Perhaps you’ve heard tales of Tokyo’s ingenious feats of engineering. Today, we explore one such marvel: the Katsushima Bridge.
The Katsushima Bridge stands as a testament to Japanese innovation. It spans the mouth of the Sumida River. Before this bridge existed, a small ferry, a watashi, was the only way to cross between Tsukishima and Tsukiji. Imagine relying solely on a ferry to transport goods and people. The Katsushima Bridge changed all that.
Its construction aimed to ease traffic. It also supported the development of Harumi and Toyosu. Land reclamation was underway in these areas. The bridge got its name from the old ferry landing, Kachidoki-no-Watashi.
From the Edo period to the early Showa period, the Sumida River served as a vital port. Tall ships and large vessels sailed here. To accommodate these ships, engineers built a bascule bridge. This meant the middle section could swing upwards. Picture the bridge rising to let ships pass underneath.
The Katsushima Bridge officially opened in 1940. It was the last of 27 bridges spanning the Sumida River before it meets Tokyo Bay. This bridge wasn’t just about function. It also commemorated Japan’s victory in the Russian-Japanese War.
For many years, the Katsushima Bridge operated using electric generators. The bridge would open and close in about 70 seconds. The entire process of opening, allowing ships to pass, and closing took about 20 minutes. This happened almost five times a day.
One heartwarming anecdote comes from a Japanese comic book, Kochi-Kame. A character fondly recalls watching the drawbridge swing upwards. Traffic would halt, and ships would sail through. This was a common sight until the 1970s.
By 1970, things had changed. Highways improved. Freight ships became less essential. The Katsushima Bridge opened only once that year. Since then, the spans have remained permanently shut, prioritizing road traffic.
Although the Katsushima Bridge no longer opens, its legacy lives on. You can still see the electric generators that powered the bridge. Visit the nearby Katsushima Bridge Museum to view these mechanisms. The museum is open on Tuesdays, Thursdays, Fridays, and Saturdays. Best of all, entry is free.
Some groups in Japan have even requested the bridge’s occasional reopening as a special event. Imagine seeing this historic structure in operation once more.
The Katsushima Bridge serves as a reminder of Tokyo’s past. It showcases the city’s technological progress. As you stand here, take a moment to appreciate the Katsushima Bridge. It is more than just a bridge. It is a symbol of innovation and connection.