Open Access Open Access  Restricted Access Subscription Access

Pushover Analysis of Reinforced Concrete Structure Using Staad Pro

Neeraj Kumar, Rachana Bajaj, Kapil Soni

Abstract


With the gigantic death toll and property saw over the most recent few decades alone in India, because of disappointment of structures brought about by tremors, consideration is presently being given to the assessment of the sufficiency of solidarity in encircled RC structures to oppose solid ground movements. A 50-year old four story (8-sound and 3-outline) strengthened solid structure has been considered in this examination, which lies in Zone II, as indicated by IS 1893:2000 characterization of seismic zones in India. Brick work infills have been considered as non-basic individuals during this whole investigation. Inelastic static examination, or sucker investigation, has been the favored strategy for seismic execution assessment because of its straightforwardness. It is a static examination that straightforwardly consolidates nonlinear material attributes. Inelastic static investigation systems incorporate Capacity Spectrum Method, Displacement Coefficient Method and the Secant Method. The structure has been assessed utilizing Pushover Analysis, a non-direct static method, which might be considered as a progression of static examination did to build up a weakling bend for the structure. The structure is re-enacted in SeismoStruct Version 5.2.2 in the wake of being planned in STAAD. Pro v8i by considering M20 cement and Fe415 steel support. The sucker bend is produced by pushing the top hub of structure to the constraining relocation and setting proper execution criteria. The objective relocation for the structure is inferred by bi-linearization of the acquired sucker bend and consequent utilization of Displacement Coefficient Method as per ASCE 41-06. The investigation is then done for 150% of the determined objective dislodging for the structure to watch the yielding of the individuals and the sufficiency of the basic quality. The degree of harm experienced by the structure at the objective dislodging is viewed as portrayal of the harm that would be experienced by the structure when exposed to configuration level ground shaking.

Full Text:

PDF

References


Agarwal A. (2012): Seismic Evaluation of Institute Building, Bachelor of Technology Thesis, National Institute of Technology Rourkela.

Agarwal P., Shrikhande M. (2004):

Earthquake Resistant Design of Structures, PHI Publication.

Bodige N., Ramancharla P. K. (2012): Pushover Analysis of RC Bare Frame: Performance Comparison between Ductile and Non-ductile Detailing, Report No: IIIT/TR/2012/-1, Urban Safety of Mega Cities in Asia (USMCA)

Faella C., Martinelli E., Nigro E. (2002): Steel and concrete composite beams with flexible shear connection: ―exact‖ analytical expression of the stiffness matrix and applications, Computers & Structures - COMPUT STRUCT.2002.80 (11):1001-1009p.

Fardis M. N. (2009): Seismic Design, Assessment and Retrofitting of Concrete Buildings, Springer Publication.

Griffith M. C., Pinto A. V. (2000): Seismic Retrofit of RC Buildings - A Review and Case Study. University of Adelaide, Adelaide, Australia and European Commission, Joint Research Centre, Ispra Italy.

Goel R. K. (2008): Evaluation of Current Nonlinear Static Procedures for Reinforced Concrete Buildings, The 14th World Conference on Earthquake Engineering October 12-17, 2008, Beijing, China.

Kadid A., Boumrkik A. (2008): Pushover Analysis of Reinforced Concrete Frame Structures, Asian Journal of Civil Engineering (Building and Housing).2008.9(1):75-83p.

Krawinkler H., Seneviratna G.D.P.K. (1998): Pros and Cons of a Pushover Analysis of Seismic Performance Evaluation, Engineering Structures. 1998.20.452-464p.

Lawson R.S., Reinhorn A.M., Lobo R.F. (1994): Nonlinear Static Pushover Analysis -Why, When and How? Proceedings of the 5th US National Conference on Earthquake Engineering, Chicago.1994.1:283-292p.


Refbacks

  • There are currently no refbacks.