Feb 4, 2008 #1 DashRock Civil/Environmental Joined Feb 4, 2008 Messages 1 Location US Looking for a maximum % grade for a WB-62 that will be backing up an elevated ramp (basically going in reverse, uphill). Can anyone point me in the right direction?
Looking for a maximum % grade for a WB-62 that will be backing up an elevated ramp (basically going in reverse, uphill). Can anyone point me in the right direction?