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HomeMy WebLinkAbout07 - Irvine Avenue Sidewalk WideningCITY OF NEWPORT BEACH CITY COUNCIL STAFF REPORT Agenda Item No. 7 May 25, 2010 TO: HONORABLE MAYOR AND MEMBERS OF THE CITY COUNCIL FROM: Public Works Department Tom Sandefur, Associate Civil Engineer 949 -644 -3312 or tandefur@newportbeachca.gov SUBJECT: IRVINE AVENUE SIDEWALK WIDENING —COMPLETION AND ACCEPTANCE OF CONTRACT NO. 4432 Recommendations: 1. Accept the completed work and authorize the City Clerk to file a Notice of Completion. 2. 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. 3. Release the Faithful Performance Bond one year after Council acceptance. Construction Contract Summary: Discussion: On March 9, 2010, City Council authorized the award of the Irvine Avenue Sidewalk Widening Project to S.J. Grigolla Construction, Inc. The contract provided for the removal of the existing sidewalk, pouring new sidewalk, replacing existing curb and gutter, installing curb ramps, removing interfering trees, root pruning, moving and restoring irrigation systems, and removing and reinstalling street signs. Due to rain during the project, S.J. Grigolla Construction, Inc. was granted two additional work days. Time Construction Contract Final Cost at Benchmark Actual Contract (days) Award Amount Completion Target Time (days) ( -) :Under r Over + $86,920.00 $92,054.66 Contract Contract 15 +2 +10% +6% Discussion: On March 9, 2010, City Council authorized the award of the Irvine Avenue Sidewalk Widening Project to S.J. Grigolla Construction, Inc. The contract provided for the removal of the existing sidewalk, pouring new sidewalk, replacing existing curb and gutter, installing curb ramps, removing interfering trees, root pruning, moving and restoring irrigation systems, and removing and reinstalling street signs. Due to rain during the project, S.J. Grigolla Construction, Inc. was granted two additional work days. Irvine Avenue Sidewalk Widening- Completion and Acceptance of Contract No. 4432 May 25, 2010 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: $86,920.00 Actual cost of bid items constructed: 86,194.00 Total change orders: Final contract cost: := $92,054.66 The final overall construction cost, including one change order was approximately 6% percent above the original bid amount. The one change orders consisted of the three cost items listed below: Item No. Description Amount 1 Additional back of walk curb $4,830.00 2 Additional stump grinding and root removal 500.00 3 Decomposed granite for topping adjacent to school 530.66 Total Project Change Orders $5,860.66 A summary of the project schedule is as follows: Estimated Completion Date per 2009 Schedule: April 23, 2010 Project Award for Construction: March 9, 2010 Contract Completion Date per NTP & Approved Extensions April 19, 2010 Actual Substantial Construction Completion Date: April 21, 2010 Environmental Review: This project was exempt from the California Environmental Quality Act (CEQA) pursuant to Section 15301 Class 1 (c), of the CEQA Implementing Guidelines. This exemption covers the maintenance and alteration of existing public facilities with negligible expansion of the facilities in areas that are not environmentally sensitive. Public Notice: The Notice Inviting Bids was advertised in the City's official publication and in construction industry publications. Prior to starting work, two City - prepared construction informational notices were distributed by the Contractor to Irvine Terrace Association residents and the businesses within the work vicinity. The first notice was distributed ten days prior to the scheduled work. The second notice was distributed 48 hours before the work commenced. Irvine Avenue Sidewalk Widening- Completion and Acceptance of Contract No. 4432 May 25, 2010 Page 3 Funding Availability: In addition to the original construction contract, this project involved other project expenses, as summarized below: Construction Geotechnical Inspection Incidentals $92,054.66 2,500.00 135.48 Total Project Cost $94,690.14 Funds for the construction project were expended from the following account: Account Description CDBG General Fund Prepared by: Tom Sandefur Associate Civil En sneer Attachment: Location Map Account Number 7161- C2001009 7013- C2001009 Total Submitted by: Amount $ 53,039.00 39,015.66 $92,054.66 ,ifi G. Badum Works Director LOCATION MAP IRVINE AVENUE SIDEWALK REPLACEMENT CONTRACT NO. 4432 j T W z W Q W Z uj NEWPORT HARBOR HIGH SCHOOL PROJECT LOCATION 15TH STREET ENSIGN INTER GOPg'C N\GN� P�