Open AccessThe quality evaluation of the grout in rock bolts based on the stress wave propagation
Author(s) -
Leilei Niu,
Wenchao Zhu,
Chao Qin,
Naiyuan Zhang
Publication year - 2021
Publication title -
iop conference series. earth and environmental science
Language(s) - English
Resource type - Journals
eISSN - 1755-1307
pISSN - 1755-1315
DOI - 10.1088/1755-1315/861/4/042066
Subject(s) - rock bolt , amplitude , attenuation , hammer , grout , waveform , stress wave , geotechnical engineering , acoustics , materials science , geology , seismic wave , structural engineering , mechanics , engineering , seismology , physics , optics , electrical engineering , voltage