WO2013149771A1 - Structure mobile apte à supporter une ossature d'une nouvelle section de pont en porte-à-faux - Google Patents

Structure mobile apte à supporter une ossature d'une nouvelle section de pont en porte-à-faux Download PDF

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Publication number
WO2013149771A1
WO2013149771A1 PCT/EP2013/054020 EP2013054020W WO2013149771A1 WO 2013149771 A1 WO2013149771 A1 WO 2013149771A1 EP 2013054020 W EP2013054020 W EP 2013054020W WO 2013149771 A1 WO2013149771 A1 WO 2013149771A1
Authority
WO
WIPO (PCT)
Prior art keywords
movable structure
bridge section
bearing assembly
structure according
formwork
Prior art date
Application number
PCT/EP2013/054020
Other languages
English (en)
Inventor
Angel Maria Aranburu Etxezarreta
Original Assignee
Ulma C Y E, S. Coop
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 Ulma C Y E, S. Coop filed Critical Ulma C Y E, S. Coop
Priority to BR112014017051-7A priority Critical patent/BR112014017051B1/pt
Priority to MX2014011952A priority patent/MX2014011952A/es
Publication of WO2013149771A1 publication Critical patent/WO2013149771A1/fr

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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
    • E01D21/10—Cantilevered erection

Definitions

  • the present invention is related to a movable structure supported in a previously constructed bridge section and suitable for supporting a cantilever formwork of a new bridge section.
  • WO20101 18773A1 discloses a movable structure comprising at least one pair of bearing assemblies bearing the load of the new bridge section, each bearing assembly comprising a part extending on the new section, a second part through which the bearing assembly is fixed to the already constructed bridge section and a central part between both parts.
  • the movable structure comprises adjustment means for each bearing assembly for orienting each bearing assembly such that the first part of the bearing assembly is not arranged substantially aligned with the web of the new bridge section, which allows having greater access to the formwork.
  • ES2357731 T3 discloses a movable structure comprising several bearing assemblies and cross beams fixed directly and respectively to the first part and to the central part of each bearing assembly, each cross beam bearing the weight of the formwork of the new bridge section. These beams have large dimensions given the heavy weight they must bear.
  • the object of the invention is to provide a movable structure for supporting a cantilever formwork of a new bridge section according to the claims.
  • the movable structure comprises at least two bearing assemblies suitable for bearing the weight of the new bridge section comprising at least two webs and a floor.
  • Each bearing assembly comprises a central part which is supported in a previously constructed bridge section, a first part extending on the previously constructed bridge section, being fixed to said previously constructed bridge section and a cantilever second part extending from the central part towards the new bridge section.
  • the movable structure further comprises a front bracing transversely coupled to the second part of each bearing assembly, and beams arranged substantially transverse to the formwork, suitable for supporting said formwork, the beams being suspended from the front bracing.
  • the structure further comprises at least two main tie beams each of which is arranged substantially aligned with the upper end of the corresponding web of the new bridge section and couples the corresponding beam which bears the weight of the floor and the webs to the bearing assembly.
  • the beam or beams which bear most of the weight of the new bridge section directly transfer the stresses to the bearing assembly through the main tie beams, the mechanical requirements for the front bracing therefore being lower.
  • An optimized structure in relation to dimensions that complies with the mechanical requirements is therefore obtained.
  • the structure can be formed in modules, allows varying the separation between bearing assemblies, thereby being adapted to different bridge sections with a minimum variation of elements.
  • Figure 1 shows a perspective view of a movable structure suitable for supporting a cantilever formwork of a new bridge section, which is not depicted, according to the invention.
  • Figure 2 shows another perspective view of the movable structure shown in Figure 1.
  • Figure 3 shows a side view of the movable structure shown in Figure 1.
  • Figure 4 shows a perspective view of the movable structure shown in Figure 1 , where a constructed bridge section and the formwork of a new bridge section are further shown.
  • Figure 5 shows a front view of the movable structure shown in Figure 4.
  • Figure 6 shows a perspective view of bearing assemblies comprised in the movable structure shown in Figure 1 and fixed to a constructed bridge section.
  • Figure 7 shows a detailed view of a coupling comprised in the movable structure shown in Figure 1.
  • FIGS 1 to 5 show a movable structure 1 suitable for supporting a cantilever formwork 40, shown in Figures 4 and 5, of a new bridge section 3 according to the invention.
  • the movable structure 1 is suitable for being fixed in a previously constructed bridge section 3', shown in Figure 4, while concreting the new bridge section 3, shown in Figure 5, and so forth until the bridge is completed.
  • the bridge sections 3,3' are substantially continuous and are arranged aligned with one another. Both the new section 3 and the previously constructed section 3' respectively comprise webs 5, 5', a floor 6, 6' and a deck 2, 2'.
  • each section 3,3' comprises two webs 5, 5' although in other embodiments each bridge section could comprise more than two webs.
  • the movable structure 1 comprises two bearing assemblies 10, suitable for bearing the weight of the new bridge section 3, a front bracing 20 transversely coupled to the bearing assemblies 10 and cross beams 4 arranged substantially orthogonal to the formwork 40, suitable for supporting said formwork 40 suspended from the front bracing 20.
  • Each bearing assembly 10 is arranged substantially longitudinally aligned with respect to the web 5' of the previously constructed bridge section 3'.
  • the webs 5, 5' are arranged substantially orthogonal to the floor 6, 6' and to the deck 2, 2', in other embodiments, the webs 5, 5' can be arranged forming an angle with respect to the deck 2, 2', in which case each bearing assembly 10 will be arranged aligned on the attachment of the respective web 5 with the deck 2.
  • the movable structure 1 comprises at least two main tie beams 7 each of which is arranged substantially aligned respectively with the upper end of the web 5 of the new section 3 of bridge.
  • Each main tie beam 7 is arranged substantially vertical, coupled to the front bracing 20.
  • the webs 5 are arranged substantially orthogonal to the floor 6 and to the deck 2, each main tie beam 7 therefore being arranged substantially aligned with the respective web 5.
  • the webs 5 can be arranged forming an angle with respect to the deck 2 in which case each main tie beam 7 will be arranged aligned with the upper end of the respective web 5.
  • Each main tie beam 7 couples the corresponding cross beam 4 to the corresponding bearing assembly 10, transmitting the weight of the floor 6 and the webs 5 to the corresponding bearing assembly 10.
  • the main tie beam 7 has a substantially rectangular section.
  • the cross beam 4 is a beam with a substantially l-shaped section, formed by two facing beams 4a, 4b with a substantially C-shaped section, as shown in Figures 1 and 2, one end of the main tie beam 7 being coupled between both beams 4a, 4b facing one another.
  • the movable structure 1 comprises two main tie beams 7, although in other embodiments it can comprise as many tie beams as there are webs in the bridge section.
  • the two main tie beams 7 are arranged substantially parallel to one another, separated a distance A, shown in Figure 5, said distance A being the mean distance between the webs 5.
  • the front bracing 20 comprises at least one lattice structure 21 and at least two reinforcements 23, the lattice structure being coupled to the reinforcements 23 and each main tie beam 7 being coupled to the corresponding reinforcement 23.
  • Each lattice structure 21 comprises cross bars 21 a arranged substantially parallel to one another intercalated with inclined bars 21 b coupled between two bars 21 a arranged substantially parallel to one another.
  • Each reinforcement 23 is arranged substantially orthogonal to the cross bars 21 a arranged substantially parallel to one another.
  • Each reinforcement 23 is arranged substantially aligned with the corresponding main tie beam 7.
  • Each reinforcement 23 has a substantially rectangular section.
  • the movable structure 1 comprises at least one auxiliary tie beam 7' which couples the corresponding cross beam 4 to the front bracing 20.
  • the auxiliary tie beam T is arranged at one end of the cross beam 4, substantially parallel to the main tie beam 7.
  • Each auxiliary tie beam 7' is coupled to an end of the cross beam 4, housed between the two beams 4a, 4b configuring each cross beam 4, and to a cross bar 21 a of the lattice structure 21 of the front bracing 20.
  • the formwork 40 shown in Figures 4 and 5 comprises a lower formwork 41 , an outer formwork 42 and an inner formwork 43, each of which is fixed to the corresponding cross beam 4 through respective hangers 44 arranged in a swing-like manner.
  • the lower formwork 41 bears the floor 6 and the webs 5 and is supported in transverse members 47, 48 shown in Figures 4 and 5, arranged substantially parallel to one another, substantially transverse to the bridge section.
  • the transverse members 47, 48 are attached to one another through longitudinal members, not depicted, arranged substantially longitudinal to the bridge section.
  • the weight of the floor 6 and of the respective webs 5, as well as of the lower formwork 41 is supported by the transverse members 47, 48.
  • One of the transverse members 47, arranged at a free end of the new bridge section 3 is fixed to the respective beams 4 of the movable structure 1 through the respective hangers 44.
  • a transverse member 48 is fixed directly to the floor of the constructed bridge section 3'.
  • the movable structure 1 comprises work platforms 46 supported by the members 47, 48 and by the beams 4.
  • each bearing assembly 10 comprises a central part 13 which is supported in a previously constructed bridge section 3', a first part 1 1 extending on the previously constructed bridge section 3' and a cantilever second part 12 extending from the central part 13 towards the new bridge section 3. Both the first part 1 1 and the second part 12 are coupled to the central part 13, each of them configuring with the central part 13 a substantially triangular structure. In the concreting position, each bearing assembly 10 is arranged fixed to the previously constructed bridge section 3' through the first part 1 1 .
  • the movable structure 1 can comprise more than two bearing assemblies 10 according to the number of webs 5 comprised in the bridge section 3.
  • the movable structure 1 comprises, in addition to the front bracing 20, a rear bracing 30 transversely coupled to the central part 13 of each bearing assembly 10.
  • the front bracing 20 and the rear bracing 30 are reinforced by means of longitudinal beams 35 which are coupled transversely to both bracings 20, 30, as shown in Figures 1 to 4.
  • the movable structure 1 comprises a coupling 45 shown in detail in Figure 7, through the reinforcement 23 and the main tie beam 7 which are coupled to the bearing assembly 10.
  • the second part 12 of the bearing assembly 10 comprises two walls 17 arranged substantially parallel to one another at one end 14, delimiting a cavity 18 where the main tie beam 7 is partially housed.
  • the coupling 45 also comprises at least one plate 26 which is fixed at one end to the reinforcement 23, the other end of the plate 26 being at least partially housed in the cavity 18 defined by the walls 17 of the second part 12, and a bolt 9 which fixes the plate 26 and the main tie beam 7 to the second part 12 of the bearing assembly 10.
  • the plate 26, each wall 17 and the main tie beam respectively include a hole which the bolt 9 goes through.
  • each plate 26 comprises at least one projection 27 extending substantially orthogonal and on which the corresponding lattice structure 21 is fixed.
  • the coupling 45 comprises two plates 26, each of which is fixed to the reinforcement 23, facing the corresponding wall 17 of the end 14 of the corresponding bearing body 10.
  • Each plate 26 shown in the embodiment includes two projections 27 arranged substantially parallel to one another, between which an end of the lattice structure 21 is bolted.
  • the coupling 45 comprises at least two anti-rotation members 8 shown in Figure 7, passing through the walls 17 and the corresponding plates 26 through respective holes 19, preventing the rotation of the front bracing 20 with respect to the respective bearing assembly 10.
  • the movable structure 1 comprises guiding means 37, shown in Figure 1 to 4 and 6, suitable for moving the bearing assemblies 10 together with the bracings 20, 30 and the formwork 40 in a guided manner once the new bridge section 3 has been concreted.
  • the guiding means 37 comprise rails 38 arranged substantially parallel to one another and fixed to the deck 2' of the previously constructed bridge section 3', and rolling elements 39 coupled to the central part 13 of each bearing assembly 10 and suitable for moving along the respective rail 38.
  • the movable structure 1 comprises anchoring means 36, shown in Figure 1 to 4 and 6, which fix each bearing assembly 10 to the previously constructed bridge section 3' and particularly to the deck 2' of said previously constructed bridge section 3', thereby preventing movements with respect to the rails 38 and overturning of the bearing assemblies 10 due to the load supported in cantilever in the concreting position.
  • the anchoring means 36 fix an end of the first part 1 1 of each bearing assembly 10 to the deck 2'. Both the anchoring means 36 and the rolling elements 39 are known in the state of the art, so it is not considered necessary to describe them in detail.
  • the movable structure 1 comprises operating means, not depicted, acting on each bearing assembly 10 for raising said bearing assembly 10 with respect to the rails 38 and for moving the bearing assembly 10 together with the bracings 20, 30 and the formwork 40. Therefore, in the concreting position, the anchoring means 36 keep the bearing assembly 10 fixed to the constructed bridge section 3', and the operating means keep the central part 13 of the respective bearing assembly 10 raised, separating the rolling elements 36 with respect to the corresponding rail 38. In this position, once the new bridge section 3 has been concreted and tensioned, the movable structure 1 has to be moved to concrete a new bridge section. To that end, first the rail 38 is moved to the new concreting position and is fixed to the bridge section previously concreted.
  • the operating means then lower the central part 12 of the respective bearing assembly 10 until it contacts the corresponding rail 38 again.
  • the anchoring means 36 of the bearing assembly 10 are released, allowing the operating means to move the respective bearing assembly 10 with the bracings, the beams 4 and the formwork 40 to the new forming position, again anchoring each bearing assembly 10 to the constructed bridge section through the anchoring means 36.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

La présente invention porte sur une structure mobile, laquelle structure est apte à supporter une ossature en porte-à-faux d'une nouvelle section de pont comprenant au moins deux lames et un plancher, laquelle structure mobile (1) comprend au moins deux ensembles de portée (10) comprenant une partie centrale (13) supportée dans une section de pont construite, une première partie (11) fixée à la section de pont construite, et une seconde partie en porte-à-faux (12) s'étendant à partir de la partie centrale (13) vers la nouvelle section de pont, un étançonnement avant (20) couplé de façon transversale à la seconde partie (12), et des entretoises (4) disposées sensiblement transversalement vis-à-vis de l'ossature, aptes à supporter ladite ossature suspendue à partir de l'étançonnement avant (20). La structure comprend au moins deux poutres de tirant principales (7), dont chacune est agencée de façon alignée par rapport à l'extrémité supérieure de la lame correspondante, et couple l'entretoise (4) portant le plancher à l'ensemble de portée (10).
PCT/EP2013/054020 2012-04-02 2013-02-28 Structure mobile apte à supporter une ossature d'une nouvelle section de pont en porte-à-faux WO2013149771A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BR112014017051-7A BR112014017051B1 (pt) 2012-04-02 2013-02-28 Estrutura móvel apropriada para apoiar uma cofragem de cantílever de uma seção de ponte nova
MX2014011952A MX2014011952A (es) 2012-04-02 2013-02-28 Estructura desplazable adaptada para soportar en voladizo un encofrado de un tramo nuevo de puente.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ESP201230505 2012-04-02
ES201230505A ES2424774B1 (es) 2012-04-02 2012-04-02 Estructura desplazable adaptada para soportar en voladizo un encofrado de un tramo nuevo de puente

Publications (1)

Publication Number Publication Date
WO2013149771A1 true WO2013149771A1 (fr) 2013-10-10

Family

ID=47827183

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/054020 WO2013149771A1 (fr) 2012-04-02 2013-02-28 Structure mobile apte à supporter une ossature d'une nouvelle section de pont en porte-à-faux

Country Status (6)

Country Link
BR (1) BR112014017051B1 (fr)
CO (1) CO7020889A2 (fr)
ES (1) ES2424774B1 (fr)
MX (1) MX2014011952A (fr)
PE (1) PE20142198A1 (fr)
WO (1) WO2013149771A1 (fr)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140284141A1 (en) * 2011-11-30 2014-09-25 Rubrica Ingenieria Y Arquitectura, S.L. Traveller for the construction of engineering works
CN105696473A (zh) * 2016-04-12 2016-06-22 中建二局第二建筑工程有限公司 挂篮单侧安装滑移系统及挂篮单侧安装滑移方法
CN105714683A (zh) * 2016-02-23 2016-06-29 中国水利水电第十一工程局有限公司 高排架现浇渡槽悬挂式贝雷架的安装和拆除方法
US9394705B2 (en) 2013-01-17 2016-07-19 Rúbrica Ingeniería Y Arquitectura, S.L. Movable centring for port platforms
CN106906750A (zh) * 2017-03-24 2017-06-30 中建三局基础设施工程有限公司 一种多功能跨铁路线平转桥梁合龙施工模架及其施工方法
JP2017150240A (ja) * 2016-02-25 2017-08-31 鹿島建設株式会社 移動作業車および構造物の施工方法
US9951485B2 (en) 2014-10-27 2018-04-24 Rubrica Ingenieria Y Arquitectura,S.L. Cart for building a bridge board forward progressive
CN107988922A (zh) * 2018-03-07 2018-05-04 山东博远重工有限公司 一种拥有底托防护横梁吊耳改进结构的挂篮车
CN108999095A (zh) * 2018-09-28 2018-12-14 广东博昊实业集团有限公司 一种多桁架式超宽型桥梁施工用挂篮
CN109778720A (zh) * 2019-03-18 2019-05-21 浙江兴土桥梁专用装备制造有限公司 基于挂篮施工的桥梁建设施工方法
CN110453612A (zh) * 2019-07-25 2019-11-15 陈艳龙 一种路桥施工用吊篮的防护装置
EP3715548A1 (fr) 2019-03-22 2020-09-30 Hünnebeck GmbH Système de structure porteuse pour la fabrication de bâtiments
CN113882281A (zh) * 2021-11-16 2022-01-04 中国建筑第四工程局有限公司 一种桥梁悬臂施工挂篮行走系统及操作方法

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CN109914244B (zh) * 2019-04-26 2023-12-05 四川路桥华东建设有限责任公司 一种适用于高塔钢混结合横梁钢结构安装及底、顶板混凝土浇筑的弱支架系统及其操作方法
WO2021064259A1 (fr) * 2019-10-04 2021-04-08 Rubrica Ingenieria Y Arquitectura, S.L. Chariot d'encorbellements successifs
CN117532624B (zh) * 2024-01-10 2024-03-26 南京东奇智能制造研究院有限公司 一种护栏板安装自动定位调准方法及系统

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JPH10298931A (ja) * 1997-04-28 1998-11-10 P S Co Ltd 張出架設作業装置
WO2009043750A1 (fr) * 2007-10-04 2009-04-09 Doka Industrie Gmbh Système de coffrage pour la construction en porte-à-faux de ponts
WO2010118773A1 (fr) 2009-04-15 2010-10-21 Vsl International Ag Chariot roulant en forme de portique et procédé

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DE1910197B1 (de) * 1969-02-28 1970-04-23 Dyckerhoff & Widmann Ag Verfahren zum Herstellen von laengeren Bauwerken,insbesondere Brueckentragwerken,im abschnittsweisen Vorbau und Vorbauruestung zum Ausueben des Verfahrens
JPH10298931A (ja) * 1997-04-28 1998-11-10 P S Co Ltd 張出架設作業装置
WO2009043750A1 (fr) * 2007-10-04 2009-04-09 Doka Industrie Gmbh Système de coffrage pour la construction en porte-à-faux de ponts
ES2357731T3 (es) 2007-10-04 2011-04-29 Doka Industrie Gmbh Sistema de encofrado para la construcción en voladizo de puentes.
WO2010118773A1 (fr) 2009-04-15 2010-10-21 Vsl International Ag Chariot roulant en forme de portique et procédé

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9683338B2 (en) * 2011-11-30 2017-06-20 Rubrica Ingenieria Y Arquitectura, S.L. Form traveller for the construction of engineering works
US20140284141A1 (en) * 2011-11-30 2014-09-25 Rubrica Ingenieria Y Arquitectura, S.L. Traveller for the construction of engineering works
US9394705B2 (en) 2013-01-17 2016-07-19 Rúbrica Ingeniería Y Arquitectura, S.L. Movable centring for port platforms
US9951485B2 (en) 2014-10-27 2018-04-24 Rubrica Ingenieria Y Arquitectura,S.L. Cart for building a bridge board forward progressive
CN105714683A (zh) * 2016-02-23 2016-06-29 中国水利水电第十一工程局有限公司 高排架现浇渡槽悬挂式贝雷架的安装和拆除方法
JP2017150240A (ja) * 2016-02-25 2017-08-31 鹿島建設株式会社 移動作業車および構造物の施工方法
CN105696473A (zh) * 2016-04-12 2016-06-22 中建二局第二建筑工程有限公司 挂篮单侧安装滑移系统及挂篮单侧安装滑移方法
CN106906750B (zh) * 2017-03-24 2019-01-25 中建三局基础设施工程有限公司 一种多功能跨铁路线平转桥梁合龙施工模架及其施工方法
CN106906750A (zh) * 2017-03-24 2017-06-30 中建三局基础设施工程有限公司 一种多功能跨铁路线平转桥梁合龙施工模架及其施工方法
CN107988922A (zh) * 2018-03-07 2018-05-04 山东博远重工有限公司 一种拥有底托防护横梁吊耳改进结构的挂篮车
CN108999095A (zh) * 2018-09-28 2018-12-14 广东博昊实业集团有限公司 一种多桁架式超宽型桥梁施工用挂篮
CN109778720A (zh) * 2019-03-18 2019-05-21 浙江兴土桥梁专用装备制造有限公司 基于挂篮施工的桥梁建设施工方法
CN109778720B (zh) * 2019-03-18 2020-11-06 浙江兴土桥梁专用装备制造有限公司 基于挂篮施工的桥梁建设施工方法
EP3715548A1 (fr) 2019-03-22 2020-09-30 Hünnebeck GmbH Système de structure porteuse pour la fabrication de bâtiments
CN110453612A (zh) * 2019-07-25 2019-11-15 陈艳龙 一种路桥施工用吊篮的防护装置
CN110453612B (zh) * 2019-07-25 2021-05-14 广东腾盛模架科技有限公司 一种路桥施工用吊篮的防护装置
CN113882281A (zh) * 2021-11-16 2022-01-04 中国建筑第四工程局有限公司 一种桥梁悬臂施工挂篮行走系统及操作方法

Also Published As

Publication number Publication date
CO7020889A2 (es) 2014-08-11
BR112014017051B1 (pt) 2021-09-21
PE20142198A1 (es) 2014-12-29
BR112014017051A2 (pt) 2017-06-13
MX2014011952A (es) 2014-12-08
ES2424774A1 (es) 2013-10-08
BR112014017051A8 (pt) 2017-07-04
ES2424774B1 (es) 2014-07-30

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