It was discovered that there was a need to adjust the Statement of Work to include the omitted required air compressor/generator by the contractor to run the cryogenic cleaner system. Please provide a revised proposal no later than 12:00 PM PST 12/1/2025. We have also attached additional questions asked during the Solicitation period for reference/transparency. Original Description: Ventilation cleaning for up to 8,000 linear feet of ventilation duct work and in-line components on a US Navy Submarine at Trident Refit Facility in Silverdale, WA.� The contractor�MUST�Comply with the requirements as detailed in Ventilation Systems Manual S9512-AF-MMA-010 REV 4 CH 2; and clean to condition noted in Naval Ships Technical Manual (NSTM) Chapter 510, S9086-RQ-STM-010, REV-7, DTD 1 MAY 2006; Navy Ventilation Cleanliness Assessment Guide, Appendix B, pages B-1 through B-22.The contractor shall perform to the standards in this contract. The contractor shall provide all personnel, equipment, supplies, facilities, transportation, tools, materials, supervision, and other items and non-personal services necessary. The tentative North American Industry Classification System (NAICS) code selected for this acquisition 336611, Ship Building and Repairing.To be considered an interested vendor, you must possess this NAICS code in your System for Award Management (SAM) registration. Interested offerors must be registered in SAM at www.sam.gov..�Questions or comments regarding this notice may be forwarded to Christopher Cooper at Christopher.t.cooper14.civ@us.navy.mil and Andrew Skelley at andrew.m.skelley.civ@us.navy.mil.Responses, questions, or comments should be provided via EMAIL ONLY.�No information regarding this posting will be disseminated via phone.DUE TO PIEE CONNECTION ISSUES, EMAIL SUBMISSIONS WILL BE ACCEPTED UP UNTIL CLOSING DATE/TIME OF SOLICITATION. INCLUDE BOTH Christopher.t.cooper14.civ@us.navy.mil and andrew.m.skelley.civ@us.navy.mil as recipients for the submission.