Data
New Construction

Structural Systems for Roofs

These reports show market demand data for residential new home building products, average per-home purchase data, market size, and a five-year forecast for the new residential construction industry. The Structural Systems for Roofs report contains a summary of purchase volume in units for a variety of roof framing, roof rafter, and roof truss materials in each of the 50 states. Market shares are also reported separately for Single Family Detached homes for each of 32 geographic areas of the United States and Multifamily dwellings for each of the nine Census Divisions. Product categories reported include:

ROOF SHAPE
  • Gable
  • Hip
  • Gambrel
  • Flat
  • Other
ROOF PITCH
  • Flat to ½ / 12
  • ½ / 12 TO 4/12
  • 5/12 or 6/12
  • 7/12 or 8/12
  • 9/12 or 10/12
  • 11/12 or greater
Average Roof Slope(Inches Rise per Foot Run)

CEILING TYPE
  • Cathedral
  • Flat
TYPE OF ROOF FRAMING
  • Rafters
  • Trusses
  • Truss / Rafter combination
  • Structural Insulated Panels
  • Beam & purlin
  • Other

TYPE OF ROOF FRAMING – TRUSS / RAFTER COMBINATION DISTRIBUTED

  • Rafters
  • Trusses
  • Structural Insulated Panels
  • Beam & purlin
  • Other
 
ROOF RAFTER MATERIAL
  • Lumber
  • I-joists
  • Steel
ROOF TRUSS MATERIAL
  • Lumber (standard)
  • Lumber (raised heel or energy truss)
  • I-joists
  • Steel
SPECIES OF ROOF RAFTER
  • Southern yellow pine
  • Douglas fir or hem-fir
  • Spruce / Pine / Fir
  • Treated lumber
  • Other
  • Don't know
SPECIES OF ROOF TRUSSES
  • Southern yellow pine
  • Douglas fir or hem-fir
  • Spruce / Pine / Fir
  • Treated lumber
  • Other
  • Don't know