Covers inspections from fabrication to start up. Inspectors provide services ranging from individual piping or equipment fabrication to major expansions and revamps. They ensure compliance by utilizing sound engineering and inspection practices. Inspectors work in conjunction with vendors to maintain continuity and scheduled completion. They also review job specifications, drawings, material data reports, welder qualifications, and procedures. During fabrication and erection, inspectors verify materials, dimensional layout, weld alignments, welding, and radiographic review.