Landmarks · Akashi Strait, Japan
How tall is Akashi Kaikyo Bridge?
The Akashi Kaikyo Bridge’s main towers reach approximately 300 meters above the sea surface.

300 m
Sourced measurement- Measurement
- Tower above sea surface · about 300 m
- Subject or version
- Akashi Strait, Japan
- In feet, rounded
- 984.3 ft (1 ft = 0.3048 m)
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A little more perspective
The bridge operator describes the tower height as about 300 meters. Japan’s transport ministry uses the same rounded height and explicitly places the starting reference at the sea surface. I preserve that approximation rather than introducing unsupported decimal precision.
The image isolates one tower with a short deck section for orientation. Long suspension spans, seabed foundations and the changing clearance beneath the roadway are separate dimensions. Sea level is the declared comparison datum, not the bottom of the underwater pier.
Quick facts
The Akashi Kaikyo Bridge’s main towers reach approximately 300 meters above the sea surface.
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Sources and measurement notes
- Honshu-Shikoku Bridge Expressway: Akashi Kaikyo Bridge engineering introduction
- Japan MLIT: Akashi Kaikyo Bridge tower above the sea surface
Source review recorded . Maintained by Ishan Karunaratne. Suggest a correction with a source and the exact measurement being compared.