W912LR-17-B-0002_Q&A_July_13,_2017.pdf

W912LR-17-B-0002 Q&A

July 13, 2017

Q0002-0011: The new building does not have a fire alarm system. Please confirm that the building does not require a fire alarm system or other type of fire protection system.

A: Do not provide a fire alarm system. This alarm system will be contemplated in another project.

Contractor shall install two fire extinguishers as indicated on Sheet A-1.

Q0002-0012: Please provide specifications of the required capacity and size of the exhaust fans of the building.

A: Refer to sheet A-1, note 10, Model SB-2H30-20 by Greenheck or similar 30 inch fan size and 2 HP motor.

Q0002-0013: Please clarify what finish options shall be provided for the exhaust fans. Should they include factory painting?

A: Cast aluminum finish.

Q0002-0014: Please clarify if exhaust fans will be controlled by a manual combination motor starter with a start/stop switch or a regular NEMA toggle switch. Plans call for starter and disconnect switch per manufacturer recommendation, however, electrical plans show only a disconnect switch. We need to know if a service disconnect is required at the fan and a manual start/stop installed at ground level.

A: Exhaust fans shall be provided with starter and disconnect switch, both at ground level (48-55 in from floor).

Q0002-0015: Please provide more technical information regarding the basis of design model of the vehicle exhaust fan. The model provided in the plans does not match the models available by Airflow Systems, Inc. catalog. Is the VES single hose or double hose? What size motor for the blower, 0.5hp or 1.5hp?

A: Reference model VES6-REEL by Airflow Systems (1.5 HP, single hose) or similar.

Q0002-0016: Please confirm if the roll-up doors will have factory painted powder coating and if so, what color? Should we assume standard colors?

A: Yes. It have to be factory painted with powder coating. Color will be selected by the Owner.

Q0002-0017: It was mentioned in the site visit that there is no soils report for the project. Please advise what the procedure will be for preparation of subgrade below the matt foundation and if compaction testing will required by the Contractor.

A: Improve the existing area as specified ahead:

1. The proposed ground surface area has to be downgraded with conventional heavy equipment such as bulldozer or loader with a backhoe (“digger”) to prepare the subgrade below the mat foundation to the depth specified on Sheet S-1, Foundation and Excavation Note 1.

2. The excavation shall be backfilled with compacted borrow fill material A-2-4 or better as indicate Note 2 on Sheet S-1.

3. The backfilling and compaction process will be performed with a heavy single steel drum roller equipment. It shall be conducted in layers that not exceed eight (8) inches of uncompacted measured. Each layer shall be compacted to attain a minimum of 95% maximum dry density.

4. The Contractor shall perform compaction tests and provide the report to the COR.

5. The Contractor shall notify to the COR with at least two days before begins the project earthwork operations.

6. Any irregularity at the time of the excavation process shall be notified to the COR.

Q0002-0018: Please advise if the Contractor is required to have an office trailer at the site to conduct the Owner project meetings and if it will be responsibility of the Contractor to keep meeting minutes of these meetings.

A: The contractor will be responsible to keep meeting minutes. For trailer answer please see Q0002- 0009 form W912LR-17-B-0002 Q&A June 27, 2017.pdf

Q0002-0019: Please advise if Contractor shall provide an office trailer for the COR or Government RE.

A: No.

Q0002-0020: Sheet C-4, Typical Asphalt Pavement Detail requires 6” total of asphalt pavement (4” of asphalt black base and 2” of surface coat). Typically there is 2” of asphalt pavement over compacted A- 2-4 fill material. Please advise.

A: Use the Typical Asphalt Pavement Detail provided on Sheet C-4.

Q0002-0021: Please advise if the galvalume deck of the structure shall be factory painted, and if so, what color? Should we assume standard colors?

A: Yes. It have to be factory painted. Color will be selected by the Owner.

Q0002-0022: Please advise if the gutters, sidings, downspouts, and metal trims shall also be factory painted. And if so, what color? Should we assume standard colors?

A: Yes. It have to be factory painted. Color will be selected by the Owner.

Q0002-0023: Please advise if the galvanized perforated metal siding shall also be factory painted. And if so, what color? Should we assume standard colors?

A: Yes. It have to be factory painted. Color will be selected by the Owner.

Q0002-0024: Please clarify what areas shall be fenced as shown in the Temporary Fence Detail of sheet C-4.

A: See the revised Sheet C-2.R1 for location. It will be approximately 250 linear feet.

Q0002-0025: Sheet E-3. Please clarify if the existing MDP Panel located in FMS 2 building requires the installation of a new 150A breaker for the feeder to panel P-1. If so, please provide the make and model of this panel so we can obtain pricing of this breaker from our suppliers.

A: Yes. It will have a new 150A breaker at the MDP Panel located inside FMS 2. See “Existing Panel Information at FMS 2.pdf”

Q0002-0026: Is there will be curb in the asphalt edges.

A: No

Q0002-0027: Are you going to provide a Breakdown form for this project?

A: No, but the Government will require a breakdown from the contractor after award.

Q0002-0028: Please Clarify the Davis Bacon Wage Rates that are applicable to this project. Executive Order #13658 shows table rates at $7.25/hr, but written document says rate should be a minimum of $10.20/hr. Which rates apply?

A: Minimum of $10.20 plus fringe banefits.