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Old River Road over Duncan Run

Muskingum County, Ohio · rated Fair in the 2025 National Bridge Inventory

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

Old River Road over Duncan Run in Muskingum County, Ohio, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1974 and reconstructed in 2004, making it 51 years old at the 2025 inventory.
It carries about 412 vehicles a day (traffic count year 2015).
Its listed owner is the county highway agency.
It is one of 117 of the 364 inventoried bridges in Muskingum County rated fair (32.1%); 33 (9.1%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 66 ft
Location	0.2 Mi S of Duncan Run Rd
NBI structure number	6034233
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-70 & Ramps Aekj over over Musk Riv&rrs&street	1962	57,588	Good
I-70 over Ir 70 over Abandoned RR	1962	48,490	Good
I-70 over Ir 70 over 5TH Street	1961	44,190	Fair
Hamline Ave over Ir 70	1962	43,758	Good
CR 107 over C107 Sundale Rd over I70	1966	41,343	Good
I-70 over Ir 70 over 6TH St	1961	39,768	Good