Another fine site hosted by Geoengineer.org. This site discusses Bimrocks, the “block in matrix” material that has frustrated engineers, geologists and contractors on many a project. If you’ve ever worked on a project that had material that was not quite soil, and not quite rock, check out this website, highly recommended.
Links
GEER: Geo-Engineering Extreme Events Reconnaissance
Extreme events engineering is an experience-driven field. Immediately following the occurrence of an extreme event (e.g., earthquake, tsunami, hurricane, landslide, or flood), perishable data that can be used to advance our understanding should be systemically […]
Standards and Codes
ASTM Updates September 2009
This post contains a summary of geotechnical, materials testing, geosynthetic and related testing standards that were updated by ASTM during the month of September. This month there were not as many updates as the last couple, but a few that caught my eye are a new standard for measuring geosynthetic-soil resilient interface shear stiffness, a revision to the standard practice for laboratories testing concrete and concrete aggregates for use in construction and criteria for laboratory evaluation and a revision to the standard for measuring slump flow of self-consolidating concrete.
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Herrenknecht
Herrenknecht is a manufacturer of tunnel boring machines and other tunnel construction technology products. Visit Herrenknecht