CN106948337A - The diaphram wall and its construction method of the wall of prestressing force assembled two unification - Google Patents
The diaphram wall and its construction method of the wall of prestressing force assembled two unification Download PDFInfo
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- CN106948337A CN106948337A CN201710240635.2A CN201710240635A CN106948337A CN 106948337 A CN106948337 A CN 106948337A CN 201710240635 A CN201710240635 A CN 201710240635A CN 106948337 A CN106948337 A CN 106948337A
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- wall body
- precast wall
- hole
- diaphram
- pretensioned
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/20—Bulkheads or similar walls made of prefabricated parts and concrete, including reinforced concrete, in situ
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0283—Retaining or protecting walls characterised by constructional features of mixed type
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0046—Production methods using prestressing techniques
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The invention discloses a kind of diaphram wall of wall of prestressing force assembled two unification, including top precast wall body and bottom precast wall body；Top precast wall body is provided with multiple through holes, and the surrounding of top precast wall body bottom extends downwardly out fastener, and the side of fastener is located at the inner side of top precast wall body side；The first reinforcing bar is evenly arranged with the precast wall body of top, and the short transverse of the side of top precast wall body is provided with multiple first pretensioned bars, the length direction of side of multiple first pretensioned bars along top precast wall body is set in two rows, and the first pretensioned bar of two rows is staggered；Multiple circumferential reinforcements are provided with the upper surface opposing through-bores of bottom precast wall body；The surrounding of the upper surface of bottom precast wall body upwardly extends and formed the groove matched with fastener.The present invention only needs to part and poured, greatly reduce the cast-in-place of diaphram wall, shorten construction period, accelerate construction speed, the otherwise address leakage problems of prefabricated ground-connecting-wall junction.
Description
Technical field
The invention belongs to the construction field of diaphram wall.It is more particularly related to a kind of prestressing force assembled
The construction method of the diaphram wall of two walls unification.
Background technology
Diaphram wall is big because of its rigidity, has the advantages that to influence small to foundation ditch surrounding soil and works, can work as gear
Cob wall is used, and with perfect, the raising of construction precision of grooving machinery, can also be used as the underground external wall of agent structure.
With the fast development of China's urban construction, land resource is more and more nervous, and abundant development and utilization is aerial, the underground space, is
The inexorable trend of urban architecture development.The current underground space generally makees building enclosure using diaphram wall, for the underground space
Engineering deep Large Foundation Pit Enclosure structure and ultra-deep shaft shaft wall structure are generally constructed using cast-type, and the technology has construction week
The problems such as phase length, occupied ground are big, wet trade complex procedures, quality are difficult to ensure that, fails to meet actual demand conscientiously.
The wall of existing coercion underground continuous wall can be prefabricated in advance in factory, and wall is put into groove after grooving.It is this
Wall is not high to the quality requirement of grooving, so as to avoid the defect of wall.But these walls are easy to occur ground in junction
The problem of lower water seepage.
The content of the invention
It is an object of the invention to solve at least the above, and provide the advantage that at least will be described later.
It is a still further object of the present invention to provide a kind of construction party of the diaphram wall of wall of prestressing force assembled two unification
Method, it is only necessary to partly pour, greatly reduces the cast-in-place of diaphram wall, shortens construction period, accelerates construction speed, separately
The leakage problems of prefabricated ground-connecting-wall junction are solved outside.
Unified to realize according to object of the present invention and further advantage there is provided a kind of wall of prestressing force assembled two
Diaphram wall, including top precast wall body and bottom precast wall body；
The top precast wall body is provided with multiple through holes, short transverse insertion of the through hole along top precast wall body；Institute
The surrounding for stating top precast wall body bottom extends downwardly out fastener, and the vertical section of the fastener is up big and down small ladder
Shape, the side of the fastener is located at the inner side of top precast wall body side；Is evenly arranged with the top precast wall body
One reinforcing bar, and the short transverse of the side of top precast wall body is provided with multiple first pretensioned bars, multiple first pre- tensioning
The length direction of side of the reinforcing bar along top precast wall body is set in two rows, and the first pretensioned bar of two rows is staggered；
Multiple circumferential reinforcements are provided with the upper surface opposing through-bores of the bottom precast wall body, and the circumferential reinforcement can
Penetrate the through hole；The surrounding of the upper surface of the bottom precast wall body upwardly extend and formed with fastener match it is recessed
Groove, four profile heights that the groove is located at inner side are the 1/2 of outer lateral side height；
Wherein, the bottom surface of top precast wall body is extended in the lower end of first pretensioned bar, and pre- with the bottom
The upper surface of wall processed offsets.
Preferably, the pretensioned bar of 2-3 roots second, institute are provided with the circumferential reinforcement of bottom precast wall body both sides
State the extension elongation of the second pretensioned bar and the equal length of through hole.
Preferably, the left surface of the top precast wall body has prefabricated with top at the top of connecting hole, the connecting hole
The top surface insertion of wall, the connecting hole bottom is located at the top of the bottom surface of top precast wall body；The connecting hole is from top to bottom
It is made up of the back pouring hole and right-angled trapezium hole of cuboid, the upper bottom surface product in the right-angled trapezium hole is more than bottom area, and
The inclined-plane of right-angled trapezium and the angle of perpendicular are 30 °；
The right flank opposing right angles trapezoidal hole of the top precast wall body is formed with right-angled trapezium boss therewith to matching.
A kind of construction method for the diaphram wall unified present invention also offers wall of prestressing force assembled two, including it is following
Step：
Step 1: in factory that top precast wall body and bottom precast wall body is prefabricated；
Step 2: determining the position of diaphram wall by measuring, and carry out trenching construction；
Step 3: being hung bottom precast wall body in cell body with loop wheel machine, then top precast wall body is lifted to its engaging
The groove of part and bottom precast wall body is mutually clamped, and the upper surface of bottom precast wall body supports the of the top precast wall body
One pretensioned bar；Engage and a cavity is formed between upper back precast wall body and bottom precast wall body, and it is prefabricated with top
The through hole connection of wall；Through hole and cavity are poured with slow setting soil and is stood；
Step 4: when standing, second bottom precast wall body can be transferred, and connect two neighboring bottom precast wall body；
Step 5: second adjacent top precast wall body of top precast wall body laminating is hung, make two neighboring top
The right-angled trapezium hole of precast wall body and right-angled trapezium boss fasten, and use concreting back pouring hole, stand afterwards.
Preferably, between the junction and adjacent upper precast wall body of top precast wall body and bottom precast wall body,
Sealed between adjacent lower precast wall body with construction structure glue.
The present invention at least includes following beneficial effect：
Diaphram wall is formed by top precast wall body and bottom precast wall body on-site consolidation, realizes the factory of ground-connecting-wall
It is prefabricated, it is only necessary to partly to pour, the cast-in-place of diaphram wall is greatly reduced, construction period is shortened, construction speed is accelerated.
And the ground-connecting-wall of the application can be unified as two walls, it is not necessary to do inwall again, reduce the consumption of reinforcing bar and concrete.Separately
Outside, the splicing construction of top precast wall body and bottom precast wall body avoids joint area easy to leak and the problem of shearing resistance is destroyed,
Reduce the problem of buildings around foundation pit is deformed.The construction method industrialization degree of the diaphram wall of two walls unification is high, symbol
Close environmental protection construction requirement, technique is concise, easy to control the quality, efficiency of construction is high, and the diaphram wall suitable for deep basal pit and
Being capable of precise positioning.After testing, after the application top precast wall body and bottom precast wall body are connected, pressure water experiment, success are carried out
1.22MPa is depressed into, seepage-resistant grade meets P10 design requirement.
Further advantage, target and the feature of the present invention embodies part by following explanation, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the structural representation of top precast wall body of the present invention；
Fig. 2 is the structural representation of bottom precast wall body of the present invention；
The structural representation that Fig. 3 is the first pretensioned bar of the invention, the first reinforcing bar is set in top precast wall body；
Fig. 4 is the structural representation that top precast wall body of the present invention sets connecting hole and right-angled trapezium boss；
Fig. 5 is the engaging schematic diagram of fastener of the present invention and groove vertical section.
Sequence number in figure：1- tops precast wall body, the pretensioned bars of 2- first, 3- fasteners, 4- through holes, the reinforcing bars of 5- first,
6- back pouring holes, 7- right-angled trapeziums hole, 8- right-angled trapeziums boss, 9- bottoms precast wall body, 10- grooves, the pre- tensioning steel of 11- second
Muscle, 12- circumferential reinforcements.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
In the description of the invention, term " transverse direction ", " longitudinal direction ", " on ", " under ", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position
Relation is put, is for only for ease of and is described the present invention and simplify description, is not that instruction or the signified device of hint or element are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
As shown in Fig. 1~5, a kind of diaphram wall of the wall of prestressing force assembled two unification, including the He of top precast wall body 1
Bottom precast wall body 9.
The top precast wall body 1 is provided with multiple through holes 4, and short transverse of the through hole 4 along top precast wall body 1 is passed through
It is logical, the weight of top precast wall body 1 is reduced, the problem of effectively solving transport and lift.The bottom of top precast wall body 1
Surrounding extends downwardly out fastener 3, and the vertical section of the fastener 3 is up big and down small trapezoidal, so that it is prefabricated to limit top
The movement of wall 1 in the horizontal direction, realizes precise positioning, and the side of the fastener 3 is located at the side of top precast wall body 1
The upper bottom surface area of inner side, i.e. fastener 3 is more than bottom surface area；The first steel is evenly arranged with the top precast wall body 1
Muscle 5, and the short transverse of the side of top precast wall body 1 is provided with multiple first pretensioned bars 2, multiple first pre- tensioning steel
The length direction of side of the muscle 2 along top precast wall body 1 is set in two rows, and the first pretensioned bar 2 of two rows is staggered, and two
It ranked first the side that pretensioned bar 2 is located at subway station exterior wall.
Multiple circumferential reinforcements 12, and the ring steel are provided with the upper surface opposing through-bores 4 of the bottom precast wall body 9
Muscle 12 may pass through the through hole 4；The surrounding of the upper surface of the bottom precast wall body 9 is upwardly extended and formed and the phase of fastener 3
The groove 10 of matching, four profile heights that the groove 10 is located at inner side are the 1/2 of outer lateral side height.
Wherein, the bottom surface of top precast wall body 1 is extended in the lower end of first pretensioned bar 2, and with the bottom
The upper surface of precast wall body 9 offsets.The application can solve the problem that the problem of engaging position is permeated, real by fastener 3 and groove 10
One coarse positioning of existing upper and lower part precast wall body 9, the main of bottom precast wall body 9 is used as by the second pretensioned bar 11
Support, forms a cavity between top precast wall body 1 and bottom precast wall body 9, and this cavity is connected with groove 10.Such as
, can be pre- by the gap between groove 10 and fastener 3, top precast wall body 1 and bottom when cast-in-place by through hole 4 shown in Fig. 5
Cavity and through hole 4 between wall 9 processed connect into an entirety, so as to add the access path of joint, are significantly increased
Longitudinal Compressive Bearing Capacity of junction and horizontal shearing resistance, it is ensured that be also not in seepage without repeating for infiltration situation
The problem of point transfer.In addition using the ground-connecting-wall structure of the application, it can quickly splice completion cast-in-place.
In the above-mentioned technical solutions, diaphram wall is by top precast wall body 1 and the on-site consolidation of bottom precast wall body 9
Into realizing the prefabrication of ground-connecting-wall, greatly reduce the cast-in-place of diaphram wall, shorten the duration.And the application's
Ground-connecting-wall can be unified as two walls, it is not necessary to do inwall again, reduce the consumption of reinforcing bar and concrete.In addition, top is prefabricated
The splicing construction of wall 1 and bottom precast wall body 9 avoids joint area easy to leak and the problem of shearing resistance is destroyed, and reduces foundation ditch
The problem of neighboring buildings composition deformation.The construction method industrialization degree of the diaphram wall of two walls unification is high, meets environmental protection
Construction requirement, technique is concise, easy to control the quality, and efficiency of construction is high, and is applied to the diaphram wall of deep basal pit and can precisely determine
Position.
In another technical scheme, 2-3 roots are provided with the circumferential reinforcement 12 of the both sides of bottom precast wall body 9
Two pretensioned bars 11, the extension elongation of second pretensioned bar 11 and the equal length of through hole 4.Due to coating structure
Particularity, superposed soil layer porosity is big, and permeance property is good, by setting the second pretensioned bar 11 in the left and right sides
The bending rigidity of diaphram wall is not only increased, and increases the anti-bending strength of diaphram wall.
In another technical scheme, the left surface of the top precast wall body 1 has at the top of connecting hole, the connecting hole
With the top surface insertion of top precast wall body 1, the connecting hole bottom is located at the top of the bottom surface of top precast wall body 1；The company
Connect hole to be made up of the back pouring hole 6 and right-angled trapezium hole 7 of cuboid from top to bottom, the upper bottom surface product in the right-angled trapezium hole 7
More than bottom area, and the inclined-plane of right-angled trapezium and the angle of perpendicular are 30 °.
The right flank opposing right angles trapezoidal hole 7 of the top precast wall body 1 is formed with matching right-angled trapezium boss
8, preferably boss top surface is provided with groined type reinforcing bar.
In the above-mentioned technical solutions, leakage problems easily occur is top precast wall body 1, therefore in order to solve assembled mistake
The leakage problems of journey middle and upper part precast wall body 1, boss and right-angled trapezium hole 7 are filled up using the concrete poured in back pouring hole 6
Between gap, realize the closely coupled of junction, at the same after cast-in-place back pouring hole 6 utilize surrounding concrete shearing resistance, improve
The anti-permeability performance of junction, can effectively resist hydraulic pressure, keep the rigidity of diaphragm wall.
It should be noted that positioned at grooving both sides top precast wall body 1 outside be plane, be not provided with connecting hole or
Right-angled trapezium boss.
A kind of construction method of the diaphram wall of the wall of prestressing force assembled two unification, comprises the following steps：
Step 1: in factory that top precast wall body 1 and bottom precast wall body 9 is prefabricated；
Step 2: determining the position of diaphram wall by measuring, and carry out trenching construction；
Step 3: being hung the bottom precast wall body 9 of groove section in cell body with loop wheel machine, then top precast wall body 1 is hung
The groove 10 for being filled to its fastener 3 and bottom precast wall body 9 is mutually clamped, and the upper surface support of bottom precast wall body 9 is described
First pretensioned bar 2 of top precast wall body 1；One is formed between engaging upper back precast wall body 1 and bottom precast wall body 9
Individual cavity, and connected with the through hole 4 of top precast wall body 1；Through hole 4 and cavity are poured with slow setting soil and is stood；
Step 4: when standing, second bottom precast wall body 9 can be transferred, and connect two neighboring bottom precast wall body
9, this construction method need not wait concrete to reach design strength, save the engineering time.
Step 5: the top precast wall body 1 that second top precast wall body 1 is fitted adjacent is hung, make on two neighboring
The right-angled trapezium hole 7 of portion's precast wall body 1 and right-angled trapezium boss fasten, and with concreting back pouring hole 6, stand afterwards.
It is slow instant invention overcomes cast-in-place diaphragm wall technique progress, improve existing coercion underground continuous wall structure barrier properties poor
Shortcoming, simplify working procedure, it is ensured that the construction quality of diaphram wall.
The junction of step 6, top precast wall body 1 and bottom precast wall body 9 and adjacent upper precast wall body 1 it
Between, sealed with construction structure glue between adjacent lower precast wall body 9.Further improve the impermeability of diaphram wall junction
Energy.
This construction method can also solve easily to go out for silty clay hoggin soil layer and flour sand folder boulder and cobble soil layer
Existing leakage problems, the soil property clay content and silt content of both types is very high, has had a strong impact on the impermeability of diaphram wall
Energy.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (5)
1. a kind of diaphram wall of the wall of prestressing force assembled two unification, it is characterised in that including top precast wall body and bottom
Precast wall body；
The top precast wall body is provided with multiple through holes, short transverse insertion of the through hole along top precast wall body；On described
The surrounding of portion precast wall body bottom extends downwardly out fastener, and the vertical section of the fastener is up big and down small trapezoidal, institute
The side for stating fastener is located at the inner side of top precast wall body side；The first steel is evenly arranged with the top precast wall body
Muscle, and the short transverse of the side of top precast wall body is provided with multiple first pretensioned bars, multiple first pretensioned bars
Set along the length direction of the side of top precast wall body in two rows, the first pretensioned bar of two rows is staggered；
Multiple circumferential reinforcements are provided with the upper surface opposing through-bores of the bottom precast wall body, and the circumferential reinforcement can be penetrated
The through hole；The surrounding of the upper surface of the bottom precast wall body upwardly extends and formed the groove matched with fastener, institute
It is the 1/2 of outer lateral side height to state four profile heights of the groove positioned at inner side；
Wherein, the bottom surface of top precast wall body is extended in the lower end of first pretensioned bar, and with the bottom dry wall
The upper surface of body offsets.
2. the diaphram wall of the wall of prestressing force assembled two unification as claimed in claim 1, it is characterised in that pre- positioned at bottom
The pretensioned bar of 2-3 roots second, the extension elongation of second pretensioned bar are provided with the circumferential reinforcement of wall both sides processed
With the equal length of through hole.
3. the construction method of the diaphram wall of the wall of prestressing force assembled two unification as claimed in claim 1, it is characterised in that
The left surface of the top precast wall body has the top surface insertion with top precast wall body, institute at the top of connecting hole, the connecting hole
State top of the connecting hole bottom positioned at the bottom surface of top precast wall body；The connecting hole is from top to bottom by the back pouring hole of cuboid
And right-angled trapezium hole composition, the upper bottom surface product in the right-angled trapezium hole is more than bottom area, and the inclined-plane of right-angled trapezium is with erecting
The angle of straight plane is 30 °；
The right flank opposing right angles trapezoidal hole of the top precast wall body is formed with right-angled trapezium boss therewith to matching.
4. a kind of construction method of the diaphram wall of the wall of prestressing force assembled two unification, it is characterised in that comprise the following steps：
Step 1: in factory that top precast wall body and bottom precast wall body is prefabricated；
Step 2: determining the position of diaphram wall by measuring, and carry out trenching construction；
Step 3: bottom precast wall body is hung in cell body with loop wheel machine, then by top precast wall body lift to its fastener with
The groove of bottom precast wall body is mutually clamped, and the first of the upper surface support top precast wall body of bottom precast wall body is pre-
Tension reinforcing steel bar；Engage and a cavity formed between upper back precast wall body and bottom precast wall body, and with top precast wall body
Through hole connection；Through hole and cavity are poured with slow setting soil and is stood；
Step 4: when standing, second bottom precast wall body can be transferred, and connect two neighboring bottom precast wall body；
Step 5: second adjacent top precast wall body of top precast wall body laminating is hung, make two neighboring top prefabricated
The right-angled trapezium hole of wall and right-angled trapezium boss fasten, and use concreting back pouring hole, stand afterwards.
5. the construction method of the diaphram wall of the wall of prestressing force assembled two unification as claimed in claim 4, it is characterised in that
Between the junction and adjacent upper precast wall body of top precast wall body and bottom precast wall body, adjacent lower precast wall body
Between sealed with construction structure glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710240635.2A CN106948337A (en) | 2017-04-13 | 2017-04-13 | The diaphram wall and its construction method of the wall of prestressing force assembled two unification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710240635.2A CN106948337A (en) | 2017-04-13 | 2017-04-13 | The diaphram wall and its construction method of the wall of prestressing force assembled two unification |
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| Publication Number | Publication Date |
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| CN106948337A true CN106948337A (en) | 2017-07-14 |
Family
ID=59476054
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710240635.2A Pending CN106948337A (en) | 2017-04-13 | 2017-04-13 | The diaphram wall and its construction method of the wall of prestressing force assembled two unification |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107882018A (en) * | 2017-11-16 | 2018-04-06 | 浙江工业大学工程设计集团有限公司 | A kind of recyclable assembled steel reinforced concrete in part in combination under continuous wall construction and construction technology |
| CN107905214A (en) * | 2017-11-14 | 2018-04-13 | 山东大学 | A kind of assembled energy diaphram wall package assembly and construction method |
| CN115478561A (en) * | 2022-07-26 | 2022-12-16 | 浙大宁波理工学院 | Construction method of assembled underground continuous wall |
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| CN201121340Y (en) * | 2007-08-21 | 2008-09-24 | 同济大学 | Pre-stress assembled underground continuous wall and preformed block thereof |
| CN204000925U (en) * | 2014-05-30 | 2014-12-10 | 浙江大学宁波理工学院 | Prefabricated diaphragm wall |
| CN105350521A (en) * | 2015-11-16 | 2016-02-24 | 上海市政工程设计研究总院（集团）有限公司 | Vertical splicing structure and method of prefabricated underground diaphragm walls |
| CN105887806A (en) * | 2016-06-13 | 2016-08-24 | 上海强劲地基工程股份有限公司 | Assembled type underground diaphragm wall and construction method thereof |
| CN106351208A (en) * | 2016-10-11 | 2017-01-25 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated underground diaphragm wall vertical-splicing structure |
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| CN201121340Y (en) * | 2007-08-21 | 2008-09-24 | 同济大学 | Pre-stress assembled underground continuous wall and preformed block thereof |
| CN204000925U (en) * | 2014-05-30 | 2014-12-10 | 浙江大学宁波理工学院 | Prefabricated diaphragm wall |
| CN105350521A (en) * | 2015-11-16 | 2016-02-24 | 上海市政工程设计研究总院（集团）有限公司 | Vertical splicing structure and method of prefabricated underground diaphragm walls |
| CN105887806A (en) * | 2016-06-13 | 2016-08-24 | 上海强劲地基工程股份有限公司 | Assembled type underground diaphragm wall and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107905214A (en) * | 2017-11-14 | 2018-04-13 | 山东大学 | A kind of assembled energy diaphram wall package assembly and construction method |
| CN107882018A (en) * | 2017-11-16 | 2018-04-06 | 浙江工业大学工程设计集团有限公司 | A kind of recyclable assembled steel reinforced concrete in part in combination under continuous wall construction and construction technology |
| CN115478561A (en) * | 2022-07-26 | 2022-12-16 | 浙大宁波理工学院 | Construction method of assembled underground continuous wall |
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