CN104164882A - Construction method for building support structural beam foundation on slope and structure thereof - Google Patents
Construction method for building support structural beam foundation on slope and structure thereof Download PDFInfo
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- CN104164882A CN104164882A CN201310186885.4A CN201310186885A CN104164882A CN 104164882 A CN104164882 A CN 104164882A CN 201310186885 A CN201310186885 A CN 201310186885A CN 104164882 A CN104164882 A CN 104164882A
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Abstract
The invention discloses a construction method for building a support structural beam foundation on a slope and a structure thereof. The method is to comprehensively consider a slope support and a support of a slope upper structural beam, adopt a step type slope support structure and use a step plane as a foundation of a frame vertical pole of supporting the slope upper structural beam to improve the bearing resistance and slip resistance of the frame vertical pole. The slope support adopts the step type slope support structure; anchor rods or anchor ropes in the slope and slope inclined concrete are used for guaranteeing the stability of the slope; step concrete is cast on the slope inclined concrete; the plane of the step concrete serves as the foundation of building a frame below the structural beam; the construction of the slope support and the construction of the structural beam at the upper part of the slope are combined for comprehensive consideration, that is, the use requirement of the slope support is satisfied; and a frame foundation operation platform for building the support structural beam is provided for the construction of the upper structural beam.
Description
Technical field
the present invention relates to a kind of construction method and structure that builds supporting and protection structure beam basis in side slope, belong to slope treatment technical field.
Background technology
along with the fast development of China's infrastructure and Process of Urbanization Construction, builing industry obtains vigorous growth, and building site in all parts of the country emerges in multitude, and building types is also varied.The structure such as sightseeing platform as outdoor in some, parking lot can be subject to the restriction of construction plant, the instructions for use such as special formed conventionally, have to build in side slope top.When carrying out sightseeing platform or parking lot construction, conventionally need in side slope, set up full hall frame for supporting the structural beams in sightseeing platform or parking lot, to solve the support problem of load under beam.At present when setting up full hall frame and support, be directly the bottom of upright rod of full hall frame to be supported on the inclined-plane of side slope or on the inclined-plane of side slope to platform of simple cutter as the support of full hall frame vertical rod.Current this method for supporting very easily causes the vertical rod of full hall frame to produce slippage, has a strong impact on the stability of full hall frame, construction accident easily occurs or affect construction quality.
Summary of the invention
the object of the invention is to, a kind of construction method and structure that builds supporting and protection structure beam basis in side slope is provided, when constructing large-scale concrete structure on side slope top, slope retaining and Superstructure Construction are combined, consider, meet slope retaining instructions for use, for Superstructure Construction, set up full hall frame under beam again stable operating platform is provided, thereby overcome the deficiencies in the prior art.
technical scheme of the present invention:
in side slope, build the construction method on supporting and protection structure beam basis, the method is that the support of slope retaining and side slope top structure beam is considered, adopt staged slope retaining structure, using ladder plane as the full hall frame vertical rod basis of supporting side slope top structure beam, to improve anti-bearing capacity and the antiskid of full hall frame vertical rod, move requirement.
in preceding method, described staged slope retaining adopts the concrete that slump is 100-120mm first in side slope, to build side slope inclination concrete, until the initial set of side slope inclination concrete after 2-3 hour, then build ladder concrete on side slope inclination concrete, the bottom support of full hall frame vertical rod is in the plane of ladder concrete.
in preceding method, before described side slope inclination concrete is built, first on the inclined plane of side slope, vertically squeeze into anchor pole or anchor cable, and at anchor pole or anchor cable, expose one end weld horizontal muscle of side slope; While then cleaning out anchor pole or anchor cable construction, stay the loose rubble on side slope inclined plane, colligation side slope is protected the reinforcing bar in muscle and ladder concrete and is installed staged slope retaining template.
in preceding method, described staged slope retaining template adopts open type, only installs ladder two side templates and ladder facade template, and two side templates adopt core through screw rod to reinforce, and facade template adopts flitch to reinforce; When carrying out staged slope retaining formwork erection, if meet when side slope is uneven causes template can not install on earth, adopt fast-easy closing-up net to carry out shutoff.
in preceding method, when described side slope inclination concrete and ladder facade concrete are built, adopt artificial tapping template and reinforcing bar to insert concrete vibrating mode, to guarantee the density of building of staged supporting and protection structure beam.
press the staged slope retaining structure that preceding method forms, comprise side slope and the structural beams that is positioned at side slope top, it is characterized in that: the inclined plane of side slope is provided with one group of anchor pole vertical with side slope inclined plane or anchor cable, and the end that anchor pole or anchor cable expose side slope inclined plane is provided with horizontal bar; Side slope inclined plane is provided with side slope inclination concrete, and side slope inclination concrete is provided with ladder concrete, and described horizontal bar is positioned at side slope inclination concrete and/or ladder concrete; The plane of ladder concrete is provided with the vertical rod of full hall frame, and the top of full hall frame vertical rod is connected with structural beams.
in aforementioned structure, described side slope inclination concrete and ladder concrete are built and are formed at twice with the concrete that slump is 100-120mm.
in aforementioned structure, described ladder concrete is positioned under structural beams, and the width that the width of ladder concrete equals superstructure beam adds 700mm.
compared with prior art, slope retaining of the present invention adopts staged slope retaining structure, utilize anchor pole in side slope or anchor cable and side slope inclination concrete to guarantee the stability of side slope, and build ladder concrete on side slope inclination concrete, utilize the plane of ladder concrete as the basis that completely hall frame is set up, structural beams below, the structural beams construction on slope retaining and side slope top is combined, consider, meet slope retaining instructions for use, again for the construction of superstructure beam provides the full hall frame fundamental operation platform of setting up braced structures beam.
Accompanying drawing explanation
fig. 1 is construction sequence schematic diagram of the present invention;
fig. 2 is structural representation of the present invention.
being labeled as in accompanying drawing: 1-side slope, 2-anchor hole, 3-anchor pole or anchor cable, 4-horizontal bar, 5-two side templates, 6-core through screw rod, 7-side slope inclination concrete, 8-flitch, 9-ladder facade template, 10-ladder concrete, the vertical rod of the full hall of 11-frame, 12-structural beams.
The specific embodiment
below in conjunction with accompanying drawing, the present invention is described in further detail, but not as any limitation of the invention.
in side slope, build the construction method on supporting and protection structure beam basis, as depicted in figs. 1 and 2, the method is that the support of slope retaining and side slope 1 top structure beam 12 is considered, adopt staged slope retaining structure, using ladder plane as full hall frame vertical rod 11 bases of supporting side slope top structure beam, to improve anti-bearing capacity and the antiskid of full hall frame vertical rod, move requirement.Staged slope retaining adopts the concrete that slump is 100-120mm first in side slope, to build side slope inclination concrete 7, until the initial set of side slope inclination concrete after 2-3 hour, then builds ladder concrete 10 on side slope inclination concrete, and the bottom support of full hall frame vertical rod is in the plane of ladder concrete.Before side slope inclination concrete is built, first on the inclined plane of side slope, vertically squeeze into anchor pole or anchor cable 3, and at anchor pole or anchor cable, expose one end weld horizontal muscle 4 of side slope; While then cleaning out anchor pole or anchor cable construction, stay the loose rubble on side slope inclined plane, colligation side slope is protected the reinforcing bar in muscle and ladder concrete and is installed staged slope retaining template.Staged slope retaining template employing open type, only installs ladder two side templates 5 and ladder facade template 9, two side templates adopt core through screw rod 6 to reinforce, and facade template adopts flitch 8 to reinforce; When carrying out staged slope retaining formwork erection, if meet when side slope is uneven causes template can not install on earth, adopt fast-easy closing-up net to carry out shutoff.When side slope inclination concrete and ladder facade concrete are built, adopt artificial tapping template and reinforcing bar to insert concrete vibrating mode, to guarantee the density of building of staged supporting and protection structure beam.
press the staged slope retaining structure that preceding method forms, as depicted in figs. 1 and 2, comprise side slope 1 and the structural beams 12 that is positioned at side slope 1 top, the inclined plane of side slope is provided with one group of anchor pole vertical with side slope inclined plane or anchor cable 3, and the end that anchor pole or anchor cable expose side slope inclined plane is provided with horizontal bar 4; Side slope inclined plane is provided with side slope inclination concrete 7, and side slope inclination concrete is provided with ladder concrete 10, and described horizontal bar is positioned at side slope inclination concrete and/or ladder concrete; The plane of ladder concrete is provided with full hall frame vertical rod 11, and the top of full hall frame vertical rod is connected with structural beams 12.The concrete that side slope inclination concrete 7 and ladder concrete 10 use slump are 100-120mm is built and is formed at twice.Ladder concrete 10 is positioned under structural beams 12, and the width that the width of ladder concrete equals superstructure beam adds 700mm.
Embodiment
during concrete enforcement, as depicted in figs. 1 and 2, implement according to the following steps
step 1 is made a call to one group of anchor hole vertical with inclined plane 2 on the inclined plane of side slope 1;
step 2, squeezes into anchor pole or anchor cable 3 in anchor hole 2;
step 3, the end weld horizontal muscle 4(horizontal bar length of exposing side slope inclined plane at anchor pole or anchor cable 3 meets design requirement);
step 4, in side slope 1, locate superstructure beam projection line, according to projection line position colligation lattice girder cage of reinforcement, install ladder two side templates 5, ladder two side templates 5 adopt core through screw rod 6 to reinforce, if while causing template can not install on earth because side slope is uneven, can adopt fast-easy closing-up net to carry out shutoff; Anchor pole or anchor cable 3 and horizontal bar 4 must stretch in lattice girder cage of reinforcement;
step 5, the side slope between ladder two side templates 5 is protected in muscle and is built side slope inclination concrete 7, and the thickness of side slope inclination concrete 7 is built by slope retaining code requirement; Build side slope inclination concrete 7 and adopt the concrete that slump is 100-120mm; In casting process, adopt artificial tapping template and reinforcing bar to insert concrete vibrating mode, to guarantee the density of building of staged supporting and protection structure beam;
step 6, until the initial set of side slope inclination concrete after 2-3 hour, again flitch 8 is fixed on ladder two side templates 5, again in flitch 8 inner side fixed step facade templates 9, then the good reinforcing cage (not drawing in Fig. 1) of prior colligation is placed in to ladder facade template 9 inner sides and with anchor pole or anchor cable 3 together with horizontal bar 4 colligations;
step 7 is built ladder concrete 10 in the reinforcing cage of ladder facade template 9 inner sides, and building ladder concrete 10 is also to adopt the concrete that slump is 100-120mm; In casting process, adopt artificial tapping template and reinforcing bar to insert concrete vibrating mode, to guarantee the density of building of staged supporting and protection structure beam;
step 8, when side slope inclination concrete 7 and ladder concrete 10 fixed after, remove all templates, obtain the staged slope retaining structure as shown in step 8 in Fig. 1.
supplementary notes of the present invention
when carrying out the structural beams construction of the structure such as sightseeing platform or parking lot above side slope 1, for the full hall frame vertical rod 11 of braced structures beam, can be supported on ladder concrete 10 planes of staged side slope.Ladder concrete is positioned at (superstructure beam center line and lower step concrete center line overlap) under the projection of superstructure beam.Ladder concrete 10 height and inner arrangement of reinforcement determine according to designing requirement, and the width of ladder concrete 10 is according to the width of superstructure beam definite (ladder concrete width is generally superstructure beam width+350 * 2, to meet scaffold building operating surface).The ladder height of ladder concrete 10 and ladder horizontal plane length determined according to the gradient of side slope, and the gradient is steeper, and the height of ladder is larger, horizontal plane length is less; Otherwise the gradient is more slow, the height of ladder is less, horizontal plane length is less.When setting up full hall frame, full hall frame vertical rod 11 bottoms of structural beams 12 belows are dropped on the horizontal plane of ladder concrete 10, have both met vertical rod bearing capacity, have also met the requirement that antiskid moves.
Claims (8)
1. a construction method that builds supporting and protection structure beam basis in side slope, it is characterized in that: the method is that the support of slope retaining and side slope top structure beam is considered, adopt staged slope retaining structure, using ladder plane as the full hall frame vertical rod basis of supporting side slope top structure beam, to improve anti-bearing capacity and the antiskid of full hall frame vertical rod, move requirement.
2. method according to claim 1, it is characterized in that: described staged slope retaining adopts the concrete that slump is 100-120mm first in side slope, to build side slope inclination concrete, until the initial set of side slope inclination concrete after 2-3 hour, on side slope inclination concrete, build ladder concrete again, the bottom support of full hall frame vertical rod is in the plane of ladder concrete.
3. method according to claim 2, is characterized in that: before described side slope inclination concrete is built, first on the inclined plane of side slope, vertically squeeze into anchor pole or anchor cable, and at anchor pole or anchor cable, expose one end weld horizontal muscle of side slope; While then cleaning out anchor pole or anchor cable construction, stay the loose rubble on side slope inclined plane, and install staged slope retaining template, in template, colligation side slope is protected the reinforcing bar in muscle and ladder concrete.
4. method according to claim 1, is characterized in that: described staged slope retaining template adopts open type, only installs ladder two side templates and ladder facade template, and two side templates adopt core through screw rod to reinforce, and facade template adopts flitch to reinforce; When carrying out staged slope retaining formwork erection, if meet when side slope is uneven causes template can not install on earth, adopt fast-easy closing-up net to carry out shutoff.
5. method according to claim 1, is characterized in that: when described side slope inclination concrete and ladder facade concrete are built, adopt artificial tapping template and reinforcing bar to insert concrete vibrating mode, to guarantee the density of building of staged supporting and protection structure beam.
6. the staged slope retaining structure forming by method described in the arbitrary claim of claim 1-5, comprise side slope (1) and be positioned at the structural beams (12) of side slope (1) top, it is characterized in that: the inclined plane of side slope is provided with one group of anchor pole vertical with side slope inclined plane or anchor cable (3), the end that anchor pole or anchor cable expose side slope inclined plane is provided with horizontal bar (4); Side slope inclined plane is provided with side slope inclination concrete (7), and side slope inclination concrete is provided with ladder concrete (10), and described horizontal bar is positioned at side slope inclination concrete and/or ladder concrete; The plane of ladder concrete is provided with the frame vertical rod (11) of full hall, and the top of full hall frame vertical rod is connected with structural beams (12).
7. structure according to claim 6, is characterized in that: described side slope inclination concrete (7) and ladder concrete (10) are built and formed at twice with the concrete that slump is 100-120mm.
8. structure according to claim 7, is characterized in that: described ladder concrete (10) is positioned under structural beams (12), and the width that the width of ladder concrete equals superstructure beam adds 700mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310186885.4A CN104164882B (en) | 2013-05-20 | 2013-05-20 | Side slope builds construction method and the structure on supporting and protection structure beam basis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310186885.4A CN104164882B (en) | 2013-05-20 | 2013-05-20 | Side slope builds construction method and the structure on supporting and protection structure beam basis |
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| CN104164882A true CN104164882A (en) | 2014-11-26 |
| CN104164882B CN104164882B (en) | 2016-03-09 |
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| CN201310186885.4A Active CN104164882B (en) | 2013-05-20 | 2013-05-20 | Side slope builds construction method and the structure on supporting and protection structure beam basis |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107988894A (en) * | 2017-08-31 | 2018-05-04 | 中铁二院工程集团有限责任公司 | The concrete buttress structure for preventing high gradient slope bridge pier from deviating |
| CN112177024A (en) * | 2020-08-27 | 2021-01-05 | 中水珠江规划勘测设计有限公司 | Structure and construction method for constructing supporting structure beam foundation on side slope |
| CN112982446A (en) * | 2021-02-23 | 2021-06-18 | 中建八局轨道交通建设有限公司 | Earth backfill construction method for hollow area of comprehensive pipe gallery conversion vertical derrick |
| CN113699885A (en) * | 2021-05-31 | 2021-11-26 | 上海宝冶集团有限公司 | Method for erecting full-space support of cast-in-place box girder in reservoir and on dam body |
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| CN1127833A (en) * | 1995-01-28 | 1996-07-31 | Pc格构株式会社 | Method for stabling slope |
| US20040165951A1 (en) * | 2000-03-29 | 2004-08-26 | Tomio Fukui | Structure useful for a road or a scaffold on a slope |
| CN2734895Y (en) * | 2004-08-31 | 2005-10-19 | 北京康得环保科技股份有限公司 | Step repairing rack |
| JP2006176951A (en) * | 2004-12-20 | 2006-07-06 | Toshihiko Kuno | Platform building system for slope, and platform building apparatus and platform panel for the same |
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| US20040165951A1 (en) * | 2000-03-29 | 2004-08-26 | Tomio Fukui | Structure useful for a road or a scaffold on a slope |
| CN2734895Y (en) * | 2004-08-31 | 2005-10-19 | 北京康得环保科技股份有限公司 | Step repairing rack |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107988894A (en) * | 2017-08-31 | 2018-05-04 | 中铁二院工程集团有限责任公司 | The concrete buttress structure for preventing high gradient slope bridge pier from deviating |
| CN107988894B (en) * | 2017-08-31 | 2023-07-18 | 中铁二院工程集团有限责任公司 | Concrete buttress structure for preventing high-steep slope pier from shifting |
| CN112177024A (en) * | 2020-08-27 | 2021-01-05 | 中水珠江规划勘测设计有限公司 | Structure and construction method for constructing supporting structure beam foundation on side slope |
| CN112177024B (en) * | 2020-08-27 | 2022-02-18 | 中水珠江规划勘测设计有限公司 | Structure and construction method for constructing supporting structure beam foundation on side slope |
| CN112982446A (en) * | 2021-02-23 | 2021-06-18 | 中建八局轨道交通建设有限公司 | Earth backfill construction method for hollow area of comprehensive pipe gallery conversion vertical derrick |
| CN113699885A (en) * | 2021-05-31 | 2021-11-26 | 上海宝冶集团有限公司 | Method for erecting full-space support of cast-in-place box girder in reservoir and on dam body |
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| Publication number | Publication date |
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| CN104164882B (en) | 2016-03-09 |
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Address after: No. 57, Beijing Road, Honghuagang District, Zunyi City, Guizhou Province Patentee after: The Third Construction Co.,Ltd. of China Construction Fourth Engineering Bureau Address before: Beijing road 563003 in Guizhou province Zunyi city Honghuagang District No. 57 Patentee before: THE THIRD CONSTRUCTION & ENGINEERING Co. OF CCFED |
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