides of planning, connect what two sides were excavated with tape measure first with construction
Same root municipal pipeline, and tape measure is straightened, then drawn lines using pulverized limestone along tape measure.
3. a kind of construction method for protecting municipal pipeline according to claim 1, which is characterized in that in the step 1, when
Inside the boundary lines of roads of planning municipal pipeline walk upwards there are recess, then using level detection recess it is innermost
Absolute altitude, and by calculating to obtain distance at surface indentation apart from municipal pipeline, apart from the height of municipal pipeline at surface indentation
Less than 50cm, then road-mixed machine road pavement can not be used to be crushed, the height at surface indentation apart from municipal pipeline is greater than
50cm then can be used road-mixed machine road pavement and is crushed.
4. it is according to claim 1 it is a kind of protect municipal pipeline construction method, which is characterized in that in the step 3
When carrying out pouring water infiltration to soil layer at the top of municipal pipeline, divide 3 times -5 times and water, and watering is required to concentrate to road every time
Connecting line at the top of pipeline is poured.
5. a kind of construction method for protecting municipal pipeline according to claim 1, which is characterized in that in the step 4, institute
It states catch basin to draw water to gutter inside for placing immersible pump, since the catch basin of 50cm × 50cm can just be placed
Immersible pump, and after rinse water flows to the catch basin, internal soil is deposited to gutter bottom completely.
6. a kind of construction method for protecting municipal pipeline according to claim 1, which is characterized in that in the step 4, when
The distance between municipal pipeline and sewage pipe inspection-pit are significantly less than the distance between municipal pipeline and rain pipe water inlet, then select
It selects and excavates catch basin close to sewage pipe inspection-pit side.
7. a kind of construction method for protecting municipal pipeline according to claim 1, which is characterized in that in the step 4, row
The setting of ditch inclined bottom surface, the gutter bottom surface is configured according to the gradient 10 ‰, and the catch basin is in lowest part.
8. a kind of construction method for protecting municipal pipeline according to claim 1, which is characterized in that in the step 5, institute
It states sprinkling truck water outlet and high-pressure hydraulic pump is installed, and the rinse water pipe is mounted on high-pressure hydraulic pump water outlet, the flushing
The hydraulic pressure sprayed with water pipe is between -3 megapascal of 1 megapascal.
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| CN201910823857.6A CN110528663A (en) | 2019-09-02 | 2019-09-02 | A kind of construction method for protecting municipal pipeline |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177006A (en) * | 2020-09-27 | 2021-01-05 | 类维波 | Construction method for protecting municipal pipeline |
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| CN107587557A (en) * | 2017-09-27 | 2018-01-16 | 广东景源建设工程有限公司 | Outdoor water engineering construction method |
| CN109082965A (en) * | 2018-08-16 | 2018-12-25 | 正坚建设有限公司 | A kind of environment-friendly type town road and its construction method |
| CN109183802A (en) * | 2018-10-10 | 2019-01-11 | 中建八局第三建设有限公司 | A kind of construction method for protecting municipal pipeline |
| CN110284885A (en) * | 2019-06-24 | 2019-09-27 | 中铁十二局集团有限公司 | Shield inspection-pit construction method |
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| CN112177006A (en) * | 2020-09-27 | 2021-01-05 | 类维波 | Construction method for protecting municipal pipeline |
| CN112177006B (en) * | 2020-09-27 | 2021-08-27 | 类维波 | Construction method for protecting municipal pipeline |
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Application publication date: 20191203 |