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Atchafalaya River LA 1 Bridge

Avoyelles Parish, Louisiana, and Pointe Coupee Parish, Louisiana
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Photos 

North/Westbound approach on hwy. 418 in Legonier, LA

Photo taken by John T. Dauzat

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Map 

Street View 

View Uglybridges.com report

Facts 

Overview
Cantilevered Warren through truss bridge over Atchafalaya River on LA 1 at Simmesport in Simmesport
Location
Avoyelles Parish, Louisiana, and Pointe Coupee Parish, Louisiana
Status
Open to traffic
History
Built 1971
Design
Warren through truss with all verticals
Dimensions
Length of largest span: 299.7 ft.
Total length: 3,956.0 ft. (0.7 mi.)
Deck width: 29.8 ft.
Vertical clearance above deck: 18.7 ft.
Approximate latitude, longitude
+30.97740, -91.80280   (decimal degrees)
30°58'39" N, 91°48'10" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/614323/3427711 (zone/easting/northing)
USGS topographic map
Simmesport
Inventory number
BH 18974 (Bridgehunter.com ID)
Inspection (as of 01/2012)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 56.0 (out of 100)
Average daily traffic (as of 2011)
4,300

Categories 

Atchafalaya River (10)
Avoyelles Parish, Louisiana (9)
Built 1971 (55)
Built during 1970s (495)
Cantilevered (242)
Cantilevered truss (222)
Have street view (9,908)
LA 1 (8)
Louisiana (519)
Navigable waterway (1,449)
 Open (28,320)
Owned by state (9,811)
Pointe Coupee Parish, Louisiana (13)
Span length 250-500 feet (863)
Through truss (9,211)
Total length over 2500 feet (587)
Truss (23,575)
Warren through truss (928)
Warren through truss with all verticals (145)
Warren truss (3,961)

Update Log 

  • May 19, 2010: New Street View added by Cliff Darby
  • May 5, 2010: New photos from John T. Dauzat

Sources 

  • John T. Dauzat - jtdauzat [at] yahoo [dot] com
  • Cliff Darby - clif30 [at] hotmail [dot] com
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Comments 

Atchafalaya River LA 1 Bridge
Posted October 1, 2010, by Bobbie (byoung37 [at] cox [dot] net)

How high is this bridge from the water to the deck? I am not fond of extremely elevated bridges. Could you tell me how long it will take to cross this bridge.

Atchafalaya River LA 1 Bridge
Posted February 4, 2010, by Cliff D (clif30 [at] hotmail [dot] com)

These GPS coordinates are inaccurate... they center on the railroad bridge to the norht of the LA 1 bridge.