San Francisco : Architect and Engineer, Inc · leaf 362
at the remedy in the case ofbridges is harder to apply because of thegreater relative cost. However, the maintenance of old weakstructures is a condition which, if not remedied,has more sinister possibilities than the mainte-nance of narrow roadways or inadequate road-beds. Usually, it is possible… … An old timber truss bridge that collapsed under atruck and trailer loaded with a power shovel, bothvehicles being considerably over the postedweight linnit. The truck and fallen span lie inshallow water. FEBRUARY, 1941
Architecture · Building
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