Roofing Requirments 2007
City of Arvada
720-898-7613
Roofing Requirments 2007
3 Tab-Laminate/Dimensional
Rake and drip edge metal required
Ice Barrier is required to at least 24 inches inside the exterior wall line of the building
Crickets are required for all chimneys, saddles (ridge side) 30 inches or wider
Step Flashing and proper counter flashing or method is required
All shingle shall meet ASTM 3161
20/12 slopes require special fastening is required
No T-locs are allowed
2/12 minimum pitch required for all asphalt strip shingles
90 pound for 1/12 and greater slopes
Tile
All tile are required to have a vertical bat system installed if a horizontal bat system is used
High wind instalation as specified by Manufacturer no less than six nails for asphalt
Ice Barrier is required Mid-roof required all bats lats and metal must be applied and must not be loaded
Reroofing
1 layer maximum for asphalt- no overlays
Wind load is 90-110mph
Commercial
Mid-roof/pre-roof required for all low slope roofs
A letter from manufacturers agent is required for final-not a warranty letter

