Cities Index.
Att 1 - Contract Change Order Summary

San Mateo City Council
July 15, 2024

Document
Att 1 - Contract Change Order Summary
Meeting
July 15, 2024
Body
San Mateo City Council
Original file
86 KB
Text extracted from the city's file for reading and search. Open the original on sanmateo.primegov.com. That file is the official record.

CCO # Execution
Date
CCO Amount (Paid w/
Contingency Reserve) Details of Change
1 12/11/2023 $0.00
Perform additional streetlight conduit lowering on Hemlock Avenue, Dakota Street, and Rysder Street that were not shown on the plans. The work for this no-cost CCO was tracked on a T&M basis and paid under the Electrical Allowance in the original contract. 2 12/11/2023 $9,760.59 Perform potholing and install streetlight conduit via open trench through unforeseen existing concrete utility caps.
3 12/14/2023 $0.00
Test, offhaul, and dispose of Class 2 soil (bay mud) from Grant Place and Vanessa Drive. The work for this no-cost CCO was tracked on a T&M basis and paid under the Unstable Subgrade Allowance in the original contract.
4 12/14/2023 $0.00 Install concrete caps over shallow utilities on Grant Place. The work for this no-cost CCO was tracked on a T&M basis and paid under the Unstable Subgrade Allowance in the original contract. 5 12/14/2023 $0.00
Resample and prepare new FDR mix designs to include both lime and cement powders. The work for this no-cost CCO was tracked on a T&M basis and paid under the Unstable Subgrade Allowance in the original contract.
6 1/16/2024 $0.00 Perform 2" asphalt overlay over base repairs on Grant Place. The work for this no-cost CCO was tracked on a T&M basis and paid under the Unstable Subgrade Allowance in the original contract. 7 1/16/2024 $0.00
Perform base failure repair at intersection of 30th Avenue and Lansdale Street. The work for this no- cost CCO was tracked on a T&M basis and paid under the Unstable Subgrade Allowance in the original contract.
8 1/16/2024 $0.00
Perform potholing on 30th Avenue and Lansdale Street to determine utility depths for proposed FDR section. The work for this no-cost CCO was tracked on a T&M basis and paid under the Unstable Subgrade Allowance in the original contract.
9 1/19/2024 $8,740.05 Pave water lateral trenches with permanent asphalt due to road reconstruction delays. 10 3/15/2024 $168,727.84 Attempt to perform grind and overlay and base failure repairs along 30th Avenue. 11 4/4/2024 $0.00
Perform base repair, grind, and asphalt overlay on Grant Place, Vanessa Drive, Jody Court, and Harvard Road. While this work was part of the original scope of work, unforeseen field conditions (soft soils) created numerous field changes by City Staff as the work was taking place. As the scope of work continued to change and varied from the original scope, it was decided to track all work on a time and material basis.
12 5/22/2024 $0.00
Resample and prepare new FDR mix designs for increased thickness. The work for this no-cost CCO was tracked on a T&M basis and paid under the Unstable Subgrade Allowance in the original contract.

TOTAL $187,228.48
Att 1 - Citywide Street Reconstruction Phase 4 - McGuire and Hester - Contract Change Order Summary (as of 05/30/2024)

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