Western Excelsior Corp.

Roctest is a world leader manufacturer of instrumentation used in civil engineering projects such as dams, tunnels and other large infrastructures, including tall buildings and mines. Roctest manufactures geotechnical and structural instruments for monitoring and […]

Designers and builders of all types of retaining wall structures (i.e., segmental block, reinforced slopes, soil/rock anchors, panel facing, and cast in place). Visit Walltek Design Build Inc.

A very nice collection of photos of geotechnical failures, geotechnical construction projects and methods. Put together by Ross W. Boulanger at UC Davis and James Michael Duncan from Virginia Tech, Blacksburg. Visit Geo Photo Album