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Saint%25252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252BLouis

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



B&W Photos

HB691647
View To Southwest Of Through Parker Trusses

HB691648
View To Southeast Of Through Parker Trusses

HB691649
View To East Of Through Parker Trusses

HB691650
View To South Of North Portal Of 150-foot Through Parker Truss

HB691651
View To North Of South Portal And 138-foot Parker Truss Approach Span With Pony Trusses In Foreground

HB691652
View To North Of South Portal And 138-foot Parker Truss Approach Span With Pony Trusses In Foreground

HB691653
View To North Of 203-foot, Parker Truss Main Span

HB691654
View To North Of 203-foot, Parker Truss Main Span

HB691655
View To North Of 150-foot, Parker Truss Approach Span

HB691656
Detail Of Pony Truss Approach Span At North Portal Showing Diagonal And Post Connection To Top Chord.

HB691657
Section Of 150-foot, Through Parker Truss Showing Laced Verticals, Diagonals, And Sway Framing

HB691658
Detail Of A Typical Through Parker Truss Portal Showing Pin Connection Of Laced Vertical, Multiple-bar Diagonals, And Top Chord

HB691659
Detail Of A Typical Through Parker Truss Portal Showing Pin Connection Of Laced Vertical, Multiple-bar Diagonals, And Top Chord

HB691660
Detail Of One Of Through Parker Trusses Showing Laced Vertials And Sway Frame And Wheel-type, Tension Adjustment Devices On Diagonal Members

HB691661
Diagonal Of Through Parker Truss Showing Wheel-type, Tension Adjustment Device

HB691662
Detail Of One Of Through Parker Trusses Showing Laced Verticals, Diagonals And Part Of Top Chord

HB691663
Detail Of Portal Showing '1892' Nameplate And Pineapple Finial

HB691664
View To North Of Underside Of Superstructure And Masonry Work Of North Approach Abutment

HB691665
View To South Of Underside Of North Approach Superstructure Showing Floor System Of Pony Truss Spans

HB691666
View To South Of Underside Of Superstructure Showing Floor System Of 150-foot Through Parker Truss Span

HB691667
Photocopy Of Elevation And Plan Of North And South Approaches (1890) 4'x5' Negative Sheets 78 And 2a

HB691668
Photocopy Of Elevation And Plan Of Main Spans (1890) Sheet 12a 4'x5' Negative

HB691669
Photocopy Of General Cross Section Of Main Spans (1898) Sheet 76a 4'x5' Negative

HB691670
Photocopy Of Details Of Main Span 203.5' Truss (1890) Sheet 8b 4'x5' Negative

HB691671
Photocopy Of Details Of Main Span Columns (1890) Sheet 16a 4' X 5' Negative

HB691672
Photocopy Of Details Of Main Span 150' And 138' Truss (1890) Sheet 8c 4' X 5' Negative

HB691673
Photocopy Of General Cross Section Of Approach Spans (1896) Sheet 79a 4'x5' Negative

HB691674
Photocopy Of Details Of Approach Spans Columns (no Date) Sheet 14a 4'x5' Negative

HB691675
Photocopy Of Details Of Approach Spans - 53 Foot Truss (1890) 4'x5' Negative Sheet 19a

HB691676
Photocopy Of Stonework, South Approach (no Date) 4'x5' Negative Sheet 3a

HB691677
Photocopy Of Stonework, North Approach (no Date) 4'x5' Negative Sheet 4a

HB691678
Photocopy Of Cast Iron Work Of Superstructure (no Date) 4'x5' Negative Sheet 31a

HB691679
Photocopy Of Cast Iron Ornaments (1892) 4'x5' Negative Sheet 31d

HB691680
Photocopy Of Details Of Railing (1891) 4'x5' Negative Sheet 34


Data Pages


Photo Caption Pages


Item Title


Location
Spanning Railroad tracks at Twenty-first Street, Saint%25252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252BLouis, MO

Find maps of Saint%25252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252BLouis, MO


Created/Published
Documentation compiled after 1968.

Notes
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
Civil Engineering
Railroad Companies
Bridge Construction


Related Names
Gayler , Carl
Stifel
Ruckert


Collection
Historic American Engineering Record (Library of Congress)

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


Back to Saint%25252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252BLouis, Missouri