Wednesday, December 12, 2012

Drilling Update--Casing Installation and Air Hammer


On Monday, 320 feet of steel casing went straight down to the granite below the course.  I've been waiting to see how this was accomplished.  Each stick of steel is hoisted in place by the drill rig's winch system.  A tow strap is hooked to the pipe just below two metal ears that are welded in place.



One length of casing is set upon the previous one and they are welded together.  The pegs used to aid the winching are knocked off the pipe with a small sledge hammer and the casing is lowered into the well to await the next length of pipe.

It was obvious that the Stehly brothers have done this a time or two before.  Everyone helping was in sync and the pipe flew down the hole as fast as the welder could go.  The casing was pounded into place, into the granite rock below.  It will keep the clay from caving in and prevent contamination of the water that we hope to be pulling from over 1000 feet below the surface.  

Last I checked, about 11:30 am on Wednesday, the drill rig was at 510 feet and quickly making progress. We should reach our target depth within 3 days and watch water flow up from the ground.

Tomorrow, we will get to watch a rare occurrence; water falling down from the sky.  Forecasters are calling for up to one inch of rain over the next 48 hours.  

Let's hope we get both the water from above and the water from below as each one will be useful.


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