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File #: 2025-2136    Version: 1
Type: Motion Status: Pending Assignment to Committee
File created: 6/30/2025 In control: Public Infrastructure and Conservation Committee
On agenda: Final action:
Title: Motion 25-320, authorizing the County Executive to sign Amendment No. 4 to Agreement PDB01-23 with Cornerstone General Contractors, Inc. to provide progressive design build services for the Arlington Operations Redevelopment Center Project
Attachments: 1. Proposed Motion 25-320, 2. Amendment No. 4, 3. Amendment No. 3, 4. Amendment No. 2, 5. Amendment No. 1, 6. Original Agreement, 7. Certificate of Insurance, 8. Motion Assignment Slip
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Executive/Council Action Form (ECAF)

 

 

ITEM TITLE:

Title

Motion 25-320, authorizing the County Executive to sign Amendment No. 4 to Agreement PDB01-23 with Cornerstone General Contractors, Inc. to provide progressive design build services for the Arlington Operations Redevelopment Center Project

body

DEPARTMENT:  Public Works

 

ORIGINATOR:  Lori Ericsson

 

EXECUTIVE RECOMMENDATION:  Approved by Ken Klein 7/1/25

 

PURPOSE: Approval of Amendment No. 4 to Agreement PDB01-23 will allow Snohomish County Public Works to utilize Cornerstone General Contractors, Inc. to provide Progressive Design Builder Services necessary for the Arlington Operations Center Redevelopment project.

 

BACKGROUND: Snohomish County Public Works along with the Facilities department plans to redevelop the current Road/Bridge/Fleet Maintenance facility located at 19620 67th Ave NE in Arlington, WA The project will be phased with an initial Phase 1 scope to replace the road crew/administrative building, provide stormwater and utility improvements and mitigate the site’s soil contamination.   In December 2023, Agreement PDB01-23 was executed between Snohomish County and Cornerstone General Contractors Inc. for the  Arlington Operations Center Redevelopment Project. Since that time PW has processed three amendments which were approved by Council in February 2024 for Validation Phase services, August 2024 for Design Phase Services and July 2025 for the preliminary Granite Falls site construction work.  PW has negotiated Amendment No. 4 to complete work at the Granite Falls site and for full construction at the Arlington site. The Guaranteed Maximum Price for this work is $25,215,490.00, plus sales tax.

 

FISCAL IMPLICATIONS:

EXPEND: FUND, AGY, ORG, ACTY, OBJ, AU

CURRENT YR

2ND YR

1ST 6 YRS

306 501065016399 Construction Progress

$11,563,843.00

$13,651,647.00

$25,215,490.00

 

 

 

 

 

 

 

 

 

 

 

 

TOTAL

$11,563,843.00

$13,651,647.00

$25,215,490.00

 

 

REVENUE: FUND, AGY, ORG, REV, SOURCE

CURRENT YR

2ND YR

1ST 6 YRS

Public Works Construction Fund 306

$11,563,843.00

$13,651,647.00

$25,215,490.00

 

 

 

 

 

 

 

 

 

 

 

 

TOTAL

$11,563,843.00

$13,651,647.00

$25,215,490.00

 

DEPARTMENT FISCAL IMPACT NOTES:  Funds are included in the approved 2025-2026 budget.

 

CONTRACT INFORMATION:

Original

 

Contract #

PDB01-23

Amount

$0.00

Amendment 1

 

Contract #

PDB01-23

Amount

$722,160.00

Amendment 2

 

Contract #

PDB01-23

Amount

$3,195,544.00

Amendment 3

 

Contract #

PDB01-23

Amount

$1,504,752.00

Amendment 4

 

Contract #

PDB01-23

Amount

$25,215,490.00

 

Contract Period

Original

Start

December 2023

End

Completion

Amendment 1

Start

February 2024

End

Completion

Amendment 2

Start

August 2024

End

Completion

Amendment 3

Start

July 2025

End

Completion

Amendment 4

Start

Execution

End

Completion

 

OTHER DEPARTMENTAL REVIEW/COMMENTS:  Reviewed/approved by Risk - Diane Baer 6/30/25 and Finance - Nathan Kennedy 7/1/25