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Details of Grant 

EPSRC Reference: EP/I020489/1
Title: The behaviour of semi-rigid through-diaphragm connection between steel I-section beams and tubular columns under monotonic and cyclic loading
Principal Investigator: Chan, Dr T
Other Investigators:
Researcher Co-Investigators:
Project Partners:
Arup Group Ltd Steel Construction Institute Tata Steel Limited
Department: Sch of Engineering
Organisation: University of Warwick
Scheme: First Grant - Revised 2009
Starts: 27 July 2011 Ends: 26 July 2013 Value (£): 102,798
EPSRC Research Topic Classifications:
Materials testing & eng. Structural Engineering
EPSRC Industrial Sector Classifications:
Construction
Related Grants:
Panel History:
Panel DatePanel NameOutcome
25 Nov 2010 Process Environment and Sustainability Announced
Summary on Grant Application Form
Employing a combined programme of full-sized testing and computational simulations this project will characterise the novel semi-rigid through-diaphragm connections between steel tubular columns and I-section beams. Open I-sections are the most common and efficient horizontal members to support the flooring system. The vertical members can either be open H-sections or tubular (structural hollow) sections. The latter has shown an increasing popularity due to its structural efficiency including high strength to weight ratio, high torisonal stiffness and pleasant appearance. In particular, circular and elliptical hollow sections possess inherent curvatures which allow architects to express the steel-framed buildings in a creative and exciting architecture in the built-environment. However, these advantages are often under-exploited due to the perceived difficulties on cost effective connections between I-beams and tubular columns. There is also a relative lack of design guidance in particular the reliability of semi-rigid connections under cyclic loading which will provide essential scientific information including energy dissipative behaviour for seismic design. New test and numerical results from this research for both monotonic and cyclic loadings will be used to prepare design rules for steel structures with sustainable credentials to be executed anywhere in the world. It will also help the UK to meet its strategy for sustainable construction.
Key Findings
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Further Information:  
Organisation Website: http://www.warwick.ac.uk