Historic Bridges of the U.S. | Bird's Nest Bridge

Contact webmaster

On this page: Photos · Map · Diagram · Facts · Categories · Update Log · Comments

Photos

< Previous (1 of 23) Next >

Side view

< Previous (2 of 23) Next >

View from south

< Previous (3 of 23) Next >

Deck view

< Previous (4 of 23) Next >

Behind the south portal

< Previous (5 of 23) Next >

South approach

< Previous (6 of 23) Next >

Looking downstream

< Previous (7 of 23) Next >

South portal

< Previous (8 of 23) Next >

South pony truss approach

< Previous (9 of 23) Next >

South stringer approaches

< Previous (10 of 23) Next >

South portal from side

< Previous (11 of 23) Next >

South abutment

< Previous (12 of 23) Next >

North end

< Previous (13 of 23) Next >

North approach

< Previous (14 of 23) Next >

Original north abutment

< Previous (15 of 23) Next >

Middle joint

< Previous (16 of 23) Next >

Upper chord hip joint

< Previous (17 of 23) Next >

Pony truss joint

< Previous (18 of 23) Next >

Top of pier

< Previous (19 of 23) Next >

Steel piers

< Previous (20 of 23) Next >

Underneath

< Previous (21 of 23) Next >

Builder's plaque

Miller &
Borcherding
Builders
St. Louis Mo.
1914

< Previous (22 of 23) Next >

Overhead plaque

1914
Jacob Rohrer, Presiding
Judge
W.D. Bass, Judge 1st District
E.?. West, Judge 2nd District
J.E. Summers
County Clerk

< Previous (23 of 23) Next >

North pony truss plaque

Manufactured by
The Township Supply Co
St Louis Mo

Map

Vicinity Map

Vicinity map

Map links:

Diagram

Facts

Overview: Through truss bridge over Meramec River on Bird's Nest Road north of Steelville
Location: Crawford County, Missouri
Status: Open to traffic on a paved road with a 3 ton weight limit
History: Built 1914 by Miller & Borcherding Bridge Builders of St. Louis
Builders: - Miller & Borcherding Bridge Builders of St. Louis, Missouri
- Township Supply Co. (Northern approach)
Design: From north to south:
One riveted, half-hip Pratt pony truss (added later)
Two steel stringer spans
One pin-connected, 12-panel Pennsylvania through truss
One pin-connected Pratt pony truss
Three steel stringer spans
Dimensions: Length of largest span: 249.9 ft.
Total length: 512.0 ft.
Deck width: 15.1 ft.
Vertical clearance above deck: 14.2 ft.
Approximate latitude, longitude: +37.99866, -91.35887 (decimal degrees)
37°59'55" N, 91°21'32" W (degrees°minutes'seconds")
Land survey: T. 38 N., R. 4 W., Sec. 21
Inventory numbers: MONBI 19098 (Missouri bridge number on the National Bridge Inventory)
BH 21368 (Bridgehunter.com ID)
Inspection (as of 02/2007): Deck condition rating: Very Good (8 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 24.6 (out of 100)
Average daily traffic (as of 2005): 100

Update Log

January 5, 2005: Added diagram

Comments

Post a comment here · Contact webmaster