i, U. S, Oopl, of Agriculture 





J^^o„ 



i-> 



>o^<%>^oO^'%>o%^-^^o 0^ ^ 



Logarithmic DIAGRAM FOR USE In Des;qning Wooo-STAVE PIPE. Based on Formula: Q 1 .272D->H».-. 



, MO ,„„i H- ond velocity. V. For problems inTOlri„„ velociHM less than 0.7 foot per .s, 



.'iiinuluiiieoos viiliies of ijtiiintity. Q; dii»in<^"^^ of pipe. D; loss of head per 1, 

 more Ibnn 9.0 feet p 



