Q A 1.docx.pdf

CONSTRUCT PMEL ADDITION, BLDG 425

FA4861-10-B-A024

Solicitation Questions and Answers #1

1) Q: Section 01010, SOW, Para. 1.3.2: (a) Will the office door be wood or metal? (b) What type of hardware and lockset is required on the office door? (c) What type of hardware and lockset is required on the single exit door, east side?

A: The building finishes and door hardware requirements can be found at the Nellis Design guideline website: http://cbbs.spk.usace.army.mil/PDF/nellisdes.pdf

2) Q: Section 01010, SOW, Para. 1.3.4 The two sets of double doors at the new air lock: (a)

What type of glass is required for each door leaf, vertical slit or 1/2 glass on top? (b) What type of hardware and locksets are required for each of the 4 door leafs? (c) Will mullions be allowed to be installed?

A: See answer #1

3) Q: Section 01010, SOW, Para. 1.3.11 The two sets of double doors at the southwest corner of addition: (a) What type of glass is required, vertical slit or 1/2 glass on top? (b) What type of hardware and locksets are required? (c) Will mullions be allowed to be installed?

A: See answer #1

4) Q: Section 01010, SOW, Para. 1.3.21: Will the as-builts for building 425 be given to the winning bidder in unprotected AutoCAD format?

A: There are no as-built drawings available. The contractor is responsible to collect and verify all the information needed.

5) Q: Section 01010, SOW Para. 3.1.17 states: "Humidity control in the calibration lab area is extremely important. Provide double layer of moisture barrier in the roof and wall for humidity control." Question: Is the building addition to be used as a calibration lab?

A: Humidifier will not be required in the building addition. The building addition will be used as an administration and office area only. The addition area will not be used as a calibration lab.

6) Q: Does the building addition require a humidity control system?

A: Humidity control will not be required in building addition.

http://cbbs.spk.usace.army.mil/PDF/nellisdes.pdf

7) Q: If so, the humidity controller must be housed in a mechanical room, within the new addition. This would decrease the useable square footage of the addition. Is this acceptable?

A: Not Applicable. See answer # 6.

8) Q: If a new humidity controller is required, will we be required to install a dedicated drain for the unit, or can it be drained to exterior?

A: Not Applicable.

9) Q: Section 01010, SOW Para. 1.3.9 states: "Provide two natural gas heating air conditioning units with complete HVAC controls. Provide EMCS for air conditioning units and connect it to the central location in building 812. The EMCS panel is located in the building 425 mechanical room." Question: Is the contractor responsible for procuring the services of Johnson Controls at our expense, or will Johnson Controls perform the connections under separate contract with the

Government?

A: Contractor is responsible for connecting EMCS. The government does not have a separate contract with Johnson Controls.

10) Q: The Government sketch requires a new trash enclosure to be constructed. Is the existing enclosure to be abandoned or demolished?

A: Existing trash enclose needs to be demolished by contractor.

11) Q: Section 01010, SOW Para. 1.3.6 requires rock mulch to addition perimeter. Are we to extend demolition 10' on all 3 sides of addition and install rock mulch regardless of impact to the existing vehicle parking lot and access to mechanical rooms on east side of building?

A: Remove paving 10' on all three sides of the addition perimeter. Provide 3/4 inch red color granite rocks. The vehicles shall be parked 50' away from the building for force protection.

Parking lot repair will be done under a separate project. Extend side walk from double door entrance to the parking lot. Approximately 10 LF of side walk from building entrance to the parking lot.

12) Q: Are sidewalks required to either of the entrance points, south double doors or east single door?

A: Sidewalks are required at double doors and concrete pad is required at eastside single door.

13) Q: The SOW indicates upgrading the existing utility transformer and adding a subpanel for the addition. The existing service on the north side of the property may have (4) 200A spare switches available for future loads. Can the new addition be supplied by one of these 200A switches, rather than upgrading the existing transformer (or adding another transformer) and new electrical service for the addition?

A: See Addendum # 1. Upgrading the existing utility transformer is not required. Addendum #1 explains how addition will be supplied with power.

14) Q: Can the owner furnish 12 months of power usage from the above mentioned service in order to determine if adequate capacity is available for the new addition loads?

A: Power usage data is not available.

15) Q: Can the owner provide the size of the existing service transformer?

A: The existing transformer size is 225 KVA, 12.5 KV, 208Y/120 VAC.

16) Q: Will the data connections be made at the existing backboard in the room just inside the area of the existing electrical service, or will it need to be taken to another location? If another location, where?

A: Data connection will be made to backboard. The data will not be taken to any other location.

17) Q: What is the extent of building mounted exterior lighting desired? Entrances only, or entire perimeter of the addition?

A: Exterior lights are required only above the doors.

18) Q: Will exterior entrance lighting be required to be on emergency power to light the exterior path of egress?

A: The exterior lights will not be connected to emergency power.

19) Q: Is there a generator for this building, or is battery backup required for this and internal emergency lighting?

A: No emergency backup power required. The building does not have an emergency power generator.

20) Q: Are there any particular humidity requirements for the addition spaces?

A: Humidifier is not required for building addition.

21) Q: Is there a minimum positive pressure desired for the vestibule air lock?

A: No specific pressure is required in air lock area. Positive pressure is required to keep the dust out.

22) Q: Is construction water available from base fire hydrants? If so, what is the cost per MG

(1,000 gal)?

A: The construction water is available to contractor from hydrants at no cost to the contractor.

23) Q: Will we have control/access of all the south parking lot from the existing building to the rock landscaped area?

A: The building will remain occupied during construction. The contractor will have control of all the parking spaces except any ten reserved parking spaces for building customers, equipment loading and unloading.

24) Q: We are to demo the existing dumpster enclosure. Are we to relocate it? If so, where?

A: The dumpster is to be demolished by the contractor and construction of the new dumpster enclosure is to be at the south end of the parking lot.

25) Q: Will curbing be required to contain the rock mulch?

A: The curbing will not be required to contain the mulch.

26) Q: The existing building does not possess a fire suppression system. Are we to include a wet type fire suppression system just for the addition, to include a new sprinkler riser room and fire line from nearest water main?

A: Provide fire sprinkler system in the building addition only. Provide at least 6" diameter sprinkler riser. On the riser provide 6"x 6"x 6" tee connection with blind flange over branch for future expansion at a later date. Provide sprinkler riser enclosure closet with access door inside building addition. See addendum # 1.

27) Q: If so, where is the nearest water main? What size and material is it?

A: Nearest 8" diameter asbestos cement pipe water main is along the road approximately 90 LF away from new building addition.