大縱坡與大橫坡40m箱梁架設(shè)的標(biāo)準(zhǔn)化施工技術(shù)

【摘要】本文采用了理論與實踐相結(jié)合的研究方式，重點分析了大縱坡與大橫坡箱梁施工的工藝原理、技術(shù)特點、施工難點，并以此為基礎(chǔ)提煉、總結(jié)了相關(guān)工程的技術(shù)流程與保障措施。能夠為相似工程箱梁的架設(shè)與安裝提供經(jīng)驗參考。

【關(guān)鍵詞】箱梁架設(shè)；大縱坡；大橫坡；支座安裝

【DOI編碼】10.3969/j.issn.1674-4977.2023.01.056

Standardized Construction Technology for Erection of 40 m Box Girder with Large Longitudinal and Cross Slopes

ZHANG Jing

（China Railway 22nd Bureau Group No.2 Engineering Co.，Ltd.，Beijing 100000，China）

Abstract：This paper adopts the research method combining theory and practice，focuses on the analysis of the construction of large longitudinal slope and large cross slope box girder technology principle，technical characteristics， construction difficulties，and on this basis，summarizes the technical process and safeguard measures of related projects. It can provide experience reference for the erection and installation of box girder in similar projects.

Key words：box girder erection；large longitudinal slope；large transverse slope；installation of support

1工程概述

江蘇南沿江城際高速鐵路NYJZQ-7標(biāo)段主要為橋梁工程，跨京滬高速公路特大橋和跨疏港公路特大橋。（剩余4728字）