Proposer List S-C00055-00014942.pdf

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Attached to
RFP Bridge Engineering & Related Svs
Solicitation number
S-C00055-00014942
Issued by
Columbia County, Oregon

About this file

This document is a Request for Proposals (RFP) issued by Columbia County Public Works in St. Helens, Oregon, for engineering and related services for a bridge installation project. The specific project involves engineering services for the Little Clatskanie River Confluence bridge located at Apiary Road Milepost 8.4. The RFP solicits proposals from four engineering firms: David Evans and Associates, Inc., Harper Houf Peterson Righellis, Inc., Lower Columbia Engineering, LLC, and Otak, Inc. Proposals are to be received on or before October 14, 2025, by 4:00 pm.

The RFP is identified with the project code S-C00055-00014942 and indicates that the county is seeking comprehensive engineering services for the bridge installation. Contact information is provided, including a direct phone number of (503) 397-5090, a fax number of (503) 397-7215, and email address publicworks@co.columbia.or.us. The document includes the Columbia County logo and is located in St. Helens, Oregon, with the county's governance established in 1854, as noted on the seal. The document's footer includes the county's service motto: "Service ~ Engagement ~ Connection ~ Innovation".

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Text version

Columbia County Public Works

Request for Proposals:

S-C00055-00014942

Engineering & Related Services for Bridge Installation Little Clatskanie

River Confluence (Apiary Road MP 8.4)

Proposals Received on or before 10/14/2025 by 4 pm:

1. David Evans and Associates, Inc.

2. Harper Houf Peterson Righellis, Inc.

3. Lower Columbia Engineering, LLC

4. Otak, Inc.

File details come from the government source that posted it. Updated .