CN108560684A - Heavy Traffic road inspection well walling crib and its construction method - Google Patents
Heavy Traffic road inspection well walling crib and its construction method Download PDFInfo
- Publication number
- CN108560684A CN108560684A CN201810406193.9A CN201810406193A CN108560684A CN 108560684 A CN108560684 A CN 108560684A CN 201810406193 A CN201810406193 A CN 201810406193A CN 108560684 A CN108560684 A CN 108560684A
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- CN
- China
- Prior art keywords
- well
- well seat
- inspection shaft
- inspection
- walling crib
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Classifications
-
- 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
- E03F5/027—The bottom made of prefabricated segments
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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
- E02D29/14—Covers for manholes or the like; Frames for covers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The invention discloses Heavy Traffic road inspection well walling crib and its construction methods, the walling crib includes checking bottom, middle and top part, well seat, ductile cast iron manhole cover etc., the borehole wall, which is set to, to be checked between bottom and steel internal model, the borehole wall is equipped with pipeline butt hole, and well seat pours well seat installation system ductile cast iron manhole cover mounted on periphery concrete synchronous and is arranged at the well head above well seat;In the middle part of inspection shaft, it is equipped with walling crib steel reinforcement cage in inspection shaft top, and pours into a mould concrete;It checks that bottom is externally provided with underlayment, is externally provided with middle base in the middle part of inspection shaft, inspection shaft top is externally provided with bitumen layer.For the present invention by using above-mentioned technology, obtained inspection shaft walling crib structural bearing performance is big, ensure that the stability of the shaft wall structure in work progress;It accelerates the rapid positioning during well seat is installed and fixes, and its construction method is simple and convenient, production efficiency is high, is suitable for Heavy Traffic road, and arc concrete modular brick can save resource using hollow design.
Description
Technical field
The present invention relates to a kind of road inspection well walling crib, more particularly to a kind of Heavy Traffic road inspection well walling crib and its apply
Work method.
Background technology
With the needs of socio-economic development, in order to ensure it is townie run in order, underground urban pipeline divides extensively
Both sides of the road are distributed in, and inspection shaft is repaired as underground utilities, maintenance, it is ensured that the structures of underground utilities normal operation are held
Performance is carried, requirement of settlement control is all relatively stringenter.
Inspection shaft well lid part is located at pavement of road, often by the impact force of vehicular traffic, is easy to cause well lid sinking,
The diseases such as well lid periphery pavement cracking, to traffic safety, road surface is beautiful, and appearance of city can all have a great impact, which exists
It is more prominent on Heavy Traffic road surface.Inspection shaft walling crib is broadly divided into cast-in-place concrete inspection shaft walling crib, brick inspection shaft at present
Walling crib and plastic inspection well walling crib.Although cast-in-place concrete walling crib load-carrying properties are good, it is not susceptible to the sedimentation of walling crib, it is cast-in-place mixed
Solidifying soil takes greatly, very stringent to the control requirement of construction quality, therefore common engineering does not use the inspection shaft of the form.Plastics are examined
Look into well walling crib dead weight it is small, the material property of itself need not also carry out anti-corrosion treatment, but it is larger by Effect of Underground Water Level, rain
Water-water reactor accumulates the floating that can excessively cause walling crib, is influenced in addition by processing technology, the general diameter of plastic inspection well is smaller, uses model
It encloses limited.Traditional brick inspection shaft walling crib is because corrosion resistance and leakproofness are poor, along with clay brick provides soil
The destruction in source has not been suitable for current idea of development.
In conclusion although current check well walling crib is various informative, respective defect is all very prominent, quasi- to seek a kind of base
In brick inspection shaft walling crib structure, environmental protection, increase the load-carrying properties of walling crib structure, reduces well lid sedimentation and periphery road surface is heavy
The Heavy Traffic road inspection well walling crib and its construction method for dropping phenomenon just seem particularly significant.
Invention content
The purpose of the present invention is exactly to overcome drawbacks described above, provides a kind of Heavy Traffic road inspection well walling crib and its construction party
Method.
The Heavy Traffic road inspection well walling crib, it is characterised in that including checking bottom, inspection shaft middle part, checking
Well top, well seat, ductile cast iron manhole cover, steel internal model and periphery concrete synchronous pour well seat installation system, and the borehole wall, which is set to, to be checked
Between bottom and steel internal model, the borehole wall is equipped with pipeline butt hole, and well seat pours the installation of well seat mounted on periphery concrete synchronous
System, ductile cast iron manhole cover are arranged at the well head above well seat;In the middle part of inspection shaft, walling crib reinforcing bar is equipped in inspection shaft top
Cage, and pour into a mould concrete;It checks that bottom is externally provided with underlayment, middle base, inspection shaft top peripheral hardware is externally provided in the middle part of inspection shaft
There are bitumen layer, underlayment to be located above roadbed.
The Heavy Traffic road inspection well walling crib, it is characterised in that bitumen layer is three-decker, is divided into face layer pitch
Layer, middle level bitumen layer and lower layer's bitumen layer;Reinforced mesh, inspection shaft top upper surface and drip are equipped between middle base and bitumen layer
It is equipped with steel between cyan layer and moulds grid.
The Heavy Traffic road inspection well walling crib, it is characterised in that inspection shaft base diameter be more than inspection shaft in the middle part of,
The diameter on inspection shaft top.
The Heavy Traffic road inspection well walling crib, it is characterised in that the borehole wall is multilayer cyclic structure, every layer of cyclic annular knot
Structure is made of several assembled prefabricated section strength core assembly, and assembled prefabricated section strength in-core is equipped with monolithic reinforced cage, assembled prefabricated section strength
Core both sides are equipped with and shelve tongue and groove;It includes that the positioning of well seat shelves ring and well seat is shelved that periphery concrete synchronous, which pours well seat installation system,
Ring flat-plate, steel internal model upper outside are equipped with and shelve angle steel, and well seat, which is shelved ring flat-plate and is weldingly fixed on, to be shelved on angle steel, and the positioning of well seat is shelved
Ring setting is shelved in well seat on the outside of ring flat-plate, and the positioning of well seat is shelved ring and is fixed on monolithic reinforced cage by vertical reinforcement.
The Heavy Traffic road inspection well walling crib, it is characterised in that the positioning of well seat shelves ring and shelves angle steel quantity phase
Together, position is correspondingly arranged, and it is 4 to shelve angle steel, to setting in steel internal model surrounding.
The construction method of the Heavy Traffic road inspection well walling crib, it is characterised in that include the following steps:
1)First step road pavement carry out it is anti-dig to roadbed, on the basis of arranging steel internal model assembly build prefabricated section strength core by laying bricks or stones, obtain
The borehole wall, and the pipeline butt hole for connecting drainpipe is reserved on the borehole wall, pave the cement stabilized macadam layer checked at bottom, then
Monoblock type hanger is set up at ground;
2)Second step is mounted in inspection shaft using monoblock type hanger and installs first of adjustable inner support, then is cut, instead dug inspection
The underlayment cement stabilized macadam layer of bottom is looked into, and pours C15 fill concretes on underlayment;
3)Third step first paves the cement stabilized macadam layer at middle base, then on the outside of inspection shaft central radius, middle base
Reinforced mesh, the lower layer's bitumen layer that and then paves in the above and middle level bitumen layer are laid at the top of cement stabilized macadam layer;
4)The cutting of 4th step, the middle base's cement stabilized macadam layer for instead digging inspection shaft middle part and inspection shaft top, and lay walling crib
Reinforcement cage structure pours the C50 concrete of inspection shaft center, lays the adjustable inner support of second, and on inspection shaft top
Angle steel is shelved in installation in the steel internal model at place, the positioning of well seat shelves ring and well seat shelves ring flat-plate;
5)5th step lift to well seat to position and shelves ring and well seat shelves ring flat-plate using monoblock type hanger lifting installation well seat
In the space surrounded, then the C50 concrete at inspection shaft top is poured, and the face layer bitumen layer that pave.
The construction method of the Heavy Traffic road inspection well walling crib, it is characterised in that pave cement stabilized macadam layer
When, the well head of the borehole wall is covered with prefabricated temporary enclosed cover board, and cement stabilized macadam layer is avoided to fall into inside inspection shaft, it is described prefabricated
Temporary enclosed cover board is made to hollow cover board body by isolation ring flat-plate, and rubble is filled in cover board body.
The construction method of the Heavy Traffic road inspection well walling crib, it is characterised in that the borehole wall is internally provided with two-track tape can
Mode inner support, which is put, hangs Combined internal mold system, and it includes pre-buried in steel internal model to be put with adjustable inner support and hang Combined internal mold system
Shelve angle steel, monoblock type hanger and adjustable inner support, shelve angle steel along steel internal model surrounding every 90 ° arrange one.
The construction method of the Heavy Traffic road inspection well walling crib, it is characterised in that monoblock type hanger includes passing through cross
The rack beam of beam flexible support setting on the ground, is equipped with crossbeam rigid support between crossbeam flexible support and rack beam,
Motor is equipped in the middle part of rack beam, the drive link on motor connects suspender, and monoblock type hanger is for lifting well seat and adjustable
Formula inner support.
The construction method of the Heavy Traffic road inspection well walling crib, it is characterised in that adjustable inner support includes casing
Component, gad fixing device and jack, sheath assembly are connected by more casings by connecting elements, and sheath assembly one end is fixed
In steel internal model, the other end connects jack by gad fixing device, and jack is fixed in steel internal model, jack, casing
The junction of component and steel internal model is located at the both ends of mode diameter in steel.
By using above-mentioned technology, compared with prior art, the present invention has following features and advantageous effect:
1)The present invention proceeds by Design of Reinforcement from underlayment cement stabilized macadam layer, and enhancing concrete knot is filled up on the outside of the borehole wall
Structure, while cancelling the shaft wall structure of base course, it is replaced with reinforced concrete structure, forms firm annular high-strength concrete holding force
System ring;
2)The hollow assembled prefabricated section strength core of pin-connected panel endless foraminous that the present invention uses, hollow design can save resource, meet " green
Color construct " theory, and by setting shelve tongue and groove tongue and groove it is engaged, need not be built using a large amount of mortar
It builds, saves duration, lifting construction efficiency;
3)The periphery concrete synchronous that the present invention provides pours well seat installation system, and well seat can be quickly positioned during well seat is installed
Position shelves ring in the positioning of well seat and well seat shelves ring flat-plate and surrounds placement well seat in space, it is also ensured that the casting concrete phase
Between well seat set and do not shift.
Description of the drawings
Structural schematic diagram when Fig. 1 is the construction of inspection shaft walling crib;
Fig. 2 is prefabricated temporary enclosed cover board perspective structure schematic diagram;
Fig. 3 is the hollow assembled prefabricated section strength cored structure schematic diagram of pin-connected panel endless foraminous;
Fig. 4 is that walling crib builds schematic diagram by laying bricks or stones;
Fig. 5 is that periphery concrete synchronous pours well seat installation system vertical view;
Fig. 6 is details enlarged drawing at A in Fig. 1.
Wherein:1- checks bottom;In the middle part of 2- inspection shafts;3- inspection shafts top;4- roadbeds;The 5- boreholes wall;6- underlayments;7-
Middle base;8- reinforced mesh;9- well seats;10- ductile cast iron manhole covers;11- steel moulds grid;12- bitumen layers;13- pipeline butt holes;
14- assembly prefabricated section strength cores;Ring flat-plate is isolated in 15-;The prefabricated temporary enclosed cover boards of 16-;17- rubbles;18- shelves tongue and groove;19- is whole
Formula steel reinforcement cage;20- puts with adjustable inner support and hangs Combined internal mold system;21- shelves angle steel;22- monoblock type hangers;23- branch
Frame crossbeam;24- crossbeam rigid supports;25- crossbeam flexible supports;26- motor;27- drive links;28- suspenders;29- is adjustable
Inner support;30- casings;31- casing connection components;32- casing steel forelock devices;33- jack;The peripheries 34- concrete is same
Step pours well seat installation system;Ring is shelved in the positioning of 35- well seats;36- well seats shelve ring flat-plate;37- steel internal models.
Specific implementation mode
Below in conjunction with Figure of description, the invention will be further described, but protection scope of the present invention is not limited in
This:
As shown in figures 1 to 6, Heavy Traffic road inspection well walling crib of the invention, including check bottom 1, inspection shaft middle part 2, inspection
The tops Cha Jing 3, well seat 9, ductile cast iron manhole cover 10, steel internal model 37 and periphery concrete synchronous pour well seat installation system 34, inspection
Look into diameter of 1 diameter of bottom more than 2, inspection shaft top 3 in the middle part of inspection shaft;The borehole wall 5, which is set to, checks bottom 1 and steel internal model 37
Between, the borehole wall 5 is equipped with pipeline butt hole 13, and well seat 9 pours well seat mounted on periphery concrete synchronous and installs system 34, spheroidal graphite
Casting iron well lid 10 is arranged at the well head above well seat 9;Walling crib steel reinforcement cage is equipped in the middle part of inspection shaft in 2, inspection shaft top 3, and
Pour into a mould concrete;Check that bottom 1 is externally provided with underlayment 6,2 are externally provided with middle base 7,3 peripheral hardware of inspection shaft top in the middle part of inspection shaft
There are bitumen layer 12, underlayment 6 to be located at 4 top of roadbed.
As shown, the bitumen layer 12 of the present invention is three-decker, it is divided into face layer bitumen layer, middle level bitumen layer and lower layer's drip
Cyan layer;It is equipped with reinforced mesh 8 between middle base 7 and bitumen layer 12, steel is equipped between 3 upper surface of inspection shaft top and bitumen layer 12
Mould grid 11.
As shown in Figure 3 and Figure 4, the borehole wall 5 in the embodiment of the present invention is multilayer cyclic structure, and every layer of cyclic structure is by several
Assembled prefabricated section strength core 14 is assembled to be constituted, and monolithic reinforced cage 19, assembled prefabricated section strength core are equipped in assembled prefabricated section strength core 14
14 both sides, which are equipped with, shelves tongue and groove 18, and the tongue and groove 18 of shelving in two neighboring assembly prefabricated section strength core 14 is connected;Periphery coagulation
It includes that the positioning of well seat shelves ring 35 and well seat shelves ring flat-plate 36,37 upper outside of steel internal model that soil, which synchronizes and pours well seat installation system 34,
Equipped with shelving angle steel 21, well seat, which is shelved ring flat-plate 36 and is weldingly fixed on, to be shelved on angle steel 21, and the positioning of well seat is shelved ring 35 and is arranged in well
Seat shelves 36 outside of ring flat-plate, and the positioning of well seat is shelved ring 35 and is fixed on monolithic reinforced cage 19 by vertical reinforcement;Well seat positions
It is identical as 21 quantity of angle steel is shelved to shelve ring 35, position is correspondingly arranged, and the angle steel 21 of shelving in embodiment is 4, to setting
In 37 surrounding of steel internal model.
In order to improve working security, improving construction speed and ensure that construction quality, the present invention are broken in the cement stabilizing that paves
When rock layers, the well head for covering the borehole wall 5 with prefabricated temporary enclosed cover board 16 is needed, cement stabilized macadam layer is avoided to fall into inspection shaft
Portion, the prefabricated temporary enclosed cover board 16 obtain hollow cover board body by the making of isolation ring flat-plate 15, and filling is broken in cover board body
Stone 17;And in present invention construction, need to put equipped with the adjustable inner support of two-track tape inside the borehole wall 5 and hang Combined internal mold system 20,
As shown in Fig. 1, Fig. 5 and Fig. 6, it includes pre-buried in steel internal model 37 that the adjustable inner support of the band, which puts and hangs Combined internal mold system 20,
Shelve angle steel 21, monoblock type hanger 22 and adjustable inner support 29, shelve angle steel 21 along 37 surrounding of steel internal model every 90 ° arrange one
It is a;Monoblock type hanger 22 includes the rack beam 23 by the setting of crossbeam flexible support 25 on the ground, crossbeam flexible support 25
Crossbeam rigid support 24 is equipped between rack beam 23,23 middle part of rack beam is equipped with motor 26, the biography on motor 26
Lever 27 connects suspender 28, and monoblock type hanger 22 is for lifting well seat 9 and adjustable inner support 29;As shown in fig. 6, described adjustable
Formula inner support 29 includes sheath assembly 30, gad fixing device 32 and jack 33, and sheath assembly 30 passes through company by more casings
Connection member 31 connects, and 30 one end of sheath assembly is fixed in steel internal model 37, and the other end is connected very heavy by gad fixing device 32
Top 33, jack 33 is fixed in steel internal model 37, and jack 33, sheath assembly 30 and the junction of steel internal model 37 are located at steel internal model
The both ends of 37 diameters.
As shown in figures 1 to 6, the construction method of Heavy Traffic road inspection well walling crib of the invention, includes the following steps:
The first step installs steel internal model by road surface excavation to design 4 elevation of roadbed according to design drawing within the scope of inspection shaft walling crib
37, after installing tongue and groove is shelved using hollow assembled 14 both sides of prefabricated section strength core of pin-connected panel endless foraminous as shown in Figure 3
18, the borehole wall 5 as shown in Figure 4 is built into assembly by laying bricks or stones, and the height that the borehole wall 5 pushes up is the layer top position of underlayment 6, it is notable that
Pipeline butt hole 13 has been reserved during building well wall 5.The hollow assembled prefabricated section strength core of pin-connected panel endless foraminous 14 builds it by laying bricks or stones
Between gap utilize waterproof mortar filling.Build the cement stabilized macadam layer at the underlayment 6 that paves again after the completion, the well of the borehole wall 5 by laying bricks or stones
Mouthful using prefabricated temporary enclosed cover board 16 covering closing, prevent from paving cement stabilized macadam layer when, cement stabilized macadam layer is fallen
To well.Prefabricated temporary enclosed cover board 16 is surrounded by isolation ring flat-plate 15, and internal cavity has filled rubble 17.And then it is set up on road surface
The important feature hung in Combined internal mold system 20 is put with adjustable inner support --- monoblock type hanger 22, structural schematic diagram is such as
Shown in Fig. 1, structure includes rack beam 23, crossbeam rigid support 24, crossbeam flexible support 25, motor 26, drive link 27
It is formed with suspender 28, drives drive link 27 to go to using motor 26, lifting is achieved the purpose that with this.
Second step is will be needed for adjustable inner support 29 first with the suspender 28 on mounted monoblock type hanger 22
Material is hung in walling crib, is connected casing 30 using casing joints 31 by the construction personnel in walling crib, side is fixedly supported on
On the borehole wall 5, the other side is mounted with casing steel forelock device 32 as shown in FIG. 6, and cooperation jack 33 is to realize telescopic adjustment
Purpose, first of adjustable inner support 29 be arranged in the borehole wall 5 60% height at.Wait for cement stabilized macadam layer intensity up to 50%
When, take total powerstation to carry out setting-out to all walling crib centers, using walling crib center as the center of circle, to check 1 concreting of bottom
Ranging from radius carries out picture circle, using being cut to the cement stabilized macadam layer at underlayment 6 along handwheel cutting machine, cuts
It is manually cut and is cleaned out using pneumatic pick afterwards, it is 50cm, depth 80cm to cut radius, then carries out C15 concrete
Backfill is poured, and vibration compacting is carried out using vibrating spear.
Third step is pave 7 cement stabilized macadam layer of middle base and lower layer, middle level bitumen layer.When inspection bottom 11
Walling crib concrete strength reach can carry out after 50% intensity in the cement stabilized macadam layer of base 7 pave, the water for the middle base 7 that paves
Before cement-stabilizing broken stone layer, well head is still closed using prefabricated temporary enclosed cover board 16, before the bitumen layer that paves 12, in middle base 7
Reinforced mesh 8 is laid on cement stabilized macadam layer in advance.
4th step be cut again, instead dig inspection shaft in the middle part of 2 and 3 walling crib of inspection shaft top at 7 cement stabilizing of middle base it is broken
Rock layers, the casting concrete in 2 ranges in the middle part of the inspection shaft.Total powerstation is taken to carry out setting-out again to all walling crib centers, with well
Circle center is the center of circle, carries out picture circle with 2 concretings ranging from radius in the middle part of inspection shaft top 3 and inspection shaft successively, uses
Centering, lower layer's bitumen layer are cut along handwheel cutting machine, are manually cut using pneumatic pick after cutting, then by walling crib steel
Muscle cage is put into wherein.C15 concrete surfaces in bottom 1, which carry out dabbing processing, to be checked to walling crib periphery, exposes virgin aggregates, and
It cleans up.According still further to before the step of install the adjustable inner support 29 of second, position be inspection shaft in the middle part of 2 center
Position pours C50 concrete in the middle part of the inspection shaft in 2 ranges immediately.And then in 1 position of inspection shaft top, fixation is shelved in advance
Angle steel 21 pours well seat installation system 34 to install periphery concrete synchronous.Periphery concrete synchronous pours well seat fixing body
It is 34 arrangements as shown in figure 5, well seat therein is shelved ring flat-plate 36 and is weldingly fixed on and shelves angle steel 21, outer radius is the same as well seat 9;Well
The assembly at 5 top of wall builds the hollow assembled prefabricated section strength core 14 of pin-connected panel endless foraminous by laying bricks or stones to increase intensity, inside there is Integral Steel
Muscle cage 19, extends 2 spacer bars from steel reinforcement cage, and ring 35, ring bottom mark are shelved in the well seat positioning of spacer bar upper weld
Height is the same as 9 bottom absolute altitude of well seat.
5th step is to install well seat 9, pour the concrete in inspection shaft top 3.First in walling crib periphery inspection shaft middle part 2
C50 concrete surfaces carry out dabbing processing, expose virgin aggregates, and clean up.Concrete strength in 2 in the middle part of equal inspection shafts
After reaching 50%, form removal oblique pull positioning bar suitable for reading recycles monoblock type hanger 22 to install well seat 9, is lifted to well seat
Positioning is shelved ring 35 and is shelved in the space that ring flat-plate 36 surrounds with well seat, and ring flat-plate and 9 bottom of well seat are equipped with bolt hole.Well is bound again
Reinforced mesh 8 is enclosed, and reinforced mesh 8 is fixed on above supporting steel bar and ensures that thickness of concrete cover suitable for reading meets design and wants
It asks.C50 concrete is subsequently poured in the area, and being laid with one layer of steel in concrete layer top surface after intensity is up to standard moulds grid
11, then pave face layer bitumen layer again, then covers ductile cast iron manhole cover 10, completes whole constructions of inspection shaft walling crib.
Claims (10)
1. Heavy Traffic road inspection well walling crib, it is characterised in that including checking bottom(1), in the middle part of inspection shaft(2), inspection shaft
Top(3), well seat(9), ductile cast iron manhole cover(10), steel internal model(37)And periphery concrete synchronous pours well seat installation system
(34), the borehole wall(5)Set on inspection bottom(1)With steel internal model(37)Between, the borehole wall(5)It is equipped with pipeline butt hole(13), well
Seat(9)Mounted on periphery, concrete synchronous pours well seat installation system(34), ductile cast iron manhole cover(10)It is arranged in well seat(9)On
At the well head of side;In the middle part of inspection shaft(2), inspection shaft top(3)In be equipped with walling crib steel reinforcement cage, and pour into a mould concrete;Inspection shaft bottom
Portion(1)It is externally provided with underlayment(6), inspection shaft middle part(2)It is externally provided with middle base(7), inspection shaft top(3)It is externally provided with bitumen layer
(12), underlayment(6)Positioned at roadbed(4)Top.
2. Heavy Traffic road inspection well walling crib according to claim 1, it is characterised in that bitumen layer(12)For three-layered node
Structure is divided into face layer bitumen layer, middle level bitumen layer and lower layer's bitumen layer;Middle base(7)With bitumen layer(12)Between be equipped with bar-mat reinforcement
Piece(8), inspection shaft top(3)Upper surface and bitumen layer(12)Between be equipped with steel mould grid(11).
3. Heavy Traffic road inspection well walling crib according to claim 1, it is characterised in that check bottom(1)Diameter is big
In the middle part of inspection shaft(2), inspection shaft top(3)Diameter.
4. Heavy Traffic road inspection well walling crib according to claim 1, it is characterised in that the borehole wall(5)For multilayer ring-type knot
Structure, every layer of cyclic structure is by several assembled prefabricated section strength cores(14)Assembly is constituted, assembled prefabricated section strength core(14)It is interior to be equipped with entirety
Formula steel reinforcement cage(19), assembled prefabricated section strength core(14)Both sides are equipped with and shelve tongue and groove(18);Periphery concrete synchronous pours well seat peace
Dress system(34)Ring is shelved including the positioning of well seat(35)Ring flat-plate is shelved with well seat(36), steel internal model(37)Upper outside is equipped with and shelves
Angle steel(21), well seat shelves ring flat-plate(36)It is weldingly fixed on and shelves angle steel(21)On, ring is shelved in the positioning of well seat(35)It is arranged in well
Seat shelves ring flat-plate(36)Ring is shelved in outside, the positioning of well seat(35)It is fixed on monolithic reinforced cage by vertical reinforcement(19)On.
5. Heavy Traffic road inspection well walling crib according to claim 1, it is characterised in that ring is shelved in the positioning of well seat(35)
With shelve angle steel(21)Quantity is identical, and position is correspondingly arranged, and shelves angle steel(21)It it is 4, to setting in steel internal model(37)Four
Week.
6. a kind of construction method of Heavy Traffic road inspection well walling crib according to claim 1, it is characterised in that including
Following steps:
1)First step road pavement carries out anti-dig to roadbed(4), in arrangement steel internal model(37)On the basis of assembly build prefabricated section strength by laying bricks or stones
Core(14), obtain the borehole wall(5), and in the borehole wall(5)The pipeline butt hole of upper reserved connection drainpipe(13), pave and check bottom
(1)The cement stabilized macadam layer at place, then monoblock type hanger is set up at ground(22);
2)Second step utilizes monoblock type hanger(22)First of adjustable inner support is installed in inspection shaft(29), then cut
It cuts, instead dig inspection bottom(1)Underlayment(6)Cement stabilized macadam layer, and in underlayment(6)On pour C15 backfill coagulation
Soil;
3)Third walks the middle base that first paves(7)The cement stabilized macadam layer at place, then in the middle part of inspection shaft(2)On the outside of radius, in
Base(7)Cement stabilized macadam layer at the top of be laid with reinforced mesh(8), and then pave lower layer's bitumen layer and middle level in the above
Bitumen layer;
4)In the middle part of the cutting of 4th step, anti-digging inspection shaft(2)With inspection shaft top(3)Middle base(7)Cement stabilized macadam layer, and
Walling crib reinforcement cage structure is laid, is poured in the middle part of inspection shaft(2)The C50 concrete at place lays the adjustable inner support of second(29),
And on inspection shaft top(3)The steel internal model at place(37)Angle steel is shelved in upper installation(21), well seat positioning shelve ring(35)And well seat is put
Set ring flat-plate(36);
5)5th step utilizes monoblock type hanger(22)Lifting installation well seat(9), lifted to the positioning of well seat and shelve ring(35)With
Well seat shelves ring flat-plate(36)In the space surrounded, then pour inspection shaft top(3)The C50 concrete at place, and the face layer pitch that paves
Layer.
7. the construction method of Heavy Traffic road inspection well walling crib according to claim 6, it is characterised in that pave cement
When stabilization gravel layer, with prefabricated temporary enclosed cover board(16)Cover the borehole wall(5)Well head, avoid cement stabilized macadam layer from falling into inspection
It looks into inside well, the prefabricated temporary enclosed cover board(16)By isolation ring flat-plate(15)Making obtains hollow cover board body, cover board sheet
Filling rubble in vivo(17).
8. the construction method of Heavy Traffic road inspection well walling crib according to claim 6, it is characterised in that the borehole wall(5)It is interior
It is put equipped with the adjustable inner support of two-track tape and hangs Combined internal mold system in portion(20), put with adjustable inner support and hang Combined internal mold body
System(20)Including steel internal model(37)It is upper pre-buried to shelve angle steel(21), monoblock type hanger(22)And adjustable inner support(29), put
Angle setting steel(21)Along steel internal model(37)Surrounding arranges one every 90 °.
9. the construction method of Heavy Traffic road inspection well walling crib according to claim 8, it is characterised in that monoblock type is hung
Frame(22)Including passing through crossbeam flexible support(25)Rack beam on the ground is set(23), crossbeam flexible support(25)With branch
Frame crossbeam(23)Between be equipped with crossbeam rigid support(24), rack beam(23)Middle part is equipped with motor(26), motor(26)
On drive link(27)Connect suspender(28), monoblock type hanger(22)For lifting well seat(9)And adjustable inner support(29).
10. the construction method of Heavy Traffic road inspection well walling crib according to claim 8, it is characterised in that in adjustable
Support(29)Including sheath assembly(30), gad fixing device(32)And jack(33), sheath assembly(30)By more casings
Pass through connecting elements(31)Connection, sheath assembly(30)One end is fixed on steel internal model(37)On, the other end is fixed by gad and is filled
It sets(32)Connect jack(33), jack(33)It is fixed on steel internal model(37)On, jack(33), sheath assembly(30)With steel
Internal model(37)Junction be located at steel internal model(37)The both ends of diameter.
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CN109972659A (en) * | 2019-04-09 | 2019-07-05 | 济南城建集团有限公司 | The novel municipal administration of one kind checks well construction and construction method |
CN110374141A (en) * | 2019-05-28 | 2019-10-25 | 杭州昂创科技有限公司 | The construction method of inspection shaft is perfused after a kind of precast module type |
CN110847240A (en) * | 2019-12-23 | 2020-02-28 | 德州市公路工程总公司 | Inspection well in roadway and construction method |
CN111395088A (en) * | 2020-03-19 | 2020-07-10 | 南通大学 | Light-emitting floor tile burying structure and method adapting to concrete pavement deformation |
CN111648408A (en) * | 2020-06-05 | 2020-09-11 | 中铁六局集团有限公司 | Inspection well lifting construction method |
CN112227502A (en) * | 2020-10-28 | 2021-01-15 | 中建七局安装工程有限公司 | Drainage inspection well construction method |
CN112647543A (en) * | 2021-01-12 | 2021-04-13 | 荆州市路远市政工程有限公司 | Rigid mounting construction method for manhole cover |
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CN111648408A (en) * | 2020-06-05 | 2020-09-11 | 中铁六局集团有限公司 | Inspection well lifting construction method |
CN112227502A (en) * | 2020-10-28 | 2021-01-15 | 中建七局安装工程有限公司 | Drainage inspection well construction method |
CN112647543A (en) * | 2021-01-12 | 2021-04-13 | 荆州市路远市政工程有限公司 | Rigid mounting construction method for manhole cover |
CN114837188A (en) * | 2022-05-16 | 2022-08-02 | 中建恒创(北京)科技发展有限公司杭州分公司 | Construction method for blocking waste pipe network under traffic lane by foam concrete |
CN114837188B (en) * | 2022-05-16 | 2024-03-01 | 中建恒创(北京)科技发展有限公司杭州分公司 | Construction method for foam concrete to block abandoned pipe network under traffic lane |
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