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Award Marquette Place Sanitary Sewer and Water Main Extension Project Copyrighted March 18, 2019 City of Dubuque Action Items # 4. ITEM TITLE: Award Marquette PlaceSanitarySewerand WaterMain Extension Project SUMMARY: City Manager recommending award of the Marquette Place Sanitary Sewer and Water Main Extension Project construction contract to the low bidder Top Grade Excavating, Inc. RESOLUTION Awarding public improvement contract for the Marquette Place Sanitary Sewer and Water Main Reconstruction Project SUGGESTED DISPOSITION: Suggested Disposition: Receiveand File;Adopt Resolution(s) ATTACHMENTS: Description Type Marquette Place Sanitary Sewer and Water Main City Manager Memo Reconstruction-MVM Memo Staff Memo Staff Memo Resolution Resolutions THE CITY OF Dubuque � AIFA�erlwGh UB E '�� III► Masterpiece on the Mississippi Z°°'�w'2 7A13 2017 TO: The Honorable Mayor and City Council Members FROM: Michael C. Van Milligen, City Manager SUBJECT: Marquette Place Sanitary Sewer and Water Main Reconstruction Project CIP: 7102721 , 7402658 DATE: March 12, 2019 Sealed bids were received for the Marquette Place Sanitary Sewer and Water Main Reconstruction Project. Six bids were received but two were determined to be non- responsive by the City Attorney's Office. City Engineer Gus Psihoyos recommends award of the construction contract to the low bidder, Top Grade Excavating, Inc., in the amount of$357,856.25, which is 0.8°k over the estimate of probable cost. I concur with the recommendation and respectfully request Mayor and City Council approval. �� �� �� Mic ael C. Van Milligen �� � MCVM:jh Attachment cc: Crenna Brumwell, City Attorney Teri Goodmann, Assistant City Manager Cori Burbach, Assistant City Manager Gus Psihoyos, City Engineer Dubuque T�iE CITY OF � ��- T� � AA•Amer�CaCil� U � I .1Vlnsterpicce vn the Mississippi mo�•miz•:ai�-zui� TO: Michael C. Van Milligen, City Manager ,._-�-- �. ' '�� �� FROM: Gus Psihoyos, City Engmeer . � � ,,.�-�' . . �� � DATE: March 12, 2019 SUBJECT: Marquette Place Sanitary Sewer and Water Main Reconstruction Project CIP: 7102721, 7402658 INTRODUCTION The attached resolution authorizes the award of the construction contract for the Marquette Place Sanitary Sewer and Water Main Reconstruction Project. BACKGROUND City records indicate that the sewer and water main that service the fifteen homes on Marquette Place were installed in 1918. The public utilities that serve the homes were installed at the rear of the properties. Because the sanitary sewer and water mains are behind the homes, over the years private decks, building additions, storage sheds, landscaping and fencing have been constructed near or over the two public utilities, which have led to maintenance issues for these utilities. Sanitary sewer backups have caused the sanitary sewer line to be added to the Public Works Department regular maintenance schedule. Following the initial sanitary sewer backup, an inspection revealed that the 8-inch diameter clay pipe had deteriorated to the Pxtent that replacPment was warranted. In addition, private property additions or structures, etc. were built over the sewer line, or in close proximity to the City utilities making repair virtually impossible in its current location. Also, many of the private sewer and water services are located where they would be impractical to repair. In addition, to the above issues, the sanitary sewer along Marquette Place has historically had elevated levels of I&I and it was identified for replacement as part of the corrective action plan under the US EPA Consent Decree. Therefore, it was concluded that the sewer and water mains must be reconstructed and relocated to a different location to alleviate the current inflow and infiltration issues and allow for the future maintenance of the public utilities. DISCUSSION The Marquette Place Sanitary Sewer and Water Main Reconstruction Project will provide for the replacement and relocation of the existing sanitary sewer and water mains. As part of the project all of the 8-inch clay sewer pipe will be replaced with approximately 708 feet of 8-inch diameter PVC (polyvinyl chloride) sanitary sewer pipe which will service the fifteen homes in the area. Also, all the brick manholes will be replaced with eight concrete manholes. The water main portion of the project will include the replacement of all the existing water main with 928 feet of six-inch C900 piping. The project will also include the replacement of one fire hydrant. The current water main that services the hydrant is located so close to a building foundation that it would be impossible to repair in its current location. The current City water main that services Marquette Place runs up a steep embankment from Queen Street. This project includes installing a redundant water main to not only facilitate the construction of the project but will also add a water main that will help assure the homes will be provided with water in the event of a water main break occurs in the area. The Engineering Department has met with the property owners as a group three times to discuss the project. In addition, the Engineering staff has had multiple meetings and individual telephone conversations or on-site visits with all the property owners regarding the location of the new utilities. These meetings detailed the project and discussed the existing, proposed and final location of the two City utilities along with the effects of the relocation to the owner's private property. Also discussed were the new easements that would be required along with how the new location would affect the properties landscaping items such as trees, shrubs, fences, patios, etc. Also, several properties have storage sheds that will need to be moved or reconstructed as part of the project. Because of the new locations of the public sewer and water mains, the services will need to be lengthened and reconnected. Many of the property owner's services will be difficult to replace because of the fact that previous home owners constructed decks or significant obstacles over or near the existing City sewer or water main. Also 9 of the 15 of the homes have private lead water services that supply water to their homes. Each of the nine owners are now aware that their homes are serviced by a lead water service and know that this is the ideal time to replace the lead lines. To date all the property owners have agreed to replace their private lead water service. The City will bid the replacement of the nine lead water services. The replacement cost will be assessed to the individual property owners as a voluntary assessment. BID RESULTS The City received six sealed bids on March 7, 2019, for the Marquette Place Sanitary Sewer and Water Main Reconstruction Project. Two of the six bids were determined to be non-responsive by the City's Attorney's Office. Top Grade Excavating, Inc. of Farley, IA, submitted the low, responsive bid in the amount of $357,856.25 which is 0.8% over the estimate of probable cost. This bid includes City sanitary sewer, City water main and private voluntary assessments. A summary of the bid proposals received is as follows: 2 Contractor Name Total Bid Top Grade Excavating, Inc. $357,856.25 Tschiggfrie Excavating Co. $385,488.75 Miller Trucking � Excav�ting $478,588.75 W.C. Stewart Construction $506,107.00 RECOMMENDATION I recommend awarding th� contract for the Marquette Place Sanitary Sewer and Water Main Reconstruction Project to Top Grade Excavating, Inc. of Farley, IA, in the amount of $357,856.25. BUDGETIMPACT The estimate of cost for the Marquette Place Sanitary Sewer and Water Main Improvements is as follows: Description Esfiimate Award Construction Contract Cit Sanitar Sewer & W�ter Main $ 312,178.90 332,379.25* Contin enc 31,217.89 31,217.89 Cor�structior� En ineerin & Ins ection 51,5U9.52 51,509.52 City Construction Pro'ect Cost $394,906.31 415,106.66 Sanitary Sewer and Water M�in EasPmsnts 46,778.00 46,778.00 Priv�te Voluntary Sar�itary Sewer ar�d Wat�r Main Assessments �7,150.00 25,477.0 C�ntin enc , En inePrin & Ins ection 12,494.75 6,751.3 * �Total Project Cost 01 32 .06 4 4 1 3. *Con�truction contract aw�rd amount of $357,856.25. The proj�ct funding summ�ry is as fi�llows: CIP Fund Source Amount 7102721 M��rqu�tte Place Sanitary Sewer $ 201,77�.9 71 U2721 M�rc�uette Place Sanitary S�wer Easements 2.3,389.U( 7402�5$ M�rq�a�tte Pl�ce Water M�in 213,331.71 74qZ658 M�r uette Place W��ter Main E�sements 2�3,389.0 Private Voluntary Sanitary Sew�r and W�t�;r M�in As�essments 32,228.3 Total Pro'ect Fundin 49 11 .0 3 The fiunding summary above includes private property lead service line replacement. Property owners will be given the option to be voluntarily assessed through the project to replace their lead water services. Assessments may be paid in full or in part without interest within 30 days of receiving the Final Notice of Voluntary Assessment. After 30 days, the remaining balance will be transferred to the County Treasurer's office to be collected in the same manner as the owner's property taxes. In cases where the remaining balance is $500 or more, the remaining balance may be financed over a period of 15 years at 3% interest. Financial assistance is available to owner-occupied homes and rental units where low- to moderate-income residents reside. The owner or tenant must meet the income requirements established by HUD guidelines. The guidelines are based on family size and gross household income. ACTIONTO BE TAKEN The City Council is requested to award the construction contract for the Marquette Place Sanitary Sewer and Water Main Replacement Project through the adoption of the attached resolution, to Top Grade Excavating, Inc. in the amount of$357,856.25. cc: Jenny Larson, Budget & Finance Director Denise Ihrig, Water Department Manager John Klostermann, Public Works Director Nate Kieffer, PLS Charlie Gau, Engineering Technician 4 RESOLUTION NO. 107-19 AWARDING PUBLIC IMPROVEMENT CONTRACT FOR THE MARQUETTE PLACE SANITARY SEWER AND WATER MAIN RECONSTRUCTION PROJECT Whereas, sealed proposals have been submitted by contractors for the Marquette Place Sanitary Sewer and Water Main Reconstruction Project, (the Project) pursuant to Resolution No. 58-19 and Notice to Bidders published on the City of Dubuque, Iowa website and plan room service with statewide circulation on the 20th day of February 2019; and Whereas, said sealed proposals were opened and read on the 7th day of March 2019 and it has been determined that Top Grade Excavating, Inc. of Farley, IA with a bid in the amount of $357,856.25 is the lowest responsive, responsible bidder for the Project. NOW THEREFORE, BE IT RESOLVED BY THE CITY COUNCIL OF THE CITY OF DUBUQUE, IOWA: That a Public Improvement Contract for the Project is hereby awarded to Top Grade Excavating, Inc. and the City Manager is hereby directed to execute a Public Improvement Contract on behalf of the City of Dubuque for the Project. Passed, adopted and approved this 18th day of March 2019. 941 ry D. Buol, Mayor Attest: Kevin,S. Firnstahl, CMC, City Clerk