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Sling Used for Boulder Placement in Instream Enhancement Projects
Author(s) -
Tsumura Kanji,
Ward Bruce R.
Publication year - 1987
Publication title -
north american journal of fisheries management
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.587
H-Index - 72
eISSN - 1548-8675
pISSN - 0275-5947
DOI - 10.1577/1548-8659(1987)7<456:sufbpi>2.0.co;2
Subject(s) - sling (weapon) , environmental science , computer science , engineering , structural engineering
A chain sling was developed to carry boulders (maximum load, 800 kg) by helicopter into inaccessible areas of a stream. The sling is lightweight, inexpensive, and easy to construct, and it is an effective device for placing boulders for instream enhancement projects.