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C-23 Drilling Wells (2021-08-19)

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.

These products apply to test outline dated 2021-08-19

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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.

  • Open Book

    Blank Quick Reference Tabs

    $11.19

  • Closed Book

    Manual Of Water Well Construction Practices

    2nd Edition
    Publication Year: 1998

    $50.25

    Four years in the making, this book is a revision of a document originally written under contract for the U.S. EPA. Comprehensive in its scope of current well construction methods, it is designed to serve not only contractors, but also as a guideline for state well inspectors.

  • Open Book

    Nevada Adminstrative Code 534: Water Wells

    $13.25

  • Closed Book

    Water Well Driller's Beginning Training Manual

    3rd Edition
    Publication Year: 1996

    $36.50

  • Closed Book

    Code of Federal Regulations, 29 CFR Part 1926 (OSHA) 2021

    $26.78

    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
    OSHA keyword dictionary
    Easy to find OSHA interpretations