11. A two-mile section from southern Cranberry Lake to Inlet is unnavigable . 12. It has ten ( 10 ) small unnavigable rivers. 13. By 1948 the canal was completely unnavigable but it did remain in water. 14. It is an unnavigable right tributary of the Neckar. 15. Dams create navigable stretches of river where they may have been unnavigable before. 16. When the river became unnavigable the buildings usefulness waned and was eventually abandoned. 17. Washed-out roads and unnavigable waters have halted or hindered food relief shipments. 18. Washed-out roads and unnavigable waterways have halted or hindered food relief shipments. 19. Generally unnavigable , the rivers obstruct rather than encourage movement within the alpine region. 20. Two attempts by Mike Cumberlege to make the Corinth Canal unnavigable ended in failure.
