NY Well Driller case studies
NY Well Driller · Put your knowledge to work in context.
The New York Water Well Driller Certification Exam is the assessment that New York State uses in connection with the certification required to drill, deepen, and decommission water wells professionally in the state. It is aimed at working drillers, drilling company owners and supervisors, and people entering the trade who need to demonstrate competence before offering well construction services to the public. The NY Well Driller case studies are 5 cases and about 2,686 words.
1Road Salt, Fractured Bedrock, and a Replacement Well
A homeowner in Sullivan County has a 40-foot dug well that tests positive for total coliform and shows chloride of 120 mg/L. The house sits on a 1.5-acre lot; the town road is 80 feet north, the septic absorption field is 60 feet south, and the property line is 25 feet east.
524 words, about 3 min2Flowing Artesian Well in Glacial Sand and Gravel
A new 6-inch PVC well is planned for a lakeside cottage in Cayuga County. Test boring shows 4 feet of topsoil, 28 feet of fine-to-medium sand, then 30 feet of gravel, then shale.
443 words, about 2 min3Iron Bacteria and Shock Chlorination After Development
After drilling a 300-foot, 6-inch bedrock well in Dutchess County, the driller develops it by air-lifting for two hours. The yield is 12 gpm with a pumping level at 150 feet.
593 words, about 3 min4Abandoning a Dug Well and a Flowing Test Hole
A property in Monroe County is being redeveloped. The site has a 36-inch-diameter hand-dug well, 22 feet deep with a brick liner, and a 2-inch steel test hole drilled to 90 feet that flows about 1 gpm at land surface.
558 words, about 3 min5Stuck Pump, Wet Pit, and Unsafe Pulling
Lawrence County, a two-person crew is pulling a 2-hp submersible pump from a 300-foot, 6-inch well. The pump is stuck at 280 feet.
568 words, about 3 min