NSWC/WOLTR 77-90 



R - 



D - 0.61 



150 10.0 



t. 4.00 



2.00-1 



W'\^ 



R - 1.22 m 



D - 0.61 m 



iiLiZ*- 



120 leo 240 

 TIME luSEC) 



200 250 



160 200 



TIKI li,SEC) 



60 90 

 TIMI (»SEC) 



MTo 



FIG. 2.1 UNDERWATER PRESSURE-TIME SIGNATURES MEASURED ON 

 8-LB TESTS (HOB = 0.28m) 



