This announcement is to amend the solicitation to extend the response date to Friday, 3 February 2023, 12PM EST, extend the period of performance to 380 days after issuance of notice to proceed, and incorporate a revised Statement of Work for all interested parties for the Replace Generator project for Indiana Dunes National Park.The solicitation and any amendments can be found and retrieved on beta.SAM; https://beta.sam.gov/search?index=opp.Please complete the SF Form 1442 as instructed in the original solicitation. All amendments must also be read - SF 30 can be signed and returned once downloaded from beta.SAM or acknowledged that it was reviewed in block 19 on the SF 1442. Offers may be submitted to Jarrod Brown via email: jarrod_brown@nps.gov.