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Risk Assessment and Security for Pipelines, Tunnels, and Underground Rail and Transit Operations
book

Risk Assessment and Security for Pipelines, Tunnels, and Underground Rail and Transit Operations

by Anna M. Doro-on
June 2014
Intermediate to advanced content levelIntermediate to advanced
414 pages
14h 2m
English
CRC Press
Content preview from Risk Assessment and Security for Pipelines, Tunnels, and Underground Rail and Transit Operations
366Risk Assessment and Security
of the ber-based BOTDR sensors to detect soil strains (Klar and Linker 2009).
e proposed detection system is based on wavelet decomposition of the BOTDR
signal followed by a neutral network (Klar and Linker 2009). Further research
stages, and in particular eld validation tests, are still required before such a system
could become fully operational (Klar and Linker 2009).
Currently, tunnel detection technology risks (Shi 2011) include the following:
(1) GPR may be ineective in many urban environments; (2) unfavorable geophysi-
cal/geological conditions may limit detection; and (3) depth/dimensions of tunnels
are highly variable, with small footprint. For future plans in detecting illegal tun-
nels, the followi ...
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Publisher Resources

ISBN: 9781466569324