try this website it may help......
http://www.123engineering.com/structural_steel_erection.htm
there are many ways that structual steel can lead to failure. the way it comes out of the steel mills during pouring and casting, tensile strength in bolts, wrong sized steel use due to miss calculated arcit. and structual design not being over-rated, missed steps in erection in structure or rebar such as cad-welding versus tie-wire. unsat. weld missed by the inspectors. there is so many reasons why a structual steel building has failures. my experience is about 75% of the time is carelessness, to big of a rush by everyone and the sub-contractors know it but higher above play it off.
Construction of the sub-structure. The frame.
500W in steel bar means this steel yields 500MPa strength
Here are the some companies that specialize in steel buildings construction TataBlueScope Steel SCentre Infra Zamil Steel Pristine Steel Building Multicolor Steel These are The Companies Have Built a Strong Reputation Based on Their Expertise, Quality, and Commitment to Delivering Reliable Steel Building Solutions.
how calculate steel in concrete
Steel erection means the construction, alteration or repair of steel buildings, bridges and other structures, including the installation of metal decking and all planking used during the process of erection
Erection of multi-storey frame building, Erection of tall steel structures
Labor materials
Morris lowire who now owns and runs a steel erection company called ses (southern erection services)
structral formula germanium dioxide
Of its oral, its a blowjob
With thousands of railroad and highway bridges needing repair, the outlook for the structural steel erection industry was strong, particularly with the likely passage of the TEA-21 Reauthorization Bill,
It's talking about an erection. "Suckin those cheeks, Get the blue steel, Walk it off baby you know the deal"
Fred R. Beckmann has written: 'Steel bridge erection practices' -- subject(s): Bridges, Design and construction, Iron and steel Bridges
Pitt-Des Moines Steel Service Centers Inc., which was sold to Reliance Steel and Aluminum Co. in 2001. Operating as a subsidiary of Reliance, Pitt-Des Moines reported revenues of $215 million in 2001
Safe elevators made it practical to build taller structures, and cheap steel provided architects with a way to support taller buildings without relying on thick, windowless walls of masonry.
A drug induced erection.