10-28-24 Site Visit RFIs.xlsx
XLSX spreadsheet 10 KB Posted
- Solicitation number
- 36C24525Q0049
About this file
This document is a series of Requests for Information (RFIs) and the corresponding responses related to a Request for Quotation (RFQ) for a federal contract opportunity to remove and replace damaged steam piping and retired piping in a steam pit.
The RFIs cover various aspects of the project, including confirmation of the condition and suitability of existing piping and electrical infrastructure, clarification on material specifications for the new piping and valves, requirements for the steam trap system, and details on relocating the sump pit. The agency, the Department of Veterans Affairs Veterans Health Administration Veterans Integrated Service Network 5, has provided detailed responses to the RFIs to address the contractor's questions and concerns. Key details include the requirement for SCH 40 steel piping, 150 class valves and fittings, and a new 2ft x 2ft x 18in submerged sump pit. The RFQ solicitation number is 36C24525Q0049, and the due date has been extended.
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Text version
Sheet1
| RFI # | Question | VA Response |
| US2-1 | Most of the pipe within the steam vault is significantly corroded. Please confirm that the tie-in points are still adequate for our new piping. | The severely corroded piping in the the steam pit has been retired in place. The SOW includes removing the retired piping. The steam trap system and piping is to be fully replaced and reconnected. The nex 8" valve will require and new flange to be installed. |
| US2-2 | Please confirm that the existing electrical in the vault may be used for the new sump pump and that the contractor is not required to run new electrical to this vault location. | New power cabling will not have to be run to the new sump pump. The location of the receptacle will be moved to the right of the ladder. |
| US2-3 | The SOW page 5, states that "All piping shall be SCH 40 steel. However, the specifications state SCH 80 for condensate piping. Please clarify. | Specification 23 22 13 Section 2.2.A: Steam Piping: Steel, ASTM A53/A53M, Grade B, seamless or ERW; ASTM A106/A106M Grade B, seamless; Schedule 40. |
| US2-4 | It appears the specifications require forged steel gate valves, please confirm. | Specification 23 22 13 Section 2.5 states that valves greater than 2.5" shall be cast steel. |
| US2-5 | The specifications appear to require 300 class valves and fittings, instead of the 150 class stated in the SOW, please confirm. | In Specification 23 22 13 Section 2, the components greater than 2.5" are 1035kPa (150 psig). |
| US2-6 | The SOW calls for Armstrong 883 steam trap, which is a cast iron threaded trap. The specification provided requires steel bodied traps and flanged connections for 1.5" and above. Please confirm requirement. | The new steam trap shall be an Armstrong 833 Inverted Bucket Trap or equivalent. |
| US2-7 | Statement of Work General Scope states "relocate sump pit to the front right corner when viewed from the ladder". Please elaborate on the requirements of this aspect of work as there was still water in the pit and it was difficult to see the bottom of the vault. Is this simply a pump relocation or is the contractor required to cut in a new submerged pit in the floor of this vault? | The request is for a new pump to be installed and a new pit to be cut. Dimensions for pit in RFI US2-8. |
| US2-8 | If the requirement is to cut in a new submerged pit in the vault floor, please provide those details including, size and depth. | Per shop request, 2ft. x 2ft. wide and 18. in deep. |
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