Feb 3, 2005 #1 MattR Geotechnical Joined Aug 22, 2000 Messages 5 Location US Looking for a ratio of internal vs external frictional capacity of driven pipe piles in a layered sand and clay. FHWA's Driven Pile Foundations has a blurb recommending 1/3 to 1/2 of the external capacity when a plug is not formed.
Looking for a ratio of internal vs external frictional capacity of driven pipe piles in a layered sand and clay. FHWA's Driven Pile Foundations has a blurb recommending 1/3 to 1/2 of the external capacity when a plug is not formed.