CN116676870B - Template dismantling method for cornice type pier caps - Google Patents
Template dismantling method for cornice type pier caps Download PDFInfo
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- CN116676870B CN116676870B CN202310603167.6A CN202310603167A CN116676870B CN 116676870 B CN116676870 B CN 116676870B CN 202310603167 A CN202310603167 A CN 202310603167A CN 116676870 B CN116676870 B CN 116676870B
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 8
- 230000010485 coping Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a method for removing a template of a cornice pier cap, which comprises the following steps: after the top pier body template is erected, a sliding block combined structure is arranged at the position between the upper opening of the pier body template and the lower opening of the pier cap template; installing a pier cap template, when the pier cap template is erected on the sliding block combined structure, enabling a die assembly connecting bolt to pass through a pier cap template lower opening mounting hole, a sliding block mounting hole and a pier body template upper opening mounting hole, and screwing the pier body template, the sliding block combined structure and the pier cap template together to complete die assembly fixing; and after the pier body concrete pouring is completed and the demolding condition is reached, the sliding block combined structure is disassembled, and after the pier cap template falls down to be completely separated from the pier top drip groove, the pier cap template is disassembled. The pier cap template can be smoothly dismantled under the condition that the pier body template is not dismantled, so that the construction difficulty is reduced, and the potential safety hazard is reduced.
Description
Technical Field
The invention relates to the technical field of pier body construction, in particular to a method for removing a template of a cornice type pier cap.
Background
The pier generally comprises a pier cap, a pier body and a foundation, and can be divided into a round-end-shaped pier, a rectangular pier, a tip-end-shaped pier and a round pier according to the cross section of the pier body, wherein the round-end-shaped pier is widely used in high-speed railways and highways, has the characteristics of attractive appearance, small water blocking effect and the like, and is an important pier shape of a bridge.
The pier cap of the round-end pier generally has two forms, namely, the cornice pier cap and the tray type pier cap, the cornice is generally spread for a distance from the pier body, the lower surface of the cornice is provided with a concave semicircular drip groove from the outer edge of the cornice pier body, and due to the structure of the cornice spread and the concave drip groove, when the pier cap template is removed in conventional construction, the pier cap template cannot be pulled out smoothly due to insufficient downward space, and in order to solve the problem, the traditional form removing mode is a reverse form removing mode, namely, the template is removed from the pier bottom to the pier top layer by layer, such as a form turning construction mode, but the reverse form removing mode increases construction difficulty, increases potential safety hazards, prolongs construction period and increases economic cost.
Disclosure of Invention
The invention discloses a method for removing a template of a cornice type pier cap, which can smoothly remove the pier cap template under the condition that a pier body template is not removed, reduces construction difficulty and reduces potential safety hazards.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
a method for removing templates of a cornice pier cap comprises the following steps:
After the top-most pier body template is erected, a sliding block combined structure is arranged at a position between an upper opening of the pier body template and a lower opening of the pier cap template, the upper side and the lower side of the sliding block combined structure can be respectively attached to the upper opening of the pier body template and the lower opening of the pier cap template, the inner side surface is matched with the position corresponding to the pier cap, the outer side surface extends out of the upper opening of the pier body template and the lower opening of the pier cap template, and the sliding block combined structure is provided with a sliding block mounting hole in a penetrating mode and can be used for accommodating the passing of the die closing connecting bolt in a matching mode;
Installing a pier cap template, when the pier cap template is erected on the sliding block combined structure, enabling a die assembly connecting bolt to pass through a pier cap template lower opening mounting hole, a sliding block mounting hole and a pier body template upper opening mounting hole, and screwing the pier body template, the sliding block combined structure and the pier cap template together to complete die assembly fixing;
and after the pier body concrete pouring is completed and the mold removing condition is reached, removing the mold closing connecting bolts, removing the sliding block combined structure, and removing the pier cap template after the pier cap template falls down to be completely separated from the pier top drip groove.
Further, the sliding block combined structure comprises a plurality of sliding block combined structure sections, the sliding block combined structure sections are spliced in sequence in the horizontal direction, and the inner side face encloses the shape of the corresponding position of the pier cap.
Furthermore, the sliding block combined structure section comprises an upper sliding block unit, a middle sliding block unit and a lower sliding block unit, wherein the width of the middle sliding block unit is larger than that of the upper sliding block unit and that of the lower sliding block unit, and the lower sliding block unit, the middle sliding block unit and the upper sliding block unit are sequentially overlapped from bottom to top during installation.
Furthermore, the parts of the upper slider unit, the middle slider unit and the lower slider unit, which extend out of the upper opening of the pier body template and the lower opening of the pier cap template in the width direction, are respectively provided with a fixing hole for being matched and penetrated through a slider combined fixing bolt to fix the upper slider unit, the middle slider unit and the lower slider unit together.
Further, the portions of the middle slider unit extending in the width direction of the upper slider unit and the lower slider unit are provided with detaching holes.
Further, the slider combined structure is made of steel plates, and the thickness of the slider combined structure is not smaller than 20mm.
Further, the thickness of the middle slider unit is smaller than the thickness of the upper slider unit and the lower slider unit.
Further, when the sliding block combined structure is installed, lubricants on the upper surface and the lower surface make of the middle sliding block unit are firstly mixed, and then the upper sliding block unit, the middle sliding block unit and the lower sliding block unit are overlapped and combined into a whole and then installed on the upper opening of the pier body;
When the slide block combined structure is disassembled, the middle slide block unit is firstly pulled out, and then the upper slide block unit and the lower slide block unit are taken out.
Further, a portion of the middle slider unit extending in the width direction of the upper slider unit and the lower slider unit is provided with a removal hole;
the middle sliding block unit is pulled out after the hand pulling block is used for hooking the dismantling hole, or is pried out after the crow bar passes through the dismantling hole.
Further, before the slider combined structure is installed, the slider temporary fixing plates are fixedly installed on the side face of the top of the pier body template at intervals, and the slider temporary fixing plates are used for temporarily fixing the slider combined structure when the pier cap template is installed; and after the pier body concrete pouring is completed and the form removing condition is reached, the temporary fixing plate of the sliding block is removed, and then the sliding block combined structure is removed.
According to the method for removing the template of the cornice pier cap, the installation sliding block combined structure is additionally arranged between the upper opening of the pier body template and the lower opening of the pier cap template, after the template removing condition is achieved, the sliding block combined structure is removed, a certain falling space can be reserved for the pier cap template, the template at the drip groove can be separated from the drip groove, the pier cap template can be removed smoothly, and forward template removing is achieved. The invention has the following advantages:
(1) The method can realize the sequential disassembly process, greatly reduce the safety risk of operators, save the time for disassembling the templates and save the occupation time of a large amount of operators and mechanical equipment.
(2) The method is quick to operate, simple in tooling equipment, easy to obtain construction materials, and capable of solving the difficulty of removing the mould in construction with minimum economic cost.
(3) The template is not easy to deform in the dismantling process, the drip molding effect is good, the concrete edge is complete, and the appearance and the quality of the pier body can be well protected.
Drawings
FIG. 1 is a schematic diagram of the structure of a straight section pier shaft template and pier cap template connection.
Fig. 2 is a schematic structural view of the connection of the arc segment pier body template and the pier cap template.
Fig. 3 is an enlarged schematic view of the portion J of fig. 1.
Fig. 4 is an enlarged schematic view of the K portion in fig. 2.
FIG. 5 is a schematic top view of a plurality of slider combined structural segments spliced together.
Fig. 6 is a schematic top view of the upper slider unit in straight line section.
Fig. 7 is a schematic top view of the upper slider unit of the arc segment.
Fig. 8 is a schematic top view of the middle slider unit in straight line section.
Fig. 9 is a schematic top view of a middle slider unit of an arc segment.
In the figure, a pier cap template 1, a slide block combined structure 2, an upper slide block unit 201, a middle slide block unit 202, a lower slide block unit 203, a slide block combined fixing bolt 204, a pier body template 3, pier body concrete 4, a mold closing connecting bolt 5, an arc-shaped section slide block combined structure section 6, a straight-line section slide block combined structure section 7, a slide block mounting hole 8, a fixing hole 9 and a dismantling hole 10.
Description of the embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that, the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore, should not be construed as limiting the present invention.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The template removing method of the cornice type pier cap, as shown in figures 1-4, comprises the following steps:
S1, after the topmost pier body template 3 is erected, a sliding block combined structure 2 is installed at a position between an upper opening of the pier body template 3 and a lower opening of the pier cap template 1, wherein: as shown in fig. 3 and 4, the upper surface and the lower surface of the slider combined structure 2 can be respectively attached to the upper opening of the pier body template 3 and the lower opening of the pier cap template 1, the inner side surface is matched with the corresponding position of the pier cap, the outer side surface extends out of the upper opening of the pier body template 3 and the lower opening of the pier cap template 1, the slider combined structure 2 is provided with a slider mounting hole 8 in a penetrating manner, and a die closing connecting bolt 5 can be accommodated in a penetrating manner in a matching manner; specifically, the inner side of the slider assembly structure 2 can be used as a supplement to the lower end of the coping template 1 to enclose the coping shape at the corresponding position so as not to affect the formation of the coping after concrete is poured, and the outer side of the slider assembly structure 2 needs to protrude from the upper opening of the pier body template 3 and the lower opening of the coping template 1 so as to hook or pull the protruding portion to draw out the slider assembly structure 2 before the coping template 1 is removed.
S2, installing a pier cap template 1, and when the pier cap template 1 is erected on the slide block combined structure 2, enabling a die assembly connecting bolt 5 to pass through a lower opening mounting hole, a slide block mounting hole 8 and an upper opening mounting hole of a pier body template 3, and screwing the pier body template 3, the slide block combined structure 2 and the pier cap template 1 together to complete die assembly fixing; supplementary to this is: the lower opening mounting hole of the pier cap template 1 and the upper opening mounting hole of the pier body template 3 are all arranged in the prior art, and are also used for adapting to the connection between templates, and the embodiment adds the sliding block combined structure 2 between the pier cap template 1 and the pier body template 3, so that the sliding block combined structure 2 is fixed with the pier cap template 1 and the pier body template 3 together, and the sliding block mounting hole 8 is arranged.
S3, after pouring of pier body concrete 4 is completed and the demolding condition is reached, removing the mold closing connecting bolts 5, removing the sliding block combined structure 2, and removing the pier cap template 1 after the pier cap template 1 falls down to be completely separated from the pier top drip groove. The pier cap template 1 moves downwards for a distance due to the dismounting of the sliding block combined structure 2, so that the pier cap template 1 can be separated from the top drip, and can be smoothly pulled out without being blocked by the pier top drip at the corresponding template.
Further, the sliding block combined structure 2 comprises a plurality of sliding block combined structure sections, the sliding block combined structure sections are spliced in sequence in the horizontal direction, the inner side face of the sliding block combined structure sections surrounds the shape of the position corresponding to the pier cap, as shown in fig. 5, the sliding block combined structure sections are spliced together, only the part of the second half of the splicing is shown in the diagram, and the sliding block combined structure sections are divided into a plurality of sections, can be installed and removed separately, are convenient to operate and are convenient to align; according to the structure of the pier cap, the sliding block combined structure section is divided into an arc section sliding block combined structure section 6 and a straight line section sliding block combined structure section 7 which are respectively and correspondingly assembled on the arc section and the straight line section of the pier cap.
Still further, the present embodiment provides a specific slider assembly structure 2 with convenient installation and convenient removal, where the slider assembly structure section includes an upper slider unit 201, a middle slider unit 202 and a lower slider unit 203, the width of the middle slider unit 202 is larger than the widths of the upper slider unit 201 and the lower slider unit 203, that is, the middle slider unit 202 extends out of the upper slider unit 201 and the lower slider unit 203 in the width direction, so that an application point is left in the width direction, and the middle slider unit 202 is convenient to be removed first, and of course, since the upper slider unit 201 and the lower slider unit 203 are also to be removed prior to the pier cap template 1, the outer side faces of the upper slider unit 201 and the lower slider unit 203 extend out of the upper opening of the pier body template 3 and the lower opening of the pier cap template 1. The sliding block combined structure section is arranged as three combinations of an upper sliding block unit 201, a middle sliding block unit 202 and a lower sliding block unit 203, so that the middle sliding block unit 202 can be conveniently and smoothly detached, friction force can be reduced between the middle sliding block unit 202 and the upper sliding block unit 201, between the middle sliding block unit 202 and the lower sliding block unit 203 through methods of surface treatment, lubricant coating and the like, and the middle sliding block unit 202 can be conveniently detached; if the upper sliding block unit 201 and the lower sliding block unit 203 are not arranged, the middle sliding block unit 202 is directly contacted with the upper opening of the pier body template 3 and the lower opening of the pier cap template 1, and the removing of the sliding blocks is greatly influenced, or even impossible, due to the roughness and deformation of the upper opening of the pier body template 3 and the lower opening of the pier cap template 1; the upper slider unit 201 and the lower slider unit 203 are combined with the middle slider unit 202, so that smooth removal of the sliders can be ensured.
The lower slider unit 203, the middle slider unit 202, and the upper slider unit 201 are stacked in this order from bottom to top. Generally, as shown in fig. 6 to 9, the lower slider unit 203, the middle slider unit 202 and the upper slider unit 201 have identical lengths and identical radians, so as to jointly enclose the shape of the corresponding position of the coping, and for convenience of processing, the upper slider unit 201 and the lower slider unit 203 may be processed to be identical.
Further, as shown in fig. 6 to 9, the upper slider unit 201, the middle slider unit 202 and the lower slider unit 203 are respectively provided with a fixing hole 9 for fixing the upper slider unit 201, the middle slider unit 202 and the lower slider unit 203 together by matching through the slider combination fixing bolts 204, so that the upper slider unit 201, the middle slider unit 202 and the lower slider unit 203 can be fixed together by the slider combination fixing bolts 204 before the slider combination structure 2 is mounted on the pier shaft template 3, and the upper slider unit 201, the middle slider unit 202 and the lower slider unit 203 are conveniently mounted on the pier shaft template 3 without generating position sliding.
Furthermore, the parts of the middle slider unit 202 extending out of the upper slider unit 201 and the lower slider unit 203 in the width direction are provided with the dismantling holes 10, and by arranging the dismantling holes 10, the chain block or other electric tools with draw hooks can be hooked, or the middle slider unit 202 is dismantled by penetrating through a crowbar, and after the middle slider unit 2 is dismantled, the pier cap template 1 is not fallen down due to the limitation of other slider combined structure sections, and the upper slider unit 201 and the lower slider unit 203 can be rapidly dismantled.
Further, the slider assembly structure 2 is made of a steel plate with a thickness of not less than 20mm so as to leave a sufficient falling space for the coping template 1. In addition, it should be noted that, due to the addition of the slider combination structure 2, the coping template 1 also needs to be shortened in height to match the actual height of the coping.
Further, the thickness of the middle slider unit 202 is smaller than the thicknesses of the upper slider unit 201 and the lower slider unit 203. Because a certain error exists between gaps between the upper opening of the pier body template 3 and the lower opening of the pier cap template 1, in order to smoothly disassemble the slider combined structure 2, the upper slider unit 201 and the lower slider unit 203 need to ensure that the slider combined structure 2 is not denatured or less deformed in the installation and stress processes, so that a certain thickness needs to be ensured; the middle sliding block unit 202 is first removed, and needs to adapt to micro deformation under the condition of slight deformation or uneven stress, so that the middle sliding block unit needs to be thinner to adapt to micro deformation; in general, the upper slider unit 201 and the lower slider unit 203 are not deformed, and the middle slider unit 202 is slightly deformed, whereby the middle slider unit 202 is selected from a thinner steel plate. In this embodiment, the middle slider unit 202 is a steel plate with a thickness of 6mm, and the upper slider unit 201 and the lower slider unit 203 are steel plates with a thickness of 12 mm.
Further, according to the specific slider assembly structure 2 provided in this embodiment, when the slider assembly structure 2 is installed, the lubricant on the upper surface and the lower surface make of the middle slider unit 202 is first applied, then the upper slider unit 201, the middle slider unit 202 and the lower slider unit 203 are stacked and combined to be fixed into a whole, and then the whole is installed on the upper opening of the pier body; when the slider assembly structure 2 is removed, the slider assembly fixing bolts 204 are removed, the middle slider unit 202 is pulled out, and then the upper slider unit 201 and the lower slider unit 203 are taken out.
The middle sliding block unit 202 can be pulled out after the dismantling hole 10 is hooked by a chain block, or pryed out with a crow bar through the removal hole 10. If the chain block is adopted, the chain block can be fixed on the safety protection net.
Further, in order to facilitate the installation of the slider combined structure 2, before the slider combined structure 2 is installed, a slider temporary fixing plate is fixedly installed on the side surface of the top of the pier body template 3 at intervals, the slider combined structure 2 is temporarily fixed by the slider temporary fixing plate when the slider combined structure 2 is installed, and the slider temporary fixing plate can be welded or fixed on the side surface of the top of the pier body template 3 by bolts; and after the pier body concrete 4 is poured and reaches the demolding condition, the temporary fixing plate of the sliding block is removed, and then the sliding block combined structure 2 is removed.
Claims (7)
1. The template dismantling method of the cornice type pier cap is characterized by comprising the following steps of:
After the top pier body template is erected, a sliding block combined structure is arranged at the position between the upper opening of the pier body template and the lower opening of the pier cap template;
The sliding block combined structure section comprises an upper sliding block unit, a middle sliding block unit and a lower sliding block unit, wherein the width of the middle sliding block unit is larger than that of the upper sliding block unit and that of the lower sliding block unit, and the lower sliding block unit, the middle sliding block unit and the upper sliding block unit are sequentially overlapped from bottom to top during installation;
The parts of the upper sliding block unit, the middle sliding block unit and the lower sliding block unit, which extend out of the upper opening of the pier body template and the lower opening of the pier cap template in the width direction, are respectively provided with a fixing hole, and are used for fixing the upper sliding block unit, the middle sliding block unit and the lower sliding block unit together by passing through a sliding block combined fixing bolt in a matching way;
the part of the middle sliding block unit extending out of the upper sliding block unit and the lower sliding block unit in the width direction is provided with a dismantling hole;
The upper surface and the lower surface of the sliding block combined structure can be respectively attached to the upper opening of the pier body template and the lower opening of the pier cap template, the inner side surface is matched with the corresponding position of the pier cap, the outer side surface extends out of the upper opening of the pier body template and the lower opening of the pier cap template, and the sliding block combined structure is provided with a sliding block mounting hole in a penetrating manner and can be used for accommodating a mold closing connecting bolt in a penetrating manner;
Installing a pier cap template, and when the pier cap template is erected on the sliding block combined structure, enabling the die assembly connecting bolt to pass through a pier cap template lower opening mounting hole, a sliding block mounting hole and a pier body template upper opening mounting hole, and screwing the pier body template, the sliding block combined structure and the pier cap template together to complete die assembly fixing;
And after the pier body concrete pouring is completed and the mold removing condition is reached, removing the mold closing connecting bolts, removing the sliding block combined structure, and smoothly removing the pier cap template under the condition that the pier body template is not removed after the pier cap template falls down to be completely separated from the pier top drip groove.
2. The method for removing the form of the cornice pier cap according to claim 1, wherein:
the sliding block combined structure comprises a plurality of sliding block combined structure sections, the sliding block combined structure sections are spliced in sequence in the horizontal direction, and the inner side face encloses the shape of the position corresponding to the pier cap.
3. The method for removing the form of the cornice pier cap according to claim 1, wherein:
the sliding block combined structure is made of steel plates, and the thickness of the sliding block combined structure is not smaller than 20mm.
4. The method for removing the form of the cornice pier cap according to claim 3, wherein:
The thickness of the middle sliding block unit is smaller than that of the upper sliding block unit and the lower sliding block unit.
5. The method for removing the form of the cornice pier cap according to claim 1, wherein:
When the sliding block combined structure is installed, the lubricants on the upper surface and the lower surface make of the middle sliding block unit are firstly added and combined into a whole, and then the whole is installed on the upper opening of the pier body;
When the slide block combined structure is disassembled, the middle slide block unit is firstly pulled out, and then the upper slide block unit and the lower slide block unit are taken out.
6. The method for removing the form of the cornice pier cap according to claim 5, wherein:
the middle sliding block unit is pulled out after the hand pulling block is used for hooking the dismantling hole, or is pried out after the crow bar passes through the dismantling hole.
7. The method for removing the form of the cornice pier cap according to claim 1, wherein:
Before the slider combined structure is installed, the slider temporary fixing plates are fixedly installed on the side face of the top of the pier body template at intervals, and the slider temporary fixing plates are used for temporarily fixing the slider combined structure when the slider combined structure is installed;
and after the pier body concrete pouring is completed and the form removing condition is reached, the temporary fixing plate of the sliding block is removed, and then the sliding block combined structure is removed.
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| CN202310603167.6A CN116676870B (en) | 2023-05-26 | 2023-05-26 | Template dismantling method for cornice type pier caps |
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| CN202310603167.6A CN116676870B (en) | 2023-05-26 | 2023-05-26 | Template dismantling method for cornice type pier caps |
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| CN219862419U (en) * | 2023-05-26 | 2023-10-20 | 中铁上海工程局集团第五工程有限公司 | Sliding block combined structure applied to forward disassembly process of cornice type pier cap template |
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| CN101929249B (en) * | 2010-08-10 | 2012-04-25 | 中铁一局集团有限公司 | Double line stream-line type round end entity pier cap steel bar overall binding construction method |
| CN102251481B (en) * | 2011-05-06 | 2013-11-06 | 中铁七局集团第一工程有限公司 | Railway pier layered construction method and construction device |
| CN109763432A (en) * | 2019-03-14 | 2019-05-17 | 中铁八局集团有限公司 | A kind of Straddle type monorail end bay Dun Dun seam formwork structure and application method |
| CN113322787B (en) * | 2021-06-22 | 2023-03-03 | 中交二公局东萌工程有限公司 | Construction process of bridge deck runoff collecting device and formwork supporting device thereof |
| KR102385958B1 (en) * | 2021-11-15 | 2022-04-22 | 주식회사 케이씨산업 | Bridge pier and the construction method using maintained concrete mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN219862419U (en) * | 2023-05-26 | 2023-10-20 | 中铁上海工程局集团第五工程有限公司 | Sliding block combined structure applied to forward disassembly process of cornice type pier cap template |
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