Useful Information

Measure
Value
Design Wind Speed
90 mph
Frost Depth
24 inches
Ground Snow Load
30 psf
Guardrail Height
Minimum 36 inches
Handrail Height
34 to 38 inches
Quiet Hours for Construction
6 p.m. - 7 a.m.
Residential Stairs
Maximum riser: 8 1/4 inches
Maximum tread: 9 inches
Seismic Design Category
B
Water Line Depth
30 inches below final grade