Twenty-first Street Bridge, Spanning Railroad tracks at Twenty-first Street, Saint Louis, St. Louis City County, MO

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Historic American Buildings Survey/Historic American Engineering Record/Historic American Landscapes Survey

34 b&w photos
4 data pages
3 photo caption pages

TITLE:
Twenty-first Street Bridge, Spanning Railroad tracks at Twenty-first Street, Saint Louis, St. Louis City County, MO

CALL NUMBER:
HAER MO,96-SALU,74-

REPRODUCTION NUMBER:
[See Call Number]

MEDIUM:
Photo(s): 34 (4 x 5 in.)
Data Page(s): 3 plus cover page
Photo Caption Page(s): 3

DATE:
Documentation compiled after 1968.

CREATOR:
Historic American Engineering Record, creator

RELATED NAME(S):
Gayler , Carl
Stifel
Ruckert

NOTE:
Survey number HAER MO-11

Building/structure dates: 1892 initial construction

Building/structure dates: 1976

Significance: The Twenty-First Street Bridge is a 1,272-foot-long through Parker truss and through Pony truss featuring pineapple finials atop its portals. It is a little-altered surviving example of a late 19th century steel truss bridge. Bridges of this age are rare in Missouri.

SUBJECTS:
MISSOURI--St. Louis City County--Saint Louis
civil engineering
railroad companies
bridge construction

COLLECTION:
Historic American Engineering Record (Library of Congress)

REPOSITORY:
Library of Congress, Prints and Photograph Division, Washington, D.C. 20540 USA

DIGID:
http://hdl.loc.gov/loc.pnp/hhh.mo0329

CONTENTS:
Photograph caption(s):
1. VIEW TO SOUTHWEST OF THROUGH PARKER TRUSSES
2. VIEW TO SOUTHEAST OF THROUGH PARKER TRUSSES
3. VIEW TO EAST OF THROUGH PARKER TRUSSES
4. VIEW TO SOUTH OF NORTH PORTAL OF 150-FOOT THROUGH PARKER TRUSS
5. VIEW TO NORTH OF SOUTH PORTAL AND 138-FOOT PARKER TRUSS APPROACH SPAN WITH PONY TRUSSES IN FOREGROUND
6. VIEW TO NORTH OF SOUTH PORTAL AND 138-FOOT PARKER TRUSS APPROACH SPAN WITH PONY TRUSSES IN FOREGROUND
7. VIEW TO NORTH OF 203-FOOT, PARKER TRUSS MAIN SPAN
8. VIEW TO NORTH OF 203-FOOT, PARKER TRUSS MAIN SPAN
9. VIEW TO NORTH OF 150-FOOT, PARKER TRUSS APPROACH SPAN
10. DETAIL OF PONY TRUSS APPROACH SPAN AT NORTH PORTAL SHOWING DIAGONAL AND POST CONNECTION TO TOP CHORD.
11. SECTION OF 150-FOOT, THROUGH PARKER TRUSS SHOWING LACED VERTICALS, DIAGONALS, AND SWAY FRAMING
12. DETAIL OF A TYPICAL THROUGH PARKER TRUSS PORTAL SHOWING PIN CONNECTION OF LACED VERTICAL, MULTIPLE-BAR DIAGONALS, AND TOP CHORD
13. DETAIL OF A TYPICAL THROUGH PARKER TRUSS PORTAL SHOWING PIN CONNECTION OF LACED VERTICAL, MULTIPLE-BAR DIAGONALS, AND TOP CHORD
14. DETAIL OF ONE OF THROUGH PARKER TRUSSES SHOWING LACED VERTIALS AND SWAY FRAME AND WHEEL-TYPE, TENSION ADJUSTMENT DEVICES ON DIAGONAL MEMBERS
15. DIAGONAL OF THROUGH PARKER TRUSS SHOWING WHEEL-TYPE, TENSION ADJUSTMENT DEVICE
16. DETAIL OF ONE OF THROUGH PARKER TRUSSES SHOWING LACED VERTICALS, DIAGONALS AND PART OF TOP CHORD
17. DETAIL OF PORTAL SHOWING '1892' NAMEPLATE AND PINEAPPLE FINIAL
18. VIEW TO NORTH OF UNDERSIDE OF SUPERSTRUCTURE AND MASONRY WORK OF NORTH APPROACH ABUTMENT
19. VIEW TO SOUTH OF UNDERSIDE OF NORTH APPROACH SUPERSTRUCTURE SHOWING FLOOR SYSTEM OF PONY TRUSS SPANS
20. VIEW TO SOUTH OF UNDERSIDE OF SUPERSTRUCTURE SHOWING FLOOR SYSTEM OF 150-FOOT THROUGH PARKER TRUSS SPAN
21. PHOTOCOPY OF ELEVATION AND PLAN OF NORTH AND SOUTH APPROACHES (1890) 4'x5' negative Sheets 78 and 2A
22. PHOTOCOPY OF ELEVATION AND PLAN OF MAIN SPANS (1890) Sheet 12A 4'x5' negative
23. PHOTOCOPY OF GENERAL CROSS SECTION OF MAIN SPANS (1898) Sheet 76A 4'x5' negative
24. PHOTOCOPY OF DETAILS OF MAIN SPAN 203.5' TRUSS (1890) Sheet 8B 4'x5' negative
25. PHOTOCOPY OF DETAILS OF MAIN SPAN COLUMNS (1890) Sheet 16A 4' x 5' negative
26. PHOTOCOPY OF DETAILS OF MAIN SPAN 150' and 138' TRUSS (1890) Sheet 8C 4' x 5' negative
27. PHOTOCOPY OF GENERAL CROSS SECTION OF APPROACH SPANS (1896) Sheet 79A 4'x5' negative
28. PHOTOCOPY OF DETAILS OF APPROACH SPANS COLUMNS (no date) Sheet 14A 4'x5' negative
29. PHOTOCOPY OF DETAILS OF APPROACH SPANS - 53 FOOT TRUSS (1890) 4'x5' negative sheet 19A
30. PHOTOCOPY OF STONEWORK, SOUTH APPROACH (no date) 4'x5' negative Sheet 3A
31. PHOTOCOPY OF STONEWORK, NORTH APPROACH (no date) 4'x5' negative Sheet 4A
32. PHOTOCOPY OF CAST IRON WORK OF SUPERSTRUCTURE (no date) 4'x5' negative Sheet 31A
33. PHOTOCOPY OF CAST IRON ORNAMENTS (1892) 4'x5' negative sheet 31D
34. PHOTOCOPY OF DETAILS OF RAILING (1891) 4'x5' negative Sheet 34

CONTROL #:
MO0329

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