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Safe Passage

Table of Contents


Introduction
Building Relationships
Wildlife Habitat Linkages
Tools for Connectivity Planning:
  • Aerial Photos
  • Land Ownership Maps
  • Vegetation Maps
  • Topography
  • Wildlife Habitat and Range
  • Roadkill Information
  • Initiating a Connectivity Plan
Types of Wildlife Crossings:
  • Signs
  • Interactive Signs
  • Round Culverts
  • Box Culverts
  • Multi-Plate Arches
  • Open-Span Bridges
  • Bridge Extensions
  • Wildlife Overpasses
Designing an Effective Wildlife Crossing:
  • Keep it Natural
  • Location
  • Approaches
  • Crossing Bottom Material and Design
  • Fencing
  • Escape Ramps
  • Lane Configuration
  • Highway Bridge Heights
  • Structure Size and Type
Species-Specific Considerations:
  • Large Carnivores
  • Mid-Sized Carnivores
  • Small Carnivores
  • Wildlife Crossing Checklist
Wildlife Monitoring
Going Forward Together
Crossing Structure Type and Size - Alternatives By Species
Appendix and Literature Cited
Further Information
©2007 Carnivore Safe Passage