(P-7) Limited Sewer, Storm, and Water Contractor
Apply for the License
Plumbing & Pipefitting Work Licensing Unit
450 Columbus Blvd, Suite 801
Hartford, CT 06103
PSI Licensure: Certification
3210 E. Tropicana
Las Vegas, NV 89121
Phone: (855) 746-8171
|Subject Areas||# of|
|Excavation, Backfilling, and Compaction||12|
Total number of test questions:
Time allowed (hours):
In addition to the trade-specific examination, you are required to pass the Connecticut Business & Law Exam offered by PSI.
Books Allowed in the Exam
Code of Federal Regulations, 29 CFR Part 1926 (OSHA), GPO [or] (OSHA) Selections by PSI
International Plumbing Code [or] International Plumbing Code Commentary, 2012 or 2015, ICC
Books NOT Allowed in the Exam
Pipe and Excavation Contracting, 2011, Dave Roberts
Installation Guide for Ductile Iron Pipe, 2016, DIPRA
Concrete Pipe and Box Culvert Installation Manual, 2020, ACPA (all other versions superceeded. Link is to a mobile friendly version)
CBYD Excavation Manual
Fluid Power: Hydraulics and Pneumatics, 2009, James R. Daines
Available Study Materials
PSI OSHA Selections
Sample questions are based on the PSI publication titled “29 CFR PART 1926 Selections, as of June 2013” (hightlighted in green above).
This file contains approx. 800 sample questions.
REMINDER: PSI uses this book for many exams they offer. Not all sections of this code will apply to your exam.