B01 Page 1 of 2 v1 Mar2025 Synopsis Pre-Solicitation Notice

!United States Department of the Interior

NATIONAL PARK SERVICE

DENVER SERVICE CENTER

CONTRACTING SERVICES

1 DENVER FEDERAL CENTER, BUILDING 50

P.O. BOX 25287

DENVER, COLORADO 80225-0287

File Code: B01

D5217 (DSC-CS)

GRCA 257282

140P2025R0093

Date: July 15, 2026

To: General Public via SAM.gov

From: National Park Service (NPS), Denver Service Center (DSC), Contracting Services (CS) Division

Subject: Pre-Solicitation Notice (PSN) – Request for Proposal (RFP) 140P2025R0093

Reference: GRCA 257282 – Replace Wastewater Plant at South Rim Village This pre-solicitation announcement is to advise the Industry that NPS DSC intends on issuing an RFP Solicitation for the Construction Services described below, in support of the above referenced project requirement at Grand Canyon National Park in Coconino County, Arizona.

This PSN is not a formal Solicitation in itself, but rather a Synopsis of forthcoming RFP 140P2025R0093.

Specific instructions on submitting your proposal will be contained in the solicitation documents to be issued on or after 08/01/2026.

General Project Description and Scope:

This project is located at Grand Canyon National Park, AZ. The surrounding area is rural with limited staging room available, although staging is available within the park for material and contractor camp the nearest suppliers and lodging facilities is 75 miles from the Park, and unique material delivery requirements. The Park will remain open during construction thus contract activities and logistics must be structured and scheduled to minimize visitor impact.

The site requires protective measures to ensure the surrounding area remains undisturbed. The anticipated 1,095 calendar day period of performance includes potential weather shutdown and winter construction may be required.

Construction magnitude is more than $100,000,000.00.

The surrounding area is urban with limited staging on site.

Note any unique material delivery requirements.

The construction site is 25 -50 miles from nearest suppliers and lodging facilities.

The Park will remain open during construction, thus contract activities and logistics must be structured and scheduled to minimize visitor impact.

The site requires protective measures to ensure the surrounding area remains undisturbed.

The structure is a natural/cultural resource.

The anticipated period of performance of 1095 calendar days includes any potential weather shutdown.

There are seasonal/other shutdowns mandated through the construction season.

Winter construction may be required.

Work to be performed under this Construction Services project requirement includes:

Located on the South Rim of the Grand Canyon in the South Rim Village this project involves the construction of a new 0.65 MGD Membrane Bio-Reactor wastewater treatment plant (WWTP)at the existing Wastewater Treatment Plant site, including new treatment facilities (utility connections, site power, electrical, instrumentation and control), B01 Page 2 of 2 v1 Mar2025 administrative and support buildings, utilities, and process systems. Work includes site preparation, relocation of existing storage, installation of process facilities, and complete demolition and removal of existing WWTP infrastructure. The existing plant will remain inpermitted operation by NPS staff until the new plant has been accepted by the Government. The scope also includes site improvements such as grading, paving, fencing, as well as a 12-month operational support period. Additionally, the project includes improvements and extension of the access road to the facility. Specifications and drawings are attached and incorporated herein by reference.

North American Industry Classification System (NAICS) Code for this requirement is: 221320 – “Sewage Treatment Facilities.”

Set-Aside: No Set-Aside Used

Size Standard: $35 Million.

Product Service Code (PSC): Y1ND – “Construction of Sewage and Waste Facilities.”

Magnitude of Construction: More than $10 Million

Anticipated Period of Performance: 1035 calendar-days from Notice to Proceed (NTP).

Contract-Type Vehicle: Firm-Fixed-Price (FFP)

Bonding: Bid, Performance and Payment Bonds will be required.

Additional Information: RFP 140P2025R0093 will be issued electronically via the System for Award Management website (https://sam.gov). Specific instructions on submitting Proposals will be contained in the formal Solicitation documents, which is anticipated to be issued after August 1, 2026. Documents will be made available for download purposes in Microsoft Word, Microsoft Excel, Adobe PDF, and/or HTML formats; Specifications available in Adobe PDF; and Drawings available in Adobe PDF. Paper Copies of the referenced documents will not be made available.

Prospective offerors desiring to conduct business with the NPS DSC are required to have an active registration in the Systems for Awards Management (SAM) at www.sam.gov, and required to have a UEI number in order to conduct business with the Federal Government. The SAM.gov website has a “Contract Opportunities” area and “Watchlist” option, where you can add your company’s interest. Registering provides the opportunity to receive notifications, which is a tool of convenience only; and does not serve as a guarantee of notification. Interested Parties are required to visit the SAM.gov website periodically to check for Amendments and other changes to the Synopsis or Solicitation documents.

An on-site/virtual pre-bid conference will take place at the South Rim on August 11, 2026. Specific time and location will be posted on SAM through a "Special Notice" in the next week.

Federal Acquisition Regulations (FAR) Procedures: FAR Part 15 – “Contracting by Negotiation,” and FAR Part 36 – “Construction and Architect-Engineer Contracts,” in conjunction with FAR 6.203 and FAR 19.502-2. Award shall be made to the responsible Offeror whose offer conforms to requirements and represents the Best Value to the Government, considering Technical, Past Performance, and Price factors. Evaluation of interested firms will be based on the following in the Solicitation:

Trade-off: The basis of award will utilize the best value continuum – Trade-off process in accordance with FAR 15.101-1 to result in an award to the responsible Offeror pursuant to FAR 9.1.

NPS DSC CS Division Point-of-Contact:

Contracting Officer, Tim Burger – timothy_burger@ios.doi.gov Contract Specialist, Kristin Tauber – Kristin_tauber@ios.doi.gov

Revisions https://sam.gov/ http://www.sam.gov/