CAPE COD NS - REPLACE DEFLINO & EGGLESTON SEPTIC 140P4326R0002

The National Park Service, Contracting Operations East, New England Major Acquisition Buying Office, issues this Request for Proposal (RFP) for a construction requirement at Cape Cod National Seashore in Wellfleet, Massachusetts. Work will consist of furnishing all labor, supervision, materials, tools, supplies, permits, professional services, and equipment as required to replace the wastewater septic systems at the Delfino and Eggleston 2 properties as detailed in the Specifications. The estimated magnitude of the complete requirement is between $100,000 and $250,000. Provisions and clauses - 01/08/2026 Attachment 1 - Project Specifications - 01/08/2026 Attachment 2 - Plans - 01/08/2026 Attachment 3 - DOL Construction Wage Rate Determination - 01/02/2026 Attachment 5 - Construction Contract Administration - 01/08/2026 An organized site visit has been scheduled for January 23, 2026, at 10:00 am ET. Participants will meet at 880 Cable Road, Eastham, MA, 02642.

The National Park Service, Contracting Operations East, New England Major Acquisition Buying Office, issues this Request for Proposal (RFP) for a construction requirement at Cape Cod National Seashore in Wellfleet, Massachusetts. Work will consist of furnishing all labor, supervision, materials, tools, supplies, permits, professional services, and equipment as required to replace the wastewater septic systems at the Delfino and Eggleston 2 properties as detailed in the Specifications. The estimated magnitude of the complete requirement is between $100,000 and $250,000. Provisions and clauses - 01/08/2026 Attachment 1 - Project Specifications - 01/08/2026 Attachment 2 - Plans - 01/08/2026 Attachment 3 - DOL Construction Wage Rate Determination - 01/02/2026 Attachment 5 - Construction Contract Administration - 01/08/2026 An organized site visit has been scheduled for January 23, 2026, at 10:00 am ET. Participants will meet at 880 Cable Road, Eastham, MA, 02642. AMENDMENT 0001: The purpose of this amendment is to provide a response to all questions received, to provide the list of attendees to the organized pre-bid site-visit conducted on January 23, 2026, and to schedule a second organized site-visit for interested offerors that were unable to attend the first. Therefore: 1. A response to all questions received is incorporated into this Amendment. 2. List of attendees to the January 23, 2026, site-visit is attached. 3. A second organized site-visit has been scheduled for January 29, 2026, at 10:10 am ET. Participants shall meet at 880 Cable Road, Eastham, MA, 02642.

The National Park Service, Contracting Operations East, New England Major Acquisition Buying Office, issues this Request for Proposal (RFP) for a construction requirement at Cape Cod National Seashore in Wellfleet, Massachusetts. Work will consist of furnishing all labor, supervision, materials, tools, supplies, permits, professional services, and equipment as required to replace the wastewater septic systems at the Delfino and Eggleston 2 properties as detailed in the Specifications. The estimated magnitude of the complete requirement is between $100,000 and $250,000. Provisions and clauses - 01/08/2026 Attachment 1 - Project Specifications - 01/08/2026 Attachment 2 - Plans - 01/08/2026 Attachment 3 - DOL Construction Wage Rate Determination - 01/02/2026 Attachment 5 - Construction Contract Administration - 01/08/2026 An organized site visit has been scheduled for January 23, 2026, at 10:00 am ET. Participants will meet at 880 Cable Road, Eastham, MA, 02642. AMENDMENT 0001: The purpose of this amendment is to provide a response to all questions received, to provide the list of attendees to the organized pre-bid site-visit conducted on January 23, 2026, and to schedule a second organized site-visit for interested offerors that were unable to attend the first. Therefore: 1. A response to all questions received is incorporated into this Amendment. 2. List of attendees to the January 23, 2026, site-visit is attached. 3. A second organized site-visit has been scheduled for January 29, 2026, at 10:10 am ET. Participants shall meet at 880 Cable Road, Eastham, MA, 02642. AMENDMENT 0002: The purpose of this amendment is to reschedule the second organized site-visit due to inclement weather affecting access to the site. Therefore: 1. The second organized site-visit has been rescheduled for January 30, 2026, at 10:00 am ET. Participants shall meet at 880 Cable Road, Eastham, MA, 02642.

The National Park Service, Contracting Operations East, New England Major Acquisition Buying Office, issues this Request for Proposal (RFP) for a construction requirement at Cape Cod National Seashore in Wellfleet, Massachusetts. Work will consist of furnishing all labor, supervision, materials, tools, supplies, permits, professional services, and equipment as required to replace the wastewater septic systems at the Delfino and Eggleston 2 properties as detailed in the Specifications. The estimated magnitude of the complete requirement is between $100,000 and $250,000. Provisions and clauses - 01/08/2026 Attachment 1 - Project Specifications - 01/08/2026 Attachment 2 - Plans - 01/08/2026 Attachment 3 - DOL Construction Wage Rate Determination - 01/02/2026 Attachment 5 - Construction Contract Administration - 01/08/2026 An organized site visit has been scheduled for January 23, 2026, at 10:00 am ET. Participants will meet at 880 Cable Road, Eastham, MA, 02642. AMENDMENT 0001: The purpose of this amendment is to provide a response to all questions received, to provide the list of attendees to the organized pre-bid site-visit conducted on January 23, 2026, and to schedule a second organized site-visit for interested offerors that were unable to attend the first. Therefore: 1. A response to all questions received is incorporated into this Amendment. 2. List of attendees to the January 23, 2026, site-visit is attached. 3. A second organized site-visit has been scheduled for January 29, 2026, at 10:10 am ET. Participants shall meet at 880 Cable Road, Eastham, MA, 02642. AMENDMENT 0002: The purpose of this amendment is to reschedule the second organized site-visit due to inclement weather affecting access to the site. Therefore: 1. The second organized site-visit has been rescheduled for January 30, 2026, at 10:00 am ET. Participants shall meet at 880 Cable Road, Eastham, MA, 02642. AMENDMENT 0003: The purpose of this amendment is to provide a list of attendees to the organized pre-bid site-visit conducted on January 30, 2026, and to provide an amended Section M - Evaluation Factors for Award to remove any reference to Lowest Price Technically Acceptable Source Selection Process and replace it with the correct references to the Best Value Continuum Tradeoff Process defined at FAR Part 15.1. Therefore: 1. List of attendees to the January 30, 2026, site-visit is attached. 2. Revised Section M - Evaluation Factors for Award is incorporated to remove any reference to Lowest Price Technically Acceptable Source Selection Process and replace it with the correct references to the Best Value Continuum Tradeoff Process defined at FAR Part 15.1

CAPE COD NATIONAL SEASHORE - REPLACE EGGLESTON & DELFINO SEPTIC