Power Piping Installation ASME B31.1 (SHOP & FIELD), ASME U-4-Sec. VIII, Div 1 Pressure Vessel Mfr. (SHOP & FIELD), Process Piping Installation ASME B31.3 (SHOP & FIELD), ASME S-1-Section I Boiler Manufacture (SHOP ONLY), ASME H-4-Section IV Boilers (SHOP & FIELD), Boiler & Pressure Vessel Repair/Alteration (SHOP & FIELD)