EE STATED THAT HE WAS SHOCKED WHILE STANDINB BESIDE THE R/B IN ABOUT 2"" OF WATER. HE HAD HIS LEFT HAND ON AN INSTALLED ROOF BOLT, BUT WAS NOT TOUCHING THE ROOF BOLT MACHINE NOR THE ROOF BOLTER CABLE. HE COMPLAINED OF CHEST PAIN, WAS TRANSPORTED TO HOSPITAL. HE COULD NOT SEE A SPECIALIST UNTIL 7-18 & AT THAT TIME HE WAS RELEASED TO WORK.