Rating:
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US 90 Overpass

St. Mary Parish, Louisiana

Map 

Facts 

Overview
Lost Steel stringer bridge over Southern Pacific RR on US 90 BUS/LA 182
Location
St. Mary Parish, Louisiana
Status
Replaced by a new bridge
History
Built 1936; replaced 1997
Design
Steel stringer
Dimensions
Length of largest span: 76.1 ft.
Total length: 985.0 ft.
Deck width: 28.2 ft.
Approximate latitude, longitude
+29.68780, -91.15979   (decimal degrees)
29°41'16" N, 91°09'35" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/678052/3285608 (zone/easting/northing)
Quadrangle map:
Morgan City
Average daily traffic (as of 2016)
8,000
Inventory number
BH 53785 (Bridgehunter.com ID)
Inspection report (as of March 2018)
Overall condition: Good
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Deck condition rating: Good (7 out of 9)
Sufficiency rating: 77 (out of 100)
View more at BridgeReports.com

Categories 

Beam (15,719)
Built 1936 (1,158)
Built during 1930s (11,749)
Lost (24,749)
Lost 1997 (407)
Lost during 1990s (3,985)
Louisiana (703)
Owned by state (15,996)
 Replaced by new bridge (16,590)
Span length 75-100 feet (6,431)
St. Mary Parish, Louisiana (32)
Steel stringer (6,222)
Structurally deficient (14,194)
Total length 500-1000 feet (2,871)
US 90 (71)

Update Log 

  • April 28, 2017: Updated by Roger Collins: Corrected name, added some details
  • October 5, 2012: Added by Jared Mixson

Sources 

  • Jared
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Comments 

US 90 Overpass
Posted May 21, 2017, by G Falcon (geofffalcon [at] yahoo [dot] com)

Here's a link to a photo of the old bridge:

http://louisdl.louislibraries.org/cdm/ref/collection/LHP/id/...