Sewer project adjusted: Addison approves change order that nets $63,364.50 decrease

Sep 9, 2026

Addison approved change order No. 5 with Boulder Contractors: a $40,000 increase for trench backfill and a $103,364.50 savings from adjusted quantities, producing a net decrease of $63,364.50 and a new contract price of $11,914,857.25 for the sewer separation and detention basin project.

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The village approved change order No. 5 for the sewer separation and detention basin project with Boulder Contractors, reflecting two contract modifications. Staff explained that poor soils required wider trenches and additional backfill, accounting for a $40,000 increase, while adjusted quantities across the project produced a $103,364.50 savings, resulting in a net contract decrease of $63,364.50.

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