The Christ Church City Council has issued a notice banning entry to over 500 homes because of risks associated with rockfall, landslides, cliff collapse and other geotechnical problems exacerbated by recent earthquakes. [Source: Scoop News]
Miscellaneous
Jonathan Bray discusses geotechnical engineering and earthquakes
This is a really great little article that interviews Jonathan Bray, professor of civil engineering at Berkley. He describes geotechnical engineering for the layman as well as modern day earthquake engineering. He also briefly discusses […]
Standards and Codes
ASTM Updates for April 2011
It’s that time again. Here are a collection of changes/additions to ASTM standards that are relevant to geotechnical engineers, soils labs, CQA firms and related disciplines. There are a couple of interesting new standards available. D7698 is a new procedure for estimation of in-place density and water content of soil and aggregate by correlation with complex impedance. I’m not eactly sure what that is, but it sounds cool. There is also a new standard (D7702) that provides guidance for the evaluation of direct shear results involving geosynthetics. Read on for these and other updates.
Standards and Codes
Arizona DOT Posts New Geotechnical LRFD Policy Memos
The Arizona DOT has posted three new LRFD geotechnical policy memoranda and revised three others. Use of LRFD or Load and Resistance Factor Design is now mandatory on all federally funded roadway projects and agencies […]