Q2: Abuilding is 20 × 32 m in plane. The total weight of the building is 150000KN.it will be built on a 10 m deep raft foundation as shown in figure:1. Calculate the net foundation150000 kNpressure.2. Calculate the final consolidationsettlements of this building.3. If the allowable settlement is 1 cmSand y= 16 kN/m³5mfor clay 2. Calculate the netfoundation pressure that would cause20:32 u5 mthis settlement.Clay 1 Yrat = 20 kN/m2e, = 0.8C, = 0.01 , C, = 0.045P. = 230 kPa10 mClay 2m, = 4. 10-$m²/kNY sar = 18 kN/m³10 mmmmm.Impermeable layerSome useful information's:Cv tTvd2Po+APCcHlog1+eFor N.C.C.Sefp.For O.C.C.P. + APif P. + AP < P. then Ser =CrHlog1+eif P. + AP > Þ.then use:CrHlog1+ePeP.P. + APСсHlogSer =Pe1+ePeO. C.R =P.TyForUav S 60%T 1.781 - 0.933 log (100 - Uay)ForUay> 60%

Given: A raft foundation covering an area of 20 x 32 m2 Depth=10 m Required: To determine(i) Net…

Some useful information's: Cv t Tv %3D d2 Po+AP Sef Cc Hlog 1+e For N.C.C. For O.C.C. Cr P. + AP if P. + AP S Pe then Sef = Hlog P. 1+e if P. + AP > Þe then use: Pe P. P. + AP. Pe Сс Cr Hlog 1 +e -Hlog 1+e Sef = %3D Pe O.C.R = P. Ty = Uav For Uav S 60% %3D T, 1.781- 0.933 log (100 - Uay) For Uay> 60%

Some useful information's: Cv t Tv %3D d2 Po+AP Sef Cc Hlog 1+e For N.C.C. For O.C.C. Cr P. + AP if P. + AP S Pe then Sef = Hlog P. 1+e if P. + AP > Þe then use: Pe P. P. + AP. Pe Сс Cr Hlog 1 +e -Hlog 1+e Sef = %3D Pe O.C.R = P. Ty = Uav For Uav S 60% %3D T, 1.781- 0.933 log (100 - Uay) For Uay> 60%

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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