GENERAL FORM OF 



SPUR DIKE USED ON 



UPPER AND LOWER 



OHIO RIVER 



1893-1901.. 



'- JL i J? -Uzri- 



-I U4- 



^* i 



ycw^7*%vrTtv^:^^5 



<; \-.-\\ W 



SECTION E-P 



DIKES FROM LEFT BANK 



NOTE: 



ALL BRUSH 13 UNDER 



LOW WATER. PILES 



ARE NOT USED WHERE 



ROCK BOTTOM 18 



CLOSE 



(To face p. 60.) 



