CFI's Driven Pile Academy: Hosted by the PDCA

Safety in Leads: Stress/Strain Analysis C A L C U L A T I O N P R E F O R M E D T O E N S U R E T H A T T H E H A MM E R , S E T U P , A N D P I L E N E V E R O V E R S T R E S S T H E L E A D S E T U P .

A F T E R M E C H A N I C A L E N G I N E E R R U N S T H E S T R E S S / S T R A I N A N A L Y S I S , R E S U L T S A P P E A R A S S E E N B E L O W … H O W D O Y O U R E A D T H E S E ?

Example #1: 4/12 batter with 25.5’ above boom point connector (B.P.C.) creates 27% of yield strength used by leads. Example #2: 4/12 batter with 49.5’ above boom point connector (B.P.C.) exceeds 60% of yield (safety factor exceeded - 0)