Patent ID: 7637329

Claim:
A method for drilling an auxiliary hole useful in wellbore drilling operations, the method comprising connecting a support frame to and above a drill floor of a rig, securing a mount structure to the support frame, connecting a drive apparatus to the mount structure, the drive apparatus including a drive unit movable with respect to the mount structure, connecting an auger apparatus to the drive unit, rotating the auger apparatus with the drive unit to drill an auxiliary hole, drilling the auxiliary hole with the auger apparatus, the auxiliary hole spaced-apart from a location of a main wellbore, removing the support frame, mount structure, drive apparatus, and auger apparatus from the rig upon completion of the auxiliary hole before drilling the main wellbore, and installing main drilling equipment on the rig for drilling the main wellbore wherein the mount structure includes a plurality of spaced-apart mount structure holes and the drive apparatus includes a plurality of corresponding drive apparatus holes, and a pin being insertable through one of the mount structure holes and an adjacent drive apparatus hole to releasably pin the drive apparatus at a desired angle to the mount structure, the method further comprising inserting the pin through a mount structure hole and an adjacent drive apparatus hole to hold the drive apparatus at a desired angle to the mount structure so that the drive apparatus is positioned for drilling the auxiliary hole at a desired angle in the earth.