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C-23 Drilling Wells (2023-11-01)
A person who holds a classification C-23 license may install and repair water wells, pressure tanks, storage tanks and pumps by boring, drilling, excavating, casing, cementing, dewatering and cleaning to provide a supply of uncontaminated water.
45 Questions
70% Minimum Passing Score
1½ Hours
The reference material listed below was used to prepare the questions for this examination. The examination may also contain questions based on trade knowledge or general industry practices. Except for Code books, you can base your answers on later editions of references as they become available. For Code questions, the examinations will be based only on the edition of the Code book that is listed.
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Open Book These books are allowed while taking your test.
Closed Book These books are for pre-test study only and are not available for use during the test.
In Stock These books are currently in stock.
Out of Stock These books are currently out of stock.
Closed Book These books are for pre-test study only and are not available for use during the test.
In Stock These books are currently in stock.
Out of Stock These books are currently out of stock.
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Closed Book In Stock
Water Well Driller's Beginning Training Manual
3rd Edition
Publication Year: 1996
$36.50
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Closed Book In Stock
Code of Federal Regulations, 29 CFR Part 1926 (OSHA) 2025
Publication Year: 2025
$35.00
The OSHA 29 CFR 1926 Construction Regulations book offers convenient access to vital safety guidance for both employers and employees, aiding in the prompt identification of potential hazards on any job site. Its user-friendly design features a two-color layout, simplifying navigation and comprehension of regulations. It encompasses all 1926 regulations, along with 1903 regulations on inspections, citations, and penalties, as well as 1904 regulations concerning record keeping and reporting of occupational injuries and illnesses. Additionally, select 1910 regulations relevant to construction industries are included. The book highlights regulation changes between releases and provides easy-to-access OSHA interpretations, aiding in clarity and reference. Essential documents such as OSHA Form 300 and the Cancer Policy are incorporated. In-Cite Referencing to applicable 1910 regulations is provided for further context. Lastly, the book outlines the Most Frequently Cited Standards preceding relevant Subparts, enhancing its utility as a comprehensive safety resource.
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Closed Book In Stock
Manual Of Water Well Construction Practices, 3rd Edition
3rd Edition
$60.00
This is a third edition of a perennially best-selling manual, originally published in 1975 and revised in 1998 and 2017.
It is comprehensive in its scope of current well construction methods and designed to serve not only contractors, but also as a guideline for state well inspectors.
The most recent revision includes updates to practices in line with current industry standards.
