National Driller July 2011

National Driller July 2011......Page 1
News and Notes at Press Time......Page 4
Contents......Page 6
Residential Geothermal
A Sign of the Times......Page 10
Pressure Tanks......Page 14
Drilling Firm Maintains
Its Growth Mode......Page 18
Regulators and Licensing......Page 22
A Timely Tribute to Tradespeople......Page 24
Drilled Shafts 101......Page 30
Revitalizing Existing Water Wells......Page 36
Slurry Wall for D.C. Hotel Project......Page 40
Hydraulic Fracturing – Is It Safe?......Page 42
A Game Changer for World Energy Production......Page 45
The Untapped Potential of
Your Trade Show Network......Page 47
Yes, Still More on Older Submersibles......Page 48
“Exhibitor’s Choice”......Page 51
A Parting Shot......Page 59
Thee Marketplace......Page 60
Back Cover......Page 76