PLATE 89 


A. Columbia Street, just south of Folsom Street, San Francisco. Slumping, depression, 
and furrowing of block pavement. H. 0. W. 
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ren & BS Bed 2 
C. Sixth Street, near Howard. Once occupied by marsh. Street dropt nearly 3 feet. 
Sidewalk held up by piling foundation of a building. H. 0. W. 





B. Bryant Street, near Fourth Street, San Francisco, Flexure of heavily ballasted car 
tracks in block pavement; an effect of sharp compression, H. 0. W. 

D. Looking along Dore Street, from Bryant toward Brannan. Undulating and fractured 
condition of pavement due to earthquake. Houses thrown off their underpinning and 
pitched out of the vertical. H. 0. W. 
