Attach 2- SXHT 17-1023 SOW.doc

29 January 2020 Statement of Work

Repair 3rd Floor North/West/Center Wings B423

SXHT 17-1023

The contractor shall provide all labor, materials, equipment, transportation, and supervision to accomplish the following requirements in the Statement of Work (SOW) for complete and usable renovated 3rd Floor North, West, and Center Wings of Wing Headquarters Building 423. All work shall be done in accordance with requirements contained in the contract specifications, contract drawings, and applicable base standards, state/federal laws, and Air Force regulations. Due to the work location, contractor shall provide a copy of licenses of all personnel sub-contracted to accomplish work identified in this SOW.

SCOPE

Demolish north, center, & west wings of 3rd floor of B423 down to bare walls except for northwest & center west bathrooms, mechanical rooms, computer room, & windows/sills (demo/replace glass block wall RM C310B).

Remove and replace existing furniture with systems furniture as described in the Furniture Package included in the contract documents.

Demolition involves asbestos-containing materials (ACM) & heavy metal-laden coatings.

Construct "open office" type space ready to accept systems furniture to fully function as office space for Wing staff.

Construct hard wall office suites, break rooms, & conference rooms.

Replace glass block inserts (original construction) window/wall section in RM C310B including window sills and trim with Miami Dade rated, impact resistant new insulated windows (4x16) at (2) locations.

Prepare and repaint computer room and stairwells serving the north/center/west wings. Install new fire suppression, finish for treads, walls, ceilings, and handrails in stairwells.

Install new fire alarm/ fire suppression in renovation area to include extension of existing fire riser from 2nd floor, and instalation of sprinkler system. Install new HVAC, electrical system, lighting, flooring, ceiling, finishes, signage, window treatments, for a complete & usable office space complying with all DoD, state, & federal rules/regulations.

Project will be in 5 construction phases to minimize disruption/relocation of staff in the construction footprint during the construction process. Provide temporary dust barrier walls to avoid migration of dust and debris from construction area.

Replace 5 Constant Volume Air Handling Units and Make-up Air Units with Variable Air Volume Air Handlers, motorized operating valves, thermowell, chilled water return piping connections, flow control valves, isolation valves, and all associated appurtenances.

Contractor to install two (2) mini split ductless air handling units. One (1) located in the North Wing Comm. Room and One (1) in the Central Wing Comm. Room. Contractor to install condensate drains (terminate 6" above grade-see dwg. M 401). Contractor shall mount the condensing units on the stairwell tower see drawing M 401.

Install various Terminal Boxes with electric heat coils (VAV) within the newly zoned area with associated thermostats and control wiring.

Demolish all existing supply air ductwork, dampers, supports and air distribution devices and replace with new galvanized steel ductwork with insulation, new supports, new dampers, new flexible ducting, new Titus ceiling diffusers and return air grilles.

Provide/install new exhaust system for restrooms.

Provide/install cooling for corridors and return air grilles.

Provide/install new Outside Air motorized and manual dampers and fire/smoke detection.

Provide/install chilled water supply and return pipe stop in order for units not being replaced but kept functioning for spaces not in contract if necessary.

Provide/install new condensate lines for new air handling units (pipe to existing floor drains).

Existing heating hot water supply and return piping within each Mechanical room to remain.

Demolish existing return air duct and outside air duct and replace with new within the Mechanical rooms.

Provide/install Variable Frequency Drives for new VAV system.

Provide/install mechanical digital controls, optimized sequence of operations, ventilation control, and emergency shutoff.

For the existing Air handling Unit(labeled AHU-1) which currently serves an area that is not in this contract, but shares a Make-Up Air Unit with existing AHU to be demolished under this contract, contractor shall install a conditioned outside air duct (on drawing M-412) utilized to serve the existing air handler (AHU-1).

Remove existing and install new electrical equipment to include lighting fixtures, HVAC power equipment, and fire alarm/detection system, as indicated on contract drawings. Remove existing and install new lighting fixtures as indicated on the drawings. Install new mass notification fire alarm system and connect to existing fire alarm mass notification panel on the 1st floor. Test new fire alarm and mass notification system.

Portions of B423 are protected with an existing automatic wet-pipe fire sprinkler system and this project will extend that fire sprinkler system into the project area as identified in the contract drawings. The new fire sprinkler system will be supplied by an existing floor control valve located on the third floor and new fire sprinkler piping will be installed above the drop ceiling and sprinkler heads will be located at the ceiling.

Provide/install communications raceways, cabling and equipment as described in Specification and Plans.

Provide hazardous and non-hazardous waste management and disposal for all waste generated during project.

Note: There is asbestos in the construction area. see contract drawings for extent and locations of asbestos.

01 - GENERAL REQUIREMENTS:

1. Modular waste disposal units for hazardous & nonhazardous demolition material/waste.

2. Work must be completed within 825 days of NTP.

3. Turn in clean metal (copper, steel, & cast iron) items to Multifunction Recycling Facility on PAFB for recycling.

4. Temporary air/power if contractor deviates from sequence of work in Contract Drawings.

SUBMITTALS

APPROVAL OF MATERIAL AND EQUIPMENT

A. Before installation of any materials or equipment is begun, the Contractor shall submit for approval a complete list (in three (3) copies) of materials and equipment to be incorporated in this work, together with names and address of manufacturers and their catalog numbers and trade names. No consideration will be given to partial list submitted from time to time. Submittals shall provide catalog cuts descriptions, maintenance manuals, warranties, guarantees, and capacity data and shop drawings as required showing compliance with these specifications, drawings and statement of work. All items contained within each submittal shall be clearly identified by specifications division, section, and item name/number.

B. See Excel Spreadsheet SUBMITTAL REGISTER (ATTACHMENT 11) for detailed list of required submittals.