Discussion and Consideration of Change Order #2 – Tricon Construction – Tiffin Water Treatment Facility Upgrade Project – Motion to Approve — K.4

Southside Concrete PROPOSAL Scott McAtee / 4195 Saint Catherine Road / Bellevue IA 52031 563.543.0464 / [email protected] Submission Date: 10/31/2025 Project: Tiffin WTP RFI # 10 Project Address: Date of Plans: Submitted to: I hereby submit specifications and estimates for: RO BLDG - 6" containment curbs - 3 locations - RFI-010 Concrete 1 CY @ 180.00 $ 180.00 Rebar $ 50.00 Addd Water Stop $ 200.00 5 Man Hours @ 80.00 $ 400.00 15% O/P $ 124.50 TOTAL $ 954.50 NOT INCLUDED: I propose to furnish material and labor - complete in accordance with the above specifications per bid documents. Respectfully submitted: Scott L. McAtee This proposal may be withdrawn by Southside Concrete if not accepted within 30 days from submission date above. Any alterations/deviations from above specifications involving extra costs will be executed only upon written order and will become an extra charge over and above this estimate. All agreements contingent upon strikes, accidents, or delays beyond my control. Acceptance of Proposal The above prices, specifications and conditions are satisfactory and are hereby accepted. Southside is authorized to perform work as quoted. Payments will be made per bid documents. Signature: Date: