This is a service / maintenance or supply contract in Fort Defiance, Arizona. Contact the soliciting agency for additional information.

Scope of Work: TPO Roofing Restoration Coating A. Pre-Work Inspection & Preparation _ Conduct a thorough inspection of the existing TPO membrane for signs of wear, punctures, or seam failures. The contractor is responsible for completing all work outlined in the Scope of Work for the agreed-upon price. The quoted price shall encompass all labor, materials, equipment, and services necessary to fulfill the contract requirements without additional cost to the Navajo Nation Facilities Maintenance Department (FMD), unless otherwise approved in writing. _ Identify and document areas requiring major repairs. _ Clear the roof surface of debris, dirt, and contaminants using a blower or power washer (as needed). _ Ensure the surface is dry and free of moisture before proceeding. _ Replace all damaged or compromised TPO sections with like material. _ Ensure positive drainages. B. Surface Preparation _ Clean the existing membrane seams with an approved TPO cleaner. _ Lightly abrade areas needing resealing to enhance adhesion. _ Apply TPO primer to ensure proper bonding (if required by manufacturer guidelines). C. Resealing Process _ Re-weld loose or failing seams using a hot-air welder. _ Apply TPO seam tape where necessary, ensuring full adhesion. _ Seal minor punctures or damage with TPO-compatible liquid sealant or flashing material. _ Conduct a final pass with a roller to ensure seams are fully bonded. _ Apply manufacturer-approved sealant material in strict accordance with the specified guidelines and recommendations. _ Reseal all TPO roofing surfaces, including parapet walls, using a manufacturer-approved sealant at the recommended thickness to ensure long-term waterproofing and durability. _ Properly seal all roofing penetrations, equipment pedestals, and walking surfaces. Replace and/or install designated walking pathways as needed to protect the TPO roofing membrane from foot traffic damage. D. Post-Work Inspection & Testing _ Perform a seam probe test to confirm proper adhesion. _ Conduct a water test if needed to check for leaks. _ Inspect the entire roof to verify all problem areas have been addressed. _ Upon final inspection and acceptance, the contractor shall provide a written 15-year guarantee covering both the materials used and the workmanship, ensuring protection against defects in materials and labor. _ Premium/Manufacturer-Specific Warranties: Up to 15 years (for high-performance sealants) E. Cleanup & Final Documentation _ Remove all tools, materials, and debris from the roof. _ Provide a final report with photos and details of completed work. _ Recommend ongoing maintenance or additional repairs if necessary. 10. QUALIFICATION REQUIREMENTS AND FORMAT The following material is to be included in all responses and received by the date and time noted above in order for any entity to be considered: a. Title Page showing that the proposal submitted is for: RFP - TPO Roofing Restoration Coating 2025. b. The entity name, contact person information and date of response. c. Table of Contents d. Information described in the following: 11. Technical Proposal Section Section I: Company Profile This section should state the size of the entity, the type of entity, the entity's background, and the location and/or office from which the work on this project shall be performed. Section II: Experience The response should include details of experience with facility roofing repairs and replacement for educational and government facilities. In addition, interested entities must have at least ten years minimum experience performing roofing and maintenance services. Section III: References Include a list of references and contact information in the response. This list should include past and present clients as outlined in Section II above, including names and telephone numbers of contact people. Questions relating to this request for proposals must be submitted in writing to the following (faxed or emailed questions are acceptable): Navajo Nation Facilities Maintenance Department Post Office Box 528 Fort Defiance, Arizona 86504 Attn.: Marcus C. Tulley Fax: 928-729-4258 Email: marcustulley@navajo-nsn.gov