An inspection process that measures remaining material thickness in pipes, vessels, or structural components to detect corrosion or erosion. Subcontractors are often hired to perform these assessments using UT (Ultrasonic Testing) equipment. Results determine whether assets require repair, replacement, or continued monitoring.
Wall Thickness Assessment
Related Terms
Surface Alignment
IndustryThe process of ensuring above-ground equipment, piping, or structural components are precisely positioned and levelled before commissioning. Subcontractors are often responsible for completing alignment checks as a hold point prior to handover. Poor alignment can trigger costly rework and delay final sign-off.
Advanced Conductors
IndustryLarge-diameter steel casings driven into the ground before main drilling begins to stabilise the wellbore and prevent surface collapse. Subcontractors involved in conductor installation, welding, or pile-driving work are typically mobilised in this early phase. Securing this scope early can anchor longer project commitments on a well site.
CIP (Capital Improvement Program)
IndustryA planned cycle of major infrastructure upgrades or expansions at a facility, often releasing large volumes of subcontract work. For field service companies, CIPs signal sustained project pipelines worth pursuing long-term agreements for. Monitoring client CIP schedules helps subcontractors forecast workload and mobilise crews strategically.
Constructability
IndustryHow easily a design can be built efficiently using available crews, equipment, and site conditions. Poor constructability increases labour hours, rework, and cost overruns for subcontractors. Reviewing designs early helps field teams flag problems before mobilisation.
Metallographic Replication
IndustryA non-destructive field technique used to examine the microstructure of in-service metal components without removing them. Technicians apply a softened acetate film to a polished surface, then analyse the hardened impression under a microscope. Subcontractors use it to assess weld integrity, creep damage, or material degradation on piping and pressure vessels.
Capital Program
IndustryA planned set of major construction or infrastructure projects approved by an owner or operator for a defined period. For subcontractors, it signals sustained work volumes and long-term contracting opportunities. Aligning your capacity with a client's capital program can anchor your pipeline for months or years.
Latest Industry News
Statistical Tool for Wall Thickness Assessment Gets a Three-Part Deep Dive
Inspectioneering Journal launches a series on Extreme Value Analysis, offering mechanical integrity teams a statistical method for estimating true minimum wall thickness without expanding inspection scope.
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US Steel, USA Rare Earth, Array Technologies and four other manufacturers are pouring nearly $2 billion into new and expanded US facilities, creating fresh construction and skilled trade work across six states.
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Wood secured a five-year, $200 million construction services contract from ExxonMobil PNG covering brownfield work across the PNG LNG project's gas plants, pipelines, and well pads.
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