Itinerary and Structures Observed - Tohoku, Japan Earthquake and Tsunami of 2011 - page 38

TOWN LOCATION STRUCTURE TOP OF

STRUCTURE
ELEV.
(M)

APPROX.
RUN‐UP
ELEV.
(M)

DESCRIPTION DAMAGE OBSERVED

KUJI PORT N 40.195528

E 141.794335

BREAKWATER EMERGENT
n.d.

+13.4 CONCRETE

CAISSONS ON
RUBBLE BASE; 50
TON TETRAPODS

FUDAI N 40.012104

E 141.896088

WATER GATE +15 +20 DAM/WATERGATE

STRUCTURE; FOUR
20 M X 4.5 M
GATES

ROADWAY ON LANDWARD SIDE
DESTROYED BY WATER OVERFLOW

ONTANABE N 40.008977

E 141.905156

TSUNAMI
BARRIER

+15 +9.6 CONCRETE WALL 1 KM AWAY FROM FUDAI WATER

GATE; EXTENSIVE PORT
BREAKWATERS HELPED MITIGATE
WAVE AND SAVED TOWN

TSUKE BEACH N 39.951039

E 141.958256

BREAKWATER EMERGENT
n.d

+19.7 19 M WIDE

CAISSONS
3 M TETRAPODS
80 M LONG
BREAKWATER

40 M LENGTH OVERTURNED

AKETO BEACH
(TANOHATA)

N 39.945961
E 141.943309

COASTAL DIKE n.d. +21.6 366 M LONG

CONCRETE DIKE
WITH PACKED
EARTH CORE

BREAKWATER CAISSONS
OVERTURNED; 132 M SECTION
DESTROYED; SCOUR ON
LANDWARD SIDE