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

Change Authorization Request Dennis Spencer Construction, Inc. Project: Tiffin Water Treatment Plant Submitted To: Contractor Tricon Construction Dennis Spencer Construction 746 58th Ave. CT. SW Attn: Alex Spencer Cedar Rapids, IA 52404 319-631-2376 [email protected] Date Description Quantity Unit Rate Extended Rate 2" Water Service COR Excavator 6 HRS $375.00 $2,250.00 Labor 12 HRS $115.00 $1,380.00 2" Tap 1 EA $550.00 $550.00 12"x2" Saddle 1 EA $159.50 $159.50 2" Corp 1 EA $412.50 $412.50 2" Curb Stop 1 EA $605.00 $605.00 2" CTS HDPE 100 FT $3.03 $303.00 2" SS Insert 1 EA $3.50 $3.50 Tracer Wire 40 FT $0.28 $11.20 Curb Box 1 EA $93.50 $93.50 SS Rod 1 EA $60.50 $60.50 12" Holding Spool 1 EA $450.00 -$450.00 4" MJ Tee 1 EA $210.00 -$210.00 4" MJ Sleeve 1 EA $145.00 -$145.00 4"x6" MJ Reducer 1 EA $160.00 -$160.00 6" Gate Valve 1 EA $1,025.00 -$1,025.00 Valve Box 1 EA $400.00 -$400.00 Install Hydrant 1 LS $900.00 -$900.00 4" Special Radius Bend 1 EA $205.00 $205.00 Sub Total $2,743.70 10% OHP $274.37 Total $3,018.07 Submitted By: Alex Spencer Date: 3/24/26