Alaska City's One-Lane Tunnel for Cars and Trains

Whittier, Alaska's one-lane tunnel shares space with trains, serving 278,000 vehicles annually.

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Oct 11, 2026

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Alaska City's One-Lane Tunnel for Cars and Trains

Whittier, Alaska's one-lane tunnel shares space with trains, serving 278,000 vehicles annually.

In brief

Whittier, Alaska's one-lane tunnel shares space with trains, serving 278,000 vehicles annually. Whittier, Alaska, has a one-lane tunnel shared by cars and trains that handles 278,000 vehicles yearly. Originally reported by Jalopnik.

Whittier's Unique Tunnel

Whittier, Alaska has a one-lane tunnel shared by cars and trains.

Tunnel Length and Purpose

The tunnel is 2.5 miles long and the longest highway tunnel in the U.S.

Whittier's Military History

Whittier's Military History

The U.S. Army built Whittier during WWII to supply Alaska with a rail line.

Town Under One Roof

Whittier's 250+ residents live in the Begich Towers, a single building with a post office and church.

Tunnel Traffic and Tourism

The tunnel handles 278,000 vehicles yearly, attracting tourists for cruises and glacier tours.

At a glance

Whittier, Alaska, has a one-lane tunnel shared by cars and trains that handles 278,000 vehicles yearly.

Read the original on Jalopnik

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