Patent ID: 7735267

Claim:
A structural support member for use in a roof deck system supported on an upper surface of a roof deck support structure, comprising: a) a substantially vertical outer segment having a first end and a second end; b) a substantially horizontal lower segment having a first end connected to said outer segment and a second end; c) a substantially horizontal upper segment having a first end connected to said outer segment and a second end; d) a substantially horizontal intermediate segment having a first end connected to said outer segment between said upper segment and said lower segment and a second end; and e) a substantially vertical inner segment having a first end connected to said second end of said intermediate segment and a second end connected to said lower segment between said first and second ends thereof; f) wherein said upper segment, said intermediate segment, and said outer segment form a C-shaped cavity and the roof deck system comprises a barrier material, wherein said barrier material has an outer end that fills said C-shaped cavity; g) wherein said lower segment, said intermediate segment, said inner segment, and said outer segment form an enclosed substantially rectangular-shaped channel having a plurality of vent holes through said inner segment and said outer segment to allow moisture and volatile gases to escape from the roof deck; and h) wherein said lower segment is secured to the upper surface of the support structure and the roof deck system further comprises a metal deck having an outer end secured on said lower segment between said inner segment and said second end of said lower segment, wherein said barrier material is supported on said metal deck.