The inspection and test plan is a project document that defines every quality check, test, and inspection required at each stage of construction. It identifies hold points where work must stop for approval, witness points where the client may attend, and records that must be completed. Understanding the ITP ensures that quality requirements are built into the work from the start, not checked as an afterthought. Failing to follow the ITP leads to defective work, costly rework, and potential structural failures.
Key Hazards
Defective work proceeding past mandatory inspection stages without approval
Non-compliant materials or workmanship discovered only after concealment
Incomplete quality records preventing certification and project handover
Structural or performance failures resulting from missed quality checks
Control Measures
Review the ITP for your work activity before starting and identify all inspection stages.
Understand which checks are hold points requiring approval before you can proceed.
Notify the supervising engineer in advance of every hold point and witness point in the programme.
Prepare the work for inspection by ensuring access, cleanliness, and all prerequisites are complete.
Complete all required quality records, test results, and photographic evidence at each inspection stage.
Do not cover, backfill, or conceal any work that is subject to inspection until approval is received.
Ensure all material certificates and delivery records are available for the inspector at each check.
Brief your team on the ITP requirements for each task during the pre-task planning meeting.
Maintain an accurate log of all inspections showing dates, outcomes, and any outstanding actions.
Remember
The ITP defines every quality check required at each stage of construction for your activity.
Hold points are mandatory stops — work must not proceed until the inspection is approved and signed off.
Quality records and photographs must be completed at every stage for the project handover file.
Covering work before inspection is one of the most costly quality failures on any construction project.
Material certificates must be available at inspection because traceability is a contractual requirement.
Understanding the ITP before you start means quality is built in, not inspected out after the fact.
Applicable Legislation: CDM Regulations 2015 · BS EN ISO 9001 (Quality Management) · Contract Specification Requirements