CN106638696B - The construction method of installation of anti-settling manhole cover - Google Patents
The construction method of installation of anti-settling manhole cover Download PDFInfo
- Publication number
- CN106638696B CN106638696B CN201610935059.9A CN201610935059A CN106638696B CN 106638696 B CN106638696 B CN 106638696B CN 201610935059 A CN201610935059 A CN 201610935059A CN 106638696 B CN106638696 B CN 106638696B
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- well
- concrete
- manhole cover
- well lid
- installation
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/125—Manhole shafts; Other inspection or access chambers; Accessories therefor characterised by the lining of the shaft
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
- Road Paving Structures (AREA)
Abstract
The invention belongs to town road construction field, more particularly to a kind of construction method of installation of anti-settling manhole cover, it is characterised in that include the following steps：Excavation of foundation pit；Pit shaft is built by laying bricks or stones；Well seat ring is installed；Perimeter reinforcement；Emulsified asphalt sprays；Bituminous concrete decking and rolling；Well lid is installed；It synchronizes and rolls；Maintenance.The beneficial effects of the invention are as follows, be effectively ensured manhole cover contacted with bituminous paving near pavement structure be fully compacted, prevent the depression of well periphery and the caducous construction quality common fault problem of bituminous concrete, well lid is smoothed out with road drop-over, path formation, beauty, it ensure that road surface ride comfort and road-ability, promote urban road traffic safety and service level；Meanwhile construction efficiency is substantially increased, construction efficiency is high, shortens long construction period；Later stage mass defect maintenance rate caused by well lid quality problems is reduced, late maintaining maintenance cost is saved, reduces influence of the construction closing phase to social environment around, mitigates the influence that repair waste material generates surrounding enviroment, obtains preferable economic and social benefit.
Description
Technical field
The invention belongs to town road construction field, more particularly to a kind of construction method of installation of anti-settling manhole cover.
Background technology
The disease on road surface is especially collapsed around inspection shaft, is rotten there are extremely widespread around urban road inspection shaft and well
The mass defects such as side, crack, well lid destruction, reduce later stage mass defect maintenance rate, are the bottles for restricting urban road engineering quality
Neck is the chronic disease for being difficult to overcome in road construction, seriously affects urban road traffic safety and service level, influences the flat of road
It is whole, beautiful.
However, installing anti-settling manhole cover using traditional construction method, often the slow, inefficiency because of speed of application, leads
Cause the asphalt around well lid, it is difficult to carry out Effective Compaction at the specified temperature, go out around well lid after a period of time that is open to traffic
Now different degrees of track causes the generation for jumping vehicle phenomenon, influences the use function of road；Moreover, traditional construction technology side
Method, takes a substantial amount of time and manpower, so that building course exists, time-consuming, takes manpower, the shortcomings of construction environment is poor.
Invention content
The present invention is mentioned above in order to solve the problems, such as, makes up the deficiency of traditional technology, provides a kind of solution inspection shaft week
Side compactness is insufficient, depression, the caducous construction quality problem of bituminous concrete；Meanwhile solution traditional construction technique is cumbersome, applies
Work efficiency rate is low, long construction period etc. native defects, be a kind of manhole cover construction method of installation of innovation.
The present invention is achieved through the following technical solutions：
A kind of construction method of installation of anti-settling manhole cover, it is characterised in that include the following steps：Excavation of foundation pit；Pit shaft
It builds by laying bricks or stones；Well seat ring is installed；Pit shaft perimeter reinforcement；Emulsified asphalt sprays；Bituminous concrete decking and rolling；Well lid is installed；It is synchronous to grind
Pressure；Maintenance.
Further, the excavation of foundation pit finds well lid center position accurately according to the coordinate that well lid early period measures before hidden；People
Work is drawn circle and is cut to range within pit shaft week roadbase Φ 1500mm, steady to bituminous concrete, the water in cut coverage
Base is crushed with electric pick, is abolished range and is not less than design of foundation pit size；The reserved marginal portion of foundation pit, which uses, manually to be cut；Clearly
Bottom of foundation ditch is managed, is rinsed with water, moistens before concreting.
Further, the pit shaft is built by laying bricks or stones, and substrate well circumferential portion is filled out using cement stabilized macadam or low grade C15 concrete
It is real, levelling；Well head height is 16cm under asphalt uplayer.
Further, the well seat ring installation, well seat ring outer diameter is 1020mm, and it is straight that anti-settling inspection shaft structure sheaf abolishes region
Diameter is controlled in 1350mm, is fixed concrete well seat ring with cement mortar, and well seat ring and pit shaft are concentric, and well seat ring height is pitch
16cm under upper layer, surely upper substrate top surface flushes with water substantially, consolidates leveling；Often side width is well seat ring with roadbase
165mm is filled using cement stabilized macadam or cast-in-place concrete, forms the washer not less than road structure intensity.
Further, the emulsified asphalt spraying, sprays bitumen layer exposed parts in concrete upper surface and excision extension
Emulsified asphalt.
Further, dropproof slot is placed in well by the bituminous concrete decking and rolling by sealing ring and installation jackscrew
It holds out against and fixes in seat ring；By barrel cover type well head limit shaper be installed on well seat ring, pave bituminous concrete when, foundation pit
Interior layering paves, and pitch virtual resurfacing thickness is controlled by empty paving coefficient, and feature is seldom expected for peaceful material of owing；Asphalt compacting is using punching
It hits rammer and alternately, after the completion of cloth uses plate compactor progress first pressing first with plate compactor, adopted after asphalt surfacing
Carry out multiple pressure with battering ram, be surface-treated again using plate compactor after the completion of multiple pressure, in compacting process according to field condition and
Shi Jinhang supplements mixture and by the cleaning work of extra mixture；After after road surface, internal temperature is fully lowered into outdoor temperature,
It is taken out after limit shaper is firmly rotated.
Further, the well lid is installed, and when particulate formula bitumen concrete paves, well lid is put into well head, machine to be paved spread out well
Well lid tilting is promoted to particulate formula bitumen concrete void and spreads 2cm and vacantly temporarily fixed, using thin under anti-settling manhole cover frame by Gai Hou
Grain formula bitumen concrete filling is closely knit, and the elevation that paves of the particulate formula bitumen concrete under well lid paves elevation by periphery road surface particulate formula bitumen concrete
Same control, is hugged flat with small-sized rake carefulness, after leveling, well lid is put down, then with particulate formula bitumen concrete large roller
Synchronize whole compacting.
Further, the maintenance, the open to traffic after pavement asphalt inside configuration temperature is fully lowered into outdoor temperature.
The invention has the advantages that the abundant compacting of manhole cover and bituminous paving is effectively ensured, depression and drip are prevented
The green caducous construction quality problem of concrete, well lid are connected smooth-going with road, and elevation is consistent, and path formation, beauty ensure that
Road surface ride comfort and road-ability promote urban road traffic safety and service level；Meanwhile substantially increasing construction effect
It is long to shorten the well lid installation period for rate；Later stage mass defect maintenance rate caused by well lid quality problems is reduced, the later stage is saved
Maintenance cost reduces blocked for road construction influence of the phase to social environment around, reduces repair waste material and is produced to surrounding enviroment
Raw influence obtains preferable economic and social benefit.
Description of the drawings
It is further described below in conjunction with the accompanying drawings.
Fig. 1 is the flow chart that the present invention constructs.
Fig. 2 to Fig. 6 is the work progress schematic diagram of construction method of the present invention.
In figure, 1 periphery road surface, 2 lay bricks, 3 well seat rings, 4 sealing rings, and 5 fall slot, and 6 well heads limit shaper, 7 coarse grain
Formula pitch, grain formula pitch in 8,9 particulate formula bitumen concretes, 10 well lids.
Specific implementation mode
Below by specific embodiment, the invention will be further described.
The construction method of installation of anti-settling manhole cover, it is characterised in that include the following steps：Excavation of foundation pit；Pit shaft is built
It builds；Well seat ring is installed；Perimeter reinforcement；Emulsified asphalt sprays；Bituminous concrete decking and rolling；Well lid is installed；It synchronizes and rolls；It supports
Shield.
The excavation of foundation pit finds well lid center position accurately according to the coordinate that well lid early period measures before hidden, artificial to draw circle pair
Range is cut within pit shaft week roadbase Φ 1500mm, to the bituminous concrete in cut coverage, cement treated material electricity consumption
Pick is crushed, and is abolished range and be should be less than foundation pit size, and must not disturb pavement structure, forbids to generate protuberance or crackle；Foundation pit
Reserved marginal portion ensures that crater wall is neat, smoother, solid using manually cutting.Substrate should be cleaned out, and be answered before concreting
It is rinsed with water, moistens.
The pit shaft is built by laying bricks or stones, well head height it is insufficient should upward spreading pit shaft as required, well head, which is laid bricks, to be built by inspection shaft
Standard control is built, answers that mortar is full, build specification by laying bricks or stones, size is accurate；Substrate well circumferential portion uses cement stabilized macadam or low grade
C15 concrete tamps, is levelling.Well head height is 16cm under coarse grain formula bitumen concrete, ensures to be mounted directly prefabricated regulation ring on well head.
The well seat ring installation, well seat ring（Prefabricated regulation ring）Outer diameter is 1020mm, and anti-settling inspection shaft structure sheaf is abolished
Regional diameter is controlled in 1350mm, is fixed concrete prefabricated regulation ring with cement mortar, well seat ring and pit shaft are concentric, steady with water
Upper substrate top surface flushes, and consolidates leveling；Well seat ring is 165mm per side width with roadbase, using cement stabilized macadam or now
Pouring concrete is filled the washer to be formed not less than road structure intensity.
The emulsified asphalt spraying, to bitumen layer exposed parts spraying emulsification drip in concrete upper surface and excision extension
Blueness will spray in place, and dosage is uniform.
The bituminous concrete decking and rolling leads to dropproof slot to prevent dregs and bituminous concrete from falling into inspection shaft
It crosses sealing ring and installation jackscrew is placed in well seat ring and holds out against and fix.Gap around fall arrest construction equipment and manhole shaft
Tight seal is carried out using rubber ring, when ensureing the construction of asphalt concrete structure layer, bituminous concrete and other sundries can not be fallen
Enter in inspection shaft.Before asphalt concrete structure layer cloth, it is important to note that hygienic cleaning around pit shaft, ensures cleaned in situ.By well
Lid is installed special limit positioning mold and is installed on well seat ring, and pave bituminous concrete, is layered and paves in foundation pit, bituminous concrete
Virtual resurfacing thickness is controlled by empty paving coefficient, and cloth principle is seldom expected for peaceful material of owing, and is dripped around pit shaft after preventing bituminous concrete to be compacted
Green concrete is higher than the bituminous concrete surface for completion of having constructed, and is had an impact to bituminous concrete flatness；Bituminous concrete
Compacting uses battering ram alternately, to use plate compactor to carry out first pressing, bituminous concrete table first after the completion of cloth with plate compactor
Multiple pressure is carried out using battering ram after face is smooth, is surface-treated again using plate compactor after the completion of multiple pressure.Basis in compacting process
Field condition carries out feed supplement and the cleaning work of extra bituminous concrete in time, ensure the compactness after bituminous concrete compacting and
Flatness.New black top concrete is controlled in bituminous concrete compacting process emphatically to handle with original face bed joint, seam crossing
It needs manually to smear bituminous concrete combination oil, new old asphalt concrete must be made to connect batch position without clear gap, in conjunction with closely knit.
After after road surface, internal temperature is fully lowered into outdoor temperature, taken out after gently rotating mold.
The well lid is installed, and when particulate formula bitumen concrete paves, spheroidal graphite cast-iron well seat is put into well head, machine to be paved spread out well
Well lid elevation is promoted to particulate formula bitumen concrete void and spreads 2cm and fixed by Gai Hou, and particulate formula pitch is used under anti-settling manhole cover frame
Concrete filling is closely knit, and the particulate formula bitumen concrete elevation that paves equally is controlled by the road surface particulate formula bitumen concrete elevation that paves under well lid, manually
Quickly well lid is fallen after leveling, then pave with particulate formula bitumen concrete synchronizes whole compacting with large roller.
The maintenance, can open to traffic after after road surface, internal temperature is fully lowered into outdoor temperature.Such as without special traffic
Pressure, preferably after asphalt stabilization, about 3--7 days, then open to traffic.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula carries out change and modification appropriate.Therefore, the invention is not limited in specific implementation modes disclosed and described above, to this
Some modifications and changes of invention should also be as falling into the scope of the claims of the present invention.
Claims (7)
1. a kind of construction method of installation of anti-settling manhole cover, it is characterised in that include the following steps：Excavation of foundation pit；Pit shaft is built
It builds；Well seat ring is installed；Pit shaft perimeter reinforcement；Emulsified asphalt sprays；Bituminous concrete decking and rolling；Well lid is installed；It synchronizes and rolls；
Maintenance；
Wherein, dropproof slot is placed in by sealing ring and installation jackscrew in well seat ring by the bituminous concrete decking and rolling
Hold out against fixation；Barrel cover type well head well head limit shaper is installed on well seat ring, pave bituminous concrete, layering in foundation pit
It paves, bituminous concrete virtual resurfacing thickness is peaceful to owe material few material by empty paving coefficient control；Bituminous concrete compacting using battering ram with
Plate compactor alternately, uses plate compactor to carry out first pressing first after the completion of cloth, using impact after bituminous concrete surfacing
Rammer carries out multiple pressure, is surface-treated using plate compactor after the completion of multiple pressure, is carried out in time according to field condition in compacting process again
Supplement bituminous concrete and by the cleaning work of extra bituminous concrete；Wait for that road surface internal temperature is fully lowered into outdoor temperature
Afterwards, it is taken out after well head limit shaper firmly being rotated.
2. the construction method of installation of anti-settling manhole cover according to claim 1, it is characterised in that：The foundation pit is opened
It digs, according to the coordinate that well lid early period measures before hidden, finds well lid center position accurately；Artificial circle of drawing is to pit shaft week roadbase Φ
Range is cut within 1500mm, is crushed with electric pick to bituminous concrete, the cement treated material in cut coverage, is abolished model
It encloses and is not less than design of foundation pit size；The reserved marginal portion of foundation pit, which uses, manually to be cut；Bottom of foundation ditch is cleared up, is used before concreting
Water is rinsed, is moistened.
3. the construction method of installation of anti-settling manhole cover according to claim 1, it is characterised in that：The pit shaft is built
It builds, substrate well circumferential portion tamps using cement stabilized macadam or low grade C15 concrete, is levelling；Well head height is above pitch
The lower 16cm of layer.
4. the construction method of installation of anti-settling manhole cover according to claim 1, it is characterised in that：The well seat ring peace
Dress, well seat ring outer diameter are 1020mm, and anti-settling inspection shaft structure sheaf is abolished regional diameter and controlled in 1350mm, will with cement mortar
Concrete well seat ring is fixed, and well seat ring and pit shaft are concentric, and well seat ring height is 16cm under asphalt uplayer, surely goes up base with water substantially
Layer top surface flushes, and consolidates leveling；Well seat ring and roadbase are 165mm per side width, using cement stabilized macadam or cast-in-place mixed
Solidifying soil is filled, and forms the washer not less than road structure intensity.
5. the construction method of installation of anti-settling manhole cover according to claim 1, it is characterised in that：The emulsified asphalt
Spraying sprays emulsified asphalt to bitumen layer exposed parts in concrete upper surface and excision extension.
6. the construction method of installation of anti-settling manhole cover according to claim 1, it is characterised in that：The well lid peace
If particulate formula bitumen concrete paves, well lid is put into well head, after machine to be paved spread out well lid, well lid tilting is promoted to particulate
Formula bitumen concrete void is spread 2cm and is vacantly temporarily fixed, closely knit using the filling of particulate formula bitumen concrete under anti-settling manhole cover frame, under well lid
The particulate formula bitumen concrete elevation that paves equally is controlled by the periphery road surface particulate formula bitumen concrete elevation that paves, hugged with small-sized rake it is flat, it is whole
After flat, well lid is put down, then synchronizes whole compacting with large roller with particulate formula bitumen concrete.
7. the construction method of installation of anti-settling manhole cover according to claim 1, it is characterised in that：The maintenance, is waited for
Pavement asphalt inside configuration temperature is fully lowered into open to traffic after outdoor temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610935059.9A CN106638696B (en) | 2016-11-01 | 2016-11-01 | The construction method of installation of anti-settling manhole cover |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610935059.9A CN106638696B (en) | 2016-11-01 | 2016-11-01 | The construction method of installation of anti-settling manhole cover |
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| CN106638696A CN106638696A (en) | 2017-05-10 |
| CN106638696B true CN106638696B (en) | 2018-09-11 |
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| GB2574070B (en) * | 2018-05-26 | 2020-05-20 | Caswick Ltd | Manhole device |
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| CN112922037A (en) * | 2021-01-25 | 2021-06-08 | 武汉市汉阳市政建设集团有限公司 | Synchronous construction method for anti-settling well lid installation and pavement asphalt laying |
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| CN115030224A (en) * | 2022-06-21 | 2022-09-09 | 青岛中润公用事业设计有限责任公司 | Municipal road inspection well and construction method thereof |
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Inventor after: Feng Huaxin Inventor after: Chen Yonghui Inventor after: Yuan Peng Inventor after: Wang Xinmin Inventor after: Yuan Wenlong Inventor after: Wang Deqing Inventor after: Song Haitao Inventor after: Qu Fanfeng Inventor after: Yang Yong Inventor after: Lin Xingyan Inventor before: Feng Huaxin Inventor before: Chen Yonghui Inventor before: Yuan Peng Inventor before: Wang Xinmin Inventor before: Yuan Wenlong Inventor before: Wang Deqing Inventor before: Song Haitao Inventor before: Qu Fanfeng Inventor before: Yang Yong Inventor before: Lin Xingyan |
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