1. Safety Valve Repairs by Contractor in Their Shop A. Iowa State University will attempt to provide one-week notification of upcoming safety valve work. ISU will arrange transportation of safety valves to Contractor’s repair facility. B. ISU will coordinate pick up and transport of valves with the Contractor C. Testing Inspection and Standard Tear-Down. Tear-down and inspection is to include the following: a Initial testing of valves upon receipt. If valve fails proceed with teardown. b. Visual inspection to determine that valve meets VR standards for repair. Failure to meet valve repair standards will be relayed to ISU along with a recommendation of proper action to take. c Disassembly and tagging of parts, record detailing ''as found" conditions. d. Clean valve by best means available. e. Inspection of all valve parts. Parts may include but not be limited to the following Disc, Ring Pins, Upper Adjusting Ring Lower Adjusting Ring, Disc Holder Spindle, Guide, Overlap Collar (if applicable), Spring Washers, Spring Compression Screw, Disc Collar & Lift Stops (if applicable ), Seat Bushing, Nozzle, Cover Plate Assembly, Floating Washers and Retaining Ring. f. Evaluation of parts status (ISU will be advised of any parts that would be required to restore valve to proper operation. ISU approval is required prior to conducting any valve repairs). g. Reassembly of safety valve and preparation for testing. h. Bench testing shall be certified on media the valve will see (steam on steam, air on air, and liquid on liquid). i. Installation of new seal and VR stamping on the repair tag after successful testing as required by the National Board of Boiler and Pressure Vessel Inspectors (NBIC). j. Provide a valve report covering inspection, a record of clearances, parts installed, and bench lift pressure, nameplate date of the valve, and the valve meets the Class I standards to be certified for VR repairs. D. All Contractor work and parts shall conform to valve repair standard as established by ASME and National Board of Boiler and Pressure Vessel Inspectors. E. Contractor shall provide parts and labor costs on all recommended repairs. F. ISU approval (verbal or written) is required prior to starting any recommended repairs. 2. On-site Repair of Safety Valves A. Mobilization to Iowa State University Due to the critical nature of our operation, Contractor needs to be able to respond within 48 hours after notification. B. Standard On-Site Valve Repairs On-site valve repairs are to include the following. a. Transport/movement and set-up of equipment and tools to location. b. ISU does not have an elevator so all equipment shall be moved by stairs or our hoist system. ISU staff will assist with the operation of station lifts and hoists required to perform repairs. c. Cleaning and visual inspection of valve (as required). d. Removal of valve (if required) e. Disassembly and tagging of parts, record detailing ''as found" conditions. f. Clean valve by best means available. g. Inspection of all valve parts h. Evaluation of parts status. (ISU will be advised of any parts that would be required to restore valve to proper operation. C. Contractor shall provide parts and labor costs on all recommended repairs. D. ISU approval (verbal or written) is required prior to starting any recommended repairs. E. Emergency Response Contingency a. Contractor shall be able to respond to valve repairs within 24 hours after being contacted. b. Repairs as outlined in normal repairs section shall be made as rapidly as possible (parts availability dependent) including the use of overtime. (These should cover any costs Contractor expects to charge in association with valve testing services.) c. Contractor shall provide parts and labor costs on all recommended repairs. ISU approval (verbal or written) is required prior to starting any recommended repairs. d. Provide the location of technician that will respond to emergency on the Line Items Tab. 3. The Contractor’s personnel shall be trained in applicable OSHA requirement on safety. For ISU valve work, this would include but not be limited too Lockout/Tagout, Fall protection and PPE (specifically hearing protection,hard hat, safety glasses, steel toed shoes and gloves). The Contractor’s safety program should be available on request to ISU for review.
