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35 Cards in this Set
- Front
- Back
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Length of River |
63 to 75 depending on Route |
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Neebish Island |
8mi x 4mi |
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Sugar Island |
15mi x 8 mi |
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Upbound limiting dimensions West |
300 x 27 |
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Upbound limiting dimensions East |
200 x 21 |
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Downbound limiting dimensions |
300 x 27 |
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How much the River rise and fall each year |
1 ft |
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Monthly mean levels above and below locks |
4 and 6ft respectively |
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Due to oscillation, changes up to... Within... In water level have occured |
5 ft in 3 hrs |
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Where are the swiftest currents? |
Little Rapids |
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Currents given at ... Cfs |
110k, 76k, 57k |
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Upper and lower recieves average ice of |
14 and 17 respectively |
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Upper and lower recieves max ice of |
20 and 26 respectively |
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In some reaches... May accumulate up to 4 feet thick around january |
Brash ice |
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What is the purpose of VTS |
To prevent collisions and groundings |
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Soo traffic vhf |
Channel 12 |
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Pilot exchange pts |
Lower entrance @ de Tour Upper entrance 3.5 mi S of Pt Iroquois |
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Pilot boat at de tour |
Linda Jean, green hull, white cabin |
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Pilot boat at Soo |
J.P. IX |
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De tour Reef description |
Rocky ledge, covered 12 feet, .7 mi SE if point de tour |
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De tour Reef lt |
74 ft |
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Crab Island Shl |
Boulders |
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Frying Pan Shl |
Boulders cover 19 feet |
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Detour village harbormaster monitors |
16 and 9 |
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Depth of water adjacent to crab Island shl |
30 ft |
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Frying pan island has an ... On the SE side with a depth of ... |
Abandoned fueling dock, 21 ft |
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Harbormaster at De Tour Village monitors channels |
16 and 9 |
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Least depth of Pipe Island Shl |
11 ft |
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Two detached spots from squaw Island have depths of |
17 and 21 ft |
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Channels at the N end of detour passage have a depth of |
29ft |
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Round Island course depth |
28 ft |
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Lower course 8 has depth of |
28 ft |
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Course 10 dimensions |
27 ft deep by 500 ft wide |
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Course 9 east and west depth to Johnston pt |
21 ft deep by 200 ft wide and 27 ft deep by 300 ft wide |
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... separates from St Joseph island front mainland and leads east to connect with North Channel |
St Joseph Channel |
