A 30kN drop hammer was used to drive a R.C pile. It has free fall of 2.0 m.The average penetration recorded in the last few blows is 6mm/blow.

0

861views

A 30kN drop hammer was used to drive a R.C pile. It has free fall of 2.0 m.The average penetration recorded in the last few blows is 6mm/blow.

written 5.2 years ago by

teamques10 ★ 64k

modified 2.0 years ago by

Chandan15 • 300

Estimate the allowable load on pile according to Engineering news formula.

advanced geotechnical engineering

ADD COMMENT EDIT

1 Answer

0

38views

written 2.0 years ago by

Chandan15 • 300

• modified 2.0 years ago

Allowable Load on pile, $Q _{up}= {(WH)})/{(6(S + c))}$

Given Data:

W= 30KN ; H = 200cm; S = 0.6cm; c = 2.5cm

$Q_{up} = (30*200 )/(6*(2.5+0.6))$ =322.58KN

ADD COMMENT EDIT

Please log in to add an answer.