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Home My WebLink AboutAmendment Request No 2- Marion Water Tower Replacement �� . AscoM �LCom 558 North Main Street Oshkosh,vw5490, - oecum.com �� - � r"EcL' Date �— August 2O, 2D18 AECOK0 Project No. 60520583 James Rabe, PE, CpESC yY� Mr. Director ofPublic Works City cfOshkosh 215 Church Avenue Oshkosh, VV| 54QD1 Amendment Request Number 2 for Construction Monitoring and Documentation Services to City Contract16-22, Marion Water Tower Replacement, C1b/ Resolution Number16~448 Dear Mr. Rabe, AEC(}N1 Technical Services, Inc. (4ECON1) is requesting on amendment to the agreement dated September 8. 2O1G. (4ECDrN Proposal No. OPP-642187) and Amendment 1 dated July 13. 2O17. for Construction Monitoring and Documentation Services Related to City of Oshkosh Contract 16-22 KAahun Road Water Tower Replacement. This amendment request is for additional effort required to complete the Construction Monitoring and Documentation. The additional effort includes: 1. Increase in documentation and materials testing related to the fence support pier construction, . including additional subcontracted laboratory material testing services. a. The original scope of work included construction in normal weather conditions. The fence piers are constructed out of combination of masonry, bhok, mortar and grout which are very temperature sensitive. Since the contractor completed the work in winter conditions (i.e. below freezing temperatures) additional documentation, field and laboratory testing were initiated in on effort to aaauea Project Document compliance. Approximately 43 hours of additional field dooumen(ehon, office work, and $500 of subcontracted laboratory costs were required. This work item was not included in the original scope of work. ' 2. /\ddihmno| site visits to document proper disposal of impacted groundwater to sanitary sewer. a. The Contractor and all the subcontractors had to be reminded at each dewmtering event that all groundwater had to be discharged to the sanitary sewer in compliance with the Sanitary Discharge Permit. Accurate documentation records are required tn verify sanitary discharge costs. Approximately 8 hours of additional field documentation was required. 3. Additional site visits to document the contractor time and materials effort to remove the former water tower foundations. a. During demolition of the former water tower, the foundations were discovered to be significantly larger than the available record drawings indicated. The Contractor requested a lump sum change order due to that change in conditions. The Contractor was instructed to proceed with removal under a time and materials basis. In an effort toverify and track the ooata, additional documentation of the foundation removal was required. Approximately 1O hours wffield documentation and office work was required. This work item was not included in the original scope ofwork. 4. Additional site visits to provide manifests for disposal of impacted soil stockpiled on the site during construction activities. Approximately 8 hours of additional field documentation was required. Additional impacted soil was generated during final site grading and was not originally anticipated the original scope of work. This material could not be reused on site and because it was solid waste it had to be disposed of at a licensed landfill in compliance with the material management plan. G. Documentation of the parking |otsubgrede preparation and asphalt paving. Approximately hours of field documentation was required. This work item was not included in the original scope of work. uAp m ,ionnvmawate,rvwe,nwnuu'comrnAcnl`o'ouswr cownxAcrausuosua_Amenumomu,xv'x 1^* ^ ' ^ AECOM Revio�dBud�ed VVa are requesting that the budget be increased by$8.7UG. This increase hl budget will cover the additional services required tu complete the project. The services provided will be performed in accordance with the Negotiated Fee Schedule and conditions of the General Conditions of Service—City of bshkosh,April 2009, which are expressly incorporated into, and are on integral part of, our agreement for professional services. If you have any questions or need to clarify a point, please call any of the undersigned at 920-236-6718. Yours sincerely, ce| Bemioea. |nc. Pau|V� Timm Kevin L Brehm . PE (VV|) V»Yv~ Senior Account Manager Associate Vice President end: Amendment wAgreement Authorization Road Water Tower cmn00-cowr*xcnl 10-Cusmr oowre*cn60520583-Amenumwm2,uvcx uw ' emm Main Street AECOM Oshkosh,Wisconsin s49o1 mzu,oXonn A,rn �cfiMMwii'0tD ��HN��t Amendment No. 2 Construction Monitoring and Documentation Services Marion Road Water Tower Replacement Y6-22 /\ECOK8 Project No. 60S2U6O3 City of Oshkosh Resolution No. 16-448 RETURN TO: AECC}K8 Date:August 2O. 3O18 658 North Main Street Dshkuah. VV| 54981 Attention: Paul Timm SUMMARY: Original Contract Amount: $79.590.00 Total Previous Amendments: $30.687,50 Amount this Amendment: $8,70500 Revised Contract Amount $118'982.50 Tash# DESCRIPTION /\KOOU0T 1 Fence Documentation $5.446 , 2 Impacted groundwater disposal documentation $930 3 Removal of oversized foundation documentation $1.200 4 Solid Waste soil disposal documentation $680 G Parking lot documentation $460 TOTAL $8'705 KAProjects\60520583 Marion Road Water Tower GM\1 00-CONTRAcm1c-C LIE NT oomrnAcnaoacosoa/Ar`ormrnemtz,aocx 3/4 " AECOM A t,,i U(-,�o ir�� o n August 2O. 2O18 1 hereby certify that the necessary provisions have been made to pay the liability which will accrue under this contract. I hereby authorize AECOM to proceed with the scope of work outlined in Amendment 2, to amend AECOKA's proposal {}PP-542187. dated September 8. 2O16 and Amendment 1 dated July 13. 2O17for additional Construction Monitoring and Documentation Services related to the proposed Marion Road Water Tower Replacement Contract 16-22 with a revised budget authorization of$118,982.50 under the general terms and conditions specified in the proposal. Signat6re Date Mark Roh|cff Print Name City Manager Title/Organization Signature Date Pamela R. Ubh8 Print Name City Clerk Title at e Date Lynn A. Loremm CUyAttomey Signatune� Date TrenaLmmon Print Name Director mfFinance KAProjectsU520583 MarionRoad Water Tower cmnuocowrRxon,I O-c LIE wr cowrnAon60520663-Amename^t2.uvcx =/4