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Additional Trade KIT
C-34 Pipeline
Contractors License and Performance Bonds

C34 – Pipeline Contractor

A pipeline contractor fabricates and installs pipelines for the conveyance of fluids, such as water, gas, or petroleum, or for the containment or protection of any other material, including the application of protective coatings or systems and the trenching, boring, shoring, backfilling, compacting, paving and surfacing necessary to complete the installation of such pipelines.

Authority cited: Sections 7008 and 7059, Reference: Sections 7058 and 7059 (Business and Professions Code)

Content of the Examination

The Pipeline (C-34) Examination is divided into four major sections. These sections are:

1. Estimating and Planning (29%)

  • Plans, specifications, and soil conditions
  • Field verification
  • Equipment and materials calculations
  • Removal and placement

2. Trenching and Excavation (25%)

  • Pre-construction verification
  • Excavation techniques and calculations
  • Backfill, compaction, and resurfacing
  • Demolition and removal

3. Pipeline System Installation (31%)

  • Water distribution systems
  • Sewer and storm drain systems
  • Electrical and communication systems
  • Petroleum and gas systems
  • Heavy equipment operation

4. Job Site Safety (15%)

  • Traffic control
  • Trench shoring and sloping
  • Confined spaces
  • Personal protective equipment
  • Equipment safety

*Percentages are approximate*

Test Site Policy
   This is a closed-book examination. No reference materials may be used during the examination. All materials brought to the examination site must be left in an unmonitored area at your own risk.

Test Strategy
   This is a multiple choice examination with four choices per question. Some questions require mathematical computation. Examination questions are written to provide only one BEST answer and are NOT written as trick questions.
   All correct answers have equal value and there are no score reductions for wrong answers. Therefore, all examination questions should be answered.
   Ample time is provided to answer all examination questions, so be sure to read each question and its four choices completely and carefully before selecting the BEST possible answer to the question.

Sample Questions

The following questions are typical of the types of items that are on the examination. The correct answer is highlighted.

1. When the soils report indicates that compaction of a trench will result in 10% less volume, what should be expected during backfill?

  1. Fill will have to be exported.
  2. Soil will have to be imported.
  3. Water will need to be added to increase compaction.
  4. More asphalt will be needed during resurfacing.

2. If a 12', 45-degree offset is required when laying a pipeline, how much extra pipe is required in order to avoid the obstruction?

  1. 5 lf
  2. 12 lf
  3. 16 lf
  4. 24 lf

3. According to OSHA, what should be the minimum distance between ladders inside a trench that is 4' or deeper?

  1. 25'
  2. 50'
  3. 75'
  4. 100'

*All questions are written and reviewed by licensed contractors who are actively working in the field*

Cal/OSHA Construction Safety Orders.
California Code of Regulations, Title 8,
Industrial Relations, Chapter 4, Subchapter 4,
Barclays Law Publishers,
P.O. Box 95767,
Chicago, IL 60694.
(800) 888-3600. FAX (415) 732-8875.
Building News, Inc.
1612 S. Clementine Street,
Anaheim, CA 92802.
(888) 264-2665.

Water Distribution Systems Handbook.
Larry Mays.
P.O. Box 552,
Blacklick, OH, 43004-0552.
(800) 262-4729.

Manual of Traffic Controls - Metric.
California Department of Transportation.
Publications Distribution Unit.
1900 Royal Oaks Drive,
Sacramento, CA 95815-3800.
(916) 323-5606 or (916) 445-3520.
FAX (916) 324-8997.

*Publisher information is current as of 03/02*

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