MEMO TO: Members of the City Council
FROM: Mayor John Marchione
SUBJECT:
title
Approval of Final Construction Contract in the Amount of $1,630,543.02, with Watson Asphalt Paving Company of Redmond, Washington, and Acceptance of Construction for the 148th Avenue and NE 51st Street Pavement Preservation, Project No. 20011501
I. RECOMMENDED ACTION
recommendation
Approve the final construction contract with Watson Asphalt Paving Company of Redmond, Washington, for the base bid amount of $1,853,152.90, plus or minus change orders and bid item increases or decreases, resulting in a final contract amount of $1,630,543.02, and accept construction of 148th Ave NE and NE 51st Street pavement Preservation, Project No. 20011501.
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II. DEPARTMENT CONTACTS
Martin Pastucha, Director of Public Works 425-556-2733
Mike Paul, City Engineer 425-556-2721
Patty S. Criddle, Project Manager 425-556-2736
III. DESCRIPTION/BACKGROUND
Project Purpose
These projects will prolong the life of the pavement on:
* 148th Ave NE from the SR 520 Bridge to NE 36th Street and
* 51st Street from 148th Ave NE to NE 51st Street
Project Description
On both projects, construction began in May 2017 and reached physical completion in November 2017. The construction timeframe was within the allotted days specified in the contract.
Each project rehabilitated approximately one-half (1/2) mile of deteriorating pavement. Construction on both roadways included:
* Repairing fatigued pavement areas
* Constructing curb ramps to current ADA standards
* Resurfacing the roadway curb to curb with hot mix asphalt
* Lane rechannelization
* Signal loop replacements
The NE 51st Street project also included:
* Replacing damaged and deteriorated storm water pipes (funded by Stormwater CIP) and
* Upgrading sanitary sewer manhole lids (funded by Wastewater Operating funds)
The final contract amount was less than the bid contract amount due to less than expected utility conflicts a...
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