Locator Hist Soc - HS-B24922 Type Drawing Doc Number N-7500
Description Typical Design for Coal Trestle with Welded Steel Hopper, Wood Bents and Stringers, 11'-0" span
Notes Sheet 52-C. Includes cost estimation table.
Date 09/19/1946 Revision Date  
Author N&W Rwy - Office Chief Engr Accession 2005.004 : Library of Virginia

Typical Design for Coal Trestle with Welded Steel Hopper, Wood Bents and Stringers, 11'-0" span

Size: 15in x 6in (37cm x 15cm)

Parent N-7500 Hollinger - Hol-01011.20 Index to Sheets to N-7500
 4 pages. Individual sheets/sets linked. Not all sheets were in folder. Missing sheets: 34 (have A,B,C), 84A (have 84,B,C), 96, 112, 114, 115, 117, 135 (have 135A), 141,141A,141B (have 141C, D1, D2), 144 (have A,B).
Related N-7500 Hist Soc - HS-B24921 Typical Design for Coal Trestle with I-Beam Stringers & Concrete Piers, spans 20'-0" center to center.
 Sheet 52-B.
Related N-7500 Hist Soc - HS-A08773 Typical Design for Coal Trestle with I-Beam Stringers & Concrete Piers, spans 15'0" center to center.
 Sheet 52-A.
Structure Coal - Trestle
Company Docs N&W Rwy - Cost Estimation Tables