CN106245659A - From embedded block reinforced structure tall earth fill means of defence - Google Patents
From embedded block reinforced structure tall earth fill means of defence Download PDFInfo
- Publication number
- CN106245659A CN106245659A CN201610749505.7A CN201610749505A CN106245659A CN 106245659 A CN106245659 A CN 106245659A CN 201610749505 A CN201610749505 A CN 201610749505A CN 106245659 A CN106245659 A CN 106245659A
- Authority
- CN
- China
- Prior art keywords
- building block
- concrete
- gsz
- defence
- reinforced structure
- 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.)
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Classifications
-
- 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
-
- 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
- E02D17/205—Securing of slopes or inclines with modular blocks, e.g. pre-fabricated
Abstract
A kind of from embedded block reinforced structure tall earth fill means of defence, comprise the following steps: the first step, prepare material according to design specification, be equipped with construction equipment；Second step, measure unwrapping wire according to site operation drawing；3rd step, carry out foundation excavation, carry out compactness test before excavation, it is ensured that compactness meets design requirement；4th step, carry out reinforcement foundation colligation casting concrete according to site operation drawing；5th step, concrete reach to lay during final set state ground floor building block, and ground floor building block is in same axis and surfacing；6th step, backfill gravelly soil are also compacted, and the height after decking and rolling is consistent with ground floor building block end face absolute altitude；Inserting anchoring rods after the cleaning of 7th step, block surfaces, lay GSZ, GSZ one end is connected with anchoring rods；8th step, successively installation upper strata building block, interval carries out concrete and bears down on one, and the concrete that bears down on one carries out platform concrete front cover after reaching intensity.The present invention constructs simply, and side slope protection is effective.
Description
Technical field
The present invention relates to the realm of building construction, be specifically related to a kind of from embedded block reinforced structure tall earth fill protection side
Method.
Background technology
During the casing pipe protection of side slope, major part engineering uses mortar flag stone to build up or arrange block stone barricade at present.
Difficulty of construction and cost during existing tall earth fill construction of prevention work are relatively big, and the potential safety hazard in work progress is relatively
Many.After having constructed, the rigidity characteristic due to stone masonry and concrete can not well adapt to slope deforming, thus easily makes
Becoming side slope to damage rapidly, collapse, the repair difficulty after damage is big, difficult quality guarantee.Use the limit that back-filling way builds up
Slope, particularly high slope are extremely difficult in protection process, owing to taking root in basis, domatic with self-assembling formation cannot be good
Being adjacent to, do not have protection truly, and in work progress, operative's difficulty is too big, dangerous matter sources is more.
Summary of the invention
Present invention aims to above-mentioned the problems of the prior art, it is provided that a kind of high from the block reinforced structure of embedded
Embankment method, difficulty of construction is less, and construction quality can be guaranteed, and the adaptability of deformation of banketing is good.
To achieve these goals, the technical solution used in the present invention comprises the following steps:
The first step, carry out material preparation according to design specification, and material of marching into the arena is rechecked, it is ensured that material
Availability；It is equipped with construction equipment, facility is overhauled, it is ensured that facility can run well；
Second step, measure unwrapping wire according to site operation drawing；
3rd step, carry out foundation excavation, carry out compactness test before excavation, it is ensured that compactness meets design requirement；
4th step, carry out reinforcement foundation colligation casting concrete according to site operation drawing；
5th step, concrete reach to lay during final set state ground floor building block, and ground floor building block is on same axis and surface
Smooth；
6th step, backfill gravelly soil are also compacted, and the height after decking and rolling is consistent with ground floor building block end face absolute altitude；
Inserting anchoring rods after the cleaning of 7th step, block surfaces, lay GSZ, GSZ one end is with anchoring rods even
Connect；By euphroe, GSZ is carried out stretch-draw, make GSZ connected anchoring rods uniform force, finally carry out solid
Fixed；
8th step, successively installation upper strata building block, check before often installing one layer whether last layer building block offsets, if going out
Now skew corrects in time, and interval carries out concrete and bears down on one, and the concrete that bears down on one carries out platform concrete front cover after reaching intensity.
During surveying setting-out excavate axis range of error be ± 1cm, horizontal axis position after with level gauge by elevation with 10m
Test point is arranged for interval.
Described reinforcement foundation carries out receiving light leveling after casting concrete, and leveling foundation measures the construction of top mark height hanging wire,
Range of error is ± 1cm；The degree of depth on described basis is 20cm, and width is 60cm, and basis end face is provided with a size of 10cm × 10cm
Pedal foot, ground floor building block is laid against the medial wall pedaling foot.
Hanging wire construction when described ground floor building block is installed, mortar levelling is passed through at surface irregularity position.
Backfill gravelly soil rams repeatedly to roll by frog compactor and jumping and makes compactness reach standard.
Described GSZ includes main muscle grid and time muscle grid, main muscle Grill space 1m, secondary muscle Grill space
0.33m。
Described GSZ is by carrying out stretch-draw after U-shaped clenching admittedly.
Described GSZ uses polythene material to make, and spreads with rubble when installing upper strata building block above GSZ
If track.
Platform concrete uses C20 concrete, and width is 1.6m, and on platform, indwelling construction joint and draining ramp, wipe one's face and look for
Covering curing after flat, arranges guard rail, forbids that personnel trample walking at it.
Building block carries out concrete every 2m and bears down on one；Platform moves back platform every 2m and carries out the domatic backfill of next stage, sets up every 6m
Platform gutter.
Compared with prior art, the present invention has following beneficial effect: more conventional builds side slope protection construction method by laying bricks or stones,
The present invention constructs with backfill soil from embedded building block, GSZ simultaneously, decreases technological process, substantially increases work effect
Rate, makes the gradient of high slope backfill side slope be guaranteed, solves slope tamping, it is ensured that slope stability, it is ensured that engineering matter
Amount.Use in building process from embedded building block and flexibly connect, made armour for ductility necessarily, it is possible to adapt to side slope soil
Body deforms within the specific limits and is not destroyed, and conveniently carries out later period maintenance management, is green side slope and raising side slope simultaneously
Artistry and sight provide controls space.GSZ forms entirety with building block after installing, and effectively achieves the steady of side slope
Gu, building block checks whether last layer building block offsets, and prevents cumulative errors before often installing one layer.The present invention constructs letter
Single, safety, implementation quality is excellent, and the casing pipe protection for side slope provides new solution route.
Accompanying drawing explanation
The structural representation of ground floor building block is installed on the basis of Fig. 1；
The mounting structure schematic diagram of Fig. 2 GSZ；
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
The present invention, from embedded block reinforced structure tall earth fill means of defence, comprises the following steps:
1, preparation of construction: work out from embedded block wall special construction plan, determines that sequence of construction ensures on-the-spot construction
Condition (water, electricity, builder's road) can meet the construction requirement at scene；Material beam worker is carried out according to design and specification related request
Make, and material of marching into the arena is rechecked, it is ensured that the availability of material；It is equipped with corresponding construction machine according to selected arrangement and method for construction
Tool.Facility are overhauled, it is ensured that the normal operation of facility, situation without exception.
2, surveying setting-out:
According to site operation drawing, surveyor uses GPS surveying setting-out, it is ensured that self-embedding barricade axis and foundation excavation axle
Line meets design requirement, and range of error is ± 1cm.Horizontal axis utilizes level gauge by elevation by mono-test point of 10m behind location
Arrange.
3, foundation excavation: workmen carries out compactness test to basic part, when compactness meets ability after design requires
Can excavate, axis, elevational point that site operation person provides according to construction drawing and surveyor carry out technology to field worker
Tell somebody what one's real intentions are, during hand excavation basis, work progress must guarantee that horizontal axis and absolute altitude meet design requirement by hanging wire.
4, reinforcement foundation colligation and concreting: base has been excavated and carried out reinforcing bar binding according to drawing, and arranges mixed
Solidifying soil cushion block, it is ensured that the protective layer of reinforcing bar, colligation requires after completing that in concreting process, special messenger is responsible for receiving light leveling, leveling
The top mark height hanging wire construction provided according to survey crew, it is desirable to error is ± 1cm.Depth of foundation is 20cm, and width is 60cm,
Basis end face has 10cm × 10cm's to pedal foot, pedals foot and must pour with basis simultaneously, it is ensured that bulk strength, as shown in Figure 1；
5, ground floor building block is installed: concreting lays ground floor building block after completing to require at least 24 hours, it is ensured that mixed
Solidifying soil has reached final set state, disposes too early and building block top may be caused because of concrete strength not to be uneven.Use transporter
Bundled building block is transported to job site by tool, when installing ground floor building block, it is desirable to workmen must construct, on basis by hanging wire
It is levelling that surface irregularity position can use a small amount of mortar to carry out, it is ensured that flat at same axis and building block end face of ground floor building block
Whole degree.
6, gravelly soil backfill and compacting: finished product gravelly soil is transported to job site decking and rolling, it is desirable to after decking and rolling
Height is consistent with building block end face absolute altitude, uses artificial leveling, thus prevent machinery when leveling after block wall in the range of 1.0 meters
By basis and block wall crimp, during artificial leveling, large clod is removed, tamp after leveling, 1 meter of scope after barricade
Inside carry out hand compaction, use frog compactor and jumping rammer repeatedly to roll, until it reaches degree of compaction standard；
7, spread GSZ and be connected with anchoring rods: after gravelly soil has been backfilling and compacted, in cleaning block surfaces and hole
Soil rock ballast, inserts in building block the second round by anchoring rods, and (main muscle grid or secondary muscle grid are wanted according to design to lay GSZ
Ask, main muscle Grill space 1 meter, secondary muscle Grill space 0.33 meter), GSZ one end is connected with anchoring rods, at the other end
Use euphroe that GSZ is carried out stretch-draw, it is desirable to it is equal that stretch-draw has backfilled rear GSZ connected anchoring rods stress
Even, the GSZ completing stretch-draw is fixed, as shown in Figure 2 according to design requirement；
Illustrating after building block has been connected with GSZ in roller compaction process, GSZ discontinuity can cause building block
Locally building block horizontal axis receives impact.Therefore utilize U-shaped nail that GSZ is stuck at building block one meter, carry out geotechnique's lattice
During grid stretching process, this meter of region does not stresses thus without because stretching force is crossed senior general and building block caused uneven displacement, one meter
In the range of use artificial backfill, during being backfilling and compacted, in the range of one meter, building block still can be caused pulling force by GSZ stress,
So that GSZ forms entirety with from embedded block wall, produce slope stabilization effect；
8, second and third layer of building block it is installed: before second layer building block is installed, it is necessary to check whether last layer building block offsets
Phenomenon, it is desirable to before every layer of building block construction, special messenger carries out checking and correcting in time, in order to avoid producing cumulative errors when building building block by laying bricks or stones；Cause
GSZ is high-density polyethylene material, forbids that vehicle rolls upper during construction, when allocating and transporting finished product building block, must use gravelly soil
Lay a track, pass through for loader；
9, upper strata building block is installed the most successively, pour bear down on one, platform front cover: carry out building block installation and gravelly soil successively and backfill,
Every two meters of building blocks carry out concrete and bear down on one work after completing, during model sheetinstallat must hanging wire construction, before pouring the concrete that bears down on one, inspection
Look between template and building block whether can spillage and the steadiness of template, during concreting must special messenger levelling；Bear down on one concrete
Reaching form removal after intensity, carry out platform concrete front cover, berm width is 1.6m, uses C20 concrete enclosing, by design requirement
Indwelling construction joint and draining ramp, special messenger wipes one's face levelling, and concreting carries out covering curing after completing, and arranges guard rail, prohibits
Only personnel trample walking at it；Setting up platform and move back platform and carry out the domatic backfill of next stage for every two meters high, every 6m sets up platform to arrange
Ditch.
Points for attention during construction:
1) perform in strict accordance with " concrete structure engineering construction quality accident specification " GB50204 during concrete construction；
2) all facility must check before construction, it is ensured that the serviceability rate of equipment；
3) various raw-material test methods and pilot project should meet relative national standards；
4) concrete strength and test evaluation should meet GBJ107 pertinent regulations, and test method should meet the relevant of GBJ81
Regulation；
5) presentation quality, with reference to GB-8293-1997 standard about in product appearance quality test method regulation measurer and
Measuring method detects；
6) building block detects according to " Test methods for the small concrete hollow block " GB/4111-1997 standard test；
7) water absorption rate and frost resistance all perform according to correlation method in GB/4111-1997 standard；
8) should be smooth from the appearance of embedded block, corner is complete, and dimensional discrepancy and open defect should meet relevant regulations；
9) from embedded building block inspection lot and sampling inspection strict implement relevant regulations, inspection lot is carried out physics, mechanical property
Can detect, this batch of material after inspection lot is qualified, can be used；
10) pour base concrete and ground floor building block can must be installed after concrete reaches final set condition；
11) have to check for before every layer of building block is installed whether upper strata building block is toppled, offset and twisted phenomena, timely hanging wire
Adjust, it is to avoid produce cumulative errors；
12) in the range of embedded block wall back of the body 1m, use hand compaction, use frog hammer or vertical ramming machine anti-
Roll again, testing staff must every layer carry out compacting degree detection, reach design require after can carry out subsequent processing；
13) GSZ is connected with pitman, it is desirable to connected anchoring rods uniform force after GSZ stretch-draw,
Thus play slope stabilization effect.
In sum, means of defence of the present invention, in implementation process, enters with backfill soil from embedded building block, GSZ simultaneously
OK, because of the process characteristic of itself, more conventional builds side slope protection construction method by laying bricks or stones, decreases technological process, substantially increase
Work efficiency, makes the gradient of high slope backfill side slope be guaranteed, the problem solving slope tamping, it is ensured that stablizing of side slope
Property, it is ensured that construction quality, especially use in building process from embedded building block and flexibly connect, made armour standby necessarily
Ductility, it is possible to adapt to slope soil and deform within the specific limits and be not destroyed, conveniently carry out later period maintenance management；It is simultaneously
The artistry sight of green side slope and raising side slope provides the space controlled, and the casing pipe protection for side slope provides new solution
Certainly approach.
Claims (10)
1. one kind from embedded block reinforced structure tall earth fill means of defence, it is characterised in that comprise the following steps:
The first step, carry out material preparation according to design specification, and material of marching into the arena is rechecked, it is ensured that material available
Property；It is equipped with construction equipment, facility is overhauled, it is ensured that facility can run well；
Second step, measure unwrapping wire according to site operation drawing；
3rd step, carry out foundation excavation, carry out compactness test before excavation, it is ensured that compactness meets design requirement；
4th step, carry out reinforcement foundation colligation casting concrete according to site operation drawing；
5th step, concrete reach to lay during final set state ground floor building block, and ground floor building block is in same axis and surfacing；
6th step, backfill gravelly soil are also compacted, and the height after decking and rolling is consistent with ground floor building block end face absolute altitude；
Inserting anchoring rods after the cleaning of 7th step, block surfaces, lay GSZ, GSZ one end is connected with anchoring rods；
By euphroe, GSZ is carried out stretch-draw, make GSZ connected anchoring rods uniform force, be finally fixed；
8th step, successively installation upper strata building block, check before often installing one layer whether last layer building block offsets, if occurring inclined
The correction in time of shift-in row, interval carries out concrete and bears down on one, and the concrete that bears down on one carries out platform concrete front cover after reaching intensity.
It is the most according to claim 1 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that: measure
Excavating axis based error scope during unwrapping wire is ± 1cm, with level gauge, with 10m interval, elevation is arranged detection behind horizontal axis location
Point.
It is the most according to claim 1 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that: described
Reinforcement foundation carry out receiving light leveling after casting concrete, leveling according to measuring the construction of top mark height hanging wire, range of error is ±
1cm；The degree of depth on described basis is 20cm, and width is 60cm, and basis end face is provided with the foot of pedaling of a size of 10cm × 10cm, ground floor
Building block is laid against the medial wall pedaling foot.
It is the most according to claim 1 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that: described
Ground floor building block install time hanging wire construction, mortar levelling is passed through at surface irregularity position.
It is the most according to claim 1 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that: backfill
Gravelly soil rams repeatedly to roll by frog compactor and jumping and makes compactness reach standard.
It is the most according to claim 1 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that: described
GSZ include main muscle grid and time muscle grid, main muscle Grill space 1m, secondary muscle Grill space 0.33m.
7. according to described in claim 1 or 6 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that:
Described GSZ is by carrying out stretch-draw after U-shaped clenching admittedly.
8. according to described in claim 1 or 6 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that:
Described GSZ uses polythene material to make, and lays track with rubble when installing upper strata building block above GSZ.
It is the most according to claim 1 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that: platform
Concrete uses C20 concrete, and width is 1.6m, indwelling construction joint and draining ramp on platform, levelling rear covering curing of wiping one's face.
It is the most according to claim 1 from embedded block reinforced structure tall earth fill means of defence, it is characterised in that: build
Block carries out concrete every 2m and bears down on one；Platform moves back platform every 2m and carries out the domatic backfill of next stage, sets up platform gutter every 6m.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610749505.7A CN106245659A (en) | 2016-08-26 | 2016-08-26 | From embedded block reinforced structure tall earth fill means of defence |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610749505.7A CN106245659A (en) | 2016-08-26 | 2016-08-26 | From embedded block reinforced structure tall earth fill means of defence |
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| CN106245659A true CN106245659A (en) | 2016-12-21 |
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| CN201610749505.7A Pending CN106245659A (en) | 2016-08-26 | 2016-08-26 | From embedded block reinforced structure tall earth fill means of defence |
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| CN108086333A (en) * | 2017-11-28 | 2018-05-29 | 中国二十冶集团有限公司 | The control method of filling roadbed stability of slope |
| CN110258625A (en) * | 2019-07-03 | 2019-09-20 | 深圳建中路桥工程有限公司 | A kind of construction method of filled-up ground retaining wall |
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| CN110258625A (en) * | 2019-07-03 | 2019-09-20 | 深圳建中路桥工程有限公司 | A kind of construction method of filled-up ground retaining wall |
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Application publication date: 20161221 |