Change Order No 2 - WWTP Headworks Influent Gates Improvements Project No 117-026 - HRP Construction Inc

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INTER -OFFICE MEMORANDUM DEPARTMENT OF PUBLIC WORKS DIVISION OF UTILITIES TO: Members of the Board of Public Works Eric Horvath, Director of Public Works Clara McDaniels, Board of Public Works Attorney Linda Martin, Clerk of Board of Public Works FROM: Al Greek, Director of Utilities Jacob M. Klosinski, Assistant City Engineer SUBJECT: Agenda Request Form — Change Order No. 2 117-026 Wastewater Treatment Plant Headworks Influent Gates Improvements DATE: July 10, 2019 w,�wwwiomw�!�u�twmmwwa ��rn� r ,✓re�ruarv�io�ram� urrra�arvarimuuimm �u�wvru�:r.. � araru�r�a rcrmv,�vu.nrm. nuvr�nwo�w:mmru�uur�auan��su�ov+xr�wwrnmmuurmmswunw ��grawrmm�^mA wmatr�u. uxrA n..rAr �maws.�va.w�un�n�..m �,rw m:�rAd�mm^n�u�n The Division of Utilities is requesting the Board of Public Works' approval of Change Order No. 2 for Project No. 117-026 Wastewater Treatment Plant Headworks Influent Gates Improvements. Change Order No. 2 includes the following items: COR #3: Remove Concrete Topping at Junction Chamber 1 and 2 $ 14,249.00 COR #4: Terminate electrical conduit and cable at Junction Chamber 2 $ 756.00 COR #5: Sediment Removal at Junction Chambers $ 3,083.62 COR #6: Addition Handrail at Stairs, Junction Chamber 1 $ 2,488.00 Total Increase $ 20,576.62 The Original Contract Sum: $966,500.00 Net change by previously authorized Change Orders: ($351,345.56) The contract sum prior to this Change Order: $615,154.44 By this Change Order, the project amount is increased by: $ 20,576.62 The new Contract Sum including this Change Order: $635,731.06 This Change Order represents a total change of: +2.13% Total change for entire project: -34.22% Original Contracted Completion Date/Time: 10/27/2018 Extension of Date/Time by Previous Change Orders:. 11/16/2019 (20 days) Date/Time Extension by this Change Order: +197 Days New Completion Date/Time: 05/31/2019 Substantial completion was established on schedule. Seeding and restoration efforts were completed in the Spring when weather was acceptable for seed application. All punch list items are complete. The extension of time encompasses all necessary time for restoration efforts. This project is completed with a total cost savings of $330,768.94 in comparison to the original bid price of $966,500.00. Construction was completed for a cost of $635,731.06 (-34.22%). The funding source for the project is Wastewater, Capital Account (642-0630-415-43-66). If there are any questions regarding the subject project, please contact Al Greek (Ext. 4210) at the Division of Utilities or Jacob M. Klosinski (Ext. 9496) at the Division of Engineering.