CN108442390A - A kind of roadbed side slope combination protection mechanization efficient construction method - Google Patents
A kind of roadbed side slope combination protection mechanization efficient construction method Download PDFInfo
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- CN108442390A CN108442390A CN201810249791.XA CN201810249791A CN108442390A CN 108442390 A CN108442390 A CN 108442390A CN 201810249791 A CN201810249791 A CN 201810249791A CN 108442390 A CN108442390 A CN 108442390A
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- arched framework
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
Abstract
The present invention relates to roadbed side slope construction of prevention work field, specifically a kind of roadbed side slope combination protection mechanization efficient construction method.Arched framework foundation trench uses mechanical excavation, by increasing rotary drilling-head on digging machine cantilever, carries out foundation trench fluting using rotary drilling-head, solves the problems, such as that traditional artificial excavation efficiency is low, of high cost；Coordinate hand finish to be molded simultaneously, reduce the disturbance of side slope Core Soil, promotes whole work efficiency.It is rammed using hydraulic flat and is rammed to excavating reserved soil in arched framework, electric hammer rams cooperation and rammed to circular arc corner location, and it is closely knit, smooth that the soil body in skeleton has been effectively ensured, good condition is provided to the installation of six rib brick of lower step, avoid it is secondary have a shave, save the time, improve work efficiency index.
Description
Technical field
The present invention relates to roadbed side slope construction of prevention work field, specifically a kind of roadbed side slope combination protection mechanization is efficiently applied
Work method.
Background technology
It is applied in the intercept water structure of skeleton+embed hollow six ribs brick+soil moved in improve the original grass planting combination protection of roadbed side slope concrete arch
During work, often there is that the traditional artificial excavation efficiency of arched framework bank protection foundation trench is low, of high cost, and excavation quality is difficult to control；Bone
Frame Core Soil pats compacting using traditional artificial spade, and entity quality control difficulty is big；Traditional hanging wire detects hollow six ribs brick peace
A series of problems, such as filling low work efficiency, linear low precision.
Invention content
The present invention provides a kind of roadbed side slope combination protection machine to solve the problems, such as that Traditional foundations slope construction exists
Tool efficient construction method.
The present invention is achieved by the following technical solutions：A kind of roadbed side slope combination protection efficient construction party of mechanization
Method includes the following steps：
1）It is controlled with the design walking route direction of railway or highway, according to bank protection bottom absolute altitude and road in design drawing paragraph
Bed top surface height difference and bank protection ratio of slope calculate bank protection slope foot position, and bank protection slope foot location point carries out staking setting in paragraph, and measurement is put
Sample marks out bank protection size；
2）Bank protection grading is carried out, the protective layer of 8cm thickness is reserved more than design bank protection slope surface, the extra earthwork is dug with backhoe type
Pick machine is cut out；
3）Shield toe wall is excavated using the method for hand fit's mechanical excavation, and when excavation strictly controls linear, practical base
Hole excavation width size ratio design foundation pit size width goes out 50cm to reserve operation platform, at design foundation pit substrate elevation 20cm
Using manually being cleared up in order to avoid being backbreak；
4）Compacting foundation pit substrate and installation form after the completion of excavating will ensure that seam is close in template installation, and template plate body is suitable
Directly, it carries out shield toe wall to pour, and together every 10m settings expansion joint, after concreting is complete, carries out supporting for concrete
Shield；
5）After the concrete strength of shield toe wall reaches design requirement, start to be excavated at arched framework foundation trench position,
Rotary drilling-head is installed on digging machine before construction, using rotary drilling-head to carrying out mechanical slotting at arched framework foundation trench position；
6）Arched framework foundation trench slot bottom is cleared up, installation arched framework template is required according to the structure size of arched framework and is poured
Concrete；
7）After the completion of concreting, covering watering maintenance is carried out in time, forms arched framework；It is reserved with excavation in arched framework
Installation or cast-in-place water-blocking bank between soil；
8）It is rammed using hydraulic flat and is rammed to excavating reserved soil, and electric hammer rammer is coordinated to ram circular arc corner location, avoided
There is differential settlement in part after the completion of placement；
9）The placement that hollow brick is carried out by design drawing requirement, will closely and smooth to be placed in excavation pre- between each hollow brick
It stays in soil, when placement carries out from bottom to top, is successively laid with；
10）It earths up after the completion of placement, band sundries cannot be contained in soil property, the hollow domestic demand of each hollow brick fills ridging；Training
It needs to remove extra soil property to outside bank protection after the completion of soil, ensures bank protection cleaning, beauty；
11）One of expansion joint is arranged per 10m along line direction for arched framework, along seam will up and down, it is neat vertical, stitch in filling
Pitch plank, expansion joint cannot be arranged in rhone and water-blocking bank；
12）By grass-seed, fertilizer, proportionally water distribution stirs evenly in blending bin, is ejected into bank protection slope surface by mechanical pressurization by completes
Grass planting is constructed；
13）Automatic spray virescence maintenance is carried out using 360 ° of atomizers, controls soil body loss and vegetation damage in hollow brick.
As being further improved for technical solution of the present invention, in step 6）Described in the concreting of arched framework be point
Two-step pouring, vibrating spear vibration compacting need to be used when carrying out bottom concrete and pouring, and before bottom concrete initial set,
It is inserted into a row in the vertical region of bottom concrete and arch area and connects a batch muscle, then pours layer concrete again.
As being further improved for technical solution of the present invention, in step 6）Middle bottom concrete uses vibrating spear vibration compacting
Surface is at the absolute altitude of water-blocking bank bottom surface.
As being further improved for technical solution of the present invention, in step 7）In, when water-blocking bank is assembled by precast construction
When, after low-rise concrete vibration compacting, vertically and horizontally hanging wire is carried out, it is same to ensure that the edge in the upper water-blocking bank in bank protection longitudinal direction is located at
On straight line, in bank protection, laterally above the vertex of water-blocking bank is located along the same line, and water-blocking bank top surface is located in same slope surface, adopts
Precast construction is installed and fixed with mortar and forms water-blocking bank, the gaps 1cm are reserved between contiguous prefabricated structure, and gap is hooked using mortar
Seam；Then using on the outside of water-blocking bank as template, remaining is not enclosed the arched framework foundation trench installation arched framework template set by water-blocking bank,
Pour layer concrete.
As being further improved for technical solution of the present invention, in step 7）In, when water-blocking bank uses cast-in-place construction, low
After layer concrete vibration compacting, vertically and horizontally hanging wire is carried out, ensures that longitudinally above the edge of water-blocking bank is located along the same line in bank protection,
In bank protection, laterally above the vertex of water-blocking bank is located along the same line, and water-blocking bank top surface is located in same slope surface, installs water blocking
The cast-in-place formation water-blocking bank of bank template；Then using on the outside of water-blocking bank as template, remaining is not enclosed the arched framework base set by water-blocking bank
Slot installs arched framework template, pours layer concrete.
As being further improved for technical solution of the present invention, before pouring layer concrete, by bottom concrete removing surface
Totally；After the concrete initial set soil of upper layer, geotextiles are covered in time and carry out watering maintenance, number of sprinkling water daily must keep concrete table
Face is in moisture state, and curing period is not less than 7 days.
As being further improved for technical solution of the present invention, step 12）In middle blending bin also be added with sticker, paper pulp or
Wood-fibred, soil conditioner and pigment.
As being further improved for technical solution of the present invention, the thickness after low-rise concrete vibration compacting is 38cm, connects stubble
Muscle uses Φ 16mm reinforcing bars, and it is 32cm to connect batch muscle spacing, and the length for connecing batch muscle positioned at vertical region is 56cm, is located at arch area
The length for connecing batch muscle in domain is 40cm.
As being further improved for technical solution of the present invention, the hollow brick is hollow six ribs brick, step 9）In hollow six
The laying of rib brick is to be laid with quick accurate positioning device by hollow six ribs brick to realize, the hollow six ribs brick is laid with quickly essence
True positioning device includes the opposite respectively cover plate being placed in two edge of water-blocking bank, be welded on the girder between two cover plates and
The waveform limit mold parallel with bank protection slope surface, is respectively welded the fastening nut on the outside of two cover plates,
The wave crest of the waveform limit mold is half six prismatics that hollow six ribs brick holding cooperation has been laid with downside, waveform limit
The trough of mold is half six prismatics with upside hollow six ribs brick limit cooperation to be laid, spiral shell on the fastening nut on the outside of two cover plates
Line is combined with fixing bolt, and fixing bolt passes through to push against with water-blocking bank edge on the outside of cover plate and coordinate.
The present invention has the advantages that：
1, arched framework foundation trench is carried out by increasing rotary drilling-head on digging machine cantilever using rotary drilling-head using mechanical excavation
Foundation trench is slotted, and solves the problems, such as that traditional artificial excavation efficiency is low, of high cost；Coordinate hand finish to be molded simultaneously, reduces opposite side
The disturbance of slope Core Soil promotes whole work efficiency.
2, it is rammed using hydraulic flat and is rammed to excavating reserved soil in arched framework, electric hammer rams cooperation to circular arc corner position
It sets and rams, it is closely knit, smooth to be effectively ensured the soil body in skeleton, provides good condition to the installation of six rib brick of lower step, avoids secondary
It has a shave, saves the time, improve work efficiency index.
3, it detects hollow six ribs brick for traditional hanging wire and is laid with the low problem of linear low precision, work efficiency, independent development one
The hollow six ribs brick of kind is laid with quick accurate positioning device, and effectively control hollow brick surface smoothness, gap is uniformly linear straight, applies
Work is efficient.
4, it using 360 ° of automatic spray virescence maintenance systems, realizes that the automatic spray of timing is supported, saves a large amount of waterwheel hire charges, maintenance
Work expenses of labour, avoids watering emission from vehicles and hydraulic pressure washes away slope surface and causes secondary pollution concrete surface.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Slope protection construction state diagram when Fig. 1 is the excavation of arched framework foundation trench.
Fig. 2 is to be rammed using hydraulic flat to excavating the slope protection construction state diagram reserved soil and rammed.
Fig. 3 is the structural schematic diagram that hollow six ribs brick of the present invention is laid with quick accurate positioning device.
Fig. 4 is that the state diagram for supporting device automatic spray virescence maintenance bank protection is sprayed using automatic atomising.
In figure：1- arched frameworks foundation trench, 1 '-arched framework, 2-, which are excavated, reserves soil, 3- rotary drilling-heads, 4- water-blocking banks, 5- liquid
Locating back ram, 6- shield toe wall, 7- water tanks, the hollow six ribs bricks of 8-, 9-360 ° of atomizer, 10- aqueducts, 11- girders,
12- cover plates, 13- waveforms limit mold, 14- fixing bolts, 15- fastening nuts.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Technical scheme of the present invention is described in detail below in conjunction with the accompanying drawings.
A kind of roadbed side slope combination protection mechanization efficient construction method, includes the following steps：
1）It is controlled with the design walking route direction of railway or highway（For object of reference）, according to design drawing paragraph（It is a certain
Section circuit）Interior bank protection bottom absolute altitude and roadbed top surface height difference and bank protection ratio of slope calculate bank protection slope foot position, bank protection slope foot position in paragraph
Set a progress staking setting, surveying and locating（Total powerstation unwrapping wire）Mark out bank protection size（It is specific to excavate point and excavate range, it is described
Excavate position of the point also where stake）；
2）Bank protection grading is carried out, the protective layer of 8cm thickness is reserved more than design bank protection slope surface（It is also the earthwork）, the extra earthwork
Use reverse shovel grab（1m can be used3Reverse shovel grab）It cuts out；
3）Shield toe wall 6 is excavated using the method for hand fit's mechanical excavation, and when excavation strictly controls linear, practical base
Hole excavation width size ratio design foundation pit size width goes out 50cm to reserve operation platform, at design foundation pit substrate elevation 20cm
Using manually being cleared up in order to avoid being backbreak；
4）Compacting foundation pit substrate and installation form after the completion of excavating will ensure that seam is close in template installation, and template plate body is suitable
Directly（Vertically）, carry out shield toe wall 6 and pour（C25 concretes can be used in specific implementation）, and together every 10m settings expansion joint, mix
After solidifying soil has poured（Form shield toe wall 6）, carry out the maintenance of concrete（Should preferably geotextiles oversite concrete be used to sprinkle water
Maintenance, curing period, are not less than 7 days）；
5）After the concrete strength of shield toe wall 6 reaches design requirement, start to be opened at 1 position of arched framework foundation trench
It digs, rotary drilling-head 3 is installed before construction on digging machine, opened using rotary drilling-head 3 carrying out machinery at 1 position of arched framework foundation trench
Slot；
6）Clear up 1 slot bottom of arched framework foundation trench, according to the structure size of arched framework 1 ' require installation arched framework template and
Casting concrete；
7）After the completion of concreting, covering watering maintenance is carried out in time, forms arched framework 1 '；In arched framework 1 ' and excavation
Installation or cast-in-place water-blocking bank 4 between reserved soil 2；
8）5 pairs of excavations reserved native 2 are rammed using hydraulic flat to ram, and electric hammer rammer is coordinated to ram circular arc corner location, are kept away
There is differential settlement in part after the completion of exempting from placement；
9）The placement that hollow brick is carried out by design drawing requirement, will closely and smooth to be placed in excavation pre- between each hollow brick
It stays in soil 2, when placement carries out from bottom to top, is successively laid with；
10）It earths up after the completion of placement, band sundries cannot be contained in soil property, the hollow domestic demand of each hollow brick fills ridging；Training
It needs to remove extra soil property to outside bank protection after the completion of soil, ensures bank protection cleaning, beauty；
11）One of expansion joint is arranged per 10m along line direction for arched framework 1 ', along seam will up and down, it is neat vertical, filled out in seam
Fill in pitch plank（Preferred slit width 0.02m, seam depth 0.2m）, expansion joint cannot be arranged in rhone and water-blocking bank 4；
12）By grass-seed, fertilizer, proportionally water distribution stirs evenly in blending bin, is ejected into bank protection slope surface by mechanical pressurization by completes
Grass planting is constructed；
13）Automatic spray virescence maintenance is carried out using 360 ° of atomizers 9, controls soil body loss and vegetation damage in hollow brick.
A kind of specific implementation mode of the concreting of arched framework 1 ' is provided below：In step 6）Described in arch
The concreting of frame 1 ' pours at twice, and vibrating spear vibration compacting need to be used when carrying out bottom concrete and pouring,
And before bottom concrete initial set, in the vertical region of bottom concrete and arch area being inserted into a row connects a batch muscle,
Then layer concrete is poured again.
When it is implemented, in step 6）Middle bottom concrete uses vibrating spear vibration compacting surface to be marked for 4 bottom surface of water-blocking bank
Eminence.
A kind of construction specific implementation mode of the water-blocking bank 4 of the present invention is provided below：In step 7）In, when water-blocking bank 4
It is after low-rise concrete vibration compacting, to carry out vertically and horizontally hanging wire when being assembled by precast construction, ensure to keep off on bank protection longitudinal direction
The edge of water bank 4 is located along the same line, and in bank protection, laterally above the vertex of water-blocking bank 4 is located along the same line, and water-blocking bank 4
Top surface is located in same slope surface, and installing and fixing precast construction using mortar forms water-blocking bank 4, is reserved between contiguous prefabricated structure
The gaps 1cm, gap use mortar-chalked joint；Then using 4 outside of water-blocking bank as template, remaining is not enclosed the arch set by water-blocking bank 4
Frame foundation trench 1 installs arched framework template, pours layer concrete.
Further, a kind of construction specific implementation mode of the water-blocking bank 4 of the present invention is provided：In step 7）In, work as gear
When water bank 4 is using cast-in-place construction, after low-rise concrete vibration compacting, vertically and horizontally hanging wire is carried out, ensures to keep off on bank protection longitudinal direction
The edge of water bank 4 is located along the same line, and in bank protection, laterally above the vertex of water-blocking bank 4 is located along the same line, and water-blocking bank 4
Top surface is located in same slope surface, the cast-in-place formation water-blocking bank of installation water-blocking bank template 4；Then using 4 outside of water-blocking bank as template,
Yu Wei is enclosed the arched framework foundation trench 1 set by water-blocking bank 4 and installs arched framework template, pours layer concrete.
Preferably, in order to ensure the structural stability of arched framework 1 ', before pouring layer concrete, by bottom concrete table
Face is cleaned out；After the concrete initial set soil of upper layer, geotextiles are covered in time and carry out watering maintenance, number of sprinkling water daily must keep mixed
Solidifying soil surface is in moisture state, and curing period is not less than 7 days.
Further, step 12）Sticker, paper pulp are also added in middle blending bin（Wood-fibred）, soil conditioner and
Pigment.
A kind of specific implementation mode connecing batch muscle is provided below：Thickness after low-rise concrete vibration compacting is 38cm,
It connects batch muscle and uses Φ 16mm reinforcing bars, it is 32cm to connect batch muscle spacing, and the length for connecing batch muscle positioned at vertical region is 56cm, is located at arch
The length for connecing batch muscle in shape region is 40cm.
When the hollow brick be hollow six ribs brick 8 when, in order to improve hollow six ribs brick 8 laying speed and in order to
Realize pinpoint purpose, step 9）In hollow six ribs brick 8 laying be by hollow six ribs brick laying be quickly accurately positioned
What device was realized, it includes opposite being respectively placed in 4 both sides of water-blocking bank that the hollow six ribs brick, which is laid with quick accurate positioning device,
Cover plate 12 in portion is welded in waveform limit mold 13 on the girder 11 between two cover plates 12 and parallel with bank protection slope surface,
It is respectively welded in the fastening nut 15 in two cover plates, 12 outside,
The wave crest of the waveform limit mold 13 is half six prismatics that hollow six ribs brick, 8 holding cooperation has been laid with downside, waveform
The trough of limit mold 13 is half six prismatics with the upside hollow limit of six ribs brick 8 cooperation to be laid, tight on the outside of two cover plate 12
Gu screw-thread fit has fixing bolt 14 on nut 15, and fixing bolt 14 passes through 12 outside of cover plate to match with the abutting of 4 edge of water-blocking bank
It closes.When specifically used, two cover plates 12 of left and right of manually holding with a firm grip are positioned in 4 liang of edge of water-blocking bank, the waveform on girder 11 limits mould
The wave crest of tool 3 has been laid with hollow six ribs brick, 8 holding with downside and has coordinated, after tightening fixing bolt 14 so that fixing bolt 14 and gear
4 edge of water bank pushes against cooperation, then hollow six ribs brick 8 to be laid is layed in the trough of the waveform limit mold 13 on girder 11
It is interior.In the same way, elevation of top surface control is carried out using girder 1, reaches quick pinpoint purpose.The device can be with
Every block of hollow brick is quickly accurately positioned, reduce it is secondary do over again, improve work efficiency.Compared with artificial hanging wire positioning mode,
Described device, which often covers only, to be needed 2 people that can complete hollow brick to be quickly accurately laid with, be greatly saved labour.Low cost makes
Material is simple, and can be recycled.Realizing roadbed side slope protects hollow six ribs brick 8 to be quickly accurately positioned, and effectively controls hollow
Brick surface smoothness, gap uniformly it is linear it is straight reduce it is secondary do over again, construction efficiency is high.
In step 13, device is preferably supported using automatic atomising of the present invention spray, as shown in Figure 4, including storage
Water tank 7, and the aqueduct 10 that is connected on 7 water outlet of water tank, aqueduct 10 is serpentine-like to pass through the adjacent two rows of bank protection
Between water-blocking bank 4, and 360 ° of atomizers 9 are installed on the aqueduct 10 between upper and lower two corresponding water-blocking banks 4, preferably
Each nozzle can cover the range of 6 meters of surrounding radius, can effectively control water loss.
When pouring the various structures of bank protection, there should be special messenger to check that template, deformation control speed of perfusion, pinpoint the problems
It corrects in time.And when pouring arched framework 1 ', funnel casting concrete is preferably hung using crane.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of roadbed side slope combination protection mechanization efficient construction method, which is characterized in that include the following steps：
1）It is controlled with the design walking route direction of railway or highway, according to bank protection bottom absolute altitude and road in design drawing paragraph
Bed top surface height difference and bank protection ratio of slope calculate bank protection slope foot position, and bank protection slope foot location point carries out staking setting in paragraph, and measurement is put
Sample marks out bank protection size；
2）Bank protection grading is carried out, the protective layer of 8cm thickness is reserved more than design bank protection slope surface, the extra earthwork is dug with backhoe type
Pick machine is cut out；
3）Protect toe wall（6）Excavated using the method for hand fit's mechanical excavation, when excavation strictly control it is linear, it is practical
Excavation of foundation pit width dimensions than design foundation pit size it is wide go out 50cm to reserve operation platform, from design foundation pit substrate elevation 20cm
Place uses and is manually cleared up in order to avoid being backbreak；
4）Compacting foundation pit substrate and installation form after the completion of excavating will ensure that seam is close in template installation, and template plate body is suitable
Directly, shield toe wall is carried out（6）It pours, and together every 10m settings expansion joint, after concreting is complete, carries out concrete
Maintenance；
5）Toe wall to be protected（6）Concrete strength reach design requirement after, start in arched framework foundation trench（1）It is carried out at position
It excavates, rotary drilling-head is installed on digging machine before construction（3）, using rotary drilling-head（3）To arched framework foundation trench（1）It is carried out at position
Mechanical slotting；
6）Clear up arched framework foundation trench（1）Slot bottom, according to arched framework（1’）Structure size require installation arched framework template
And casting concrete；
7）After the completion of concreting, covering watering maintenance is carried out in time, forms arched framework（1’）；In arched framework（1’）With
Excavate reserved soil（2）Between install or cast-in-place water-blocking bank（4）；
8）It is rammed using hydraulic flat（5）To excavating reserved soil（2）It is rammed, and coordinates electric hammer to ram and circular arc corner location is rammed
It hits, differential settlement occurs in part after the completion of avoiding placement；
9）The placement that hollow brick is carried out by design drawing requirement, will closely and smooth to be placed in excavation pre- between each hollow brick
Stay soil（2）Interior, when placement, carries out from bottom to top, is successively laid with；
10）It earths up after the completion of placement, band sundries cannot be contained in soil property, the hollow domestic demand of each hollow brick fills ridging；Training
It needs to remove extra soil property to outside bank protection after the completion of soil, ensures bank protection cleaning, beauty；
11）Arched framework（1’）Along line direction, one of expansion joint is set per 10m, along seam will up and down, it is neat vertical, in seam
Pitch plank is clogged, expansion joint cannot be arranged in rhone and water-blocking bank（4）It is interior；
12）By grass-seed, fertilizer, proportionally water distribution stirs evenly in blending bin, is ejected into bank protection slope surface by mechanical pressurization by completes
Grass planting is constructed；
13）Using 360 ° of atomizers（9）Automatic spray virescence maintenance is carried out, soil body loss and vegetation damage in hollow brick are controlled
It is bad.
2. a kind of roadbed side slope combination protection mechanization efficient construction method according to claim 1, which is characterized in that
Step 6）Described in arched framework（1’）Concreting pour at twice, carry out bottom concrete pour when need to adopt
With vibrating spear vibration compacting, and before bottom concrete initial set, in the vertical region of bottom concrete and arch area
It is inserted into a row and connects a batch muscle, then pour layer concrete again.
3. a kind of roadbed side slope combination protection mechanization efficient construction method according to claim 3, which is characterized in that
Step 6）Middle bottom concrete uses vibrating spear vibration compacting surface for water-blocking bank（4）At the absolute altitude of bottom surface.
4. a kind of roadbed side slope combination protection mechanization efficient construction method according to claim 3, which is characterized in that
Step 7）In, work as water-blocking bank（4）It is after low-rise concrete vibration compacting, vertically and horizontally to be hung when being assembled by precast construction
Line ensures in the upper water-blocking bank in bank protection longitudinal direction（4）Edge be located along the same line, in the lateral upper water-blocking bank of bank protection（4）Vertex
It is located along the same line, and water-blocking bank（4）Top surface is located in same slope surface, and installing and fixing precast construction using mortar forms
Water-blocking bank（4）, the gaps 1cm are reserved between contiguous prefabricated structure, gap uses mortar-chalked joint；Then with water-blocking bank（4）Make in outside
For template, remaining is not by water-blocking bank（4）Enclose the arched framework foundation trench set（1）Arched framework template is installed, layer concrete is poured.
5. a kind of roadbed side slope combination protection mechanization efficient construction method according to claim 3, which is characterized in that
Step 7）In, work as water-blocking bank（4）When using cast-in-place construction, after low-rise concrete vibration compacting, vertically and horizontally hanging wire is carried out, is ensured
In the upper water-blocking bank in bank protection longitudinal direction（4）Edge be located along the same line, in the lateral upper water-blocking bank of bank protection（4）Vertex be located at it is same
On straight line, and water-blocking bank（4）Top surface is located in same slope surface, installs the cast-in-place formation water-blocking bank of water-blocking bank template（4）；Then with
Water-blocking bank（4）Outside is as template, remaining is not by water-blocking bank（4）Enclose the arched framework foundation trench set（1）Arched framework template is installed,
Pour layer concrete.
6. a kind of roadbed side slope combination protection mechanization efficient construction method according to Claims 2 or 3 or 4 or 5, special
Sign is, before pouring layer concrete, bottom concrete removing surface is clean；After the concrete initial set soil of upper layer, cover in time
Geotextiles carry out watering maintenance, and number of sprinkling water daily must keep concrete surface to be in moisture state, and curing period is not less than 7 days.
7. a kind of roadbed side slope combination protection mechanization efficient construction method according to claims 1 or 2 or 3 or 4 or 5,
It is characterized in that, step 12）Sticker, paper pulp or wood-fibred, soil conditioner and pigment are also added in middle blending bin.
8. a kind of roadbed side slope combination protection mechanization efficient construction method according to Claims 2 or 3 or 4 or 5, special
Sign is that the thickness after low-rise concrete vibration compacting is 38cm, connects batch muscle and uses Φ 16mm reinforcing bars, connecing a batch muscle spacing is
32cm, the length for connecing batch muscle positioned at vertical region are 56cm, and the length for connecing batch muscle positioned at arch area is 40cm.
9. a kind of roadbed side slope combination protection mechanization efficient construction method according to claims 1 or 2 or 3 or 4 or 5,
It is characterized in that, the hollow brick is hollow six ribs brick（8）, step 9）In the laying of hollow six ribs brick be by hollow six ribs brick
It is laid with what quick accurate positioning device was realized, the hollow six ribs brick is laid with the card that quick accurate positioning device includes opposite respectively
It is placed in water-blocking bank（4）Cover plate in two edge（12）, it is welded in two cover plates（12）Between girder（11）It is upper and with bank protection slope surface
Parallel waveform limit mold（13）, it is respectively welded in two cover plates（12）The fastening nut in outside（15）,
The waveform limit mold（13）Wave crest be with downside to be laid with hollow six ribs brick（8）Half six prismatics of holding cooperation,
Waveform limit mold（13）Trough be and upside hollow six ribs brick to be laid（8）Half six prismatics of limit cooperation, two cover plates
（12）The fastening nut in outside（15）Upper screw-thread fit has fixing bolt（14）, and fixing bolt（14）Across cover plate（12）Outside
With water-blocking bank（4）Edge pushes against cooperation.
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| CN201810249791.XA CN108442390B (en) | 2018-03-26 | 2018-03-26 | Mechanized high-efficiency construction method for roadbed slope combined protection |
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| CN201810249791.XA CN108442390B (en) | 2018-03-26 | 2018-03-26 | Mechanized high-efficiency construction method for roadbed slope combined protection |
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| CN108442390B CN108442390B (en) | 2021-03-26 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108978579A (en) * | 2018-09-06 | 2018-12-11 | 江苏建筑职业技术学院 | A kind of river course environment repairs structure and river channel ecology environment restoration method |
| CN110004956A (en) * | 2019-05-15 | 2019-07-12 | 长江岩土工程总公司（武汉） | Make and use the bank protecting method of revetment brick |
| CN110144906A (en) * | 2019-06-04 | 2019-08-20 | 中铁三局集团第二工程有限公司 | A kind of mechanical slotting method in railway slope protection construction |
| CN111119204A (en) * | 2019-12-25 | 2020-05-08 | 中国路桥集团西安实业发展有限公司 | Construction method of concrete arch framework revetment |
| CN111794184A (en) * | 2020-07-17 | 2020-10-20 | 胡杨 | River course slope protection construction method |
| CN112166866A (en) * | 2020-09-03 | 2021-01-05 | 中铁第一勘察设计院集团有限公司 | Method for mixed planting of shrubs on railway side slope in desertification region |
| CN112262679A (en) * | 2020-10-14 | 2021-01-26 | 云南大学 | Method for greening and ecological restoration of extreme habitat side slope |
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| CN105649093A (en) * | 2016-04-05 | 2016-06-08 | 山东净金新能源有限公司 | Arch fixing rack for highway/railway tunnel and manufacturing method of arch fixing rack |
| CN207130746U (en) * | 2017-08-18 | 2018-03-23 | 中铁三局集团有限公司 | Quick accurate positioning device is laid for hollow six ribs brick |
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| CN202672095U (en) * | 2012-06-01 | 2013-01-16 | 董再发 | Multi-functional planting building block |
| CN105649093A (en) * | 2016-04-05 | 2016-06-08 | 山东净金新能源有限公司 | Arch fixing rack for highway/railway tunnel and manufacturing method of arch fixing rack |
| CN207130746U (en) * | 2017-08-18 | 2018-03-23 | 中铁三局集团有限公司 | Quick accurate positioning device is laid for hollow six ribs brick |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978579A (en) * | 2018-09-06 | 2018-12-11 | 江苏建筑职业技术学院 | A kind of river course environment repairs structure and river channel ecology environment restoration method |
| CN110004956A (en) * | 2019-05-15 | 2019-07-12 | 长江岩土工程总公司（武汉） | Make and use the bank protecting method of revetment brick |
| CN110144906A (en) * | 2019-06-04 | 2019-08-20 | 中铁三局集团第二工程有限公司 | A kind of mechanical slotting method in railway slope protection construction |
| CN111119204A (en) * | 2019-12-25 | 2020-05-08 | 中国路桥集团西安实业发展有限公司 | Construction method of concrete arch framework revetment |
| CN111794184A (en) * | 2020-07-17 | 2020-10-20 | 胡杨 | River course slope protection construction method |
| CN112166866A (en) * | 2020-09-03 | 2021-01-05 | 中铁第一勘察设计院集团有限公司 | Method for mixed planting of shrubs on railway side slope in desertification region |
| CN112262679A (en) * | 2020-10-14 | 2021-01-26 | 云南大学 | Method for greening and ecological restoration of extreme habitat side slope |
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