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Drilled Shaft Inspection Class

Qualification Details

Written Exam Required.

Full Class Price:

Proficiency Exam Required.

Allowed up to 2.5 hours to complete the written exam.


Open Book Written Exam.

Class Duration:

Three Days

Class Objective:

To prepare the inspector to monitor and document drilled shaft operations resulting in safe foundation installation per the Contract Documents.

Subject Matter:

-Will familiarize the inspector with the terminology, equipment and process details pertaining to drilled shaft installation

-Will provide the inspector with the knowledge and understanding of Foundation Plans, Standard Specifications (Section 455), related Specifications, and related details of the Construction Project Administration Manual

-The course describes the inspector's role from step one of the Drilled Shaft Installation Plan to the final step of shaft installation and acceptance

-The course includes a review of the equipment used for all drilled shaft installation including miscellaneous shafts, methods of installation (dry, wet, temporary casing, and permanent casing); pilot holes and test holes; slurry and slurry testing; shaft bottom inspection; reinforcing steel and it's placement; concrete placement (tremies and pumps); load tests; tolerance; QC guidelines; acceptance; and pay quantities (homework and problems are included).

Initial Qualification Requirements:

-Pass Drilled Shaft Written exam
-Pass Drilled Shaft Proficiency exam
-Obtain on-site experience in which at least he/she has directly observed, inspected, and recorded the full installation of at least ten (10) shafts under the supervision of a CTQP qualified Drilled Shaft Inspector (DSI).
-At least five (5) of the drilled shafts inspected shall be on shafts constructed using the wet method. The CTQP qualified DSI shall include a note in the first page of the Drilled Shaft Excavation log as evidence for the required experience, indicating the name of the trainee and stating the trainee has inspected the full installation of the shaft.

Trainees must confirm work experience when taking the CTQP Drilled Shaft Inspector Exam or report work experience through the CTQP website (IA Re-qualification Program).


Re-Qualification Requirements:

-Pass Drilled Shaft Written Exam
-Written exam only, before expiration date.

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