Water Main & Underground Utility Work Cost Guide — Waterbury, CT

Verified 2025 pricing for water main & underground utility work services in Waterbury. Updated quarterly from local contractor data.

Service Cost Ranges

Service	Low	Average	High	Unit
Water Main Line Replacement	$3,000	$7,000	$15,000	per project
Water Service Line Installation	$2,000	$5,000	$12,000	per project

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Older housing stock (pre-1938) increases complexity and materials cost

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