Labeled as device for allowing vehicles to drive over a pipe.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...r_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net..._driveover.jpg
Previously:
https://www.homemadetools.net/forum/...900#post133596
https://www.homemadetools.net/forum/...427#post131603
https://www.homemadetools.net/forum/...431#post122276
https://www.homemadetools.net/forum/...824#post100116
