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Sectional beam synchronous and rapid erection construction method
The invention discloses a construction method for synchronously and quickly erecting segmental beams, which comprises the following steps of: sequentially and symmetrically assembling the segmental beams on the two sides of a first-span middle pier, and sequentially and synchronously assembling the segmental beams of a first-side pier; segmental beams on the two sides of the remaining middle piers of the first joint are sequentially and symmetrically assembled; the two pier top blocks on the transition pier are temporarily and fixedly connected into a whole, and then the segmental beams on the two sides of the transition pier are sequentially and symmetrically assembled; segmental beams on the two sides of the remaining middle pier of the second connection are sequentially and symmetrically assembled, and when the segmental beams on the two sides of the middle pier of the last span are assembled, the segmental beams of the tail side pier are sequentially and synchronously assembled; and the temporary consolidation between the two pier top blocks on the transition pier is relieved. According to the construction method, all the middle piers and the transition piers can adopt T-structure symmetrical suspension splicing construction, semi-suspension construction of the first-connection first-span and the last-connection last-span can be synchronously carried out with adjacent T-structure symmetrical suspension splicing construction, the construction efficiency can be greatly improved, the construction period and cost can be saved, and the construction method has universal applicability.
本发明公开了一种节段梁同步快速架设施工方法,包括以下步骤:依次对称拼装第一跨中间墩两侧节段梁,并依次同步拼装首边墩的节段梁;依次对称拼装第一联剩余中间墩两侧的节段梁;将过渡墩上的两个墩顶块临时固结为整体,然后依次对称拼装过渡墩两侧的节段梁;依次对称拼装第二联剩余中间墩两侧的节段梁,并在拼装末跨中间墩两侧的节段梁时,依次同步拼装尾边墩的节段梁;解除过渡墩上两个墩顶块之间的临时固结。上述施工方法,所有中间墩和过渡墩全部都可以采用T构对称悬拼施工,首联首跨和末联末跨的半悬挂施工可以与相邻的T构对称悬拼施工同步进行,可以大幅提高施工工效,节省工期和成本,且具有普遍适用性。
Sectional beam synchronous and rapid erection construction method
The invention discloses a construction method for synchronously and quickly erecting segmental beams, which comprises the following steps of: sequentially and symmetrically assembling the segmental beams on the two sides of a first-span middle pier, and sequentially and synchronously assembling the segmental beams of a first-side pier; segmental beams on the two sides of the remaining middle piers of the first joint are sequentially and symmetrically assembled; the two pier top blocks on the transition pier are temporarily and fixedly connected into a whole, and then the segmental beams on the two sides of the transition pier are sequentially and symmetrically assembled; segmental beams on the two sides of the remaining middle pier of the second connection are sequentially and symmetrically assembled, and when the segmental beams on the two sides of the middle pier of the last span are assembled, the segmental beams of the tail side pier are sequentially and synchronously assembled; and the temporary consolidation between the two pier top blocks on the transition pier is relieved. According to the construction method, all the middle piers and the transition piers can adopt T-structure symmetrical suspension splicing construction, semi-suspension construction of the first-connection first-span and the last-connection last-span can be synchronously carried out with adjacent T-structure symmetrical suspension splicing construction, the construction efficiency can be greatly improved, the construction period and cost can be saved, and the construction method has universal applicability.
本发明公开了一种节段梁同步快速架设施工方法,包括以下步骤:依次对称拼装第一跨中间墩两侧节段梁,并依次同步拼装首边墩的节段梁;依次对称拼装第一联剩余中间墩两侧的节段梁;将过渡墩上的两个墩顶块临时固结为整体,然后依次对称拼装过渡墩两侧的节段梁;依次对称拼装第二联剩余中间墩两侧的节段梁,并在拼装末跨中间墩两侧的节段梁时,依次同步拼装尾边墩的节段梁;解除过渡墩上两个墩顶块之间的临时固结。上述施工方法,所有中间墩和过渡墩全部都可以采用T构对称悬拼施工,首联首跨和末联末跨的半悬挂施工可以与相邻的T构对称悬拼施工同步进行,可以大幅提高施工工效,节省工期和成本,且具有普遍适用性。
Sectional beam synchronous and rapid erection construction method
一种节段梁同步快速架设施工方法
ZHOU PING (Autor:in) / XIA XI (Autor:in) / ZHAO XUN (Autor:in) / LIU JINGHONG (Autor:in) / GAO XINLIN (Autor:in) / LUO DONGCHUN (Autor:in) / GUO JIN (Autor:in) / SHI ZHAOMING (Autor:in) / LIU CHANGYI (Autor:in) / DU QUAN (Autor:in)
07.01.2025
Patent
Elektronische Ressource
Chinesisch
IPC:
E01D
BRIDGES
,
Brücken
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