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Home My WebLink About05. Misc Proj 331-Ratify Contract Chg. Order No. 1-Stewart and Gray Rd Valve Repair ProjTO* HONORABLE MAYOR AND MEMBERS OF T14E CITY COONaIL CITY MANAGE FROM: OFFICE OF THE CITY MANAGER BY: DELFINO R. CONSUNJI, P.E., DIRECTOR O+r YER SUBJECT: MISCELLANEOUS PROJECT NO. 331 — STEWART AND GRAY ROAD VALVE REPAIR PROJECT FROM BELLFLOWER BOULEVARD TO WOODRUFF AVENUE — RATIFY CONTRACT CHANGE ORDER NO. I 1 . Ratify Contract Change Order No. 1 in the amount of $78,200 for Miscellaneous Project No. 331, Stewart and Gray Road Valve Repair Project from Bellflower Boulevard to Woodruff Avenue; and 2. Authorize transfer of $63,827 from Water Fund CIP Account Number 51-1-8674 ti 51-1-6768. M1Tq1TeKT*=,1 I Existing water valves along Stewart and Gray Road from west of Bellflower Boulevard to Woodruff Avenue are in need of repair to ensure that the City is able to continue to provide reliable water for domestic and fire purposes. Due to the repair nature of the water work, the project was informally bid on September 14, 2018. On September 18, 2018, three bids were received ranging from $134,000 to $197,900. On September 25, 2018, the City Council Contractors, Inc. Construction started on October 11, 2018. 1 e origina ne'llaier IMI: - -- ne repa1r/repM79r7-i0=Ta1'1reS, associated fire hydrants, fittings, and appurtenances. During construction, additional work beyond the original scope of the project has resulted in the need for a contract change order. This work is deemed necessary in order to pres- - •'g egrity of the water system by replacing deteriorated valves and other water facilities that are prone to future failure and to minimize delays and impacts to adjacent residents by performing the additional work at the same time that contract work is performed. The additional work includes, but is not limited to: the removal and replacement of additional water valves, fittings, and fire hydrants; abandonment of old water service lines; reconstruction of an interconnection MP NO. 331 — STEWART AND GRAY ROAD VALVE REPAIR PROJECT FROM BELLFLOWER BOULEVARD TO WOODRUFF AVENUE NOVEMBER 27, 2018 PAGE #2 lateral at the northwest corner of Beliflower Boulevard and Stewart and Gray Road; additional potholing requested by the City; and completion of associated asphalt and concrete work. Performing this additional work now will minimize extended delays in providing water services to the affected residents and businesses. Staff recommends that City Council ratify contract Change Order No. 1 in the amount of $78,200 and authorize transfer of $63,827 from Water Fund CIP Account Number 51-1-8674 to 51-1-6768 to cover the project expenses. M 111 • 61, L" 1 RUN [91A III III I = Efficiency & Adaptability Quality of Life, Infrastructure & Parks FISCAL IMPACT Upon approval of the contract change order, the final cost of the construction contract would be $212,200. The total project cost would be $247,626.88, which includes the cost of material testing, line stop contractor, and City furnished materials. There are sufficient funds in the FY 2018-19 Water Fund Capital Improvement Program budget to cover the cost of the project. Transfer of $63,827 from Water Fund CIP Account Number 51-1-8674 to 51-1-6768 is necessary to cover the project expenses. ATTACHMENTS Attachment A — Contract Change Order No. 1 2 N a Page loft City of Downey Contract Change Order No. 1 Date. November 13, 2018 Project Number: Miscellaneous Project No. 331 Project Name: .Stewart and {fray Load Valve Repair Project Contractor: Williams Pipeline Contractors, Inc. This Change Order covers changes to the subject Contract as described herein. The Contractor into furnish equipment, materials, labor and perform. all work as necessary or required to complete the Change Order items at the prices agreed upon between the Contractor and the City. ESCRIPTION OF WORK COMPLETED, ESTIMATES OF QUANTITIES, AND PRICES TO BE PAI... Cost Working Item Days :Original Contract Amount: $ 134,000.00 '' 10__ Previous Change (Orders Amounts; $ 0 This Change Order Amount: $ 78,200,00 23 Total Increase to Contract to Date; : $ 78,200.00 23 Revised Total Contract Amount: $ 212,200.00 33 Percentage of Total (Increase/Decrease) to Contract Amount to Date: 58.36% r FIRST WORKING DAY.............. ........ ......... .................... October 11, 2018 Working;; days specified in Contract_, ......... ......... ....... .,.............. ..........:- 10 working days 1 EA $ 11,500.00 $ 11,500.00" 3 Administrative Delay ........_ .................. ........................... ................. ......... 0 working days ORIGINAL COMPLETION DATE.... ........ ...... .... „ .,........ ,,,.... ...... „............ , ....,- October 24, 2018 Noo-working days due to weather delays. ..... .................. ......... ......... ......,., ......... 0 working days Non®vvor ing days due to Administrative Delay.—, .... ........ ........ .......... ........ __...... 0 working days I LS $ 7,500.00 $ 7,500.00 3 Contract Time Extensions by Previous Change Orders ......... ......... ........... ............„., 0 working days Contract Time Extensions by This Chninge Order .................................................. 23 workine days ESCRIPTION OF WORK COMPLETED, ESTIMATES OF QUANTITIES, AND PRICES TO BE PAI... Change I Add"! Item Order Change Order 1 Working No. Description Quantity Unit Unit Cost Cost Days Increase contract quantities to Bid Item No. 1 for the installation of anew 16" valve located at the northeast comer of Stewart and Gray Road and 1 Bellflower Boulevard and northwest corner of Stewart and Gray Road and 2 EA $ 17,500.00 $ 35,000.00 6 Corrigan Avenue. No additional compensation will be allowed under this change. Increase contract quantities to Bid Item No. 3 for the removal of a 16” 2 valve located at the westerly property line of the Utilities Yard. No 1 EA $ 11,500.00 $ 11,500.00" 3 additional compensation will be allowed under this change. Isolate, cut, and dewater existing 6" main; remove existing and install new 6"x4" tee and 4" valve at the corner of Stewart and Gray Road and 3 Coldbrook Avenue (City furnished material). No additional compensation I LS $ 7,500.00 $ 7,500.00 3 will be allowed under this change. Isolate, cut, and dewater existing 16" main and remove/abandon existing 4 water service, meter, and box. No additional compensation will be allowed 2 : EA $ 750.00 $ '' 1;500.00 2 under this change. Isolate, cut, and dewater existing 16" main and install new 16"x6" interconnection lateral, fire hydrant lateral, and 6" in-line valve at the 5 northwest corner of Stewart and Gray Road and Bellflower Boulevard (City 1 LS $ 8,900.00 $ 8,900.00 4 furnished material). No additional compensation will be allowed under this change. FI_iPe�bwa�kslC�1.5'I:vflP1i�@t� 3:� t Stewart and C"may Road Valve Repair ProjectTonlTact DocumentsNP331 Change Order #1 . 4 Cof Downey ty Page 2of2 Contract Change Order No. 1 Date: November 13, 2018 Project Number: Miscellaneous Project No. 331 Project Name: Stewart and Gray Road Valve Repair Project Contractor: Williams Pipeline Contractors; Inc. Pothole 2 locations specified by City to investigate pipe and valve 6 configuration, No additional compensation will be allowed under this 1 ': LS $ 2,800.00 2,800.00 1 change. Pothole, excavate, shore, and plate 8'Wx8'Lx8'D trench for linestop. Expose, chip away concrete coating, and clean 24" steel main for linestop. 1 LS $ 11,000,00 11,000.00: 4 7 Backfill, compact; and pave trench. No additional compensation will be '$ allowed under this change.: {* New Item of Work - Force Account Work} $ 78,200.00 23 .Estimated Total of This Change Order: PA EVENT FOR THIS WORK WILL BE MADE BASED ON FIELD MEASURED QUANTITIES AT THE ADJUSTED CONTRACT UNIT PRICES LISTED O ld° AND THE TOTAL COST MA Y DIFFER FROM THE ESTIM4 TED AMOUNT SHO WN ABOVE. Recommended by: VDate: Lorena Powell , P.E., Associate Civil Engineer -Utilities Recommended by, f Date: 311 Dan Mueller, P.E., Principal Civil Engineer/Utilities Manager Approved by: Date: Delfino Consunji, P.E., Director of Public Works/City Engineer 'CHANGE ORDER REPRESENTS FULL AND COMPLETE CO�P"�TION FOR ALL DIRECTAND INDIRECTr r TED TO, r rr AND HOMEVISION r 'RANCE, TAXES, BONDS r° r DELAY,t r ERING SITE i,CONSTRUCTIONINTERFERENCES ARISING OUT OF OF r PARTIES HERETO AGREE THAT THIS CHANGE ORDER CONSTITUTESACCORD AND SATISFACTION r r r rIVA CHANGE rrr _/G4I(A e tr by., Date: Rudy Hernandez, Willia is 1$' peline Contractors, Inc. H tPubworks\CAPWP\N4P 331 Stewart and Gray Road Valve Repair Pmjcck\Contract Doruments\MP331 Change OTdor #1 Lorena Powell FV1 k -VV I Utilities Division I 1111 Brookshire Ave 23=3239MI "IkE: Miscellaneous Project No. 331 — Various Quotes 1. Increase contract quantities to Bid item No. I for the installation of a new 16" valve located at the northeast corner of Stewart and Gray Rd. and Bellf lower Blvd. and northwest corner of Stewart and Gray Rd. and Corrigan Ave. Additional Items 2 $351POOO.00 2. Increase contract quantities to Bid Item No. 3 for the removal of a 16" valve located at the westerly property line of the utilities yard. Additional item 1 $11,500.00 3. Isolate, cut, and clewater existing 6" main,- remove existing and install new 6x4 Tee and 4" valve at the corner of Stewart and Gray Rd. and Coldbrook Ave. $7,500.00 4. Isolate,_c t, and dewater existing 16" main and remove/abandon existing water service, meter, and box. Items 2 $1,500.00 5. Isolatel cut, and clewater existing 16" main and install new 16x6 interconnection lateral, Fire Hydrant lateral, and 6" in-line valve at the northwest corner of Stewart and Gray Rd. and Beliflower Blvd. $81900.00 6. Pothole 2 locations specified by City to investigate pipe and valve configuration. $2,800.00 7. Pothole, excavate, shore, and plate 8'WX8'LX8'D trench for line stop. Expose, chip away concrete coating and clean 24" steel main for line stop. Backfill, compact, and pave trench. $11,000.00 Thank you for the opportunity for this work. 2SLZ I