Primary Framing

Primary frames are designed in accordance with the steel construction manual published by American Institute of Steel Construction (AISC).

Manufacturing dimensional tolerances are in accordance with the requirements of the Metal Building Manufactures Association (MBMA) of the USA; “Low Rise Building Systems Manual.”

Built-up sections are fabricated from hot rolled steel plates conforming to ASTM A 572M grade or equivalent with minimum yield strength of 345 N/Sq mm (50ksi)

Clear Span	Single Slope	Multi Span-2(MS-2)
Multi Span-2 (MS-2)	Single Slope (MS-I)	Roof Systme