San Francisco : Architect and Engineer, Inc · leaf 332
l serve to stop the movements and abol-ish the threat to adjacent property. Theseare usually caused by water, imprisonedwithin the body of the hillside and actingas a lubricant to permit the slippage of one ^ 38 ► earth stratum upon another. A vast over-burden of earth thus moves downward onwhat… … *,^.3/<.-- nZ--^/ -jsU..^^^ V_.a-.6-* Sf^ch^ Left; Metal crib wall 30 feet high on San Bernardino-Lake Arrowhead Road. One of manyerected by the California High%vay Commission. Right: Plan of 30 foot metal crib wallshown in accompanying photo. prove ineffective. The remedy is found ina careful…
Architecture · Building
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