Secondary Framing System
Members which carry loads to the primary framing. In context to PEB, this term includes purlins, girts, eave struts, flange braces, etc.
![Picture](/uploads/2/6/4/2/26426659/7251727.jpg?92)
Purlins and girts are usually made of-
C Section - A member formed into a "C" shaped profile by cold roll-forming from coils.
Z Section - A member formed from coiled steel stock into the shape of a block "Z".
C Section - A member formed into a "C" shaped profile by cold roll-forming from coils.
Z Section - A member formed from coiled steel stock into the shape of a block "Z".
![Picture](/uploads/2/6/4/2/26426659/5724985.jpg?134)
Purlin -
A horizontal secondary structural member, bolted to the rafters, which transfers the roof loads from the roof covering to the primary frames.
A horizontal secondary structural member, bolted to the rafters, which transfers the roof loads from the roof covering to the primary frames.
![Picture](/uploads/2/6/4/2/26426659/233464.jpg?110)
Eave Strut -
A structural member, located at the eave, used for supporting the roof panels and the wall panels.
A structural member, located at the eave, used for supporting the roof panels and the wall panels.
![Picture](/uploads/2/6/4/2/26426659/9019458.jpg?111)
Girt -
Secondary horizontal member attached to the main frame columns.
Girts normally support wall panels.
Secondary horizontal member attached to the main frame columns.
Girts normally support wall panels.
![Picture](/uploads/2/6/4/2/26426659/5168777.jpg?131)
Brace Rods/Cables -
Rods or cables placed diagonally in the roof and walls for the purpose of transferring wind loads to the foundations and longitudinally stabilizing the building.
Rods or cables placed diagonally in the roof and walls for the purpose of transferring wind loads to the foundations and longitudinally stabilizing the building.