Alton Bridge, Spanning Mississippi River between IL & MO, Alton, Madison County, IL

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

44 b&w photos
1 data pages
3 photo caption pages

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TITLE:
Alton Bridge, Spanning Mississippi River between IL & MO, Alton, Madison County, IL

CALL NUMBER:
HAER ILL,60-ALT,2-

REPRODUCTION NUMBER:
[See Call Number]

MEDIUM:
Photo(s): 44 (4 x 5 in.)
Photo Caption Page(s): 3

DATE:
Documentation compiled after 1968.

CREATOR:
Historic American Engineering Record, creator

NOTE:
Survey number HAER IL-21

Building/structure dates: 1894 initial construction

See also HAER NE-2 for additional documentation.

SUBJECTS:
ILLINOIS--Madison County--Alton

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.il0474

CONTENTS:
Photograph caption(s):
1. OVERALL VIEW OF BRIDGE, LOOKING NORTH
2. OVERALL VIEW OF BRIDGE, LOOKING SOUTH
3. OVERALL VIEW OF BRIDGE, LOOKING SOUTH
4. VIEW OF NORTH WEB AND EAST PORTAL OF FIXED SPANS, LOOKING SOUTH
5. VIEW OF SOUTH WEB AND WEST PORTAL OF FIXED SPANS, LOOKING NORTH
6. VIEW OF SOUTH WEB AND WEST PORTAL OF FIXED SPANS, LOOKING NORTH
7. VIEW OF PIER, BEARING SHOE, AND LOWER CHORD OF FIXED PRATT SPANS, LOOKING NORTHWEST
8. VIEW OF PIER, BEARING SHOE, AND PIVOT SPAN COUPLING OF FIXED PARKER SPAN (PIVOT SPAN OPEN), LOOKING SOUTHWEST
9. DETAIL VIEW OF NORTH WEB OF PIVOT AND FIXED SPANS, LOOKING SOUTH
10. DETAIL VIEW OF SOUTH WEB OF FIXED PRATT SPANS, LOOKING NORTH
11. DETAIL VIEW OF NORTH WEB OF FIXED SPANS (PIVOT SPAN OPEN), LOOKING SOUTHEAST
12. DETAIL VIEW OF FIXED PARKER SPAN, LOOKING SOUTHEAST
13. DETAIL VIEW OF FIXED PRATT SPAN, LOOKING NORTH
14. DETAIL VIEW OF PIVOT SPAN, LOOKING SOUTH
15. VIEW OF EAST (PIVOT SPAN) PORTAL, LOOKING SOUTHWEST
16. VIEW OF WEST (FIXED SPAN) PORTAL, LOOKING NORTHEAST
17. DETAIL VIEW OF PIVOT SPAN, LOOKING SOUTHWEST
18. DETAIL VIEW OF PIVOT SPAN, LOOKING NORTHEAST
19. DETAIL VIEW OF FIXED SPAN, SHOWING WEST PORTAL, LOOKING SOUTHWEST
20. DETAIL VIEW OF WEST PIVOT SPAN ANCHOR PIER (PIVOT SPAN CLOSED), LOOKING SOUTH
21. DETAIL VIEW OF WEST PIVOT SPAN ANCHOR PIER (PIVOT SPAN OPEN), LOOKING SOUTH
22. DETAIL VIEW OF PIVOT SPAN, SHOWING CENTER TOWER AND BRIDGE TENDERS' HOUSES, LOOKING NORTH
23. DETAIL VIEW OF PIVOT SPAN, SHOWING CENTER TOWER AND BRIDGE TENDERS' HOUSES, LOOKING SOUTHWEST
24. VIEW OF WEST ABUTMENT, SHOWING FIXED PRATT SPAN BEARING SHOE AND END POST CONNECTION, LOOKING NORTHWEST
25. VIEW OF EAST PIVOT SPAN ANCHOR PIER, WITH PLATE GIRDER APPROACH SPAN AND END OF PIVOT SPAN, LOOKING SOUTHWEST
26. VIEW OF PIVOT SPAN END POST CONNECTION, SHOWING BEARING SHOES, ROLLERS AND ROLLER ARMS, LOOKING SOUTHEAST
27. DETAIL VIEW OF PIVOT SPAN, FIXED SPAN TRACK COUPLING, LOOKING NORTHEAST
28. DETAIL VIEW OF PIVOT SPAN END, SHOWING ROLLER ARMS, DRIVE AND WORM GEARS, LOOKING WEST
29. DETAIL VIEW OF PIVOT SPAN END, SHOWING ROLLER ARMS, DRIVE AND WORM GEARS, LOOKING NORTHWEST
30. DETAIL VIEW OF PIVOT SPAN ROLLER AND ROLLER ARM, LOOKING WEST
31. VIEW OF PIVOT SPAN TURNTABLE, SHOWING DRUM, WHEELS AND BULL GEAR, LOOKING NORTHWEST
32. DETAIL VIEW OF PIVOT SPAN TURNTABLE, SHOWING MORTISE GEAR, GEAR SHAFT, DRIVE GEAR AND BULL GEAR, LOOKING SOUTHEAST
33. DETAIL VIEW OF PIVOT SPAN TURNTABLE, SHOWING BEVEL AND MORTISE GEARS, GEAR SHAFT, DRIVE GEAR AND BULL GEAR, LOOKING NORTHEAST
34. INTERIOR VIEW OF BRIDGE TENDER'S HOUSE, LOOKING SOUTHWEST
35. DETAIL VIEW OF PIVOT SPAN LOWER CHORD CONNECTION, LOOKING NORTHWEST
36. DETAIL VIEW OF PIVOT SPAN LOWER CHORD CONNECTION, LOOKING SOUTH
37. DERAIL VIEW OF FIXED SPAN LOWER CHORD CONNECTION, LOOKING SOUTH
38. DETAIL VIEW OF FIXED SPAN LOWER CHORD CONNECTION, LOOKING SOUTH
39. DERAIL VIEW OF PIVOT SPAN UPPER CHORD CONNECTION AT PORTAL, LOOKING SOUTHEAST
40. DETAIL VIEW OF PIVOT SPAN UPPER CHORD CONNECTION AT PORTAL, LOOKING SOUTHEAST
41. DETAIL VIEW OF PIVOT SPAN UPPER CHORD CONNECTION AT PORTAL, LOOKING SOUTHEAST
42. DETAIL VIEW OF FIXED PARKER SPAN UPPER CHORD CONNECTION, LOOKING WEST
43. DETAIL VIEW OF FIXED PRATT SPAN UPPER CHORD CONNECTION, LOOKING WEST
44. DETAIL VIEW OF FIXED PRATT SPAN UPPER CHORD CONNECTION, LOOKING SOUTH

CONTROL #:
IL0474

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