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Carson Avenue over I-465 Lick Creek

Marion County, Indiana · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Carson Avenue over I-465 Lick Creek in Marion County, Indiana, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 9 (excellent condition) on the 0-9 scale.
It was built in 2022, making it 3 years old at the 2025 inventory.
It carries about 5,500 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 448 of the 969 inventoried bridges in Marion County rated good (46.2%); 46 (4.7%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Continuous prestressed concrete tee beam
Length	about 398 ft
Location	01.96 E US 31
NBI structure number	051221
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-65 over 26TH Street	1968	167,273	Good
I-65 over 29TH Street	1968	167,273	Good
I-65 over West 30TH Street	1968	167,273	Fair
I-65 over Dr Ml King Drive	1968	164,000	Good
I-70 over Belmont Avenue	1967	163,150	Fair
I-70 over Sherman Drive CSX RR	2007	157,928	Good