We currently tow a 31' (I just measured it) 5th wheel with an extended pin box. I can "almost" make a full lock 3.5 lane U-turn with it without tapping the back of the cab of our short bed F250 and th...
Mine is 36' and it takes every bit of 3.5 lanes. When possible I try to go around the block or find connecting driveways in parking lots or a really big lot like WalMart or mall etc.