Therefore steel bar joists or also known as open web steel joists for framing floors and roofs offer many advantages when compared to a wood truss or steel beam system.
Steel bar joist roof.
Typically used in non residential construction steel joists and joist girders provide an economical system for supporting floors and roofs.
Metal bar joists vary in depths and shapes therefore attaching the insulation to the bar joist building can prove to be limited in comparison to a common metal building.
K joists are used typically where shorter span conditions are required.
Open web steel joists are an engineered truss like construction component used to support loads over short and long spans alike.
Joist girders serve as primary framing members with simple spans to support concentrated loads for a roof or floor system.
K series bar joists are designed for use typically with lighter loads and are most common in roof design.
For floors concrete is typically poured over the decking.
Decking is made by forming and coating sheet steel.
Bar joist buildings are often times insulated on the underside of the roof deck to increase the building s energy efficiency.
New millennium produces roof form and composite floor decking as well as specialty profiles dovetail deep deck and bridge deck.