David Alderson

Non-Destructive Testing Professional- NDT Engineer

ASNT Level III RT, UT, PT, MT, ET, VT, CWI & IRRSP

Professional Summary

Aerospace experience began in 1978 performing maintenance, quality control and quality assurance inspections on military aircraft structural, mechanical and pneudraulic aircraft systems. Aerospace Welder certified in 1988.

Non-Destructive Testing, Evaluation & Inspection (NDT, NDE, NDI) certified since 1982 in RT, UT, ET, MT, VT and PT methods.

Heavy Industry, since 1995, (Railroad, Construction, Petrochemical, Power Generation, Pipelines, Oil Fields, and Ships). CWI and NDE consulting and inspections of full penetration welds, castings, extrusions, and forgings. Field service testing for new construction and in-service process equipment. Collected baseline data for corrosion/erosion trend rates for pressure piping and vessels. Special inspections for fabrication shop assemblies, beams, trusses, high strength bolting and steel erection.

Employment History

Director of Training Western States- Applus RTD, Bakersfield, CA

2011-Current ASNT Level III, CWI, QA/QC Auditor, Teacher Multi Methods

Director of Training & Inspection Non-Destructive Testing- Midwest Inspection-Perryton, TX

2010-2011 ASNT Level III, CWI, Corporate Trainer/QA/QC Auditor & RSO

Managing Director of Non-Destructive Testing – Halo X-ray Testing & Consulting- Las Vegas, NV

2004-2010 ASNT Level III, CWI, RSO & Instructor

Nuclear Plant, QA/QC, NDT/NDE Level III – USA and South Korea

Various Contracts 2001-2004

NDT Level III (Inter-Company), Mil-Std-2132 Examiner, MQS Inspection, St. Louis, MO

1995-2001

QA Specialist, NDT Level II, Structural Modification Technician- Lockheed Martin

Various contracts 1987-1995

Senior Chief Petty Officer E-8 - United States Navy- NDT Level II, Structure/Hydraulic Technician

Active Duty 1977-1987 Reserves 1987-2005 Retired.

Selected Projects

• US Navy Base Construction Project: CWI and UT level III consultant on critical structural welded assemblies. Discovery of substandard weld quality and subsequent forensic evaluation for quantitative data for the determination of repair and reinforcement requirements affecting 1200 feet of welded joints.

• Grand Canyon Sky Walk: RT level III consultant for litigation of condition of welding for the primary structural support frame.

• City Center, Las Vegas: GPR, CWI and UT level III hired by MGM as independent consultant for resolution of inspection deficiencies of various special inspection agencies.

• Stratosphere, Las Vegas: CWI, MT and UT, Facilitated the 2005 removal of the roller coaster and also the extensive repair and re-engineering of another extreme ride due to inspection results.

• Space Frame Failure (roof top structure): CWI and UT level III consultant. Forensic evaluation after a collapse during construction.

• Six Flags, St. Louis MO. Performed UT, PT and MT inspections of roller coasters on-site and of disassembled components in lab.

Selected Projects Continued

• Hitachi/Euclid. UT-Shear wave and MT of front suspension trailing arm castings as well as the turrets, booms and buckets on the giant backhoes, front loaders and 190 ton dump trucks used in pit mining.

• Non-Destructive Testing Services, Level III, MQS, Wood River, IL. Responsible for all Level III services for a facility comprised of over 50 level II technicians. Including procedure writing / approval, teaching qualification classes and administering certification examinations. Conducted certification classes for chemical and manufacturing companies. Customized program instructions and inspection procedures for client specific applications. Certified more than 40 students for outside companies and was commissioned as “third party” NDT Level III for several companies.

• Certified for Navy Nuclear Propulsion Program inspections per MIL-STD-2132. This hard to obtain PT level III, Group I and V certification was required for testing of high precision, sensitive inconel components manufactured under government contract for submarine nuclear reactors.

• Received commendation from the Navy for development of an unconventional ET procedure for inspection of the J-57 jet engine. Cracks discovered during a routing inspection lead to the grounding of all aircraft using the J-57 in the Navy and Air Force. This ET procedure was used to expedite the inspection of all engines and return them to flying status.

• Military Contracts, Lockheed Martin, Arlington, TX. Performed supervision and NDT Level III ET services on integral fuel cell inspection using strip chart, rotating probe eddy current instruments. Performed QA for depot level overhaul of ballistic egress and ejection systems for the ES-3A.

• Automotive accident. Investigative testing to determine cause of internal mechanical failure through non-destructive/non-invasive methods and exemplar re-enactment.

• Hotel safety. Consulting and testing of plate glass shower door design. Analyzed failure probability.

Methods of Experience

RT - Radiographic Test using Gamma Isotopes and X-ray Sources. UT - Ultrasonic test, certified for Shear, Surface, Longitudinal, contact and immersion. AUT -Automated UT. MT - Magnetic test with portable units and bench machines. PT (FP or LP) - Penetrant test, fluorescent or liquid. ET – Eddy-current Test. VT – Visual testing with optical and dimensional devices. CWI – Certified Welding Inspector. GPR – Ground Penetrating Radar – IR – Infrared Thermography. AE- Acoustic Emission. LT- Leak Testing. ML- Magnetic Flux Leakage. NDT- Non Destructive Testing.

Education

• Non-Destructive Inspection, Chanute AFB, ILL, 421 hours

• Radiation Safety Officer (RSO), Nevada Technical Associates, 40 hours

• Advanced NDE Methods, Shell Oil Refinery, 40 hours

• IGSCC-UT-Flaw Sizing, Davis Inspection, 40 hours

• Welding, Navy Technical School, 320 hours

• Corrosion Control, Navy Technical School, 120 hours

• Structural Repair, Navy Technical School, 320 hours

• GPR, (Radar) Geophysical Survey Systems Inc., 24 hours

Specifications

ASNT SNT-TC-1A, NAS-410, ASTM, AISC, IBC/ICC, AWS D1.1/D15.1/D1.5/D1.8, ASME Sections III/V/VIII/IX/B31.1/B31.3/B31.5, API 1104/653/570/510, MIL-STD-2132.

Contact this candidate