NOTE: CONTOURS AND ELEVATIONS
SHOWN IN FEET REFERRED TO
MEAN LOWER LOW WATER
0
(MLLW)
-10
-20
-20
-30
LEGEND
-40
-0.1
CHANGE IN WAVE HEIGHT
WITH ALT 2A SPUR ADDED
SCALES IN FEET
5
0
10
20
15
MODEL
ALT 1 AND ALT 2A
WAVE HEIGHT
PROTOTYPE
DIFFERENCE
0
750
1500
375
1125
Figure B47. Differences in wave heights from west-northwest between Alt 1 and
Alt 2A for 2-m, 9-sec waves at mllw
B49
Appendix B
Physical Modeling of North Beach and Jetty