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Chatlain Crossing over Bayou Natchitoches

Avoyelles Parish, Louisiana · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (31.15004, -91.7841)

Component ratings

ComponentRating (2024)Rating (2025)FHWA scale meaning
Deck55Fair condition
Superstructure55Fair condition
Substructure15Fair condition

Bridge details

StructureTimber stringer or multi-beam girder
Lengthabout 109 ft
LocationApp. 10 M. E. of La 451
NBI structure number080531090914451
Condition classFair
Traffic status (item 41)Posted for load
Last inspection (item 90)February 2024
Inspection interval (item 91)24 months
Scour (item 113)3: scour critical: foundations unstable for the assessed or calculated scour

Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.

Busiest bridges in Avoyelles Parish

BridgeBuiltVehicles/dayCondition
I0049 over La 106198619,302Good
I0049 over Acadiana Railway198619,302Fair
I0049 over La 115198719,302Good
LA0001 over Coulee Des Grue193118,571Fair
LA0001 over Bayou Perot197010,795Good
I0049 over La 106198610,352Good

All bridges nearby: Avoyelles Parish, LA bridge conditions · every bridge in Avoyelles Parish · Louisiana bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.