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Nfa A742 over Marrowbone Creek

Davidson County, Tennessee · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled

View this bridge on a map → (36.30335, -86.91949)

Component ratings

ComponentRating (2024)Rating (2025)FHWA scale meaning
Deck66Satisfactory condition
Superstructure55Fair condition
Substructure77Good condition

Bridge details

StructureSteel through truss
Lengthabout 68 ft
LocationMarrowbone Lake Rd.
NBI structure number190C5540001
Condition classFair
Traffic status (item 41)Posted for load
Last inspection (item 90)July 2023
Inspection interval (item 91)24 months
Scour (item 113)8: foundations stable, scour above the top of the footing
Fracture critical (item 92A)Yes

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

Busiest bridges in Davidson County

BridgeBuiltVehicles/dayCondition
I65 over Pages Branch1961182,508Good
I65 over Trinity Lane1961182,508Fair
I40 348623Y over Nasville & Eastern RR1960181,397Fair
I40 over Browns Creek1960181,397Fair
I24 over Seven Mile Creek1958177,574Fair
I40 over Fairfield Ave.1960169,445Fair

All bridges nearby: Davidson County, TN bridge conditions · every bridge in Davidson County · Tennessee bridges.

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