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

ITEM ANALYSIS Project Tiffin Water Treatment Facilicy Upgrade Location Tiffin, IA Description 12" Permeate Butterfly Valve Addition in FD Aerator Vault Estimator Tom Shedek Contractor Tricon Construction Group Date 11/25/2025 Labor Expense Permanent Materials Sub Contracts Description QTY Units Unit Rate Man-hours Wages Engineered Equipment Total Direct Cost U.P. Total U.P. Total U.P. Total Item # Base Bid Costs (Deducts) 1-1 $ - $ - $ - $ - 1-2 $ - $ - $ - $ - 1-3 $ - $ - $ - $ - 1-4 $ - $ - $ - $ - 1-5 $ - $ - $ - $ - 1-6 $ - $ - $ - $ - Totals - $ - $ - $ - $ - Item # Base Bid Changes per Team/City Request 2-1 12" BFV addition - Mellen - Tricon 1 EA $ - $ 6,321.00 $ 6,321.00 $ - $ 6,321.00 2-2 Additional 12" bolt kit/gasket - UECO - Tricon 1 LS $ - $ 361.75 $ 361.75 $ - $ 361.75 2-3 Labor - 2 Pipefitters @ 2MH = 4 MH - Tricon 1 LS 4.00 $ 100.00 $ 400.00 $ - $ - $ 400.00 2-4 $ - $ - $ - $ - 2-5 $ - $ - $ - $ - 2-6 $ - $ - $ - $ - Totals 4.00 $ 400.00 $ 6,682.75 $ - $ 7,082.75 Delta = Orange - Blue (pos # is total add, neg # is total deduct) 4.0 $ 400.00 $ 6,682.75 $ - $ 7,082.75 NOTES: Delta = (Addition total - Base Bid total) Project Manager or Authorized Designee Signature The above costs do not include any contractual markups. X Date: 1 OF 1 11/25/2025, 4:48 PM