Project Information

Bid Title

ENGINEERING SERVICES - ROUND ROCK SOLAR SUBSTATION

Issuing Agency

Navajo Tribal Utility Authority

Location

Arizona

Published Date

Dec 8, 2025

Closing Date

Dec 23, 2025

Government Level

State & Local

Status

Closed

Original Source

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Bid Documents

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Project Description

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ENGINEERING SERVICES -

ROUND ROCK

SOLAR SUBSTATION

Date:

December 23, 2025,

at

5:00 p.m. (MST)

Attachment Preview

LEGAL ADVERTISEMENT

Fort Defiance, Apache County

Arizona

NAVAJO TRIBAL UTILITY AUTHORITY

REQUEST FOR PROPOSAL

ENGINEERING SERVICES –

ROUND ROCK SOLAR SUBSTATION

Navajo Tribal Utility Authority (NTUA) is hereby contacting qualified engineering consultant

firms who are knowledgeable in Rural Utilities Service (RUS) Rules & Regulations and interested

in providing engineering services for this project located in Round Rock, Arizona.

Instructions and Scope of Work can be obtained from Avis Jimm, Contract Administrator, at (928)

729-6243 or by email avisj@ntua.com or at NTUA Purchasing Department, North Navajo Route

12, Fort Defiance, Arizona.

Proposal and Cost shall each be submitted in separate sealed envelopes clearly marked:

for the Proposal “DO NOT OPEN – ENGINEERING SERVICES - ROUND ROCK SOLAR

SUBSTATION (PROPOSAL)” and for the Cost “DO NOT OPEN – ENGINEERING

SERVICES - ROUND ROCK SOLAR SUBSTATION (COST)” and received by December

23, 2025 at 5:00 p.m. (DST). No late, facsimiled, or electronic mailed proposals will be accepted.

To ensure delivery by the due date and time, all proposals should be addressed to:

PHYSICAL ADDRESS:

Navajo Tribal Utility Authority

ATTN: Avis Jimm, Purchasing Department

North Navajo Route 12 (Fed Ex/UPS/Hand-Deliver)

Fort Defiance, Arizona 86504

Preference will be applied in accordance with the Navajo Business and Procurement Act (12

N.N.C. § 1501 et seq.); the Navajo Nation Procurement Act (12 N.N.C. § 301 et seq.); the Navajo

Nation Business Opportunity Act (5 N.N.C. § 201 et seq.) and other applicable statutory and

regulatory requirements. Proposers must submit evidence of their Preference Priority Certification

if applicable.

Commodity Codes

• NAICS 541330Engineering Services

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