Sunday, March 8, 2009

Coast Guard Exam Questions Computing the Height of Tide

1. What will be the time (ZD +5) of the second high tide at Weymouth Fore River Bridge, MA. on 12 November 1983?
A. 1639
B. 1643
C. 1647
D. 1650

2. On 10 August 1983 you will dock near Days Point, Weehawken, on the Hudson River, at 1800 DST (ZD +4). The charted depth alongside the pier is 24 feet. What will be the depth of water when you dock?
A. 23.5 feet
B. 23.9 feet
C. 24.9 feet
D. 26.3 feet

3. Determine the height of the tide at 2045 EST (ZD +5) at Augusta, ME. on 8 March 1983.
A. 1.4 feet
B. 1.9 feet
C. 2.3 feet
D. 2.6 feet

4. What would be the height of the tide at Crisfield, MD. at 0310 DST (ZD+ 4) on 6 May 1983?
A. 0.1 feet
B. 0.5 feet
C. 1.1 feet
D. 1.6 feet

5. On 6 July 1983, at 1830 DST (ZD +4), what will be the predicted height of tide at Newburgh, NY?
A. 3.3 feet
B. 2.6 feet
C. 2.4 feet
D. 2.0 feet

6. Your vessel will be docking at Chester, PA. during the evening of 22 April 1983. The chart shows a depth of 20 feet at the pier. What will be the depth of water available at 1856 EST (ZD+ 5)?
A. 22.4 feet
B. 23.4 feet
C. 24.9 feet
D. 25.7 feet

7. On 27 April 1983, at 1105 DST (ZD +4), what will be the predicted height of tide at Falkner Island, CT?
A. 5.2 feet (1.6 m)
B. 5.6 feet (1.7 m)
C. 6.2 feet (1.9 m)
D. 6.8 feet (2.7 m)

8. Find the height of the tide at Port Wentworth, GA. on 5 October 1983, at 1840 DST (ZD+ 4).
A. 3.0 feet
B. 3.5 feet
C. 4.0 feet
D. 4.5 feet

9. Determine the height of the tide at 1430 EST (ZD +5) at New Bedford, MA. on 10 April 1983.
A. 1.1 feet
B. 1.2 feet
C. 1.5 feet
D. 1.7 feet

10. On 5 March 1983, at 0630 EST (ZD +5), what will be the predicted height of tide at Ocracoke, Ocracoke Inlet, NC?
A. 0.1 feet
B. 1.2 feet
C. 1.9 feet
D. 2.3 feet
 
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