RAPID TRANSIT TUNNEL DIMENSIONS IN THE UNITED STATES: A BRIEF SUMMARY

Inside dimensions and shapes of existing and planned rapid transit tunnels in the United States are identified. Included is a discussion of the factors involved in deriving the inside dimensions of a tunnel and methods of calculating circular tunnel diameters. Background information is provided for use in discussions concerning the need for standardization of tunnel dimensions.

• Corporate Authors:

  Transportation Systems Center

  55 Broadway, Kendall Square
  Cambridge, MA  United States  02142
• Authors:
  • Saulnier, G
• Publication Date: 1975-7

Media Info

• Pagination: 36 p.

Subject/Index Terms

• TRT Terms: Calculation; Data collection; Design; Dimensional analysis; Factor analysis; Methodology; Rail transit facilities; Railroad clearances; Rapid transit; Size; Sizing apparatus; Standardization; Structural design; Subways; Surveys; Transportation planning; Tunneling; Tunnels; Vehicular tunnels
• Uncontrolled Terms: Computation; Design criteria; Tunnel design
• Geographic Terms: United States
• Old TRIS Terms: Clearances
• Subject Areas: Bridges and other structures; Construction; Design; Highways; Public Transportation; Railroads; Terminals and Facilities;

Filing Info

• Accession Number: 00092430
• Record Type: Publication
• Source Agency: National Technical Information Service
• Report/Paper Numbers: DOT-TSC-OST-75-24 Final Rpt.
• Files: NTIS, TRIS
• Created Date: Nov 5 1981 12:00AM