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In-Depth Information
TOWN
LOCATION STRUCTURE TOP OF
STRUCTURE
ELEV.
(M)
APPROX.
RUN‐UP
ELEV.
(M)
DESCRIPTION
DAMAGE OBSERVED
KAMAISHI
N 39.261438
E 141.928520
BREAKWATER +6
+10
CONCRETE
CAISSONS ON
RUBBLE MOUND
BASE; 63 M DEEP;
670 M LONG
NORTH B/W; 300
M GAP; 990 M
SOUTH B/W
6.5 M WAVE MEASURED BY GPS
BUOY AT 18 KM FROM PORT 10
MIN BEFORE WAVE HIT.
TONI BAY
N 39.208207
E 141.892534
BREAKWATER EMERGENT
n.d
+13.2
CONCRETE
CAISSONS WITH
ARMOR UNITS
OVERTURNED CAISSONS
KOJIRAHAMA
N 39.207000
E 141.867228
TSUNAMI
WALL
+12.5
+17.8
12.5 M HIGH X 8.5
M WIDE
CONCRETE WALL
WITH ROADWAY
INSIDE
5 WALL SEGMENTS OVERTURNED
(10 TO 12 M LONG EACH) DUE TO
SCOUR ON LANDWARD SIDE; 74 M
BREACH
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