AASHTO WB-67 Semi-Truck Geometry & Paving Sizing Solver
Model Class 8 tractor-trailer swept path turning templates (AASHTO WB-67), required one-way drive aisles, 80,000-lb axle load crushed aggregate subbase thickness, and acreage stall yield.
⚙️ Parking Geometry & Vehicle Type
📊 Drive Aisle & Structural Pavement Specs
Required Drive Aisle Width
52 FT
Crushed Base
16" Base
Stall Yield
160 Stalls
Turning Radius
53.5 FT
One-Way Drive Aisle
52 ft one-way drive aisle for 60° angled WB-67 trucks
Heavy-Duty Subbase
16" crushed aggregate subbase + 4" asphalt surface
Net Lot Capacity
160 total 12x55 stalls on 5 acres (72% efficiency)