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iHouse Apartment Construction

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75H70126R00026Federal

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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Solicitation 75H70126R00026 is a request for proposals issued by the Indian Health Service Division of Engineering Services - Seattle for the construction of a 19-unit apartment building at the Inscription House Health Center in Tonalea, Arizona. This project is an ISBEE set-aside under NAICS code 236220, with an estimated construction magnitude between 5 million and 10 million dollars. The objective is to adapt and construct the facility in compliance with all local building codes and regulations. The contract is a firm-fixed-price, lump sum agreement with a period of performance of 365 calendar days from the Notice to Proceed. The government will utilize a Lowest Price Technically Acceptable (LPTA) source selection process, awarding the contract to the lowest-priced offer that meets all technical and past performance requirements. Proposals must be submitted electronically in PDF format and include a technical approach, a construction schedule, and a price proposal. Key requirements include compliance with the Davis-Bacon Act, the Buy American Act, and ADA standards. Following multiple amendments to address questions and provide final geotechnical reports, the final offers due date has been extended to November 12, 2026.

General Info

Construction of 19-unit apartment building in Arizona, $5-10 million, due November 12, 2026.

NAICS

236220 - Commercial and Institutional Building Construction

Place of Performance

Tonalea, AZ, 86044, USA

Set-Aside

ISBEE

Documents

20

A00001 SF-30 Amendment to Solicitation 75H70126R00026

PDF, High priority: read this first4 pages · amendment
High

Amendment A00002 to Solicitation 75H70126R00026

PDF, High priority: read this firstamendment
High

Amendment A00003 - House Apartment Construction

PDF, High priority: read this firstamendment
High

Amendment A04 - iHouse Apartment Construction

PDF, High priority: read this firstamendment
High

ATEK Draft Geotechnical Exploration Report - IHS IDIQ House

PDF, High priority: read this firstsow
High

Attachment J99 Optional Past Performance Questionnaire (PPQ) Form PPQ-0

DOCX, High priority: read this firstpast-performance
High

Final Geotechnical Exploration Report - IHS IDIQ iHouse Tonalea, AZ

PDF, High priority: read this firstspecifications
High

iHouse 19 Unit Apartment Building Phase 4 Construction Documents

PDF, High priority: read this firstconstruction-documents
High

J03 iHouse Apartment Phase 4 Drawings

PDF, High priority: read this firstconstruction-drawings
High

J04 iHouse Apt 03 Phase 4 Specifications

PDF, High priority: read this firstspecifications
High

RFP 75H70126R00026 iHouse Apartment Construction

PDF, High priority: read this firstrfp
High

Self-Performed Calculation Sheet for Limitations on Subcontracting

DOCX, High priority: read this firstself-performed-calculation-sheet
High

SOW for 19-unit Apartment Construction at Inscription House Health Center

PDF, High priority: read this first4 pages · sow
High

U.S. Department of Labor WH-347 Payroll Form

PDF, High priority: read this firstwage-determination
High

Wage Determination AZ20260043 May 18, 2026

PDF, High priority: read this firstwage-determination
High

75H70126R00026 Q&A / RFI Responses for iHouse Apartment Construction

PDF, Medium priorityq-and-a
Medium

A01 Site Visit Sign-In Sheet - Thru Health Center

PDF, Low priorityother
Low

Final Release of Claims Document

DOCX, Low priorityrelease-of-claims
Low

iHouse Apartment Construction Q&A - Solicitation 75H70126R00026

PDF, Low priorityq-and-a
Low

Sources Sought Notice 75H70126R00026 Indian Economic Enterprise Representation Form

PDF, Low prioritysources-sought
Low

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Timeline

4 updates
PhaseSolicitation
Posted

Solicitation

Notice updated

Response deadline changed from Aug 24, 2026 to Sep 24, 2026. The notice description changed.

Notice updated

Response deadline changed from Sep 24, 2026 to Oct 8, 2026. The notice description changed.

Notice updated

Response deadline changed from Oct 8, 2026 to Oct 22, 2026. The notice description changed.

Notice updated

Response deadline changed from Oct 22, 2026 to Nov 12, 2026. The notice description changed.

Response Deadline

Submission deadline

Response Deadline

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Organization & Contact Information

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AgencyDepartment Of Health And Human Services → Division Of Engineering Svcs - Seattle
Contacts2 people available
OfficeSEATTLE, WA, 98121, USA

Full Description

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Amendment A04: 


1. The purpose of this solicitation amendment A04 is to (1) Post the some of the remaining questions and answers (Q&As), (2) Post the final Geotech Report, and (3) extend the offers due date.
2. Attached are the answers to the some of the remaining questions received and attachment J01a GeoTech 10Sep2024.
3. The offers due date is extended to 11/12/2026.
4. The Government may provide updated attachments when the remaining Q&A’s are posted.
5. All other terms and conditions remain unchanged.



Amendment A03: 


1. The purpose of this solicitation amendment is to extend the offers due date.
2. It is taking longer than expected to respond to the questions received. The offers due date is extended to 10/22/2026.
3. All other terms and conditions remain unchanged.



Amendment A02: 


1. The purpose of this solicitation amendment is to extend the offers due date.
2. It is taking longer than expected to respond to the questions received. The offers due date is extended to 10/08/2026.
3. All other terms and conditions remain unchanged.



Amendment A01: 


1. The purpose of this solicitation amendment A01 is to:
a. Post questions and answers (Q&As),
b. Post the site visit sign-in sheet,
c. Post the Geotech Report,
d. Update a clause,
e. Extend the offers due date.
2. Attached are the questions received to this date with some answers. The Government is researching the rest of the questions and will post those answers soon.
3. Attached is the site visit sign-in sheet.
4. Attached is the Geotech Report.
5. HHSAR clause 352.223-70 Safety and Health is updated to the OCT 2026 version and the full text is provided at the end of this amendment.
6. The offers due date is extended to 09/24/2026.
7. Remember to acknowledge all amendments. Block 11 of the SF-30 provides instructions for acknowledging amendments; it is acceptable to acknowledge on block 19 of the SF-1442.
8. All other terms and conditions remain unchanged.



Request for Proposals 75H70126R00026


iHouse Apartment Construction


Goal: The objective of this project is to adapt and construct a 19-unit apartment building to a new location while ensuring compliance with all applicable local building codes and regulations.


Set-Aside: ISBEE set-aside.


Product Service Code: Y1FA Construction Of Family Housing Facilities


NAICS Code: 236220, Commercial and Institutional Building Construction with a size standard of $45M


Location: Indian Rte 6290, Tonalea, AZ 86044         County: Coconino


POP: 365 calendar days


Construction Magnitude: Between $5,000,000 and $10,000,000


Contract Type: firm-fixed-priced


TERO: TERO not is applicable.

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