Viaduct underpinning pile foundation construction method

ZHOU JIANJUN / LI FENGYUAN / LI ZHIGUO et al. | Europäisches Patentamt | 2020

External underpinning structure and method for open-cut tunnel to pass through single-pier viaduct

TENG JIANLONG / YANG RONG / GUO ZILIANG | Europäisches Patentamt | 2023

Prefabricated viaduct pier column

YUE MAOGUANG / SUN ZHIGUO / ZHANG ZHENWEI | Europäisches Patentamt | 2023

"Unconventional" Drilled Pier Underpinning

Lim, R. M. / Majchrzak, M. / ASCE; Geotechnical Engineering Division et al. | British Library Conference Proceedings | 1993

Viaduct pier dismounting device

MA CUIHONG | Europäisches Patentamt | 2021