CN106759792B - A kind of inspection shaft construction technique - Google Patents
A kind of inspection shaft construction technique Download PDFInfo
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- CN106759792B CN106759792B CN201611092913.6A CN201611092913A CN106759792B CN 106759792 B CN106759792 B CN 106759792B CN 201611092913 A CN201611092913 A CN 201611092913A CN 106759792 B CN106759792 B CN 106759792B
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Road Repair (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of inspection shaft construction techniques, the following steps are included: the underlayment water that paves is steady, cutting, the first walling crib layer of anti-digging, the base's water that paves is steady, the second walling crib layer, surface layer in pave pitch cutting optimal and pitch are instead dug in cutting, and third walling crib layer is instead dug in cutting, well seat is installed, pave asphalt uplayer.The present invention carries out Design of Reinforcement since underlayment water is surely, and enhancing concrete structure is filled up on the outside of the borehole wall, while cancelling the shaft wall structure of base course, is replaced with reinforced concrete structure, forms firm annular high-strength concrete holding force system ring.Well seat finally is formed in supercrust and is stressed directly layer with what concrete bonded, and by the improvement of this programme, scene carries out reloading and rolls three periods, achieves good consolidation effect.
Description
Technical field
The present invention relates to a kind of inspection shaft construction techniques, belong to the realm of building construction.
Background technique
Inlet and outlet road in city is mainly Heavy Traffic road at present, and most of drainage inspection well is built according to country in road
Standard collective drawings " municipal administration drainage channel project and affiliated facility " (06MS201) construction is built, after road comes into operation, part is checked
Depression occurs for well and the diseases such as crack, differential settlement occurs in periphery road surface, and the appearance and road-ability to road generate not
Good influence, or even negative effect is produced to city image.
Summary of the invention
It is an object of the present invention to provide a kind of inspection shaft construction techniques, improve to existing construction method, reduce
Or the disease for avoiding inspection shaft and periphery road surface from occurring.
The solution of the present invention is as follows: a kind of inspection shaft construction technique, the following steps are included:
(1) the underlayment water that paves is steady
A, before the underlayment water that paves is steady, walling crib outer wall is built into reinforcing layer, reinforcing layer is built to the steady crest level of underlayment water
Position；
B, road pavement bottom, walling crib periphery carry out underlayment water and surely pave；
(2) cutting, the first walling crib layer of anti-digging
After the steady intensity of the steady water of underlayment water is up to 50%, setting-out is carried out to walling crib center using total station, is with walling crib center
The center of circle carries out picture circle by radius of the first walling crib layer region concreting range, using handwheel cutting machine along the line to underlayment
Water is surely cut, and is carried out after cutting using pneumatic pick；
(3) the base's water that paves is steady
After the first walling crib layer region concrete strength reaches 50% intensity, in underlayment water surely and above the first walling crib layer
Base's water is carried out surely to pave；
(4) cutting, the second walling crib layer of anti-digging
A, total station is taken to carry out setting-out again to walling crib center, using walling crib center as the center of circle, with the second walling crib layer region
Concreting range is that radius carries out picture circle, using surely cutting along handwheel cutting machine to base's water, is used after cutting
Pneumatic pick is manually cut and is cleaned out；
B, dabbing processing is carried out to walling crib periphery the first walling crib layer region C15 concrete surface, exposes virgin aggregates, and clean
Completely；
C, walling crib internal model is installed；
D, binding, pre-buried walling crib steel reinforcement cage and well seat bolt；
E, the second walling crib layer region C50 walling crib concrete is poured, and vibration compacting is carried out using vibrating spear；
(5) pave surface layer in pitch cutting optimal and pitch
After the second walling crib layer region concrete strength reaches 50% intensity, walling crib internal model is removed, it is steady and second in base's water
Road surface cutting optimal, middle surface layer asphalt paving are carried out above walling crib layer；
(6) cutting, anti-digging third walling crib layer, install well seat
A, total station is taken to carry out setting-out again to all walling crib centers, using walling crib center as the center of circle, with third walling crib layer
Concreting range in region is that radius carries out picture circle, is cut, is cut using centering, lower layer's pitch along handwheel cutting machine
It is manually cut using pneumatic pick afterwards；
B, dabbing processing is carried out to walling crib periphery the second walling crib layer region C50 concrete surface, exposes virgin aggregates, and clean
Completely；
C, installation well seat installs one group of nut, extremely by cap rotation before installing well seat in advance on well seat pre-embedded bolt
The position well seat Xia Kou, to control the upper and lower position of well seat；
D, walling crib reinforced mesh is bound, reinforced mesh is fixed between third walling crib layer and the second walling crib layer；
E, third walling crib layer region C50 walling crib concrete is poured, and vibration compacting is carried out using vibrating spear, to ensure well seat
The density of lower concrete, pouring order of concrete take that recursion is poured and 2% gradient is presented and passs outward from well seat
Increase；
(7) pave asphalt uplayer
A, dabbing processing is carried out to walling crib periphery third walling crib layer region C50 concrete surface, exposes virgin aggregates, and clean
Completely；
Etc. b, after thirds walling crib layer region concrete strength reaches 50%, in third walling crib layer region concrete surface and pitch
50cm wide Anticracking plaster is laid at middle facing joint；
C, pave above surface layer and third walling crib layer asphalt uplayer in pitch.
Further, in technique (2), the radius cut is 50cm, depth 80cm.
Further, walling crib internal model is sizing punching block, is highly 50cm, and radius is walling crib radius, wall thickness 3mm.
Further, in technique (4) step a, the depth cut is 30cm；, in technique (6) step a, the depth cut is
19cm。
Further, asphalt uplayer, middle surface layer, cutting optimal thickness be respectively 4cm, 6cm, 8cm.
Further, the underlayment water that paves is steady, base's water is steady, in pitch cutting optimal and pitch before surface layer, by walling crib inner wall
Precast concrete interim cover board covering closing is taken in aperture, and when the water that prevents from paving is steady, water is surely fallen in well.
The enhancing of C30 concrete, effect very office only are enclosed in supercrust periphery reinforcement one in original road inspection well design process
Limit occurs depression and periphery road surface after vehicle passes through for a long time and the diseases such as crack, differential settlement occurs, appearance to road and
Road-ability generates adverse effect.For this purpose, present design proposes improvement project, reinforcing is carried out since underlayment water is surely and is set
Meter, fills up enhancing concrete structure, while cancelling the shaft wall structure of base course, with reinforced concrete structure generation on the outside of the borehole wall
It replaces, forms firm annular high-strength concrete holding force system ring.It is finally bonded in supercrust formation well seat with concrete direct
Stress layer, by the improvement of this programme, scene carries out reloading and rolls three periods, achieves good consolidation effect.
Detailed description of the invention
Fig. 1 is walling crib constructing structure sectional view of the present invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
Practical example 1
A kind of inspection shaft construction technique, comprising the following steps:
(1) the underlayment water that paves is steady
A, before the underlayment water that paves is steady, 1 outer wall of walling crib is built into reinforcing layer 2, reinforcing layer is built to underlayment water steady 3 and is risen
Journey position, and precast concrete interim cover board covering closing is taken in walling crib inner wall aperture, when the water that prevents from paving is steady, water is surely fallen
To well；
B, road pavement bottom, walling crib periphery carry out underlayment water and surely pave；
(2) cutting, the first walling crib layer of anti-digging
After the steady intensity of the steady water of underlayment water is up to 50%, setting-out is carried out to walling crib center using total station, is with walling crib center
The center of circle carries out picture circle by radius of 4 region concreting range of the first walling crib layer, using handwheel cutting machine along the line to underlayment
Water is surely cut, and is manually cut and is cleaned out using pneumatic pick after cutting, cuts radius as 50cm, depth 80cm,
Then C15 concreting backfill is carried out, and vibration compacting is carried out using vibrating spear；
(3) the base's water that paves is steady
After 4 region concrete strength of the first walling crib layer reaches 50% intensity, in underlayment water surely and above the first walling crib layer
Base's water steady 5 is carried out to pave；Before the base's water that paves is steady, the interim cover board covering envelope of precast concrete is taken into walling crib inner wall aperture
It closes；When preventing from paving, the material that paves is fallen in well；
(4) cutting, the second walling crib layer of anti-digging
A, total station is taken to carry out setting-out again to walling crib center, using walling crib center as the center of circle, with 6 region of the second walling crib layer
Concreting range is that radius carries out picture circle, using surely cutting along handwheel cutting machine to base's water, is used after cutting
Pneumatic pick is manually cut and is cleaned out, and the depth cut is 30cm；
B, dabbing processing is carried out to walling crib periphery the first walling crib layer region C15 concrete surface, exposes virgin aggregates, and clean
Completely；
C, walling crib internal model is installed, is highly 50cm, radius (outer diameter) is walling crib radius, wall thickness 3mm；Before installation, in well
4 positioning bars are diagonally installed in the circle inner wall position 2cm down suitable for reading, control the upper and lower position of internal model；For prevent internal model pour it is mixed
There is lateral displacement and deformation during solidifying soil, in internal model diagonal four spacer bars of oblique pull of progress suitable for reading, and foot is fixed
One of cross hang is set in the C15 concrete in 1 region, and in sizing punching block；
D, binding, pre-buried walling crib steel reinforcement cage 7 and well seat bolt 8 are poured by walling crib bolt hole with modulus aperture on bamboo slab rubber
The position of the bamboo slab rubber control well seat pre-embedded bolt of aperture when building the second walling crib layer region concrete；
E, the second walling crib layer region C50 walling crib concrete is poured, and vibration compacting is carried out using vibrating spear；
(5) pave surface layer in pitch cutting optimal and pitch
After the second walling crib layer region concrete strength reaches 50% intensity, remove walling crib internal model spacer bar suitable for reading and
Walling crib internal model, base's water is steady and the second walling crib layer above carry out that pitch cutting optimal 9, surface layer 10 paves in pitch；It, will before paving
Take steel plate covering closing in walling crib inner wall aperture；When preventing from paving, the material that paves is fallen in well；Surface layer in pitch, cutting optimal
Thickness is respectively 6cm, 8cm.
(6) cutting, anti-digging third walling crib layer, install well seat
A, total station is taken to carry out setting-out again to all walling crib centers, using walling crib center as the center of circle, with third walling crib layer
11 region concreting ranges are that radius carries out picture circle, are cut, are cut using centering, lower layer's pitch along handwheel cutting machine
It is manually cut after cutting using pneumatic pick, the depth cut is 19cm；
B, dabbing processing is carried out to walling crib periphery the second walling crib layer region C50 concrete surface, exposes virgin aggregates, and clean
Completely；
C, installation well seat 12 installs one group of nut, by cap rotation before installing well seat in advance on well seat pre-embedded bolt
To the position well seat Xia Kou, to control the upper and lower position of well seat；
D, walling crib reinforced mesh is bound, reinforced mesh is fixed between third walling crib layer and the second walling crib layer；
E, third walling crib layer region C50 walling crib concrete is poured, and vibration compacting is carried out using vibrating spear, to ensure well seat
The density of lower concrete, pouring order of concrete take that recursion is poured and 2% gradient is presented and passs outward from well seat
Increase；
(7) pave asphalt uplayer
A, dabbing processing is carried out to walling crib periphery third walling crib layer region C50 concrete surface, exposes virgin aggregates, and clean
Completely；
Etc. b, after thirds walling crib layer region concrete strength reaches 50%, in third walling crib layer region concrete surface and pitch
50cm wide Anticracking plaster is laid at middle facing joint；
C, the asphalt uplayer 13 for the 4cm thickness that paves above surface layer and third walling crib layer in pitch, then installs well lid 14.
Although the detailed description and description of the specific embodiments of the present invention are given above, it should be noted that
We can carry out various equivalent changes and modification to above embodiment according to the concept of the present invention, and generated function is made
It, should all be within protection scope of the present invention when with the spirit still covered without departing from specification.
Claims (6)
1. a kind of inspection shaft construction technique, which comprises the following steps:
(1) the underlayment water that paves is steady
A, before the underlayment water that paves is steady, walling crib outer wall is built into reinforcing layer, reinforcing layer is built to the steady crest level position of underlayment water；
B, road pavement bottom, walling crib periphery carry out underlayment water and surely pave；
(2) cutting, the first walling crib layer of anti-digging
After the steady intensity of the steady water of underlayment water is up to 50%, setting-out is carried out to walling crib center using total station, is circle with walling crib center
The heart carries out picture circle by radius of the first walling crib layer region concreting range, using handwheel cutting machine along the line to underlayment water
It is surely cut, is manually cut and cleaned out using pneumatic pick after cutting；
(3) the base's water that paves is steady
After the first walling crib layer region concrete strength reaches 50% intensity, surely and above the first walling crib layer carried out in underlayment water
Base's water surely paves；
(4) cutting, the second walling crib layer of anti-digging
A, total station is taken to carry out setting-out again to walling crib center, using walling crib center as the center of circle, with the second walling crib layer region coagulation
It is that radius carries out picture circle that soil, which pours range, and using surely cutting along handwheel cutting machine to base's water, pneumatic pick is used after cutting
It is manually cut and is cleaned out；
B, dabbing processing is carried out to walling crib periphery the first walling crib layer region C15 concrete surface, exposes virgin aggregates, and cleaned dry
Only；
C, walling crib internal model is installed；
D, binding, pre-buried walling crib steel reinforcement cage and well seat bolt；
E, the second walling crib layer region C50 walling crib concrete is poured, and vibration compacting is carried out using vibrating spear；
(5) pave surface layer in pitch cutting optimal and pitch
After the second walling crib layer region concrete strength reaches 50% intensity, walling crib internal model is removed, base's water is steady and the second walling crib
Surface layer paves in layer top progress pitch cutting optimal, pitch；
(6) cutting, anti-digging third walling crib layer, install well seat
A, total station is taken to carry out setting-out again to all walling crib centers, using walling crib center as the center of circle, with third walling crib layer region
Concreting range is that radius carries out picture circle, is cut using centering, lower layer's pitch along handwheel cutting machine, is adopted after cutting
It is manually cut with pneumatic pick；
B, dabbing processing is carried out to walling crib periphery the second walling crib layer region C50 concrete surface, exposes virgin aggregates, and cleaned dry
Only；
C, installation well seat installs one group of nut before installing well seat in advance on well seat pre-embedded bolt, by cap rotation to well seat
The position Xia Kou, to control the upper and lower position of well seat；
D, walling crib reinforced mesh is bound, reinforced mesh is fixed between third walling crib layer and the second walling crib layer；
E, third walling crib layer region C50 walling crib concrete is poured, and vibration compacting is carried out using vibrating spear, to ensure below well seat
The density of concrete, pouring order of concrete take from well seat outward recursion poured and present 2% the gradient be incremented by；
(7) pave asphalt uplayer
A, dabbing processing is carried out to walling crib periphery third walling crib layer region C50 concrete surface, exposes virgin aggregates, and cleaned dry
Only；
Etc. b, after thirds walling crib layer region concrete strength reaches 50%, the face in third walling crib layer region concrete surface and pitch
Layer seam crossing is laid with 50cm wide Anticracking plaster；
C, pave above surface layer and third walling crib layer asphalt uplayer in pitch.
2. a kind of inspection shaft construction technique according to claim 1, which is characterized in that in technique (2), cut half
Diameter is 50cm, depth 80cm.
3. a kind of inspection shaft construction technique according to claim 1, which is characterized in that walling crib internal model is sizing steel
Mould is highly 50cm, and radius is walling crib radius, wall thickness 3mm.
4. a kind of inspection shaft construction technique according to claim 1, which is characterized in that in technique (4) step a, chisel
The depth removed is 30cm；In technique (6) step a, the depth cut is 19cm.
5. a kind of inspection shaft construction technique according to claim 1, which is characterized in that asphalt uplayer, middle surface layer,
The thickness of cutting optimal is respectively 4cm, 6cm, 8cm.
6. a kind of inspection shaft construction technique according to claim 1, which is characterized in that the underlayment water that paves it is steady,
Base's water is steady, in pitch cutting optimal and pitch before surface layer, and the interim cover board covering envelope of precast concrete is taken in walling crib inner wall aperture
It closes, when the water that prevents from paving is steady, water is surely fallen in well.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611092913.6A CN106759792B (en) | 2016-12-02 | 2016-12-02 | A kind of inspection shaft construction technique |
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|---|---|---|---|
| CN201611092913.6A CN106759792B (en) | 2016-12-02 | 2016-12-02 | A kind of inspection shaft construction technique |
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| CN106759792A CN106759792A (en) | 2017-05-31 |
| CN106759792B true CN106759792B (en) | 2019-02-12 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107313456A (en) * | 2017-06-26 | 2017-11-03 | 中国建筑局（集团）有限公司 | A kind of municipal inspection shaft and its anti-excavation construction method |
| CN108252176A (en) * | 2018-03-14 | 2018-07-06 | 袁州 | A kind of pavement engineering construction method equipped with inspection shaft |
| CN108411942A (en) * | 2018-04-18 | 2018-08-17 | 荣盛建设工程有限公司 | A method of with the repair of early strong strength self-compaction steel fiber reinforced concrete, reinforcing inspection shaft bearing |
| CN108486976B (en) * | 2018-04-30 | 2023-06-27 | 安徽省公路桥梁工程有限公司 | Roadbed structure at mountain highway filling and digging junction and construction method thereof |
| CN108560684B (en) * | 2018-04-30 | 2023-06-27 | 安徽省公路桥梁工程有限公司 | Heavy-load traffic road inspection well ring and construction method thereof |
| CN109972659B (en) * | 2019-04-09 | 2024-05-03 | 济南城建集团有限公司 | Novel municipal inspection well structure and construction method |
| CN112227502B (en) * | 2020-10-28 | 2022-11-08 | 中建七局安装工程有限公司 | Drainage inspection well construction method |
| CN112647543B (en) * | 2021-01-12 | 2022-04-12 | 湖北路远建设集团有限公司 | Rigid mounting construction method for manhole cover |
| CN114809238A (en) * | 2022-04-27 | 2022-07-29 | 扬州市建筑设计研究院有限公司 | Municipal road inspection well and construction method thereof |
| CN114855878A (en) * | 2022-06-15 | 2022-08-05 | 中建二局第二建筑工程有限公司 | Sewage disposal well and construction method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101718101B (en) * | 2009-11-19 | 2011-04-06 | 济南城建工程公司 | Concrete integral pouring construction method and device for road inspection well |
| CN104831752B (en) * | 2015-04-16 | 2017-04-26 | 北京路桥瑞通养护中心有限公司 | Prefabricated inspection well and construction method thereof |
| CN204803917U (en) * | 2015-07-03 | 2015-11-25 | 安徽湖滨建设集团有限公司 | Precast concrete inspection shaft walling crib mounting structure |
| CN105586988B (en) * | 2015-12-16 | 2018-05-15 | 北京路桥瑞通养护中心有限公司 | A kind of construction method of road inspection well and pavement structure including the inspection shaft |
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