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12-13-2011 CC Rpt A10 COUNCIL AGENDA STAFF REPORT errx CL I .>,1SF ONLY RiLutIvL0 Meeting Date: December 13. 2011 201! DEC 6 AM S 08 Public Hearing: ❑ Discussion Item: ❑ :oF FICE 0 CITY CLERK Consent Item: CHINO HILLS December 6, 2011 TO: HONORABLE MAYOR AND CITY COUNCIL MEMBERS FROM: CITY MANAGER SUBJECT: CHANGE ORDER NO. 1 TO AGREEMENT NO. Al 1-44 WITH GRIFFITH COMPANY FOR CONSTRUCTION OF THE PEYTON DRIVE WIDENING — PHASE 28 PROJECT RECOMMENDATION: Approve Change Order No. 1 to Agreement No. A11-44 with Griffith Company in the amount of$58,266.87 for the construction of the Peyton Drive Widening — Phase 2B project. BACKGROUND/ANALYSIS: On August 9, 2011, the City Council awarded a contract to Griffith Company for the construction of the Peyton Drive Widening —Phase 2B project. The scope of work for this project includes widening Peyton Drive to three lanes in each direction; adding curb and gutter and sidewalk on the west side; constructing a raised center median; constructing a multipurpose trail south from the McCoy Equestrian and Recreation Center; and installing associated landscaping and irrigation. Work commenced on September 6, 2011 and as construction progressed, it was determined that the in several areas, the site conditions differed from the construction plans and/or modifications were needed to ensure a high level of quality was obtained by the project. These changes are outlined as follows: 1. Grading in front of the SCE substation: Additional cost: $2,838.33 2. Additional pavement removal and replacement at the southwest corner of Peyton Drive and Eucalyptus Avenue: Additional cost: $5,427.70 3. Relocation of approximately 350 LF of chain link fencing on the frontage of the property between the SCE substation and the McCoy Equestrian Center: Additional cost: $1,169.87 4. Remove and reconstruct existing drive approach for Ayala High School: Additional cost: $19,920.46 lai° AGENDA DATE: December 13, 2011 Page 2 SUBJECT: CHANGE ORDER NO. 1 TO AGREEMENT NO. Al 1-44 WITH GRIFFITH COMPANY FOR CONSTRUCTION OF THE PEYTON DRIVE WIDENING — PHASE 2B PROJECT 5. Remove and reconstruct south driveway of the McCoy Equestrian Center, widen from 27 FT to 37 FT: Additional cost: $3,934.67 6. Removal of 20 LF of existing 24" deep abandoned drain pipe in Peyton Drive: Additional cost: $318.27 7. Add additional pavement (4"AC/6"CAB) at the entry of four (4) driveways at the McCoy Equestrian Center: Additional cost: $16.531.70 8. Replace irrigation controller from Rain Bird to Rain Master in order to be compatible with the City's irrigation controller system: Additional cost: $856.67 9. Replacement of damaged trail fencing in front of the McCoy Equestrian Center: 275 LF at $16.00 per linear foot - Additional cost: $4,400.00 10. Additional removal of existing asphalt pavement: 7,173 SF at $0.40 per square foot -Additional cost: $2,869.20 Total: $58266.87 The contract amount is summarized below: Original Contract $ 1,845,291.20 Change Order No. 1 $ 58,266.87 Total Amended Contract Amount $ 1,903,558.07 REVIEW BY OTHERS: This item has been reviewed by the Finance Director and the Public Works Director. FISCAL IMPACT: This project is included in the FY 2011/12 Capital Improvement Program budget. Respectfully submitted, Recommended by: Miofiael S. Fleacfer ity Manager Steven C. Nix,'City4Engineer SN/YM/ps Attachment 1 -2 CITY OF CHINO HILLS CHANGE ORDER NO. 1 DATE: December 13. 2011 Page 1 of 2 Project No. 800129 Contract No. Al 1-44 Project: Peyton Drive Widening P.O. No. 120401 Phase 2B Account No. 399-7100-888-8110 Contractor: Griffith Company Distribution: 1200 Bloomfield Avenue Original to City Clerk Santa Fe Springs, CA 90670 Contractor Purchasing Department DESCRIPTION: Current Change Order 3.2% Changes Due to Differing Site Conditions Al Grading in front of the SCE substation. $2,838.33 A2 Additional pavement removal and replacement at the southwest corner of Peyton Drive and Eucalyptus Avenue. $5,427.70 A3 Relocate approx. 350 LF of chain link fencing on the frontage of property between the SCE substation and the McCoy Equestrian Center. $1,169.87 Changes to reflect field adiustments A4 Remove and reconstruct existing drive approach for Ayala High School. $19,920.46 A5 Remove and reconstruct south driveway of the McCoy Equestrian Center, widen from 27 FT to 37 FT. $3,934.67 A6 Removal of 20 LF of existing 24" deep abandoned drain pipe in Peyton Drive. $318.27 A7 Add additional pavement (4"AC/6"CAB) at the entry of four (4) driveways at the McCoy Equestrian Center. $16,531.70 A8 Replace irrigation controller from Rain Bird to Rain Master in order to be compatible with the City's irrigation controller system. $856.67 Changes in Unit Priced Line Items Bid Est. Actual Item Description Quantity Quantity Change Unit Price A9 Const. PVC Tr. Fence 2,971 3,246 275 $16.00 $4,400.00 A10 Remove AC Pavement 110,000 117,173 7,173 $0.40 $2,869.20 Total Cost $58,266.87 Contract Time Adjustment, Add - 0 -Working Days. 1-3 CITY OF CHINO HILLS CHANGE ORDER NO. 1 DATE: December 13. 2011 Page 2 of 2 Project No. 800129 Contract No. A11-44 Project: Peyton Drive Widening P.O. No. 120401 Phase 2B Account No. 399-7100-888-8110 Contractor: Griffith Company Distribution: 1200 Bloomfield Avenue Original to City Clerk Santa Fe Springs, CA 90670 Contractor ORIGINAL CONTRACT AMOUNT $ 1,845,291.20 CITY OF CHINO HILLS Authorized by the City Council this Change Orders to Date: 0 the 13th day of December 2011. Add $ Deduct $ - $ - ART BENNETT, MAYOR Change Orders to Date 0.0% Adjusted Contract Amount $ 1,845,291.20 ATTEST: Change Order No. 1 Add $58,266.87 MARY M. McDUFFEE, CITY CLERK Deduct $ - Net Change Order 3.2% $ 58,266.87 APPROVED BY: Total Change Orders 3.2% STEVEN C. NIX, CITY ENGINEER AMENDED CONTRACT AMOUNT $ 1,903,558.07 ACCEPTED BY: GRIFFITH COMPANY 1-4