Discussion and Consideration to Approve a Professional Service Agreement with the Iowa DOT for the Highway 6 Improvements Project – Motion to Approve — K-2

November 2025 IOWA DEPARTMENT OF TRANSPORTATION Preconstruction Agreement For Primary Road Project County Johnson City Tiffin Project Nos. STP-006-7(098)--2C-52 PCC Pavement - Grade & Replace STPN-006-7(101)--2J-52 PCC Sidewalk/Trail BRF-006-7(102)--38-52 RCB Culvert Replacement - Twin Box Iowa DOT Agreement No. 2026-4-131 Staff Action No. This Agreement, is entered into by and between the Iowa Department of Transportation, hereinafter designated "DOT”, and the city of Tiffin, Iowa, a Local Public Agency, hereinafter designated "LPA”, in accordance with Iowa Code Chapters 28E.12, 306, 306A and 313.4 as applicable; The DOT proposes to establish or make improvements to U.S. 6 within Johnson County, Iowa; and The DOT and the LPA are willing to jointly participate in said project, in the manner hereafter provided; and The DOT and the LPA previously entered into the following agreement for the above referenced projects: Agreement No. 2025-P-001 for Predesign was executed by the LPA and DOT on March 7, 2025 and March 17, 2025 respectively; and This Agreement reflects the current concept of this project which is subject to modification by mutual agreement between the LPA and the DOT; and Therefore, it is agreed as follows: 1. Project Information a. The LPA shall design; and the DOT shall acquire right of way, let, inspect construction, and perform contract administration for the following described projects in accordance with the project plans and DOT Standard Specifications: STP-006-7(098)--2C-52: Portland cement concrete (PCC) pavement, grade and replace, on U.S. 6 in Tiffin from Grant Street to Park Road. STPN-006-7(101)--2J-52: PCC sidewalk/trail along U.S. 6 in Tiffin from Roberts Ferry Road to Park Road. and U.S. 6 and Croell Ave BRF-006-7(102)--38-52: Reinforced concrete box (RCB) culvert replacement, twin box, on U.S. 6 in Tiffin located 0.2 miles east of Kimberlite Street. See Exhibit A for project location. b. As part of the project, the LPA has requested construction of new storm sewers, water main and associated appurtenances, sidewalk, traffic signals at the intersection of U.S. 6 and Kimberlite Street, widening of the U.S. 6 pavement, and the extension of one existing box culvert within the city of Tiffin 2026-4-131_Tiffin 1