Reg 2018-09-17 Item 3F - Final Acceptance - 2017 Annual Small Drainage Program with McCann Construction for $448,471.71

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tiC'% ! `, h/ o Allan Ekberg, Mayor a �'s �Q Public Works Department-Henry Hash,Director .v 0o INFORMATIONAL MEMORANDUM TO: Transportation and Infrastructure Committee FROM: Henry Hash, Public Works Director "'of/- BY: Mike Perfetti, Habitat Project Manager CC: Mayor Ekberg DATE: September 7, 2018 SUBJECT: Surface Water Fund - 2017 Annual Small Drainage Program Project No. 91741201, Contract No. 17-121 Project Completion and Acceptance ISSUE Accept construction contract as complete and authorize release of retainage. BACKGROUND The Small Drainage Program constructs drainage projects throughout the City that are too large for city staff to complete but are smaller than a typical capital improvement project. The 2017 Annual Small Drainage Program installed drainage improvements at three locations: 1) 48th Ave S between S 160' and S 162"d St; 2) Strander Blvd sidewalk (in front of Target); 3) 58th Ave S, 14423 to 14455. A fourth project, the S 150th St Gilliam Creek inlet overflow structure was an additive alternate and was not accepted as part of the project. DISCUSSION The Notice to Proceed for Contract Number 17-121 with McCann Construction of Renton, WA was issued on August 11, 2017 and construction was physically completed on January 16, 2018. The last remaining Affidavit of Wages Paid was received on August 17, 2018. FINANCIAL IMPACT The 2017 budget was $497,006.13 with additional funding from the Water Quality Retrofit project, utilizing excess SDP design funds and excess Gilliam Creek Culvert funds. One change order was issued for $7,716.15 and the underruns were primarily in unspent force account dollars for site changes, property restoration and resolution of utility conflicts. Retainage is being held by the City in the amount of$22,423.58. Expenses Construction Contract Amount (N/A— Rule 171) $451,823.75 Change Order No. 1 7,716.15 Unit Price Underruns (11,068.19) Total Contract Amount $448,471.71 RECOMMENDATION Council is being asked to formally accept the 2017 Annual Small Drainage Program with McCann Construction, Inc. in the amount of$448,471.71 as complete, and authorize the release of retainage subject to standard claim and lien release procedures, and to consider this item on the Consent Agenda at the September 17, 2018 Regular Council Meeting. Attachment: Notice of Completion,Contract#17-121 W:IPW EngIPROJECTSIA-DR ProjectslAnnual Small Drainage Programs12017 SDP(91741201)1ConstructonW.700-PostConstructon&Closeoutllnfo Memo_2017SDP_Closeout_082418g1 sm.doco 53