50 sq. ft.
400 cubic ft.
4' wide door
100 file boxes or
2 motorcycles or
5 pieces of furniture

100 sq. ft.
1000 cubic feet
contents or a 15' moving truck or
200 file boxes or
one bedroom apt. or
3 or 4 motorcycles or
building materials or
2 office contents

150 sq. ft.
1350 cubic ft.
contents or a 20' moving truck or
contents of a small house or
small vehicle or
carpet rolls or
building materials or
contractors warehouse