If you have perforated casing and the formation no longer produces enough, you must seal the open perforation with cement before you drill down to the next aquifer.
Drillers have a special talent for grabbing what’s on hand and innovating to get the job done. Such is the case with Hefty Drilling in Anchorage, Alaska.
Just after the National Ground Water Association’s Groundwater Week 2019 event in Las Vegas, Astec Industries Inc. announced plans to sell Enid, Oklahoma-based Gefco Inc.
As drilling professionals, we should encourage consistently safe behaviors from all drill crew members, tool pushers, foremen and even the company owner. One of the most effective ways to do this is to lead by example.