Facts & Info

photo of Holland Tunnel maintenance workers

Opened to traffic: November 13, 1927

Width of roadway: 20 feet

Length of tunnel portal to portal
North tube: 8,558 feet
South tube: 8,371 feet

Number of toll lanes: 9

Operating headroom: 12 feet, 6 inches

External diameter: 29 feet, 6 inches

Maximum depth from mean high water to roadway: 93 feet, 5 inches

Number of ceiling tiles: 3.1 million

Number of wall tiles: 2.9 million

2009 Traffic Volumes

Total eastbound traffic: 16,609,000 vehicles

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