POWERED HAULAGE at Tower Rock Stone Company
Miner was loading muck pile with Cat 992G loader. Discovered a ""toe"" under the muck pile and was using loader to break out ""toe"". Drove loader into an area of ""toe"" that refused to move causing a very sudden and abrupt stop. This lurched the miner in his seat causing an acute neck and upper back strain.
U.S. Mine Safety and Health Administration