CN107740355A - A kind of pipe culvert position roadbed construction method - Google Patents
A kind of pipe culvert position roadbed construction method Download PDFInfo
- Publication number
- CN107740355A CN107740355A CN201710892674.0A CN201710892674A CN107740355A CN 107740355 A CN107740355 A CN 107740355A CN 201710892674 A CN201710892674 A CN 201710892674A CN 107740355 A CN107740355 A CN 107740355A
- Authority
- CN
- China
- Prior art keywords
- culvert
- pipe
- pipe culvert
- substrate
- circular arc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 40
- 238000009412 basement excavation Methods 0.000 claims abstract description 51
- 239000000758 substrate Substances 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 24
- 230000008569 process Effects 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 11
- 238000013461 design Methods 0.000 claims description 9
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 4
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000004571 lime Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 14
- 238000010168 coupling process Methods 0.000 description 14
- 238000005859 coupling reaction Methods 0.000 description 14
- 239000010426 asphalt Substances 0.000 description 10
- 239000004567 concrete Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 239000004576 sand Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000004575 stone Substances 0.000 description 4
- 238000004078 waterproofing Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 244000025254 Cannabis sativa Species 0.000 description 2
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 2
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000009120 camo Nutrition 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 235000005607 chanvre indien Nutrition 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011487 hemp Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 230000002335 preservative effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C3/00—Foundations for pavings
- E01C3/04—Foundations produced by soil stabilisation
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Sewage (AREA)
Abstract
The invention discloses a kind of pipe culvert position roadbed construction method, it is after culvert surveying and locating and culvert base treatment process is completed, before pipe culvert channel excavation process, the back-filling in layers of culvert substrate is tamped using backfill, then coordinated using a kind of channel excavation servicing unit and manually the culvert substrate after being backfilling and compacted is excavated, finally complete the installation of each section of follow-up pipe culvert.The present invention solve thes problems, such as that the compacting blind area compacting of pipe culvert position is insufficient, and realizes do mechanization operation, is economically embodied.Rework rate is relatively low simultaneously, and important leverage is provided for the duration, and decreases maintenance cost in the highway operation phase, extends highway service life.
Description
Technical field
The present invention relates to a kind of pipe culvert position roadbed construction method, belongs to technical field of civil engineering, more particularly to a kind of
Channel excavation servicing unit.
Background technology
Pipe culvert is straight as drain structure thing common in highway construction, the quality of the roadbed construction quality at its position
Connect driving comfort level, routine servicing cost and the highway service life when having influence on operation.Current pipe culvert construction presses base mostly
Layering that bottom reason, base are poured or installed, section is spliced or poured, construction of waterproof layer, headwall and aliform are constructed, both sides are banketed
Compacting come organizing construction, this method due to exist be compacted blind area (such as Figure of description 1), equipment can not Effective Compaction, be the later stage
Use bring larger hidden danger of quality.Although this method usually uses in reality, its drawback is also obvious, easily produces
The bad phenomenon such as roadbed infiltration, reflection cracking in a pavement caused by raw culvert head jumps car, pipe culvert interface destroys.
The content of the invention
To solve the deficiency in background technology, later maintenance cost and quality risk are reduced, improves pipe culvert both sides roadbed pressure
Real mass, according to code requirement and construction speed needs, proposition is applied to pipe culvert position roadbed construction method.For pipe culvert
Both sides compacting blind area is not easy the difficult point being compacted, and adjusts the sequence of operation of traditional pipe culvert position roadbed filling, it is ensured that road -culvert approach section
Compactness meets design and code requirement, and realizes do mechanization operation, at utmost cost-effective.
In order to solve the above technical problems, present invention employs such a pipe culvert position roadbed construction method, it is complete
After into culvert surveying and locating and culvert base treatment process, before pipe culvert channel excavation process, using backfill to culvert base
Bottom slice is backfilling and compacted, and is then coordinated using a kind of channel excavation servicing unit and manually the culvert substrate after being backfilling and compacted is carried out
Excavate, finally complete the installation of each section of follow-up pipe culvert.
In a kind of preferred embodiment of the present invention, the back-filling in layers of culvert substrate is tamped in process using backfill：
The height of backfill is equal to culvert substrate to the distance in the pipe culvert design center of circle, backfill width and is not less than the diameter of pipe culvert, backfill
Length is equal to the distance between the headwall at pipe culvert both ends.
In a kind of preferred embodiment of the present invention, coordinated using a kind of channel excavation servicing unit and manually backfill is rammed
Culvert substrate after reality, which carries out excavation process, to be included：Step 1, using a kind of channel excavation servicing unit to being backfilling and compacted
Culvert substrate afterwards just excavate, and 1/2 of depth equal to the diameter of pipe culvert of excavation subtracts 20mm；Step 2, utilize people
Work is excavated to culvert substrate to carrying out smart excavation to the culvert substrate after being backfilling and compacted.In one kind side of being preferable to carry out of the present invention
In case, specific steps include：Step 1, before pipe culvert construction, culvert plane axial location is determined by surveying and locating, contains and grows
And construction width, and release sideline with lime；Step 2, required according to design drawing, carry out the cleaning compacting of culvert substrate,
And ensure that loading test is qualified；Step 3, back-filling in layers is carried out to culvert substrate and is tamped；Step 4, utilize a kind of groove
Servicing unit cooperation is excavated manually to excavate the culvert substrate after being backfilling and compacted；Step 5, poured in the both sides of culvert substrate
Build base basis and the center line of culvert pipe is indicated on the basis of base；Step 6, according to the center line in step 5 according to slope
Degree installs each pipe culvert section successively according to direction from the bottom up；Step 7, it is not less than 2 times of apertures along culvert barrel both sides
In the range of carry out horizontal slice contain the back of the body be backfilling and compacted, pipe culvert installs.
In a kind of preferred embodiment of the present invention, a kind of channel excavation servicing unit includes including putting ditch circular arc body
Ditch circular arc body is put, the upper end for putting ditch circular arc body is connected with the connection otic placode for connecting excavator, described to put ditch circle
The both sides of arc body are connected with formation plate, and described one end for putting ditch circular arc body is provided with excavation cutting edge.
In a kind of preferred embodiment of the present invention, described one end for putting ditch circular arc body is provided with water hole；It is described
Water hole and the cutting edge that excavates are positioned at described same one end for putting ditch circular arc body.
In a kind of preferred embodiment of the present invention, the ditch circular arc body of putting includes vertical plate part, arc plate portion, support
Floor portion and top plate portion；The vertical plate part is arranged at one end of the arc plate portion, and the top plate portion is arranged at the vertical plate part
Upper end and in the arc plate portion, described support floor one end is welded with the arc plate portion, the other end and the riser
Weld in portion.
In a kind of preferred embodiment of the present invention, reinforcement is provided between the top plate portion and the arc plate portion
Muscle.
In a kind of preferred embodiment of the present invention, excavation cutting edge is provided with the vertical plate part and water hole puts ditch circle
The vertical plate part of arc body is parallel.
In a kind of preferred embodiment of the present invention, the radius of the arc plate portion is equal to the radius of pipe culvert.
In a kind of preferred embodiment of the present invention, the formation plate is L-shaped；One side end face of the L-shaped formation plate
It is parallel with the vertical plate part for putting ditch circular arc body.
The beneficial effects of the invention are as follows：The present invention solve thes problems, such as that the compacting blind area compacting of pipe culvert position is insufficient, and
Do mechanization operation is realized, is economically embodied.Rework rate is relatively low simultaneously, and important leverage, Er Qie are provided for the duration
The highway operation phase decreases maintenance cost, extends highway service life.A kind of channel excavation auxiliary of invention simultaneously
Apparatus structure is simple, reliable, easy for installation, efficiently solves the long difficulty limited away from excavation, is economically embodied, is lifted
Important measures of the project level of profitability, while rework rate is relatively low, important leverage is provided for the duration, and pipe culvert set up it is neat,
Density is good, safety measure in place；It has that mechanized construction, manpower consumption are few, cost is low a little, while ditch Slot shaping speed
Degree is fast, and precision is easy to control, quality is good；And pipe culvert contacted with foundation soil it is closely knit, upper load effect under, be not susceptible to
Differential settlement and cause interface to destroy, prevented in pipe culvert water and penetrated into roadbed and cause reason to be damaged.
Brief description of the drawings
Its existing compacting blind zone position schematic diagram between changeover portion when Fig. 1 installs for pipe culvert in the prior art；
Fig. 2 is a kind of culvert substrate schematic diagram of pipe culvert position roadbed construction method of the embodiment of the present invention；
Fig. 3 is that a kind of completion of pipe culvert position roadbed construction method of the embodiment of the present invention is backfilling and compacted the culvert after process
Hole substrate schematic diagram；
Fig. 4 is a kind of pipe culvert completed after all process steps of pipe culvert position roadbed construction method of the embodiment of the present invention
Schematic diagram；
Fig. 5 is a kind of pipe culvert completed after all process steps of pipe culvert position roadbed construction method of the embodiment of the present invention
Schematic diagram；
Fig. 6 is a kind of axle side schematic diagram of channel excavation servicing unit of the embodiment of the present invention；
Fig. 7 is a kind of knot axle side schematic diagram of channel excavation servicing unit of the embodiment of the present invention；
Fig. 8 is a kind of front view of channel excavation servicing unit of the embodiment of the present invention；
Fig. 9 is a kind of rearview of channel excavation servicing unit of the embodiment of the present invention；
Figure 10 is a kind of working state schematic representation of channel excavation servicing unit of the embodiment of the present invention；
In figure：1- puts ditch circular arc body；2- is coupled otic placode；3- formation plates；1.1- excavates cutting edge hole；1.2- water hole；11-
Vertical plate part；12- arc plate portions；13- supports floor；14；- top plate portion；15- reinforcements；A- channel excavation servicing units, B- are excavated
Machine, C- changeover portions, D- compactings blind area, E- pipe culverts, F- bases basis, G- culvert substrates, H- backfills.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
Traditional pipe culvert carries out the installation of pedestal and the assembly of section first, then from the placement in layers of pipe culvert bottom, layering pressure
It is real, it is finally completed Construction of Transition Section.The present invention carries out filling and rolling for basement transition stage first, and filled height is that substrate is extremely managed
Contain design center of circle difference in height, compacting width is not less than pipe culvert diameter, and compacting length is the distance between two headwalls of pipe culvert.
After compactness detection is qualified, then design caliber is pressed by channel excavation device and carries out grooving, to local coarse-fine aggregate isolation and loosely
Expect at accumulation, manually handled, next procedure construction is carried out after properly settling.Compacting blind area pressure can thus be effectively prevent
The problem of real deficiency, while speed of application is substantially increased, reduce labour's input amount.
Its Specific construction solution is：Surveying and locating → basement process → changeover portion back-filling in layers → channel excavation → pipe
Seat basis pours → back of the body backfill of tube coupling installation → joint treatment → culvert etc..
Major programme measure is as follows：
1st, surveying and locating：Pipe culvert first has to determine culvert plane axial location by surveying and locating, contain before construction
Long and construction width, and release sideline with lime.
2nd, basement process
Required according to design drawing, carry out the cleaning compacting of substrate, and after loading test is qualified, be allowed for access down
Procedure is constructed.
3rd, changeover portion back-filling in layers
For excavation pit, the passage of pre-designed compacting machinary disengaging, it is ensured that compacting satisfaction requires that no leakage pressure is existing
As.Tamped in office within margin of foundation pit 0.5m scopes using small machine, it is ensured that be rolled by side.
4th, channel excavation
After the detection of substrate compactness is qualified, is excavated using artificial cooperative mechanical, substrate soil must not be disturbed, such as found super
Dig, it is necessary to backfilled with medium coarse sand, forbid to use earthen backfill.The loose ground of bottom land, mud, boulder, debris etc. must be removed, and be used in combination
1：1 sand, stone displacement, holding are not soaked.
5th, basement construction (according to the design needs)
Base basis is general it is contemplated that using concrete or mortar flag stone basis.Concrete foundation pours at twice：Under pipe
Base thickness pours the base basis of ttom of pipe above section again after 20cm or so, tube coupling installation, to adapt to the uneven of ground
Sedimentation, base basis should set subsiding crack.
6th, tube coupling is installed
Culvert pipe typically uses prefabricated component.Tube coupling installation should can be carried out after underlying strength is qualified.Tube coupling is installed, Ying Xian
On the basis of indicate the center line of culvert pipe, according to the gradient according to direction from the bottom up, each pipe culvert section is installed successively, and protect
Hold overall axis and occur without off normal.Each adjacent tube coupling should keep bottom surface to occur without mismatch, during installation at application level chi butt joint
Checked.The joint gap of adjacent tube coupling should be not more than 1~2cm.
7th, joint treatment pin
Steel pipe is contained, is directly connected by screw bolts, and carry out certain preservative treatment；For concrete pipe culvert, to prevent from justifying
Pipe joint leak, water-proofing treatment should be carried out to seam crossing, general pipe culvert uses flat mouth joint, and its seam generally first uses heated bitumen
The loose hemp fiber filling being impregnated with, is then filled with heated bitumen, is finally wrapped up in two layers with the asphalt felt for filling heated bitumen.It is conditional,
Pipe shaft section can be carried out applying heated bitumen water-proofing treatment.
8th, back of the body backfill is contained
Containing the back of the body backfill progress horizontal slice should fill, tamp out of not less than 2 times of culvert barrel both sides pore diameter range.
The invention solve thes problems, such as that the compacting blind area compacting of pipe culvert position is insufficient, and realizes do mechanization operation,
Economically embodied.Rework rate is relatively low simultaneously, provides important leverage for the duration, and also reduce in the highway operation phase
Maintenance cost, extends highway service life.Specific advantage has：
1. mechanized construction, manpower consumption is few, and cost is low.
2. groove shaping speed is fast, and precision is easy to control, and quality is good.
3. this method is safe and reliable, small to surrounding environment influence.
4. pipe culvert contacted with foundation soil it is closely knit, upper load effect under, be not susceptible to differential settlement and cause interface
Destroy, prevented water in pipe culvert and penetrated into roadbed and cause reason to be damaged.
From a kind of structural representation of channel excavation servicing unit shown in Figure of description, a kind of groove of the present invention
Excavating servicing unit includes putting ditch circular arc body 1, and the upper end for putting ditch circular arc body 1 is connected with connecting ear for connecting excavator
Plate 2, put ditch circular arc body 1 along formation plate 3 is connected with left and right sides of channel excavation direction, put ditch circular arc body 1 along groove
Excavate direction front end and be provided with excavation cutting edge 1.1.The front end for putting ditch circular arc body 1 is provided with water hole 1.2；The He of water hole 1.2
Excavate cutting edge 1.1 and be located at the same one end for putting ditch circular arc body 1.Putting ditch circular arc body 1 includes vertical plate part 11, arc plate portion 12, branch
Stake rib plate portion 13 and top plate portion 14；Vertical plate part 11 is arranged at one end of arc plate portion 12, and top plate portion 14 is arranged on vertical plate part 11
Hold and in arc plate portion 12, support one end of floor 13 is welded with arc plate portion 12, and the other end welds with vertical plate part 11.Top plate
Reinforcement 15 is provided between portion 14 and arc plate portion 12.Excavation cutting edge 1.1 is provided with vertical plate part 11 and water hole 1.2 puts ditch
The vertical plate part 11 of circular arc body 1 is parallel.The radius of arc plate portion 12 is equal to the radius of pipe culvert.Formation plate 3 is L-shaped；L-shaped formation plate
3 side end face is parallel with the vertical plate part 11 for putting ditch circular arc body 1.
Formation plate 3 wherein of the invention can when excavating main smooth the top of the groove, increase working face；Put ditch circular arc sheet
Body 1 is main excavation supplementary structure, and there is excavation cutting edge one end, can reduce resistance when excavator is cut the earth, while have smooth compacting ditch
The effect of groove, and pipe diameter size is designed according to pipe culvert and adjusts its body dimension size, to adapt to different excavation trench sections
Demand；The attachment structure of connection otic placode 2 and excavator, fast changeable, and can be according to the type design of the digging machine connection size.
The channel excavation servicing unit coordinates 5-8t crawler-mounted excavators, can excavate pressure on circular reinforced concrete culvert or waveform steel pipe contains ditch
Groove.
Its Specific construction solution is：Surveying and locating → basement process and channel excavation → base basis pour basis and set
Meter → tube coupling installation → joint treatment → culvert back of the body backfill etc..
Major programme measure is as follows：
1st, surveying and locating：Pipe culvert first has to determine culvert plane axial location by surveying and locating, contain before construction
Long and construction width, and release sideline with lime.
2nd, basement process and channel excavation：Before base foundation construction, it is necessary to which basic foundation is handled.Carry out base
The cleaning and leveling at bottom, tamp to design requirement is met, then excavating servicing unit using the present invention coordinates excavator to excavate, tool
Body measure is as follows：
1 preparation：Whether investigation has groundwater condition along circuit, if underground water sets up flume or plays draining
Well draining.
2 construction points
Intersegmental axis and elevation 1. strict control is constructed, are conscientiously checked in pipeline foundation and Pipe installing.
2. channel excavation method：Excavated using crawler-mounted excavator and excavate the method being combined with servicing unit of the present invention,
Cutting depth more than 3 meters or can not slope location should play support.To channel excavation more than 4 meters at using two level slope excavate shape
Formula, mechanical equivalent of light excavation press 1：0.67.
3. being told somebody what one's real intentions are during mechanical equivalent of light excavation to driver, channel excavation depth and mound position are informed, arranges special messenger to coordinate with driver,
Fathom at any time, prevent from backbreaking and too owe to dig.
3 quality standards and tolerance
1. bottom land soil must not be disturbed, as found to backbreak, it is necessary to backfilled with medium coarse sand, forbid to use earthen backfill.
2. the loose ground of bottom land, mud, boulder, debris etc. must be removed, and with 1：1 sand, stone displacement, holding are not soaked
Water.
3rd, basement construction is according to the design needs：Base basis is general it is contemplated that using concrete or mortar flag stone basis.It is mixed
Solidifying earth foundation pours at twice：The lower base thickness of pipe pours the pipe of ttom of pipe above section again after 20 cms, tube coupling installation
Seat basis, base concrete label are no less than No. 10.Before base basis pours, the gravel of 10 cms also can be first filled out
Bed course, to increase the uniformity on basis.To adapt to the differential settlement of ground, base basis should set subsiding crack.
Can not also be done on rock foundation basis and only can be on 5 centimetres of left sides in one layer of pipe lower berth blinding concrete, its thickness
It is right.
4th, tube coupling is installed：Culvert pipe typically uses prefabricated component.Tube coupling installation should can be carried out after underlying strength is qualified.Tube coupling
Installation, the center line of culvert pipe should be first indicated on the basis of, according to the gradient according to direction from the bottom up, installs each pipe successively
Contain section, and keep overall axis to occur without off normal.Each adjacent tube coupling should keep bottom surface to occur without mismatch, application level during installation
Checked at chi butt joint.The joint gap of adjacent tube coupling should be not more than 1~2 centimetre.
5th, joint treatment：Contain for steel pipe, be directly connected by screw bolts, and carry out certain preservative treatment；For concrete
Pipe culvert, to prevent Conduit Joint leak, water-proofing treatment should be carried out to seam crossing, general pipe culvert uses flat mouth joint, its seam
The loose hemp fiber being generally first impregnated with heated bitumen is clogged, and is then filled with heated bitumen, is finally wrapped up in two with the asphalt felt for filling heated bitumen
Layer.It is conditional, also pipe shaft section can be carried out to apply heated bitumen water-proofing treatment.
6th, back of the body backfill is contained：Containing back of the body backfill should fill out in progress horizontal slice out of not less than 2 times of culvert barrel both sides pore diameter range
Build, tamp.
It should be appreciated that the embodiment of the present invention is these are only, but protection scope of the present invention is not limited to
In this, any those skilled in the art disclosed herein technical scope in, the change that can readily occur in or replace
Change, should all be included within the scope of the present invention.
Claims (9)
- A kind of 1. pipe culvert position roadbed construction method, it is characterised in that：Complete culvert surveying and locating and culvert base treatment After process, before pipe culvert channel excavation process, the back-filling in layers of culvert substrate is tamped using backfill, then utilizes a kind of ditch Groove excavates servicing unit cooperation and manually the culvert substrate after being backfilling and compacted is excavated, and finally completes each section of follow-up pipe culvert The installation of section.
- A kind of 2. pipe culvert position roadbed construction method according to claim 1, it is characterised in that：Using backfill to containing In hole substrate back-filling in layers compacting process：It is wide to the distance in the pipe culvert design center of circle, backfill that the height of backfill is equal to culvert substrate Degree is not less than the diameter of pipe culvert, and backfill length is equal to the distance between the headwall at pipe culvert both ends.
- A kind of 3. pipe culvert position roadbed construction method according to claim 1, it is characterised in that：Opened using a kind of groove The cooperation of digging servicing unit manually carries out excavation process to the culvert substrate after being backfilling and compacted to be included：Step 1, the culvert substrate after being backfilling and compacted is carried out using a kind of channel excavation servicing unit just to excavate, the depth of excavation 1/2 of degree equal to the diameter of pipe culvert subtracts 20mm；Step 2, using manually to the smart excavation of culvert substrate progress after being backfilling and compacted, excavating to culvert substrate.
- A kind of 4. pipe culvert position roadbed construction method according to claim 1, it is characterised in that：Specific steps include：Step 1, before pipe culvert construction, culvert plane axial location is determined by surveying and locating, contains long and construction width, And release sideline with lime；Step 2, required according to design drawing, carry out the cleaning compacting of culvert substrate, and ensure that loading test is qualified；Step 3, back-filling in layers is carried out to culvert substrate and is tamped；Step 4, coordinated using a kind of channel excavation servicing unit and manually the culvert substrate after being backfilling and compacted is excavated；Step 5, base basis is poured in the both sides of culvert substrate and the center line of culvert pipe is indicated on the basis of base；Step 6, each pipe culvert section is installed according to the gradient successively according to direction from the bottom up according to the center line in step 5 Section；Step 7, the horizontal slice culvert back of the body is carried out along the pore diameter range of not less than 2 times of culvert barrel both sides and is backfilling and compacted, pipe culvert peace Install complete.
- 5. according to a kind of pipe culvert position roadbed construction method described in claim 1-4 any one claims, its feature It is：A kind of channel excavation servicing unit includes putting ditch circular arc body, and the upper end for putting ditch circular arc body is connected with for connecting The connection otic placode of excavator is connect, the both sides for putting ditch circular arc body are connected with formation plate, described one end for putting ditch circular arc body It is provided with excavation cutting edge；The radius for putting ditch circular arc body is equal to the radius of pipe culvert.
- A kind of 6. pipe culvert position roadbed construction method according to claim 5, it is characterised in that：It is described to put ditch circular arc sheet The arc length of body is equal to the 1/2~1/3 of pipe culvert circumference.
- A kind of 7. channel excavation servicing unit according to claim 5, it is characterised in that：It is described to put the one of ditch circular arc body End is provided with water hole；The water hole and the cutting edge that excavates are positioned at described same one end for putting ditch circular arc body.
- A kind of 8. channel excavation servicing unit according to claim 5, it is characterised in that：The ditch circular arc body of putting includes Vertical plate part, arc plate portion, ribs plate portion and top plate portion；The vertical plate part is arranged at one end of the arc plate portion, the top Plate portion is arranged at the vertical plate part upper end and in the arc plate portion, and described support floor one end is welded with the arc plate portion Connect, the other end welds with the vertical plate part.
- A kind of 9. channel excavation servicing unit according to claim 5, it is characterised in that：The formation plate is L-shaped；It is described One side end face of L-shaped formation plate is parallel with the vertical plate part for putting ditch circular arc body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710892674.0A CN107740355A (en) | 2017-09-27 | 2017-09-27 | A kind of pipe culvert position roadbed construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710892674.0A CN107740355A (en) | 2017-09-27 | 2017-09-27 | A kind of pipe culvert position roadbed construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107740355A true CN107740355A (en) | 2018-02-27 |
Family
ID=61236190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710892674.0A Pending CN107740355A (en) | 2017-09-27 | 2017-09-27 | A kind of pipe culvert position roadbed construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107740355A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978501A (en) * | 2018-06-13 | 2018-12-11 | 中国水利水电第九工程局有限公司 | A kind of pipe culvert roadbed construction method on the road Tong Cun |
| CN112832149A (en) * | 2020-12-31 | 2021-05-25 | 山东省公路桥梁建设有限公司 | Culvert construction equipment and construction method |
| CN114592447A (en) * | 2022-03-03 | 2022-06-07 | 四川高速公路建设开发集团有限公司 | Construction process of water conservancy project canal culvert |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206205027U (en) * | 2016-11-30 | 2017-05-31 | 江苏省地产发展中心 | Supervise irrigation canals and ditches excavating gear in a kind of soil |
-
2017
- 2017-09-27 CN CN201710892674.0A patent/CN107740355A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206205027U (en) * | 2016-11-30 | 2017-05-31 | 江苏省地产发展中心 | Supervise irrigation canals and ditches excavating gear in a kind of soil |
Non-Patent Citations (2)
| Title |
|---|
| 湖南省土木建筑学会: "《绿色建筑施工与管理 2017》", 北京：中国建材工业出版社, pages: 113 * |
| 肖志华: "钢波纹管涵施工关键技术研究", 《山西建筑》, 31 May 2017 (2017-05-31), pages 136 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978501A (en) * | 2018-06-13 | 2018-12-11 | 中国水利水电第九工程局有限公司 | A kind of pipe culvert roadbed construction method on the road Tong Cun |
| CN112832149A (en) * | 2020-12-31 | 2021-05-25 | 山东省公路桥梁建设有限公司 | Culvert construction equipment and construction method |
| CN114592447A (en) * | 2022-03-03 | 2022-06-07 | 四川高速公路建设开发集团有限公司 | Construction process of water conservancy project canal culvert |
| CN114592447B (en) * | 2022-03-03 | 2023-12-29 | 四川高速公路建设开发集团有限公司 | Hydraulic engineering ditch culvert construction process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101864960B (en) | Carst region double-arch road tunnel construction method | |
| CN106978843A (en) | Municipal drainage pipeline construction technology | |
| CN111677095A (en) | Construction method of drainage pipeline | |
| CN110219359A (en) | A kind of Submersed type inspection well and its construction method | |
| CN107151950A (en) | The construction method of desert area railway underground water route moat | |
| CN107740355A (en) | A kind of pipe culvert position roadbed construction method | |
| CN112064751A (en) | Deep groove construction method for drainage pipeline | |
| CN102322055A (en) | Construct and construction method of preventing pavement around manhole from subsiding | |
| CN108035379A (en) | A kind of pipe gallery and its construction method | |
| CN210140850U (en) | Leachate collection and drainage guide structure | |
| CN108411933A (en) | Soft soil foundation concrete reinforced pipe construction method and its foundation structure | |
| CN104929141B (en) | Town road passes through the construction method of river embankment or irrigation canals and ditches | |
| CN106884427A (en) | Immersed tube tunnel and immersed tube tunnel changeover portion soft soil foundation reinforcing method under water | |
| CN110230272A (en) | A kind of pipe culvert construction method | |
| CN106320368A (en) | Construction method suitable for open cut pipeline of composite stratum | |
| CN106948282A (en) | The construction method of Integral Steel corrugated pipe forming culvert | |
| CN110486531B (en) | Pipeline construction method combining artificial pipe jacking and rammed pipe | |
| CN116516898B (en) | High-groundwater excavation channel side slope drainage system and construction method | |
| CN110273424A (en) | A kind of construction method of yard piping | |
| CN112177022A (en) | Construction method of prefabricated socket joint type interface pipeline | |
| CN107724499A (en) | The construction method and pedestal of sewage conduct | |
| CN207376679U (en) | A kind of channel excavation auxiliary device | |
| CN110453687A (en) | A kind of Metro station excavation excavates the protection structure and construction method of pipeline | |
| CN217758400U (en) | Backfill structure of small-bore steel bellows culvert | |
| CN107100100A (en) | The corrugated steel pipe shaping culvert construction method of housing type joint connection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180227 |
|
| RJ01 | Rejection of invention patent application after publication |