Questions from Industry Thru 10 Feb 2022.pdf
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- Solicitation number
- 12305B22Q0030
About this file
This document contains questions from industry regarding a federal solicitation to remove, replace, and recommission poultry ventilation controls. The solicitation requires contractors to assess, remove, and replace defective controllers, switches, and devices on the poultry ventilation system in Building 229. Contractors must supply all necessary equipment, tools, and labor and perform any required control programming or electrical work. The evaluation report identifies specific items to be replaced in each room. Contractors must attend a mandatory site visit and submit any questions in writing by February 10th, 2022 to receive responses. The Department of Agriculture Agricultural Research Service Field Research Implementation and Information Delivery Northeast Area is the contracting agency. The NAICS code for this project is 238220. Add alternates should be priced for additional work items like replacing specific controllers or commissioning by a subcontractor.
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Questions from Industry
12305B22Q0030
As of 26 January 2022
1. Please confirm if Siemens work is to be provided by prime contractor.
Govt Response: Siemens work is needed, but will not be performed on this contract.
2. Please confirm if new poultry system alarms are to be monitored by the existing Siemens BAS controller as new points, in lieu of the existing BAS alarms re-used.
Govt Response: New alarms will be monitored as new points.
3. If new alarms are to be connected, please confirm existing alarms are to be disconnected and the existing wiring can be abandoned in place.
Govt Response: Existing alarms shall be disconnected and removed, but not abandoned in place.
4. If new points are to be connected to the Siemens controllers, please confirm existing Siemens controller spare point capacity can be used.
Govt Response: Existing spare point capacity will be used.
5. Please confirm only digital alarm inputs to the Siemens system are required and that no new analog points are required.
Govt Response: Yes. Only digital alarm inputs are required.
6. Please confirm that there is one poultry controller alarm per poultry controller, total of 10 alarms required for this project, to be tied into the Siemens BAS.
Govt Response: Correct. 10 alarms. One for each room.
7. Please confirm a single alarm light on the face of existing Siemens enclosures, one each wing, shall be provided to light when any of the Siemens monitored poultry room controller alarm contacts in that wing is in alarm.
Govt Response: Correct.
8. Please confirm new conduit shall be rigid galvanized steel.
Govt Response: Correct.
9. If new alarm connections and wiring are required between poultry and Siemens controllers, please confirm the 5 poultry controllers on each wing can be combined into one conduit run to the Siemens controller, and that individual 1/2” conduit runs are not required.
Govt Response: Correct. They shall be combined into one conduit.
10. Please confirm “Operations Maintenance monitor display” means the operator workstation on the Siemens BAS in Building 426 and existing connectivity is to be used.
Govt Response: Correct.
11. Please confirm there are no specifications for this project beyond the Statement of Work. Govt
Response: Correct.
12. Regarding Attachment 6, please confirm analog space temperature sensor inputs from poultry rooms are not part of this project, or provide scope of work for these sensors.
Govt Response: Correct. They are not part of this project.
As of 10 February 2022
13. The SOW says "Contractor shall provide the necessary materials and programming to address the alarm notification from the room controller/s to the existing Siemens panel". During the site walk on 2/2/22, it was explained that the rooms are not currently wired to the existing Siemens panel. Please confirm the Contractor is to provide an adjacent panel and wire all rooms to an adjacent panel. Siemens will tie to BAS under separate contract. Also, for additional electrical work in scope, please provide power drawings. Is it possible to have a second site visit to review power drawings/electrical requirements on site?
Govt Response: There is no need to provide an adjacent panel, alarm wiring shall be provided to Siemens panel via main conduit from individual room controller. Confirmed Power Plans shall be provided. Confirmed a 2nd site visit is approved for electrical requirements site review.
14. SOW page 4 calls for an independent third party for the commissioning of the functioning Poultry Ventilation System. Please confirm we are to commission only those pieces that have been upgraded/modified. Also, please let us know if we may have our mechanical subcontractor commission the system in order to control cost.
Govt Response: Provide ADD ALTERNATE pricing for commissioning by your sub if not included in total price.
15. Regarding the Evaluation Report, Room 102 – Please confirm pricing replacement of heater is acceptable, as it is our understanding that heater has been malfunctioning since fall 2021.
Govt Response: Provide ADD ALTERNATE pricing to replace the heater. Evaluation Report specifies replacing the Stage Hand relay card for heater.
16. Regarding the Evaluation Report, Room 103 – Please confirm pricing replacement of ST1.3 AeroSpeed controller is acceptable.
Govt Response: Evaluation Report indicate this item to be replaced. Pricing should be included in bid price.
17. Regarding the Evaluation Report, Room 105 – Please confirm we are to provide alternate pricing for the relay card for the heater.
Govt Response: Evaluation Report indicate this item to be replaced. Pricing should be included in bid price.
18. Regarding the Evaluation Report, Corridor Preheaters, Both Corridors – The evaluation report calls for performing maintenance and repairs as needed. Are we to provide an allowance for this?
Otherwise, how would you like us to quantify maintenance and repairs required?
Govt Response: Provide maintenance evaluation/assessment of Corridor heaters. Provide ADD ALTERNATE pricing to rectify the conditions identified.
19. Regarding the Evaluation Report, Rooms 136 and 137 – Please confirm we are NOT to price replacing the controller in these rooms.
Govt Response: Provide ADD ALTERNATE pricing to replace the controller if present condition require replacement.
20. Regarding the Evaluation Report, Room 138 – During walk through, we verified that two fans ran, and one did not, likely because of the documented damaged switch. Please confirm that we do NOT need to price replacing the controller.
Govt Response: Evaluation Report does not indicate the replacement, however, provide ADD ALTERNATE pricing if present condition require replacement.
21. Regarding the Evaluation Report, Room 139 – Please confirm we are to price replacing the complete controller.
Govt Response: Confirmed this item to be replaced.
22. Solicitation Section K, Paragraph K.2.a.1 references NAICS code 238150. Please confirm that the proper NAICS code for this project is 238220.
Govt Response: NAICS code for this requirement is 238220.
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