- 25 2 The Two Span Bridge Is Subject To The Seismic Lateral Shown Three Square Columns Are Made Of Reinforced Concrete 1 (68.08 KiB) Viewed 57 times
25% 2- The two-span bridge is subject to the seismic lateral shown. Three square columns are made of reinforced concrete
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25% 2- The two-span bridge is subject to the seismic lateral shown. Three square columns are made of reinforced concrete
25% 2- The two-span bridge is subject to the seismic lateral shown. Three square columns are made of reinforced concrete with an Ec = 3,900,000 psi and moment of inertia of 1 = 120,000 in each. The columns 2 & 3 are fixed at tops and bottoms (rigid concrete slab and hard soil) while column 1 is assumed to be pinned at the bottom (presence of soft soil) and fixed at the top. RIGID CONCRETE ORIDGE SLAB 160 Kips COLUMN COLUMN 2 COLUMN 3 24 FT 50F1 SOIL 2008 a) Calculate the total (equivalent) stiffness for the system b) Calculate the resisting force that will be carried by each column