Questions and Answers 2 14May2021.docx

Questions and Answers #2 Solicitation W50S9G-21-R-0001 Renovate Bldg 522

1) C-000 calls out for curb and gutter to be removed along west wall (note 1). C-001 calls out for curb extension to increase height of curb (note 34) along west wall. Please clarify. Existing curb is to remain along the west side of the building and shall be extended according to the plans and details. Ignore note 1 on sheet C-000.

2) Sheet AD101 includes Note 16 to remove interior partition walls and Note 19 to remove interior CMU wall. It is unclear which walls are CMU and which are partition. Can a clarification be provided? Note 16 is intended to specify walls which may be of construction other than CMU such as GWB w/ metal stud. The intent is the same for removal.

3) Sheet AD101 includes a Note 15 callout in the main hallway but doesn’t indicate a dashed area to quantify the limits of the slab on grade removal. Please confirm the main hallway slab on grade is not to be removed. That note’s intent was to show demolition coordination for underground piping. It should be moved to the east/ down the hall.

4) Sheet AD101 and AD102. Note 31 indicates to demolish interior wall furring in exterior wall. This is designated for the full perimeter of the second floor. Similar line type for this note is shown on sheet AD101 on the west wall but there is not call out. Can you clarify the limits of the furring removal from the exterior walls for the first floor of the building? Furring removal on the first floor should be on the west wall (halfway b/t COL. Line E/F to COL. Line J/K). Additionally, any furring in the Annex, from the north wall, east wall, and south wall. Coordinate with new work plan and partition type A3.

5) Sheet AD103 – Please confirm if section 2/AD104 also applies to the north elevation. Yes.

6) Sheet AD103 – Please confirm if section 1/AD104 also applies to the east elevation. Yes.

7) Sheet AD104 – Sections 4 and 5. Please confirm that these sections are the required demolition for new parapet wall sections shown in 8/S-302 and 9/S-302. Yes.

8) Sheet S100 and AD104, sections are not take in the parapet wall between column lines H thru L. Please confirm new 8” cmu wall is only required at exterior wall that is shaded.

8” CMU parapet extension only required for shaded portion on S100

9) Please provide additional information regarding Section 1/S303. Is there any associated demolition that is required? There is none shown on the demolition plans.

There is an existing column shown on S100 that is to be removed. The new column may require removal of brick veneer – field verify.

1. Drawing A-101 Keynote 142 calls out for St. Steel corner guard for all exposed Gyp bd corners. Is this for all of level 1 or only where called out specifically on the drawings? Does level 2 have any corner guards? Yes, the intent is all outside corners. Also see Details 2/A-504 and 3/A-504.

11) Spec section 123661 calls for solid surface/Corian wall panels at the showers and spec section 224000 calls for fiberglass shower enclosure, please clarify. Premanufactured fiberglass enclosure. Also, see note on Detail 15/A-421.

12) Spec section 24119 Selective demolition p7 calls out for RTU-3, & RTU-5 to plan for relocation. Assume we just turn them over to the military. Please clarify. Yes, they are to be turned over to the government

13) Is there additional information on the Rohn 60 foot towers which are shown on C-001, or should we price the tower as an allowance? Please see the attached cut sheet as a basis of design. Contractor shall use the chart for 100 mph wind.

14) Alternate 4 calls for Automatic door operator in lieu of surface mounted closure for door with hardware set 51. On the hardware schedule, there are no doors called out which receive hardware set 51. It is the intent that Set 51 be for the Alternate #4 that includes upgraded acoustical doors and Automatic openers. The SCIF locks should be included for set #51

15) How many amps are required for temporary electricity to building/satellite tower? (Reference Note 7/ES-100) There’s 15A at 120v of electricity (2 kVA) required for temporary power for Site Equipment.

16) Can you confirm if the existing perimeter ground loop for the lightning protection system can be reused or is the installation of new ground loop for the new system required? It is assumed that the existing ground loop can be re-used. The contractor shall provide test results on the grounding and confirm acceptable resistance readings.

17) “Option 5 Global ASNT - Sustainment 524 (Interior Requirements)”: All electrical and telecom (including trenching/console box -note 10/E201) inside the building to prep for the Global ASNT would be included in this option. Please confirm. Option 5 should include all costs associated with the above referenced Note 10, and costs associated with all work within the Global ASNT/Communications Room 16 totaling 283 SF.

18) “Option 6 Global ASNT - Minor Construction 529 (Exterior Requirements)”: All work shown on ES-100 would be included in this option. Please confirm. Option 6 should include any “new” construction that is directly attributable to the Global ASNT platform being installed. ES-100 notes 2 & 3. This includes but is not limited to: electric/comm conduit/trenching, platform & foundation, bollards, fencing, earthwork, landscaping, etc. Bulk of the requirements can be found on drawing sheet C-001

19) “Option 8 Replace Comm Cabling Between B522 and Other Buildings”: Work shown on ES-100. Drawings indicate pathways are existing and will be reused so this cost would just be to install the new fiber and copper lines. No new underground or above ground duct banks, conduits, boring, trenching, etc. would be required. Please confirm. Correct. Communications replacement includes demo of existing fiber/copper and replacing with new as detailed.