Average ultimate shaft friction in rock socket

Analysis and design of axially loaded piles in rock - ScienceDirect

21) Reduction factor of rock socket shaft friction (After M.J.

PDF) Skin friction on large-diameter piles socketed into rock

Empirical methods for determining shaft bearing capacity of semi-deep foundations socketed in rocks - ScienceDirect

Empirical Shaft Resistance of Driven Piles Penetrating Weak Rock

Empirical methods for determining shaft bearing capacity of semi-deep foundations socketed in rocks - ScienceDirect

Shaft friction design for piles in extremely weak to weak Mercia Mudstone - HS2 Learning Legacy

Presumed Allowable Shaft Friction between Rock and Concrete or

Model studies on effect of pseudo-rock-socket strength on resistance of friction-only piles - ScienceDirect

The will to survive

Standard Penetration Testing (SPT)

Model studies on effect of pseudo-rock-socket strength on resistance of friction-only piles - ScienceDirect

Shaft friction design for piles in extremely weak to weak Mercia Mudstone - HS2 Learning Legacy