Published By US Fish and Wildlife Service, Department of the Interior
Issued about 9 years ago
US
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Summary
Description
To determine the relative needs of the U.S. Fish and Wildlife Service, the Federal Highway Administration FHWA was asked to inventory all public access and administrative Service use only roads and parking lots and provide a condition assessment of each. This report summarizes the inventory for Columbia National Wildlife Refuge.All roads and parking lots were mapped using Trimble GPS units and visually assessed for condition using the RSL method of evaluation developed at Utah State University. A cost estimate for maintenance and construction of roads is provided in the report.