| http://www.w3.org/ns/prov#value | - The construction cost was estimated at $70,000 and a possible total of $115,000 with the culvert lining.A complete replacement of the box culvert and retaining wall with precast culvert and wall system was estimated at $180,000 and recommended for further consideration.Another option not recommended was a concrete gravity wall estimated at $165,000 that had drawbacks, including controlling water f
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