01 SOW VGLZ202019 Repair Hangar H36 03 19 21 revd.pdf
Date Originally Posted
July 7, 2021, 12:46 p.m.
3/19/21 VGLZ202019 Page 1 of 10 STATEMENT OF WORK for VGLZ202019 Repair Hangar H36 Selfridge Air National Guard Base, Michigan Prepared by: Ashok Patel March 2021 3/19/21 VGLZ202019 Page 2 of 10 All work described herein shall be performed in the fullest compliance with the construction standard policy of the Selfridge Air National Guard Base (SANG Base), latest OSHA, NEC, NEMA, IEEE, UFC, Plumbing Code, ASHREA, General Specifications and Selfridge Design Standards and all other rules and regulations for the design and other guidance stated in the following scope of work. The construction shall be conducted in a quality workmanlike manner. The completed work shall exhibit superior quality. To protect workers, contractor work areas shall be isolated and access by Air Force personnel restricted, unless working in conjunction with the contractor. If this is impractical or cannot be accomplished, the on-site supervisor shall assure the contractor‘s compliance with proper work procedures, energy isolation procedures and contractor employee compliance per AFMAN 91-203, para 21.8.3. When contractor personnel are engaged in activities covered by this instruction (AFMAN 91-203), the on-site supervisor and contractor shall inform each other of their respective lockout/tag out procedures. The on-site supervisor shall ensure his/her personnel understand and comply with the contractor‘s energy control procedures. Air Force and contractor personnel conducting joint lockout/ tag out operations shall use requirements in this standard AFMAN 91-203, para 21.8.1. The Contractor shall obtain field dimensions, equipment materials cost to provide the Government with a complete Cost proposal to perform the required installation. The contractor shall coordinate with the electric shop, deenergize the source of electrical supply and follow all OSHA safety lock out and tag out procedure for all electric work. The contractor shall coordinate with the customer and request the power outage time and date one week in advance. StringRay Parts Washer, Hydraulic Component Test Stand HCT-12 (MHC and P&MTC) and four (4) Maintenance Stands are Government Supplied Equipment (GSE). Contractor is responsible for all work effort in order to provide an acceptable final product that meets the requirements of this Statement of Work (SOW) and drawings. All work performed under this SOW shall be conducted in accordance with all applicable state and federal laws, regulations, and codes, ANG policies and regulations, Specifications, and the SOW as outlined below: StringRay Parts Washer - Government Furnished Equipment (GSE) 1 The StringRay Wash System has 30 H.P. Simplex Pump System and 30 kW electric heat. The contractor shall provide all labor, equipment, and materials necessary for the power supply including THHN/THWN cable (minimum #2 AWG with #6 ground conductor THHN/THWN copper), EMT/RGS conduit system, pull boxes, junction boxes and all raceways as needed in accordance with latest National Electrical Code (NEC) from the 480/277 volt, 3 phase Main Distribution Panel (MDP) to the Government Furnished StringRay Washer. Per StringRay Washer technical data manual, the electrical utility requirement is 480 volt, 3 phase, 60 Hz, 75 Amp full load current, and 10,000 3/19/21 VGLZ202019 Page 3 of 10 Amp. maximum short circuit current. The contractor shall utilize available spare breakers and/or spaces in the MDP to install new breakers. All cables/conduits, pull boxes, junction boxes and raceways shall be installed high near the ceiling for keeping clearance from the top of the airplane as needed in accordance with latest National Electrical Code (NEC). 2 The Contractor shall provide all materials and labor to install and commission StringRay Parts Washer furnished by government. 3 The contractor shall, provide and install fusible 100 amp, 3-phase pad lockable NEMA 4X local disconnect (125% of the rated full load current per NEC for power washer full load amperage requirements)and mount it near the StringRay Washer. The contractor shall coordinate with the customer/user and electric shop for exact location of the NEMA 4X local disconnect system. 4 The contractor shall, provide and install grounding and bonding in accordance with National Electrical Code (NEC). The ground conductor size shall be #8 Copper minimum. 5 The contractor shall submit signed, approved and certified test and start up report of the StringRay Parts Washer. Water Supply 1 The Contractor shall provide and install a minimum ¾” dia. Water supply line from the building supply to water inlet port on the filter assembly on the StringRay Parts Washer. 2 The contractor shall provide and install a back flow preventer valve in the supply line to the StringRay Parts Washer. 3 The contractor shall provide and install a water pressure regulator in the water line to the StringRay Parts Washer. Compressed Air 1. The contractor shall provide and install a compressed air line from building supply to the StringRay Parts Washer. 2. The contractor shall provide and install a filter and regulator in the airline to insure clean air supply to the StringRay Parts Washer. 3. The contractor shall not use quick disconnect airline fittings to prevent restriction of the flow. Steam Exhaust Vent 3/19/21 VGLZ202019 Page 4 of 10 1. The Contractor shall provide, connect and secure PVC steam exhaust piping to flange of steam vent stub on the StringRay Parts Washer using PVC kit. The contractor shall provide and install PVC kit from the StringRay Parts Washer manufacturer. 2. The contractor shall install steam exhaust blower a minimum of 20’ away from the parts washer. 3. The contractor shall provide and install flange on PVC piping for steam exhaust blower unit. The contractor shall install and secure the exhaust blower unit to the flange. The contractor shall provide mechanical support as required. 4. The contractor shall provide and install flange on discharge port of steam exhaust blower unit and extend PVC exhaust piping to discharge outside of the building. The contractor shall ensure that exhaust ends in a minimum 3-foot vertical run for the natural draft. 5. The contractor shall provide and install rain cap to prevent outside atmospheric conditions from entering the steam exhaust system. 6. The Contractor shall provide and install electrical cables through conduit from the electrical enclosure on the StringRay Parts Washer to steam exhaust blower unit per National Electrical Code (NEC). 7. The contractor shall glue and seal all plastic pipes and all fittings to insure that there will be no leak in the steam exhaust system by using 100% Silicone sealant. 8. The contractor shall ensure that steam exhaust pipe shall rise ½” per horizontal foot of run to ensure adequate exhaust operation. 6 The contractor shall submit signed, approved and certified test and start up report of the StringRay Parts Washer. RO Concentrate Drain 1. The contractor shall provide and use corrosion resistant piping (PVC, copper, or Stainless steel). 2. The contractor shall ensure that concentrate pipe shall drop at minimum ½” per horizontal foot. Wash Solution Drain 3/19/21 VGLZ202019 Page 5 of 10 1. The contractor shall connect drain system to 2” NPT drain outlet on StringRay Parts Washer. 2. The contractor shall terminate drain system to a wastewater recycling process or to an approved waste point. 3. Electrical Power Supply for four (4) Maintenance Stands (4) (GSE) 1. The Contractor shall test voltage, current and phase supply of the existing cord connectors of the four (4) maintenance stands. The contractor shall design, furnish and install 4-way 20 A, 120/250 V, 4 wires twistlock/turnlock heavy duty cord connectors (male and female) and cord reels for four (4) maintenance stands. 2. The contractor shall, furnish and install supply from the local power panels close to maintenance stands. Hydraulic Component Test Stand – HCT-12 (MHC and P&MTC) (GSE) 1. The contractor shall, provide and install new circuit breakers in the space or use existing spare circuit breakers in the new 480/277 volt Main Distribution Panel (MDP) to supply 480/277 volt, 3 phase electrical power for Main Hydraulic Test Stand (MHC) and Pump and Motor Test Stand (P&MTC). Per HCT-12 manufacturer cut sheet, Amperage for MHC is 300 Amp at 480 volt and 300 Amp at 480 volt for (P&MTC). 2. The contractor shall design provide and install THHN/THWN copper cable, EMT/RGS conduits, pull boxes and all raceways from new MDP to HCT-12 near the ceiling for keeping clearance from the top of the airplane. 3. 200 H.P. Variable Speed Motor (VSD) including Insulated Gate Bipolar Transistor (IGBT) inverter and converter, Programmable Logic Controller (PLC), Control Panel shall be supplied by the manufacturer and programmed and tested by the manufacturer and the contractor. 4. The contractor/manufacture shall test HCT-12 including MHC and P&MTC and submit the certified and signed test report. 5. The Contractor shall submit stamped design drawings, calculations by the registered professional Engineers in the respective disciplines. 6. The contractor shall submit shop drawings for all materials, update panel schedules, new ckt. nos. for all new circuits and all equipment under this contract. The contractor shall update all panels directory for all equipment per National Electrical Code and the contractor shall attach update panels’ 3/19/21 VGLZ202019 Page 6 of 10 directory for all panels directory for all equipment per National Electrical Code. 7. The contractor shall submit as-built drawings for all equipment, material supplied under this contract. 8. The Contractor shall give three (3) years parts, labor and service warranty for all equipment, material supplied under this contract. HEAT PUMP 1. The contractor shall provide