SLAB 

 0.9' « 0.2' 



-LIMITS OF 

 EXCAVATION 



UNEXCAVATED 



UNEXCAVATED 



LIMITS OF 

 EXCAVATION- 



'POST 

 1,5' EW 

 LO' NS 



VERTICAL 

 ^SECTIONS 



FT. PIERRE n 

 39ST2I7 

 OAHE RESERVOIR 



