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CR-53 Water Well Drilling (2021-04-13)
This classification allows the scope of work permitted by the commercial C-53 Water Well Drilling and the residential R-53 Drilling licenses.
C-53 WATER WELL DRILLING: This classification allows the licensee to drill new water wells or deepen existing water wells by use of standard practices including the use of cable tools, compressed air percussion, rotary, air rotary, or reverse circulation rotary methods. Includes installing casing, gravel pack, perforating and sanitary seals. Repair existing wells by sand pumping, jetting, acidizing, swabbing, clean out, reperforating, swaging, installation of annealed lines, and the removal of debris.
Includes photographing interior of wells with appropriate equipment. Installation of jet and submersible pumps; electrical pump controls and wiring from pump equipment to first readily accessible disconnect; and water line to storage or pressure tank, not to exceed 50 linear feet. Use of a test pump to develop a new well, or repair an existing well, when provided in contract, is limited to 5 horsepower.
Installation of concrete pump bases not to exceed 50 squarefeet.
Installation of protective fencing when included in original contract.
R-53 DRILLING: This classification allows the licensee to install and repair of wells, including test boring, exploratory drilling and all materials and devices common to the industry.
Minimum Passing Score of 70%
Time Allowed - 75 Minutes
Closed Book These books are for pre-test study only and are not available for use during the test.
Publication Year: 2011
A major revision to WSC's Water Systems Handbook, a reference for water well construction and maintenance, has been completed! The new handbook includes up to date information on well construction, well components, questions and answers for self-testing, new graphics, and more safety information.
Short DescriptionThis book presents practices used in the design and installation of groundwater monitoring wells.
All Federal Construction Regulations (29 CFR 1926) are included in this “perfect bound” book in an easy-to-read, two-color layout.
All 29 CFR 1926 regulations for construction industry are included along with the following items:
29 CFR 1903 regulations covering inspections, citations, and penalties
29 CFR 1904 regulations covering recording and reporting occupational injuries and illnesses
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