Statement_of_Work.docx

Richmond National Battlefield Park Fire Suppression System Repairs Statement of Work

Project Background and Description:

Correct deficiencies from the Annual Fire Alarm/Suppression system inspections from FY 2022 report prepared by EBL Engineers LLC, March 2022. Copy of that report is attached for clarity of stated deficiencies and locations.

Objective:

Correct deficiencies in critical systems supporting fire suppression systems in multiple properties within Richmond National Battlefield Parks.

Project Scope:

Watt House

· Replace 3 Sprinklers (1-Pendent/2-Sidewall) Location: Top of stairs 2nd Floor Corroded/painted pendant. First room on right from back door corroded sidewall 1st Floor room to left of front door corroded/painted sidewall. REF NFPA 25, 5.2.1.1.2

· Perform 5-year internal pipe examination of the fire sprinkler system water storage tank. REF NFPA 25, 13.4.1.2, 13.4.2.1, 14.2.1

· Provide adequate drainage for system main drain. Main drain is currently not piped to an adequate drain. Main drain shall discharge outdoors, or to a drain capable of handling the full system flow. Floor drain cannot handle the flow and may just be open to the ground and not connected to the building plumbing. REF NFPA 13, 8.16.2.4

· Repair/replace backflow preventer, including certification. RPZ, corrosion resistant, automatic operation, ball valves, 3/4" threaded. Watts 909 s serial # 604876 going to Fire tank.

Garthright House

· Repair/replace 1.5" reduced pressure zone backflow preventer, including certification. Fire sprinkler backflow preventer failed pressure test's and leaked at check valve. REF NFPA 25, 13.6.2

· Pipe the inspector's test connection directly to an adequate drain to allow for functional testing of the waterflow switch. Inspector's test connection is currently arranged discharging to the interior of the building, which does not facilitate proper flow testing. REF NFPA 25, 5.3.3.3

· Ball Valves to be lock and chained in the open position and meet NFPA25.

· Replace 1 Sprinkler (1-Pendent) Location: 2nd Floor top of the stairs corroded pendant.

Fort Harrison Maintenance Shop

· Tie High/Low Air Switch for Dry System into Vista 128 Panel onsite

· Run wire & conduit from High/Low Air Switch to closest address device or panel

· Install monitor module for High/Low Air Switch Provide require programming for new monitor module Verify reporting to Vista panel.

· Replace 1 Sprinkler (1-Pendent) Location: 2nd Floor top of the stairs corroded pendant.

Fort Harrison Pump House/Water Storage Tank

· Storage Tank - Perform 3 year/5-year internal pipe examination of the fire sprinkler system water storage tank. 32,000gal Tank. REF NFPA 25, 13.4.1.2, 13.4.2.1, 14.2.1

· Fire Pump Patterson N/A FP-C060462 Maintenance way Pump House -Test Header Provide break away lock and chain for control valve supervision for fire pump test header. Control valve is currently not supervised. REF NFPA 25, 13.3.2.2

· Jockey Pump Discharge Provide break away lock and chain for control valve supervision for fire pump test header. Control valve is currently not supervised.

· Fire Pump - Patterson N/A FP-C060462 Maintenance way Pump House

· Corroded/Damaged/Leaking: Troubleshoot Relief Gasket

· Annual Diesel PM: Major Maintenance (Qty 1) Per Year Lube oil and filters change; parts included.

· Replace fuel filter (diesel engines), parts included

· All spark plugs to be inspected and cleaned (Non-diesel engines)

· Ignition system including points, condenser, cap, rotor, coil, and wiring - Inspection only. Verify fuel supply.

· Change air filter,

· Visual check for oil, water, or fuel leaks. Inspect hoses and clamps.

· Test Coolant with Test Strips, measures Freeze point and dilution. Inspection of belt condition and tension. Replace as needed.

· Check engine heater operation. Change oil and oil filter.

· Check battery charger operation and charge rate.

· Battery inspection, check specific gravity, and clean connections. Check emergency system operation without load.

· Check frequency and governor operation; adjust as necessary. Check engine alternator and charge rate.

· Check gauges and meters for proper operation and reading levels. Check generator set auto shutdown system and alarms.

· Check generator output voltage and adjust as necessary. Additional Parts included:

· Coolant, Hoses, Belt Change Battery Replace 2- 80 batteries

· Fire Pump: Did not reach 150% test- repair/ adjustment: Troubleshoot Controller/Pump with contractor provided Diesel Mechanic (at noted location). The diesel motor RPM needs to be raised to the proper RPM

· FYI (Pump was replaced recently and passed by digital meter at the building manifold For FY23 inspection)

Ranger Well Pump House Backflow

· Replace 2"double check backflow preventer #2 check valve dropped to 0.0 - replace back flow as it has been repaired before. Febco, 825YA, 2”, J000930

Chimborazo Visitor Center

· Replace 13 Sprinklers (4-Pendent/9-Uprights) Location: Basement Hallway at restrooms painted upright, Hallway at sprinkler valve room painted upright, Conference room across from restroom painted upright x4, Hallway at main stairs painted uprights x2, 1st Floor: Men’s restroom by air vent 2nd Floor: In office to right of stairs painted pendant, Hallway at computer room painted pendant, administrative office next to computer room. 3rd floor: Stairwell paint on upright deflector. REF NFPA 25, 5.2.1.1.2.

· Provide break away lock and chain for control valve supervision. Control valve is currently not supervised. REF NFPA 25, 13.3.2.2

· Repair/Replace 4" reduced pressure double check, backflow preventer, and certify. Fire sprinkler backflow preventer failed pressure test's and leaked at check valve #2. REF NFPA 25, 13.6.2

· Repair/Replace domestic Backflow Preventer and certify. Watts 709 double check serial#127936

Task:

Install, repair and/or replace items as specified in the scope of work. Bring the critical systems back up to the appropriate operations and compliance per current NFPA Standards. The contractor is responsible for any testing requirements to ensure the systems are working to standards.

Deliverables/Delivery Schedule:

The contractor is responsible for providing all equipment, materials and mechanics to perform the work indicated in the scope. Contractor shall be a licensed Fire Suppression Company qualified to perform the specified work. All materials will be supplied by the contractor and any deliveries of material is the contractor's sole responsibility. Testing of equipment, i.e., pump pressures and flow reports are to be provided to NPS representative upon completion of work. Backflow Certifications tags will be placed on any backflows replaced or tested. Work is to be completed within 90 days of the contract award. It is the contractor's responsibility to schedule a site visit prior to work to ensure all materials necessary to complete project are on hand prior to starting work. Contractor will verify backflow sizes prior to work. These systems cannot stay offline for prolong periods due to the nature of the critical systems.

Place of Performance:

Work will take place at multiple locations as follows:

Ft. Harrison Maintenance Area 1900 Maintenance Way Richmond, VA 23231

Watt House (Gaines Mill) 6283 Col Harbor Road Mechanicsville, VA 23111

Garthright House 6019 Cold Harbor Road Mechanicsville, VA 23111

Chimborazo Visitor Center 3215 East Broad St.

Richmond, VA 23223

Period of Performance:

Work shall be scheduled to take place in a one-week period per location as to not disrupt protection of assets. Work shall take place under normal working hours, (7am-4:00pm Monday through Friday), to prevent any unnecessary overtime of NPS Staffing. Coordination with NPS Staff will be required to gain entry to the multiple properties.