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LA1 Overpass

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Photos 

Missouri Pacific RR Underpass

Looking NW

Photo taken by Royce and Bobette Haley in March 2015

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Facts 

Overview
Steel stringer bridge over Missouri Pacific RR on LA-1
Location
Port Allen, West Baton Rouge Parish, Louisiana
Status
Open to traffic
History
Built 1952
Design
Steel stringer
Dimensions
Length of largest span: 49.9 ft.
Total length: 1,392.1 ft.
Deck width: 27.2 ft.
Approximate latitude, longitude
+30.48303, -91.21137   (decimal degrees)
30°28'59" N, 91°12'41" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/671681/3373671 (zone/easting/northing)
Quadrangle map:
Baton Rouge West
Inventory number
BH 54052 (Bridgehunter.com ID)
Inspection (as of 08/2015)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 35.1 (out of 100)
Average daily traffic (as of 2015)
9,180

Update Log 

  • March 18, 2015: New photos from Royce and Bobette Haley
  • October 20, 2012: Added by Jared Mixson

Sources 

  • Jared Mixson
  • Royce and Bobette Haley - roycehaley111 [at] yahoo [dot] com

Comments 

Missouri Pacific RR Underpass
Posted May 9, 2016, by gfalcon (geofffalcon [at] yahoo [dot] com)

Louisiana sure did like to use steel "truss boxes" to support their bridges in lieu of concrete pilings during the 1950's.