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Dams, Canals Shikoku Area

Imagiregawa Estuary Barrage

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Gourmet Information
Selected 100 ReservoirBy BusBy TrainBy Car
Purpose FNWI *See more -> the functions of the dam
Location Kitajima Town, Itano Gun, Tokushima Pref. / Tokushima City, Tokushima Pref.
*See more
River Imagire River, Yoshino River System
Type Movable barrage
Gate Shell structure double roller gate:1
Shell structure roller gate:6
Crest Length(m) (Movablesection:193.3)
Completion 1974
Details Imagiregawa Estuary Barrage is situated in Imagire Port according to the Act on Port Regulations, and more than 400 vessels pass the barrage annually. The lock gates are installed on both upstream and downstream sides of the rock chamber. The gate can automatically select a low speed operation for balancing the water level inside and outside the lock chamber and a high speed operation for letting a vessel pass the gate quickly. The operation speed of each gate is 0.3 m/min at low speed and 3.5 m/min at high speed.


841 Enase Kawauchi-cho, Tokushima City, Tokushima Pref.
Phone No.


Apprx.50 min. by Tokushima Bus and walk from Tokushima Awaodori Airport
Apprx.20 min. by Tokushima Bus and walk from JR Tokushima sta.

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