NDT inspection cost in Groton: Phased Array Ultrasonic Testing rates
Field-anchored pricing guide for PAUT (Phased Array Ultrasonic Testing) and the other five common NDT methods in Groton, CT. Rates are quoted in USD per hour and reflect the Tier-3 labour band that applies across northeast markets.
Electric Boat SUBSAFE work is the gold standard for NDT traceability — every UT and PT record has to defend against the Navy's most rigorous program audit.
Low band
$360
per hour · routine scope, full-day crew
Typical
$653
per hour · most jobs land here
High band
$1170
per hour · turnaround / night shift / rope access
Encoded, imaged weld inspection per ISO 13588 and ASME Section V Mandatory Appendix.
PAUT carries a premium over conventional UT for equipment cost, procedure development, and Level II PAUT-credentialed technician availability. It often substitutes for RT — eliminating exclusion zones and night work — so on a per-weld basis it can come out cost-neutral or favourable.
Groton's industrial substrate — Submarine construction, USN submarine base, Pharmaceutical manufacturing — pulls NDT scopes onto recurring sites including General Dynamics Electric Boat and Naval Submarine Base New London. The local contractor pool prices against NAVSEA SUBSAFE acceptance criteria, which requires Level II / III certified personnel and traceable instrument calibration. That floor — not raw wage data — is what sets the band.
The Tier-3 multiplier (×0.90 applied to the national PAUT base band) accounts for local cost of living, procurement competition, and the documentary overhead that NAVSEA SUBSAFE imposes. PAUT programmes in Groton have historically clustered around the typical rate of $653 per hour, with turnaround and outage premiums pushing toward the high band.
Recurring industries pricing against this band:
Named operators / sites: General Dynamics Electric Boat, Naval Submarine Base New London.
Crew rotation length
Multi-day mobilisations in Groton amortise travel and per-diem across more billable hours, lowering the per-hour rate. Single-day call-outs sit at the high band.
Access and rigging
Rope access, scaffold, or confined-space entry add 15–35% to the base rate. Submarine construction sites in Groton often require all three.
Shift premium
Night shift, weekend, and turnaround windows in Groton typically carry a 25–40% premium on the base hourly rate.
Acceptance criteria
NAVSEA SUBSAFE acceptance criteria require Level II / III sign-off, which prices above structural-weld AWS D1.1 work.
Equipment specification
Procedure development and PAUT-Level II tech availability drive cost. RT-substitution often nets cheaper at program level.
Programme volume
Multi-asset programmes at sites like General Dynamics Electric Boat typically negotiate volume discounts of 8–15% off the typical rate.
Mobilisation distance
Remote northeast sites add a per-trip mobilisation charge ($350–$1,500 depending on travel distance from Groton).
Documentation depth
Full digital scan packages with audit-grade traceability cost 10–20% more than basic written report deliverables, and are required at NAVSEA SUBSAFE sites.
- 1.Plan PAUT scopes against the northeast turnaround calendar to avoid rush premiums.
- 2.Batch multiple assets at the same site (e.g. General Dynamics Electric Boat) to amortise mobilisation across more billable hours.
- 3.Provide detailed component specs and accessibility info up-front — vague RFPs price high to absorb uncertainty.
- 4.Standardise on a single contractor for programme work; spot-buys carry a 10–20% premium.
- 5.Where PAUT is interchangeable with another method (RT ↔ PAUT, MT ↔ PT), price both before committing.
- 6.Verify Level II / III currency before quote — re-mobilisation for an expired cert is unbillable to the asset.
- •Code-case RT substitution on pipeline girth welds
- •Critical-weld inspection on heavy-wall vessels
- •Encoded corrosion mapping (C-scan)
Method
Phased Array Ultrasonic Testing
Abbreviation
PAUT
Labour band
Tier 3 (×0.90)
Code authority
NAVSEA SUBSAFE
Get a quote
Post a PAUT scope and receive parallel quotes from certified Groton providers.
Request a quotePricing caveat
The numbers above are field-anchored ranges, not a quote. Actual Groton rates vary with scope, accessibility, shift, and contractor utilisation. Always solicit at least three quotes before committing programme spend.