Title:
Air Vent Shaft Repair in New York City Subway
Author(s):
Sitansu S. Sinha and Gajanan M. Sabnis
Publication:
Concrete International
Volume:
13
Issue:
2
Appears on pages(s):
30-32
Keywords:
air flow; beams (supports); costs; epoxy resins; railroad tunnels; reinforced concrete; renovating; shafts (excavation); steels; tunnels; vents; General
DOI:
Date:
2/1/1991
Abstract:
Describes the rehabilitation of air-vent shafts in the underground Lexington Avenue line on the east side of Manhattan in the New York City transit system. The various elements requiring repair were constructed from reinforced concrete, structural steel, and structural steel encased in concrete.