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HomeMy WebLinkAbout08 - C-3644 - Water Pipeline Master PlanCITY OF NEWPORT BEACH CITY COUNCIL STAFF REPORT Agenda Item No. 8 June 28, 2005 TO: HONORABLE MAYOR AND MEMBERS OF THE CITY COUNCIL FROM: Public Works Department R.Gunther, P.E. 949 - 644 -3311 rgunther@city.newport-beach.ca.us SUBJECT: WATER PIPELINE MASTER PLAN — REPLACEMENT SEASHORE DRIVE — COMPLETION AND ACCEPTANCE OF CONTRACT NO. 3644 RECOMMENDATIONS: 1. Accept the work. 2. Authorize the City Clerk to file a Notice of Completion. 3. Authorize the City Clerk to release the Labor and Materials bond 35 days after the Notice of Completion has been recorded in accordance with applicable portions of the Civil Code. 4. Release the Faithful Performance Bond 1 year after Council acceptance. DISCUSSION: On August 24, 2004 the City Council authorized the award of the Water Pipeline Master Plan, Seashore Drive Watermain contract to Majich Brothers Inc. The contract provided for the improvements to the water facilities that lie within Seashore Drive which were constructed in 1938 of cast iron pipe, and at various locations weaved under private property. These facilities were identified in the Water Master Plan (1999) as needing to be rehabilitated and were targeted for construction in 2010. City staff moved this project ahead to be constructed this year to coordinate with the Underground Assessment District No. 69. This coordination of projects helped to eliminate utility conflicts and to coordinate the timing of construction. The watermain project rehabilitated the water facilities and also, at two locations, the water mains that cross Coast Highway were upsized to increase the water system efficiency. SUBJECT: WATER PIPELINE MASTER PLAN — COMPLETION AND ACCEPTANCE OF CONTRACT NO. 3644 June 28, 2005 Page 2 The contract has now been completed to the satisfaction of the Public Works Department. A summary of the contract cost is as follows: Original bid amount was $1,045,900.00 Actual amount of bid items constructed: $1,074,691.00 Total amount of change orders: 39,688.27 Final contract cost: $1,114,379.27 The increase in the amount of actual bid items constructed over the original bid amount resulted from the installation of an additional 8 -inch watermain. The final overall construction cost including Change Orders was 6.6 percent over the original bid amount. One Change Order in the amount of $36,688.27 was mostly for additional costs related to the pipeline crossings at West Coast Highway. Environmental Review: The project was determined to be exempt from the California Environmental Quality Act (CEQA) pursuant to Section 15302 of the CEQA Implementing Guidelines at the time the project was authorized by the City Council. This exemption covers the maintenance and alteration of existing public facilities with negligible expansion of the facilities in areas that are not environmentally sensitive. Funding Availability: Funds for the project were expended from the following account: Account Description Water Enterprise Account Number 7501- C5500578 Amount $1,114,379.27 The original contract completion date was February 7, 2005. Due to the excessive rainy weather, Change Order work, and coordination with the Underground District No. 69, the completion date was extended to June 10, 2005. All work was substantially complete except for minor punchlist items by the revised completion date. Prepared by: Submitted by: R. Gunther, P.E. r tep en. adum Construction Engineer ublic Works Director