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
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