Compiled_Questions_Bldg_25_Construction.pdf

7.3.2018

W912L3-18-B-5000 Amendment #4 Answers to RFIs.

1. Do you have to be AISC Certified for the Building 25 project?

a. Yes, however contact contracting officer if local erector and fabricator cannot be used.

2. I was checking to see if there was any asbestos abatement within this project?

a. It is not anticipated to be any asbestos abatement. If discovered contact contracting officer immediately.

3. As this project is for the Wyoming Air National Guard, does Wyoming Preference apply as outlined in Wyoming State Statute 16-6-101 through 16-6-107?

a. Only Federal guidelines apply to this project.

4. Due to increasing security concerns, do Building Automation System Controllers need to carry a National Institute of Standards and Technology (NIST) Federal Information Processing Standard (FIPS) 140-2 certification?

a. No

5. With Tridium AX hardware reaching end-of-life, is upgrading the current BAS Niagara AX Supervisor to a Niagara N4 Supervisor included in scope of this project?

a. Yes. New controls are to be upgraded and connected to the Base wide control system at the CE building.

6. If upgrading the Niagara AX Supervisor to a Niagara N4 Supervisor is included in the scope of this project, will the Wyoming Air National Guard supply server space, or will a new server need to be supplied as part of the project scope?

a. New server not required, controls to connect to existing ECMS system a base Civil Engineering building.

7. Specification Section 23 09 93 SEQUENCES OF OPERATION FOR HVAC

CONTROL references specification sections that are NOT present in the supplied specifications including:

a. 23 09 00 INTRUMENTATION AND CONTROL FOR HVAC

- See added specification

b. 23 09 13 INTRUMENTATION AND CONTROL DEVICES FOR HVAC

- Specification not required

c. 23 09 23.01 LONWORKS DIRECT DIGITAL CONTROL FOR HVAC AND

OTHER BUILDING CONTROL SYSTEMS

- Specification not required.

d. 23 09 23.02 BACNET DIRECT DIGITAL CONTROL FOR HVAC AND

OTHER BUILDING CONTROL SYSTEMS

- See added specification A compete Building Automation System scope cannot be developed without the above specification sections. Are these specification sections going to be included in a future addendum?

a. See added specifications. System must be BACNET compatible.

8. As the existing Building Automation System is approximately 14 years old, is it the Wyoming Air National Guard’s intent to have a completely new Building Automation System, or are existing Building Automation System Controllers, Thermostats, Field Devices, Conduit, and Wiring allowed to be reused for this project?

a. Yes. New controls are to be upgraded and connected to the Base wide control system at the Civil Engineering building.

9. If a Building Automation System device needs to be installed on a block wall in an office area, will wire mold be an approved raceway to use? If wire mold is not allowed, is there an alternative approved solution?

a. Wire mold raceway or surface mounted conduit are permissible in unfinished areas.

10. On S-001, concrete shows 4,000 and 4,500 PSI with a 150# PCF unit weight.

With the material used in this area, unit weight will be 142-145 PCF for 4500 PSI with 4-6% air. Will this be an issue?

a. 142-145 PCF concrete and air concentration is acceptable

11. Is all cost of testing to be carried by the contractor?

a. All special inspections and material testing shall be carried by the contractor.

12. Is it the intent to have the cost of LEED Silver certification covered by the contractor?

a. The government will pay the registration fee. Any additional cost will be contractor responsibility.

13. The demo plans don’t indicate removal of concrete at the recessed entry mats.

This will need to occur if Detail D2 on Sheet A-531 is followed.

a. Remove concrete slab and pour a new slab as required for installation of recessed matt. Patch and repair slab as required for installation of finishes adjacent to recessed matt.

14. Are interior parapet walls to remain in areas that do not show new roofing?

a. Interior parapet walls to remain. Repair and re-clad as shown on the drawings for installation of new coping.

15. Is the expectation that the existing restroom concrete floor as well as the tile and drypack will be removed and replaced with a new concrete floor?

a. Remove all finishes and repair concrete floor as required for preparation of surfaces for installation of new finishes.

16. Is a liquid air barrier required on all exterior walls? It is not indicated on the architectural wall sections on Sheet A-351 (Note #7).

a. An air barrier system is required for the building as indicated on the drawings and specifications. The air barrier system components include but are not limited to the spray foam insulation, roof membrane and transition membranes as shown on the drawings and specifications. Refer to specification section 07 27 10.00 10 – Building Air Barrier System for general requirements for the project including a design review report performed by an air barrier inspector.

17. What is the break room flooring on Sheet 1-101B?

a. Refer to finish schedule for all finishes.

18. Will the existing concrete floor need to be sealed or densified?

a. Existing concrete floor to be sealed.

19. Terrazzo flooring is listed in the spec, but doesn’t appear on the drawings. Is any anticipated?

a. Refer to finish drawings I-101B and I-601 for floor finishes including terrazzo flooring.

20. Are exterior steel studs to be designed and specified by the design engineer, or an engineer retained by the contractor to size, design, and stamp?

a. The design and detailing of metal studs is a delegated design. Signed and sealed shop drawings and calculations shall be submitted to the contracting officer’s representative for review. Exterior studs shall be designed for all loads indicated on the structural drawings, including but not limited to AT/FP loads indicated in note H on S-002.

21. The architectural drawings indicate 25 ga. studs. For interior non-bearing walls, in the past projects 20 ga. has been the minimum gauge. For interior studs will 25 ga be accepted, including jambs, etc.?

a. Provide studs as indicated on the drawings and specifications.

22. Will repair details for the twin tees be provided?

a. No repair details will be provided. The suggested repair procedure is provided in note J on sheet S-002

23. Will additional components be needed to re-size and relocate the space saver storage unit?

a. No

24. On Drawing IF-101B under keynotes, who is to provide the printer, lateral files, TV, ceiling mounted projector, hoteling station, and podium?

a. The items listed are GFGI.

25. Who will determine the 3,000 sf of repair on the twin tees?

a. As stated in note J on S-002 the 3,000 sf quantity was included in the contract documents for bidding purposes only. CLIN 5 will require bids from contractors for 3000 sf of repairs. The contractor, in conjunction with the government, shall be responsible for determining the actual amount of repair needed. If any additional repair is required beyond the 3000 sf notify the contracting officer immediately.

26. The solicitation number on the cover sheet of the specifications (W9133L-15-D-

0001-3C02) is not the same as the solicitation number found on other contract documents (W912L3-18-B-5000). Please clarify.

a. The cover sheet contract number is the A/E contract not the solicitation for construction contract number.

27. On the solicitation referenced in the subject line will there be any consideration given to enterprises that are HUBZone or 8a Certified or are Indian owned?

Asking as the opportunity is dedicated as "total small business."

a. No, Market research was obtained from a sources sought notice posted January 2018.In order to ensure maximum competition this project is available to all Small Business socio-economic categories.

28. Will BIM 3D drawings be required from GC and subcontractors on this project?

a. No, however Record Drawings in AutoCAD are required from the contractor.

29. Note 17/A351 reads: CONTINOUS AIR BARRIER, LAP AND SEAL TO ROOF

MEMBRANE. This note was not found to be applied to any of the sections on this page. Please advise.

a. Refer to enlarged details C1, A3 and C3 on sheet A-372.

30. Note 27/AD101B reads: DISASSEMBLE AND STORE EXISTING SPACE

SAVOR STORAGE TO BE RECONFIGURED AND REINSTALLED DURING

NEW CONSTRUCTION. Please confirm the existing system is manufactured by Spacesaver Corporation, Fort Atkinson, WI.

a. Yes, the existing system is manufactured by Spacesaver Corporation, Fort Atkinson, WI.

31. Bidding documents require contractor to re-use portions of the existing vault walls and integrate with new panels from “Custom Vault Corporation”. Please confirm the existing vault components are compatible with products from Custom Vault Corporation.

a. Existing manufacture of vault was consulted on this design and new panels should integrate with old.

32. Please confirm that all furniture materials and labor, including systems furniture, podiums and hoteling stations, are to be excluded from this bid.

a. Correct

33. Please confirm the Contractor is to contract directly with the commissioning agent.

a. The commissioning agent will be contracted by the government. It is not part of the Contractors proposal.

34. There are no vault details included in the documents. Please confirm Custom Vault Corporation is aware on the vault expansion project and has the necessary information to quote the project.

a. See question 31

35. General note 3/E141 requires an inspection of the lightning protection system.

Please confirm if this 3rd party inspector is carried by the Owner or by the Contractor.

a. Contractor is responsible for all inspection associated cost.

36. Solicitation bid price item CLIN 0001 does not include any reference to telecom or security systems, however bid notes on sheet T001 require the cable trays, conduit, and patch panels to be included in CLIN 0001. Please confirm bids are to be submitted per the bid notes, with cable trays, conduit, and patch panels to be included in CLIN 0001, and the remaining labor and materials for telecomm and security systems to be included in CLIN 0003.

a. That is correct.

37. Please confirm if access control wiring, devices, and programming is included in this bid. Sheet E502 notes that card readers, switches, cabling, etc. is government furnished and government installed, however bid notes from sheet T001 mention security systems are to be priced separately.

a. Contractor to provide rough in only and conduit with pull-string for security and access control system. Govt to provide GFGI security devices.

38. Inquiry: Specification section 23 09 00, and 23 09 13 are not in the specifications.

In the products heading under spec section 23 09 93 paragraph 2, Products, it states products related to this section are listed in the aforementioned specification sections.

a. Controls to be BacNet Tridum to allow compatibility with existing controls.

39. The existing control system in the building is Schneider Electric. Dynamic Controls Inc. is the Schneider Electric representative for the state of Wyoming, and we want to confirm the specification is open to Schneider Electric as the specifications only state LON or BACnet. We have both communication protocols available.

a. Controls to be BacNet Tridum to allow compatibility with existing controls.

40. Per tile supplier much of the tile specified for this project is discontinued. The Taconic Slate, Peitra Art Slate, and 18”x 18” Cliffside (other sizes and trims available) are all confirmed discontinued. Please advise.

a. PORC-1 is still current. The 18x18 size has been discontinued. Use 12x12.

b. PORC-3 Stonepeak Raja Vijay Sand - 12x12

c. PORC-4 Del Conca Go Gotham Nero - 6x6

d. PORC-5 Bati Orient ARRO02 Rust Slate Mosaic

41. Is there a Geotechnical report available for the project?

a. No geotechnical report is available.

42. This letter is in regards for prior approval to bid equipment on the above referenced project. Please see specifics below.

- Specification 235243.00 – Low Pressure Water Heating Boilers:

Bosch

- Specification 236410 – Air Cooled Water Chillers: York

- Specification Air Separators: Spirotherm

- Specification Flex Connectors: Mason Industries

- Specification Flow Control: Nexus Valve

- Specification Seismic/Vibration Isolation: Mason Industries -

Specification Unit Heaters: Sigma

- Specification Louvers: Nailor Industries

- Specification Air Terminals: Nailor Industries

- Specification Penthouse Louvers: Nailor Industries

- Specification Variable Air Volume - Units: Nailor Industries

Specification Air Handling Unit: JCI/York; Thermal

- Specification Dust Collector: Ventaire

- Specification Electric Heaters: Raywall

- Specification Exhaust Fans: PennBarry, ACME, Aerovent

- Specification Heating Ventilating Units: Reznor, CaptiveAir

- Specification Ductless Split System Air Conditioning Unit: LG

a. No exceptions taken with any of the listed manufacturers.

43. We respectfully submit a Pre Bid Product Substitution for your consideration;

Section 07 21 29 Sprayed Insulation. This submission is being made on behalf of the SWD Urethane approved applicator

- Specification Section: 07 21 29 / Sprayed Insulation

- Article 2.1 / Basis of Design Manufacturer: Icynene MD-C-200

- Proposed product: Quik Shield 112 by SWD Urethane

- The following documentation should be considered part of this submittal for Quik Shield 112 as manufactured by SWD Urethane.

1. a) Product data sheet for Quik Shield 112 (2pages)

2. b) Code Compliance Research Report CCRR-1011 (7 pages)

3. c) Comparative data tables (1page)

4. d) Case Study: Saint Joseph Hospital, Denver CO (2 pages)

- 5. The undersigned certifies the submitted product: will fully perform the functions called out for by the general design, with equal or superior physical properties to that what is specified, without affecting any other trades, is suited for the same use and capable of performing the same function as that specified and can be incorporated in the Work, strictly in accordance with the proposed design, work schedule and warranty specified in the General Conditions without any additional cost.

a. The spray foam insulation included in the specification section is a basis of design product. Other products may be provided if they meet the performance requirements listed in specification section 07 21 29 – Sprayed Insulation and 07 27 10.00 10 building air barrier system.

44. Please clarify what hardware is required for interior and exterior.

a. Hardware sets are identified on the door schedule A-601 and each set is listed in the specifications section 08 71 00.

45. Sheet P-300:

Note 1: What is the extent of replacing the roof drain leaders?

How many roof drains are on the building? The plan shows 4 drains on the south side only. There are 4 notes on the north side of the building, but no drains shown.

a. Note clearly states that Leaders are to be removed and replaced. Meaning all roof drains and leaders must be REMOVED and REPLACED.

Sheet P-300 shows a total of 8 roof drains that need to be removed and replaced. Sheet AD-121 also shows 8 roof drains that need to be removed and replaced.

46. There is not a piping detail of the chiller. Please provide piping drawings to the chiller.

a. Sheet M-401. This sheet clearly shows the chilled water piping in the mechanical room. Please refer to sheet M-503. This sheet shows the piping for the AHU. The details on this sheet also show the coil piping. Chiller detail cannot be specific as the contractor will have to provide what chiller they are submitting.