CN107435335A - Brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam - Google Patents

Brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam Download PDF

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Publication number
CN107435335A
CN107435335A CN201710829819.2A CN201710829819A CN107435335A CN 107435335 A CN107435335 A CN 107435335A CN 201710829819 A CN201710829819 A CN 201710829819A CN 107435335 A CN107435335 A CN 107435335A
Authority
CN
China
Prior art keywords
retaining
bar
tripod
hardened
foundation pit
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
Application number
CN201710829819.2A
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Chinese (zh)
Inventor
刘坚
陶云海
许钦
严新恺
郭银龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Construction No 1 Group Co Ltd
Original Assignee
Shanghai Construction No 1 Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Construction No 1 Group Co Ltd filed Critical Shanghai Construction No 1 Group Co Ltd
Priority to CN201710829819.2A priority Critical patent/CN107435335A/en
Publication of CN107435335A publication Critical patent/CN107435335A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/02Foundation pits
    • E02D17/04Bordering surfacing or stiffening the sides of foundation pits
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/02Retaining or protecting walls
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/02Retaining or protecting walls
    • E02D29/0258Retaining or protecting walls characterised by constructional features
    • E02D29/0283Retaining or protecting walls characterised by constructional features of mixed type

Abstract

Brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam provided by the invention, the system includes retaining wall and some tripods being arranged on top beam, the longitudinally spaced inner side that is supported in top beam of the tripod along top beam, pre-buried some vertical embedded bars pair for being used to connect with the bottom of corresponding tripod on top beam, the pre-buried some horizontal embedded bars for being used to connect with the top of corresponding tripod of earth-retaining coping, all tripods connect to form English truss i.e. indeterminate truss support system by horizontal fixed steel bars.Due to three angles of each tripod of English truss bar connecting pre-buried with early stage; therefore; tripod is indeterminate truss support system; it can ensure that the firm and stress performance of English truss; so as to realize the firm support to retaining wall; deep pit monitor is able to ensure that, and the bearing capacity that can lift the outer ground of foundation ditch has installation rapid, installs the advantages of efficiently convenient, waste material reinforcing bar utilization rate is high.

Description

Brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam
Technical field
The invention belongs to the reinforcement measure field of retaining wall on collar tie beam.
Background technology
Traditional retaining wall support system is configured with two kinds:One kind is to be welded to form bearing diagonal body by shaped steel and pre-embedded steel slab System, the system exist it is costly, limited by retaining wall and collar tie beam depth-width ratio, the bigger stress of shaped steel bearing diagonal angle is poorer etc. asks Topic;Another kind is by armored concrete stub bracing reinforcement, but the system is present that coagulation curing cycle is long, work consuming is time-consuming, broken Except it is costly, install quality be difficult to ensure the problems such as.
Therefore, how a kind of effective fixation that can realize retaining wall support and stress are provided, has installation rapid, installs Efficiently convenient, waste material reinforcing bar utilization rate height, it is easy to brick retaining wall reinforcing bar on the foundation pit enclosure top beam of the advantages that deep pit monitor Truss reinforcement system and method, it has also become a construction circle technical problem urgently to be resolved hurrily.
The content of the invention
It is an object of the invention to provide brick retaining wall steel bar girder hardened system on a kind of foundation pit enclosure top beam and Method, three angles of each triangle in the English truss of use bar connecting pre-buried with early stage, forms indeterminate truss Support system, the effective fixed and support to retaining wall can be realized, it is ensured that deep pit monitor, have installation rapid, install efficiently Convenient, waste material reinforcing bar utilization rate height, it is easy to the advantages of deep pit monitor.
In order to solve the above technical problems, the present invention provides following technical scheme:
Brick retaining wall steel bar girder hardened system on a kind of foundation pit enclosure top beam, including the gear being arranged on top beam Cob wall and some tripods, the longitudinally spaced inner side that is supported in top beam of the tripod along top beam, the collar Pre-buried some vertical embedded bars pair for being used to connect with the bottom of corresponding tripod on beam, if the earth-retaining coping is pre-buried Do and connect to be formed by horizontal fixed steel bars for the horizontal embedded bar with the connection of the top of corresponding tripod, all tripods English truss.
Preferably, on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system, the earth-retaining Wall includes lower floor's masonry walls, concrete breast beam, upper strata masonry walls, capping beam and constructional column, lower floor's masonry walls, concrete Waist rail, upper strata masonry walls and capping beam are set gradually from the bottom to top, and some vertical structures are interval with the retaining wall Make post.
Preferably, on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system, adjacent triangle The distance between frame is 1500mm.
Preferably, it is described vertical on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system The lower end of embedded bar pair is embedded in top beam in advance, and top beam is stretched out in upper end upwards, and the vertical embedded bar be pointed to it is described The inner side of retaining wall.
Preferably, it is described vertical on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system Embedded bar centering is located at the distance between inwall of vertical embedded bar and top beam of inner side and is more than or equal to 100mm.
Preferably, on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system, the earth-retaining The height of wall is 1.5-2.5mm.
Preferably, on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system, the triangle Frame includes a cross bar, a montant and a brace, and the cross bar, montant and brace head and the tail connection form a triangle Shape, the tripod inside are provided with some bracing pieces, and the both ends of the cross bar are respectively with vertical embedded bar to being fixedly connected, institute Montant is stated to be fixedly connected with horizontal embedded bar with the junction of brace.
The invention also discloses brick retaining wall steel bar girder reinforcement means on a kind of foundation pit enclosure top beam, using as above Brick retaining wall steel bar girder hardened system, methods described comprise the following steps on described foundation pit enclosure top beam:
Step 1, top beam of being constructed on support pile, and it is pre-buried some to vertical embedded bar pair in top beam;
Step 2, the colligation constructional column reinforcing bar on supporting collar tie beam, build lower floor's masonry walls, casting concrete waist rail and construction Post;
Step 3, upper strata masonry walls are built, pour capping beam, pre-buried some horizontal embedded bars in capping beam;
Step 4, English truss is formed three with corresponding horizontal embedded bar and vertical embedded bar to being fixedly connected Angle truss;
Step 5, first time backfill to the soffit absolute altitude that bears down on one;
Step 6, the lateral retaining wall in gutter on capping beam;
Step 7, the first bed course flushed is poured on the outside of capping beam;
Step 8, pour concrete walls on the outside of gutter;
Step 9, the outside of concrete walls carries out second of backfill, and the soil of the backfill at second on the outside of gutter Fang Shangfang pours the second bed course, and second bed course flushes with concrete walls top surface on the outside of gutter.
From techniques disclosed above scheme, compared with prior art, beneficial effects of the present invention are as follows:
First, brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam provided by the invention, this is System includes retaining wall and some tripods being arranged on top beam, longitudinally spaced support of the tripod along top beam In pre-buried some vertical embedded bars for being used to connect with the bottom of corresponding tripod on the inner side of top beam, the top beam It is right, the pre-buried some horizontal embedded bars for being used to connect with the top of corresponding tripod of earth-retaining coping, all triangles Frame connects to form English truss i.e. indeterminate truss support system by horizontal fixed steel bars.Due to each triangle of English truss The reinforcing bar (including vertical embedded bar pair and horizontal embedded bar) that three angles of frame are pre-buried with early stage is connected, therefore, three Angle truss turns into indeterminate truss support system, it can be ensured that the firm and stress performance of English truss, so as to realize to earth-retaining The firm support of wall, the English truss of said structure are able to ensure that deep pit monitor, and can lift the carrying on the outer ground of foundation ditch Power so that the outer ground of foundation ditch can be used for current and construction material the stacking of automobile, has installation rapid, installs efficiently just Prompt, the advantages of waste material reinforcing bar utilization rate is high.
2nd, brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam provided by the invention, use Retaining wall include lower floor's masonry walls, concrete breast beam, upper strata masonry walls, capping beam and constructional column, lower floor's masonry walls, Concrete breast beam, upper strata masonry walls and capping beam are set gradually from the bottom to top, and are interval with the retaining wall some perpendicular To constructional column, by setting concrete breast beam and constructional column and capping beam can lift the bulk strength and stably of retaining wall Property, and can in capping beam the pre-buried horizontal embedded bar for fixed triangle top of the trellis, coordinate the installation of tripod, can To effectively improve the resistance to overturning of retaining wall, so as to effectively ensure deep pit monitor, and the outer ground of foundation ditch can be lifted Bearing capacity so that the outer ground of foundation ditch can be used for current and construction material the stacking of automobile.
Brief description of the drawings
When Fig. 1 is that brick retaining wall steel bar girder hardened system uses on the foundation pit enclosure top beam of one embodiment of the invention Diagrammatic cross-section.
Fig. 2 is brick retaining wall steel bar girder hardened system profile on the foundation pit enclosure top beam of one embodiment of the invention Schematic perspective view.
Fig. 3 is brick retaining wall steel bar girder hardened system profile on the foundation pit enclosure top beam of one embodiment of the invention Schematic top plan view.
In figure:1- top beams, 2- retaining walls, 21- lower floors masonry walls, 22- concrete breast beams, 23- upper stratas masonry walls, 24- Capping beam, 25- constructional columns, 3- tripods, 31- cross bars, 32- montants, 33- braces, 34- bracing pieces, 4- support piles, 5- are vertically pre- Bury reinforcing bar to, 6- transverse directions embedded bar, 7- transverse directions fixed steel bars, the 8- earthwork of backfill for the first time, lateral retaining wall in 9- gutters, Second earthwork backfilled, bed courses of 13- second of concrete walls, 12- on the outside of the bed courses of 10- first, 11- gutters.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.According to following explanation and right Claim, advantages and features of the invention will become apparent from.This hair will be described in detail by cited embodiment combination accompanying drawing below Bright technology contents and feature.It need to illustrate in addition, accompanying drawing is compared using very simplified form and accurately using non- Example, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.For sake of convenience, described below " on ", " under " the upper and lower direction with accompanying drawing is consistent, but this can not turn into the limitation of technical solution of the present invention.
Fig. 1 to Fig. 3 is referred to, present embodiment discloses brick retaining wall steel bar girder on a kind of foundation pit enclosure top beam to add Gu system, including the retaining wall 2 and some tripods 3 being arranged on top beam 1, the tripod 3 is indulged along top beam 1 It is supported in the inner side of top beam 1 to interval, it is pre-buried on the top beam 1 some to be used for and the bottom of corresponding tripod 3 connection Vertical embedded bar 5 is right, and the top of the retaining wall 2 is pre-buried some laterally pre- for being connected with the top of corresponding tripod 3 Reinforcing bar 6 is buried, all tripods 3 form English truss by the connection of horizontal fixed steel bars 7.Due to each tripod of English truss 3 three angles reinforcing bar (including 5 pairs of vertical embedded bar and horizontal embedded bar 6) pre-buried with early stage is connected, therefore, this The English truss of embodiment is indeterminate truss support system, it can be ensured that the firm and stress performance of English truss, so as to real Effective fixation and the stress of the support of retaining wall 2 now can be realized to the firm support of retaining wall 2, the English truss of said structure, Ensure deep pit monitor, and the bearing capacity on the outer ground of foundation ditch can be lifted so that the outer ground of foundation ditch can be used for the current of automobile With the stacking of construction material, have installation rapid, install the advantages of efficiently convenient, waste material reinforcing bar utilization rate is high.
In order to lift the self stability of retaining wall 2, it is preferred that the brick retaining wall on above-mentioned foundation pit enclosure top beam In steel bar girder hardened system, the retaining wall 2 includes lower floor's masonry walls 21, concrete breast beam 22, upper strata masonry walls 23, capping beam 24 and constructional column 25, lower floor's masonry walls 21, concrete breast beam 22, upper strata masonry walls 23 and capping beam 24 are from the bottom to top Set gradually, and some vertical constructional columns 25 are interval with the retaining wall 2.By setting concrete breast beam 22 and construction Post 25 and capping beam 24 can lift the bulk strength and stability of retaining wall 2, and pre-buried in capping beam 24 can be used for The horizontal embedded bar 6 at the top of fixed triangle frame 3, coordinates the installation of tripod 3, can effectively improve the overall steady of retaining wall 2 It is qualitative, so as to effectively ensure deep pit monitor, and the bearing capacity on the outer ground of foundation ditch can be lifted so that the outer ground of foundation ditch can For current and construction material the stacking of automobile.
Preferably, on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system, the triangle Frame includes 31, montants 32 of a cross bar and a brace 33, the cross bar 31, montant 32 and brace 33 connect from beginning to end A triangle is formed, the inside of tripod 3 is provided with some bracing pieces 34.The both ends of the cross bar 31 respectively with it is vertical pre-buried Reinforcing bar 5 uses welding manner to being fixedly connected in the present embodiment;Junction and horizontal pre-buried steel of the montant 32 with brace 33 Muscle 6 is fixedly connected, and welding manner is used in the present embodiment.In the present embodiment, the distance between adjacent tripod 3 a is 1500mm.
Preferably, it is described vertical on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system The lower end that 5 pairs of embedded bar is embedded in top beam 1 in advance, and top beam 1 is stretched out in upper end upwards, and the vertical embedded bar 5 is pointed to The inner side of the retaining wall 2 is i.e. close to that side of foundation ditch.The bottom both ends of tripod 3 respectively with the vertical centering of embedded bar 5 Vertical embedded bar 5 is welded to connect.
In order that obtaining the vertical embedded bar 5 that the vertical centering of embedded bar 5 is located at inner side is firmly anchored in top beam 1 It is interior, it is preferred that on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system, the vertical pre-buried steel The centering of muscle 5 is located at the distance between the vertical embedded bar 5 of inner side and the inwall of top beam 1 b and is more than or equal to 100mm.
It is described on above-mentioned foundation pit enclosure top beam in brick retaining wall steel bar girder hardened system in the present embodiment The height h of retaining wall 2 is 1.5-2.5mm, and the width of the retaining wall 2 is 200-300mm.
Please continue to refer to Fig. 1 to Fig. 3, the present embodiment also discloses brick retaining wall reinforcing bar on a kind of foundation pit enclosure top beam Truss reinforcement method, using brick retaining wall steel bar girder hardened system on foundation pit enclosure top beam as described above, the side Method comprises the following steps:
Step 1, top beam 1 of being constructed on support pile 4, and it is pre-buried some right to vertical embedded bar 5 in top beam 1. Every a pair of vertical embedded bars 5 prolong to a corresponding tripod 3, the vertical embedded bar 5 to the longitudinal direction along top beam 1 Stretch.Each vertical embedded bar 5 is to including two vertical embedded bars 5.It is located in order that obtaining the vertical centering of embedded bar 5 The vertical embedded bar 5 of inner side is firmly anchored in top beam 1, it is preferred that the vertical centering of embedded bar 5 is located at inner side The distance between inwall of vertical embedded bar 5 and top beam 1 is more than or equal to 100mm.
Step 2, the reinforcing bar of colligation constructional column 25 on supporting collar tie beam build lower floor masonry walls 21, casting concrete waist rail 22 with And constructional column 25.
Step 3, upper strata masonry walls 23 are built, pour capping beam 24, pre-buried some horizontal embedded bars 6 in capping beam 24.Often The corresponding tripod 3 of root transverse direction embedded bar 6, Longitudinal extending of the horizontal embedded bar 6 along capping beam 24.
Step 4, English truss is formed with corresponding horizontal embedded bar 6 and vertical embedded bar 5 to being fixedly connected English truss.Because three angles of each tripod 3 in English truss reinforcing bar pre-buried with early stage is (including vertical pre-buried 5 pairs of reinforcing bar and horizontal embedded bar 6) connection, thus the firm and stress performance of English truss is may insure, so as to realize three Firm support of the angle truss to retaining wall 2, having ensures deep pit monitor, has installation rapid, installs efficient convenient, waste material reinforcing bar Utilization rate is high, is easy to the advantages of deep pit monitor.
Step 5, first time backfill to the bottom surface absolute altitude of capping beam 24, that is, cause for the first time backfill the earthwork 8 height with The bottom surface absolute altitude of capping beam 24 is identical.
Step 6, the lateral retaining wall 9 in gutter on capping beam 24.
Step 7, the first bed course 10 flushed is poured in the outside of capping beam 24.
Step 8, concrete walls 11 on the outside of gutter are poured, so as to form gutter.
Step 9, the outside of concrete walls 11 carries out second of backfill on the outside of gutter, and in second of backfill The top of the earthwork 12 pours the second bed course 13, and second bed course 13 flushes with the top surface of concrete walls on the outside of gutter 11.By three Under the support of the retaining wall 2 of angle truss support, second bed course 13 is capable of current and construction material the heap of vehicle Put, can be with effectively save construction area.
In summary, brick retaining wall steel bar girder hardened system and side on foundation pit enclosure top beam provided by the invention Method, the system include being arranged at retaining wall 2 and some tripods 3 on top beam 1, and the tripod 3 is along top beam 1 The longitudinally spaced inner side for being supported in top beam 1, it is pre-buried on the top beam 1 some to be used for and the connection of the bottom of corresponding tripod 3 Vertical embedded bar 5 it is right, the pre-buried some transverse directions being used for the connection of the top of corresponding tripod 3 in the top of the retaining wall 2 Embedded bar 6, all tripods 3 form English truss by the connection of horizontal fixed steel bars 7.Due to each triangle of English truss The reinforcing bar (including 5 pairs of vertical embedded bar and horizontal embedded bar 6) that three angles of frame 3 are pre-buried with early stage is connected, therefore, English truss turns into indeterminate truss support system, it can be ensured that the firm and stress performance of English truss, so as to realize to gear The firm support of cob wall 2, the English truss of said structure are able to ensure that deep pit monitor, and can lift holding for the outer ground of foundation ditch Carry power so that the outer ground of foundation ditch can be used for current and construction material the stacking of automobile, has installation rapid, installs efficiently just Prompt, the advantages of waste material reinforcing bar utilization rate is high.
In addition, brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam provided by the invention, are adopted Retaining wall 2 includes upper strata masonry walls 23, concrete breast beam 22, lower floor's masonry walls 21, capping beam 24 and constructional column 25, institute State what upper strata masonry walls 23, concrete breast beam 22, lower floor's masonry walls 21 and capping beam 24 were set gradually from the bottom to top, and it is described Some vertical constructional columns 25 are interval with retaining wall 2.By setting concrete breast beam 22 and constructional column 25 and capping beam 24 The bulk strength and stability of retaining wall 2 can be lifted, and pre-buried in capping beam 24 can be used for the top of fixed triangle frame 3 Horizontal embedded bar 6, coordinate the installation of tripod 3, the resistance to overturning of retaining wall 2 can be effectively improved, so as to have Effect ensures deep pit monitor, and can lift the bearing capacity on the outer ground of foundation ditch so that the outer ground of foundation ditch can be used for the logical of automobile The stacking of row and construction material.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims Scope.

Claims (8)

1. brick retaining wall steel bar girder hardened system on a kind of foundation pit enclosure top beam, it is characterised in that including being arranged at top Retaining wall and some tripods on collar tie beam, the tripod are supported in top beam along the longitudinally spaced of top beam Side, pre-buried some vertical embedded bars pair being used for the connection of the bottom of corresponding tripod, the retaining wall on the top beam The pre-buried some horizontal embedded bars being used for the connection of the top of corresponding tripod in top, all tripods pass through horizontal fixation Bar connecting forms English truss.
2. brick retaining wall steel bar girder hardened system on foundation pit enclosure top beam as claimed in claim 1, it is characterised in that The retaining wall includes lower floor's masonry walls, concrete breast beam, upper strata masonry walls, capping beam and constructional column, and the lower floor is brick Wall, concrete breast beam, upper strata masonry walls and capping beam are set gradually from the bottom to top, and are interval with the retaining wall some Vertical constructional column.
3. brick retaining wall steel bar girder hardened system on foundation pit enclosure top beam as claimed in claim 2, it is characterised in that The distance between adjacent tripod is 1500mm.
4. brick retaining wall steel bar girder hardened system on foundation pit enclosure top beam as claimed in claim 1, it is characterised in that The lower end of the vertical embedded bar pair is embedded in top beam in advance, and top beam, and the vertical embedded bar pair are stretched out in upper end upwards Positioned at the inner side of the retaining wall.
5. brick retaining wall steel bar girder hardened system on foundation pit enclosure top beam as claimed in claim 1, it is characterised in that The vertical embedded bar centering is located at the distance between inwall of vertical embedded bar and top beam of inner side and is more than or equal to 100mm。
6. brick retaining wall steel bar girder hardened system on foundation pit enclosure top beam as claimed in claim 1, it is characterised in that The height of the retaining wall is 1.5-2.5mm.
7. brick retaining wall steel bar girder hardened system on foundation pit enclosure top beam as claimed in claim 1, it is characterised in that The tripod includes a cross bar, a montant and a brace, and the cross bar, montant and brace head and the tail connection are formed One triangle, the tripod inside are provided with some bracing pieces, and the both ends of the cross bar are respectively with vertical embedded bar to solid Fixed connection, the montant are fixedly connected with the junction of brace with horizontal embedded bar.
8. brick retaining wall steel bar girder reinforcement means on a kind of foundation pit enclosure top beam, it is characterised in that will using such as right Brick retaining wall steel bar girder hardened system on the foundation pit enclosure top beam in 1-7 described in any one is sought, is comprised the following steps:
Step 1, top beam of being constructed on support pile, and it is pre-buried some to vertical embedded bar pair in top beam;
Step 2, the colligation constructional column reinforcing bar on supporting collar tie beam, build lower floor's masonry walls, casting concrete waist rail and constructional column;
Step 3, upper strata masonry walls are built, pour capping beam, pre-buried some horizontal embedded bars in capping beam;
Step 4, English truss is formed into triangle purlin with corresponding horizontal embedded bar and vertical embedded bar to being fixedly connected Frame;
Step 5, first time backfill to the soffit absolute altitude that bears down on one;
Step 6, the lateral retaining wall in gutter on capping beam;
Step 7, the first bed course flushed is poured on the outside of capping beam;
Step 8, pour concrete walls on the outside of gutter;
Step 9, the outside of concrete walls carries out second of backfill on the outside of gutter, and in the earthwork of the backfill at second Side pours the second bed course, and second bed course flushes with concrete walls top surface on the outside of gutter.
CN201710829819.2A 2017-09-15 2017-09-15 Brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam Pending CN107435335A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710829819.2A CN107435335A (en) 2017-09-15 2017-09-15 Brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam

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Application Number Priority Date Filing Date Title
CN201710829819.2A CN107435335A (en) 2017-09-15 2017-09-15 Brick retaining wall steel bar girder hardened system and method on foundation pit enclosure top beam

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109868826A (en) * 2019-03-13 2019-06-11 温州开源建设工程有限公司 A kind of well-set foundation pit and its earthwork digging method
CN110387885A (en) * 2019-07-30 2019-10-29 杭州江润科技有限公司 The construction method that prefabricated PC temporarily covers
CN111411636A (en) * 2020-03-30 2020-07-14 凌勇 Soil slope protection construction method and triangular framework reinforced concrete retaining wall

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109868826A (en) * 2019-03-13 2019-06-11 温州开源建设工程有限公司 A kind of well-set foundation pit and its earthwork digging method
CN110387885A (en) * 2019-07-30 2019-10-29 杭州江润科技有限公司 The construction method that prefabricated PC temporarily covers
CN111411636A (en) * 2020-03-30 2020-07-14 凌勇 Soil slope protection construction method and triangular framework reinforced concrete retaining wall

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