MDVL042061 - RFI No. 2.pdf
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- Solicitation number
- W50S7J23B0001
- Issued by
-
Department of the Army National Guard
About this file
This document contains responses to questions regarding a federal solicitation for construction services. The solicitation seeks a firm fixed price contract to repair fire suppression systems in three buildings at the Mississippi Air National Guard 186th Air Refueling Wing in Meridian, Mississippi. Services include demolishing existing systems and installing new sprinkler piping, pumps, supports, and related fire protection work. The estimated value is between $1-5 million. The North American Industry Classification System code is 236220 and the Product Service Code is Y1QA. The solicitation is set aside entirely for small businesses with average annual revenue under $45 million. The pre-bid conference is scheduled for May 16, 2023 with bids due June 1, 2023. The contractor will be responsible for disposal of up to 7,250 gallons of aqueous film forming foam, providing temporary facilities, scaffolding, dumpsters and is required to follow specifications for painting, bracing and firestopping.
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MDVL042061 – Repair Fire Suppression Systems Bldgs 150, 151, and 160
RFI #2
1. Please provide the original or updated sprinkler shop drawings for buildings 150 and 160 that show pipe sizes for all mains and branch lines.
The plans did not show all the sizes for the demolition since it is all coming out. The as-builts for building 150 do not include all the piping sizes for the overhead sprinkler system. Existing as-builts are uploaded to SAM.gov, however they are for information only and the Contractor is responsible for removal of the entire system as indicated on the contract drawings.
2. Are there any contaminants in the piping, equipment or tanks that will require special disposal?
Yes, please refer to the Contract Documents (Fire Protection Demolition Notes on the Drawings and Specifications) for the requirements.
3. If there are any contaminants in the piping, equipment or tanks, please provide estimated quantity of contaminants for disposal pricing.
Yes, please refer to the Contract Documents (Fire Protection Demolition Notes on the Drawings and Specifications) for the requirements. The contractor should estimate that 7,250 gallons or less of Aqueous Film Forming Foam (AFFF) and/or High Expansion Foam (HEF) will need to be disposed of.
4. Request the government allow for an alternate draft curtain system than the one currently specified.
The attached information is for a fabric system that is widely used in newer hangars and meets all applicable codes and ASTM testing requirements.
Not approved. Draft curtains need to comply with the requirements within the Contract Documents and UFC 4-211-01.
5. We understand that the pump room should be where we start. Are either of the other two hangars to be started before the other?
Yes, see Contract Documents (Specification 01 31 00 paragraph 1.5.1).
6. Who will be responsible for reworking the concrete pads for the new fire pumps?
The Contractor shall demolish the existing fire pump pads and provide pads sized for the new fire pumps. Please refer to the Contract Documents (Specification 21 30 00, paragraph 2.12) for more information.
7. Who will be responsible for the diesel fuel, diesel fuel tanks and fire pump removal from the base?
The Contractor. The Government shall have the first right of refusal for all fire protection equipment, devices, and wiring removed as part of this project. Items not chosen by the Government shall be properly disposed of by the Contractor.
8. When can we start the demolition of the pump room in relation as to when the pumps are to arrive at the base? Keep in mind the pumps could be a 20 week lead time.
Please refer to the requirements in the Contract Documents (Specification 01 31 00, paragraph 1.5.1). The awarded Contractor shall submit a draft construction schedule prior to the pre-construction meeting. The Government will review and be open to considering a construction schedule that mutually benefits both the Government and the Contractor.
9. Does the fire sprinkler pipe get painted red or just labeled?
Yes, please refer to the Contract Documents (Specifications 09 90 00, paragraph 1.11.3.1, and 21 13
13.00 10, paragraph 3.6) for paint and labeling requirements.
10. Sprinkler escutcheons in the office area are the 401 2 piece deep plates. The specs call to replace with a 1 piece section 21 13 13.00 10 page 10 if that is the case all the drops will have to be removed and cut off to accommodate. If we stay with the same type that is there all we would have to do is replace the escutcheon and head without disturbing the pipe and would be less disturbance to the personnel. Also, the sprinkler heads are within 6” of the grid. Should we price moving these?
The contractor shall replace the sprinkler escutcheons in kind. The intent of the Contract Documents is to avoid cutting the existing drops to the maximum extent practical within the facility support areas.
11. Can we use the existing brackets where it is applicable for the new sprinkler pipe install? Typically the vertical piping brackets and some of the horizontal piping.
No, per the Contract Documents, new pipe supports, hangers, and seismic bracing shall be provided in accordance with UFC 4-211-01, UFC 3-600-01, and NFPA 13.
12. Who will furnish the dumpsters for the pipe and anything that is associated with the old sprinkler system that is to be removed from the base?
The contractor shall be responsible for providing dumpsters, and their locations should be shown on the construction site plans. Please refer to the Contract Documents (Specifications 01 74 19 and 01 50 00, paragraph 1.3) for more details.
13. Who is responsible for the fire caulking where it may be required for the new install of the sprinkler system?
The contractor shall be responsible for firestopping. Please refer to the Contract Documents (Fire Protection General Notes on Drawing 00F-001 and Specification 07 84 00 Firestopping) for more information.
14. Who is responsible for port-o-lets?
The contractor shall be responsible for providing temporary sanitary facilities, and their locations should be shown on the construction site plans. Please refer to the Contract Documents (Specification 01 50 00, paragraphs 1.3 and 3.2.2) for more details.
15. Who will furnish the scaffolding for removal of the piping above the mezzanine areas?
The Contractor is responsible for providing the scaffolding required for the removal of piping above the mezzanine areas per the Contract Documents.
16. Foam from the tanks will have to be disposed of. Since there is an undetermined quantity of, who will be responsible for this?
Please refer to the Contract Documents (Fire Protection Demolition Notes on the Drawings and Specifications) for the requirements. The contractor should estimate that 7,250 gallons or less of Aqueous Film Forming Foam (AFFF) and/or High Expansion Foam (HEF) will need to be disposed of.
17. Will we be able to work four ten hour days on this project?
Work should be performed during regular working hours unless the awarded Contractor obtains approval from the Contracting Officer. Please refer to the Contract Documents (Specifications 01 14 00, Paragraphs 1.3.2 and 1.3.3) for more details.
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