JSTE_V3_N1_RP1
Comparative Analysis Of Elevated Water Storage Structure Using Different Types Of Bracing Patterns In Staging
Gaurav Atalkar
Anand Gharad
Journal on Structural Engineering
2320 - 2343
3
1
1
6
Elevated Water Tanks, Staging, Bracings, Base Shear, Displacement, Seismic Coefficient Method
From the very upsetting experiences of few earthquakes, like the Bhuj earthquake in India (DurgeshC. Rai 2003), R.C.C elevated water tanks were heavily damaged or collapsed. This might be due to lack of knowledge regarding the proper behavior of supporting pattern of the tank due to dynamic effect and improper geometrical selection of staging. The main aim of this study is (i) to understand the behavior of different staging, under different loading conditions (ii) to strengthen the conventional type of staging during earthquake. Seismic coefficient method, for five different types of bracing patterns, is applied to the staging of elevated circular water tank in zone IV, and is carried out using STAAD Pro. V8i. Comparison of base / storey shear and nodal displacements of the container of circular water tank for empty, half filled and full condition is done. Alternate diagonal bracing pattern for staging yields the optimum value of base shear and displacement, compared to other patterns that are studied.
March - May 2014
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