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I0020 over US 425

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

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (32.45685, -91.7593)

Component ratings

ComponentRating (2024)Rating (2025)FHWA scale meaning
Deck66Satisfactory condition
Superstructure77Good condition
Substructure66Satisfactory condition

Bridge details

StructurePrestressed concrete stringer or multi-beam girder
Lengthabout 320 ft
LocationI-20 over La 137
NBI structure number054204510710511
Condition classFair
Traffic status (item 41)Open, no restriction
Last inspection (item 90)October 2023
Inspection interval (item 91)24 months
Scour (item 113)N: not over a waterway

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

Busiest bridges in Richland Parish

BridgeBuiltVehicles/dayCondition
I0020 over Old B Lafourche196838,890Fair
I0020 over Bayou Lafourche196838,890Fair
I0020 over Diversion Canal196838,890Fair
I0020 over Bayou Crew196838,890Fair
I0020 over Drain196838,890Fair
I0020 over Boeuf River196838,890Fair

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

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