CITY OF SEATAC

REQUEST FOR QUALIFICATIONS

Systemic Intersection and Pedestrian Safety Improvements SeaTac Public Works Capital Improvement Project ST-834-2

Submittal Deadline: October 9, 2026, at 5:00 PM

Submit to: Brenton Cook, Project Manager, bcook@seatacwa.gov

The City of SeaTac is soliciting a Request for Qualifications from consulting firms with expertise in civil engineering and traffic engineering design.

The term of this agreement will be approximately one year (1 year) in duration with the option for the City of SeaTac to extend it for additional time and money, if necessary. A negotiated hourly rate agreement shall be utilized. It is expected the contract will be executed and work will begin by March 2027. The City of SeaTac reserves the right to retain the services of the successful firm for any subsequent phases associated with this project, which may include design support during construction and construction management.

PROJECT DESCRIPTION

The proposed project will construct pedestrian safety improvements at multiple locations citywide as detailed below:

Pedestrian Refuge Islands

• West Leg of South 200th Street & Military Road South

• State Route 518 Exit Ramp at Des Moines Memorial Drive South

• North Leg and South Leg of South 200th Street & 26th Avenue South

• East Leg of South 188th Street & 42nd Avenue South

Rectangular Rapid Flashing Beacon Crossings

• East Leg of South 136th Street & 16th Avenue South

• West Leg of South 136th Street & 20th Avenue South

• West Leg of South 128th Street & 20th Avenue South

• South Leg of South 128th Street & Military Road South

• South Leg of South 135th Street & Military Road South

• South Leg of South 140th Street & Military Road South

• South Leg of South 148 Street & Military Road South

Mountable Curb Median

• North leg of Des Moines Memorial Drive South & South 144th Street

Refer to Exhibit A for a map of the proposed improvements. Project sites may require construction of Americans with Disabilities Act (ADA) compliant curb ramps, installation of ADA compliant pedestrian signals & push buttons, minor stormwater modifications, street level lighting, installation of video traffic detection system, updates to signal timing, traffic signal head replacement, asphalt paving, and channelization.

In addition, twenty-two (22) intersections within the City will be evaluated for leading pedestrian interval (LPI) and pedestrian recall. Refer to Exhibit B for the signal sites. The consultant shall design the signal timing modifications if the evaluation determines they are warranted.

SCOPE OF WORK

The Consultant shall be responsible for providing professional services that include, but shall not be limited to:

1. Project management.

2. Survey services to support design.

3. Geotechnical engineering services to support design (if necessary).

4. Traffic engineering services to support design including turn analyses and adjustments to signal timing plans.

5. Preparation of necessary permits and environmental clearances including SEPA and NEPA.

6. Coordination with utilities and adjacent jurisdictions.

7. Preparation of 30%, 60%, 90%, and 100% level plans, specifications, and engineer’s estimate.

8. Bid and award support.

Having the capability to provide construction administration services shall not be a prerequisite for this contract. However, the Consultant’s scope may be amended to include construction administration services at the City’s discretion if the Consultant is qualified to perform such services.

IMPORTANT PROJECT CONSIDERATIONS

• The project is federally funded through the Highway Safety Improvement Program (HSIP).

• The City will manage the bid advertisement, bid opening, and award of the project.

• Right-of-way acquisition is not anticipated.

• A voluntary SBE goal amount of ten percent of the Consultant Agreement is established.

The Consultant shall develop a SBE Participation Plan prior to commencing work. Although the goal is voluntary, the outreach efforts to provide SBE maximum practicable opportunities are not.

SUBMITTAL REQUIREMENTS

Statements of Qualifications shall be limited to ten (10) pages (8½ “x11”), including cover letter, resumes, and exhibits. Statements of Qualifications must be received electronically via email to the project manager, Brenton Cook at bcook@seatacwa.gov, no later than the stated deadline.

No hard copy proposals will be accepted. Upon receipt of your documents, the City will send a confirmation email.

SELECTION CRITERIA

Criteria Points (100 Total)

Organization of the project team along with qualifications of key personnel 20

Firm’s recent experience designing similar projects 20

Project understanding and approach 30

Ability to meet schedule 10

Design experience in federally funded projects 10

Approach to meet the voluntary SBE goal 10

At a minimum, the following information is expected:

• An organizational chart and resumes for project team members, including all subconsultants.

• The percentage of time the proposed key personnel will have available to devote to the project.

• A discussion of previous experience with similar projects

• A proposed schedule for completing the work, including intermediate project stages and milestones leading to a final project and in sufficient detail to allow an assessment of the consultant’s ability to provide the resources necessary to meet the schedule.

• The consultant’s identification of the critical work elements and how the team would address these issues.

Following evaluation of SOQ, the City will interview up to three (3) firms. Interviews will be held virtually. Those firms selected for interviews will have the opportunity to present team members’ experience in the design of similar projects, project understanding, approach, schedule, and federal funding experience.

SCHEDULE

RFQ Advertisement September 8, 2026 & September 15, 2026

Questions due October 7, 2026, by 5:00 p.m. PST

Proposals due October 9, 2026, by 5:00 p.m. PST

Preliminary Selection of Firms and Notification By October 27, 2026

Interviews Week of November 12, 2026

Final Selection November 18, 2026

Finalize Contract Scoping and Negotiations December 11, 2026

City Council Action on Contract February 23, 2027

Dates of publication in the Seattle Times: September 8, 2026 & September 15, 2026

QUESTIONS

Questions or requests for clarification regarding this RFQ shall be directed to the Brenton Cook, Project Manager, via email at bcook@seatacwa.gov. Questions must be received no later than 5:00 p.m. on October 7, 2026. Questions will be answered both by email and via FAQ document that will be available to all prospective consultants on the City’s RFQ website (https://www.seatacwa.gov/rfq).

Questions about the electronic submittal process will also be directed to Brenton Cook. If the file size is too large to send through email, please coordinate with the project manager to submit electronically using an alternative method

ADDENDA

If at any time the City changes, revises, deletes, clarifies, increases, or otherwise modifies the

RFQ, the City will issue a written addendum to the RFQ and post on the City website. It is the

Proposer’s responsibility to check for addenda and other new documents online.

LANGUAGE ACCOMODATION STATMENT

The City is committed to ensuring equal access to this document. For Limited English Individuals who need further assistance, please contact Brenton Cook at bcook@seatacwa.gov.

AMERICANS WITH DISABILITIES ACT (ADA) INFORMATION

The City of SeaTac in accordance with Section 504 of the Rehabilitation Act (Section 504) and the Americans with Disabilities Act (ADA), commits to nondiscrimination on the basis of disability, in all of its programs and activities. This material can be made available in an alternate format by emailing Brenton Cook at bcook@seatacwa.gov.

TITLE VI STATEMENT

The City of SeaTac in accordance with the provisions of Title VI of the Civil Rights Act of 1964 (78 Stat. 252,42 U.S.C. 2000d to 2000d-4) and the Regulations, hereby notifies all bidders that will affirmatively ensure that any contract entered into pursuant to this advertisement, disadvantaged business enterprises will be afforded full and fair opportunity to submit bids in response to this invitation and will not be discriminated against on the grounds of race, color, or national origin in consideration for an award.

EQUAL EMPLOYMENT OPPORTUNITY (EEO)

This project will be held to federal equal employment opportunity requirements.

The City of SeaTac encourages disadvantaged, minority, women-owned consultant, and veteran owned firms to respond.

PREPARATION OF COSTS

The City of SeaTac shall not be responsible for proposal preparation costs, nor for costs including attorney fees associated with any (administrative, judicial or otherwise) challenge to the determination of the highest ranked proposer and/or award of contract and/or rejection of proposal. By submitting a proposal, each proposer agrees to be bound in this respect and waives all claims to such costs and fees.

REJECTION OF PROPOSALS

The City of SeaTac reserves the right to reject any or all proposals if determined to be in the best interest of the City, and to accept or reject immaterial defects or minor irregularities in any submittal.

GENERAL TERMS AND CONDITIONS

The following terms and conditions apply to all proposals to provide services to City of SeaTac:

A. City of SeaTac expressly reserves the following rights:

a. To reject any and/or all irregularities in the proposals submitted.

b. To reject any or all proposals or portions thereof.

c. To base awards with due regard to quality of services, experience, compliance with specifications, and other such factors as may be necessary in the circumstances.

d. To make the award to any vendor or combination of vendors whose proposal(s), in the opinion of the City, is in the best interest of the City.

B. In the event negotiations are not completed with the top-ranked consultant team, negotiations may proceed with the next most qualified team or teams.

C. Any proposal or modification received after the time and date specified will not be accepted. Receipt time is deemed to be the email’s receipt as logged by City’s email system.

D. All documents, reports, proposals, submittals, working papers, or other materials prepared by the consultant pursuant to this proposal shall become the sole and exclusive property of the City, and the public domain, and not the property of the consultant. The consultant shall not copyright, or cause to be copyrighted, any portion of said items submitted to the City because of this solicitation.

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\\...\Working\SEA-CIProjects\PW_ST-834_SafetyImprovements\20250808_ProjectLocations

Date Prepared: 8/31/2026 Source: City of SeaTac, King County, Sound Transit, WSDOT

Prepared by the City of SeaTac GIS. All rights reserved. This product has been compiled from the best available data. No warranty is expressed or implied as to accuracy, completeness, or fitness for any specific use. Not to be used for purposes of legal description or definition.

Not a substitute for a professional survey.

Systemic Intersection and Pedestrian Safety Improvements (ST-834-2) Physical Sites Systemic Intersection and Pedestrian Safety Improvements (ST-834-2) Physical Sites

C i t y o f S e a Ta cC i t y o f S e a Ta c

Legend

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City Center Overlay District

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City of SeaTac

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Date Prepared: 1/28/2026 Source: City of SeaTac, King County, Sound Transit, WSDOT

Prepared by the City of SeaTac GIS. All rights reserved. This product has been compiled from the best available data. No warranty is expressed or implied as to accuracy, completeness, or fitness for any specific use. Not to be used for purposes of legal description or definition.

Not a substitute for a professional survey.

Systemic Intersection and Pedestrian Safety Improvements (ST-8342) Signal Sites: Candidates for LPI and Pedestrian Recall Systemic Intersection and Pedestrian Safety Improvements (ST-8342) Signal Sites: Candidates for LPI and Pedestrian Recall

C i t y o f S e a Ta cC i t y o f S e a Ta c

Legend Potential Signal Improvement Sites

Angle Lake Station Area Overlay District

City Center Overlay District

S 154th St Station Area Overlay District

City of SeaTac