The Building of the Lincoln Tunnel: Titans’ Work Beneath the Hudson

Workers installed the framework for pouring the concrete slab in which roadway would be supported. A movable frame supports the ceiling and the sides of the walls. 12. Like the Holland Tunnel, the Lincoln Tunnel in cross-section was constructed like a box within a circle. As the work proceeded, these workers install fresh air ducts underneath the roadway and exhaust ducts above the ceiling to accommodate the ventilation system.

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