Page 134 - Handbook GEOTEKNIK_Final_Neat
P. 134
Differential Settlement at Piled Culvert Differential Settlement at Bridge Approach
Final Profile
Settlement
Material : rc pile / spun pile, concrete slab &
steel bar Abutment
Design: settlement, gain capacity, transition
Parameters : WL, q, f , Q , Q , f , f , , A , A O.G.L. Long Term Profile
cu
a
u b s
b s
Require : Q u bearing /Q > 3.0 & Q u shaft /Q > 2.0
a
a
‘or’
Q u bearing + Q u shaft /Q > 2.5
a
Pile
Long Term
Profile
Pile Slab
2
Spacing = Pile Capacity
(Fill Weight+ Traffic load + Slab Self Weight)
118 PUBLIC WORKS DEPARTMENT MALAYSIA GEOTECHNICAL ENGINEERING HANDBOOK 119