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Filtering by: Subject Culverts -- Oregon -- Siuslaw National Forest -- Maintenance and repair Remove constraint Subject: Culverts -- Oregon -- Siuslaw National Forest -- Maintenance and repair Non-Academic Affiliation Oregon State University. Graduate School Remove constraint Non-Academic Affiliation: Oregon State University. Graduate School

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  • Where the Stream Meets the Road : Prioritizing Culvert Replacement for Fish Passage

    Creator:
    Reagan, Rachel E.
    Abstract:
    Streams across the world are highly fragmented due to the presence of in-stream barriers (e.g., dams and stream-road crossings), many of which restrict or block fish passage. Retrofitting or replacing these structures is a high priority for restoring habitat connectivity for native fishes and other aquatic organisms in the Pacific...
    Resource Type:
    Masters Thesis
    Full Text:
    ). 19 Culvert databases and sizing Culverts on the Siuslaw National Forest were the primary focus of

  • An economic evaluation of logging road maintenance

    Creator:
    Feeney, Daniel John
    Abstract:
    This thesis describes the results of a project conducted to determine the economics of forest road maintenance alternatives between periods of timber harvesting. An open road and a closed road alternative will be compared to the economics of clearcutting an entire area and obliterating the road system until reentry at...
    Resource Type:
    Masters Thesis