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Rockfall Mitigation on Highway US 12 by XICMEN is a document available to read on EtoBox.

The document summarizes a rockfall mitigation project along a 12-mile section of Highway US12 in Lewis County, Washington that experiences frequent rockfall. Janod Contractors used a combination of scaling, rock bolts, Maccaferri HEA panels attached to double twist mesh, anchors, and tag lines to minimize rockfall hazards. The basaltic andesite and dacite rock slopes ranged from 25 to 70 degrees and produced rockfall blocks up to six feet in diameter. The HEA panel system uses unique knots to allow for supe

Author
XICMEN
Language
EN