Memorandum
Date: December 3, 2024
To: The Honorable Lake County Board of Supervisors
From: Glen March, Public Works Director
Estrella Munoz, Assistant Engineer
Subject: (A) Approve Contract Change Order No. 1 to the Construction Contract Between Lake County and Stewart Engineering, Inc. for the Construction of the Chalk Mountain Bridge Replacement Project (Federal Project No. BRLO-5914(094)) in the amount of $25,270.77, increasing the original contract amount of $6,176,906.00 to a new contract amount of $6,202,176.77 and Authorize the Chair to Sign the Change Order.
(B)Approve Contract Change Order No. 2 to the Construction Contract Between Lake County and Stewart Engineering, Inc. for the Construction of the Chalk Mountain Bridge Replacement Project (Federal Project No. BRLO-5914(094)) in the amount of $52,668.00, increasing the contract amount of $6,202,176.77 to a new contract amount of $6,254,844.77 and Authorize the Chair to Sign the Change Order.
Executive Summary:
The Chalk Mountain Bridge Replacement Project is currently under construction. Staff has prepared two construction contact change orders. The change orders require approval by the Lake County Board of Supervisors.
The Public Works Director recommends that the Board of Supervisors approve Contract Change Orders Nos. 1 and 2 that incorporate (a) federal funding contract requirements; (b) design changes to improve drainage; and (c) environmental mitigation measures. Contract Change Order Nos.1 and 2 increases the contract amount by $77,938.77, from $6,176,906.00 to a new contract amount of $6,254,844.77.
The change orders costs will be paid from Highway Bridge Program funds. No local funds will be used to pay for the change orders.
Contract Change Order No. 1
Contract Change Order No. 1 incorporates (a) certain federal funding contract requirements (FHWA Form-1273 and Federal Wage Rates) and (b) installation of a larger diameter culvert and additional grading to improve drainage into the contract.
Contract Change Order No. 1 increases the contract amount by $25,270.77, from the original contract amount of $6,176,906.00 to a revised contract amount of $6,202,176.77.
Contract Change Order No. 2
Contract Change Order No. 2 incorporates environmental mitigation measures described in the environmental documents and permits into the contract. The environmental mitigation measures include planting willow trees and a 90-day plant establishment/maintenance period. In the past, these type of environmental mitigations measures were completed as separate construction contracts.
Contract Change Order No. 2 increases the contract amount by $52,668.00, increasing the contract amount from $6,202,176.77 to a new contract amount of $6,254,844.77.
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Recommended Action:
The Public Works Director recommends that the Board of Supervisors:
(A) Approve Contract Change Order No. 1 to the Construction Contract Between Lake County and Stewart Engineering, Inc. for the Construction of the Chalk Mountain Bridge Replacement Project (Federal Project No. BRLO-5914(094)) in the amount of $25,270.77, increasing the original contract amount of $6,176,906.00 to a new contract amount of $6,202,176.77 and Authorize the Chair to Sign the Change Order.
(B) Approve Contract Change Order No. 2 to the Construction Contract Between Lake County and Stewart Engineering, Inc. for the Construction of the Chalk Mountain Bridge Replacement Project (Federal Project No. BRLO-5914(094)) in the amount of $52,668.00, increasing the contract amount of $6,202,176.77 to a new contract amount of $6,254,844.77 and Authorize the Chair to Sign the Change Order.