A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Construction method of high-pressure jet grouting pile close to bridge pile foundation
The invention relates to a construction method of a high-pressure jet grouting pile close to a bridge pile foundation, which comprises the following steps of: collecting pavement geological data of a construction section, and designing a test scheme of a high-pressure jet grouting pile test section; according to the test scheme of the high-pressure jet grouting pile test section, a test pile is constructed, settlement and deep horizontal displacement data of an engineering simulation pile in the construction process and deep horizontal displacement and pore water pressure of soil around the test pile in the construction process are monitored, and monitoring data are obtained; monitoring data are analyzed, and a large-area construction scheme of the high-pressure jet grouting piles close to the bridge pile foundation is formulated; high-pressure jet grouting pile construction is conducted according to the high-pressure jet grouting pile large-area construction scheme; in the construction process, monitoring data of a monitoring instrument is dynamically tracked and analyzed, a data alarm system is established, and an alarm value is set; after construction is completed, data such as horizontal displacement data of the bridge bearing platform continues to be tracked and monitored; and displacement and settlement conditions of the road surface and the bridge bearing platform are ensured to be within a monitoring limitation allowable range.
本发明涉及一种临近桥梁桩基的高压旋喷桩施工方法，包括以下步骤：收集施工段路面地质资料，设计高压旋喷桩试验段的试验方案；并根据高压旋喷桩试验段的试验方案，施工试验桩，及监测施工过程中工程模拟桩的沉降和深层水平位移数据，施工过程中试验桩周边土体深层水平位移和孔隙水压力，得到监测数据；分析监测数据，制定临近桥梁桩基的高压旋喷桩大面积施工方案；根据高压旋喷桩大面积施工方案进行高压旋喷桩施工；施工过程中，动态跟踪及分析监测仪器的监测数据，建立数据报警系统，设定报警值；施工完成后，继续跟踪监测桥梁承台水平位移数据等数据；确保路表面及桥梁承台的位移及沉降情况在监测限制允许范围内。
Construction method of high-pressure jet grouting pile close to bridge pile foundation
The invention relates to a construction method of a high-pressure jet grouting pile close to a bridge pile foundation, which comprises the following steps of: collecting pavement geological data of a construction section, and designing a test scheme of a high-pressure jet grouting pile test section; according to the test scheme of the high-pressure jet grouting pile test section, a test pile is constructed, settlement and deep horizontal displacement data of an engineering simulation pile in the construction process and deep horizontal displacement and pore water pressure of soil around the test pile in the construction process are monitored, and monitoring data are obtained; monitoring data are analyzed, and a large-area construction scheme of the high-pressure jet grouting piles close to the bridge pile foundation is formulated; high-pressure jet grouting pile construction is conducted according to the high-pressure jet grouting pile large-area construction scheme; in the construction process, monitoring data of a monitoring instrument is dynamically tracked and analyzed, a data alarm system is established, and an alarm value is set; after construction is completed, data such as horizontal displacement data of the bridge bearing platform continues to be tracked and monitored; and displacement and settlement conditions of the road surface and the bridge bearing platform are ensured to be within a monitoring limitation allowable range.
本发明涉及一种临近桥梁桩基的高压旋喷桩施工方法，包括以下步骤：收集施工段路面地质资料，设计高压旋喷桩试验段的试验方案；并根据高压旋喷桩试验段的试验方案，施工试验桩，及监测施工过程中工程模拟桩的沉降和深层水平位移数据，施工过程中试验桩周边土体深层水平位移和孔隙水压力，得到监测数据；分析监测数据，制定临近桥梁桩基的高压旋喷桩大面积施工方案；根据高压旋喷桩大面积施工方案进行高压旋喷桩施工；施工过程中，动态跟踪及分析监测仪器的监测数据，建立数据报警系统，设定报警值；施工完成后，继续跟踪监测桥梁承台水平位移数据等数据；确保路表面及桥梁承台的位移及沉降情况在监测限制允许范围内。
Construction method of high-pressure jet grouting pile close to bridge pile foundation
一种临近桥梁桩基的高压旋喷桩施工方法
ZENG BO (author) / QIU WANQIN (author) / LIAO ZHAOHUI (author) / KANG GUILIANG (author) / PAN JIN (author) / YANG QIUYU (author) / CHEN XIAOLI (author) / ZHONG WEIXIONG (author) / LIU GUILUAN (author) / ZHENG TONG (author)
2023-10-13
Patent
Electronic Resource
Chinese
IPC:
E02D
FOUNDATIONS
,
Gründungen
High-pressure jet grouting pile foundation reinforcement construction method
| European Patent Office | 2022
Grouting construction method in pile foundation construction
| European Patent Office | 2021
High-pressure jet grouting pile construction method for road foundation
| European Patent Office | 2021