Home › Oklahoma › Marshall County › 4820C Mcmillan Rd over Little Hauani Cre

4820C Mcmillan Rd over Little Hauani Creek

Marshall County, Oklahoma · rated Poor in the 2025 National Bridge Inventory

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

4820C Mcmillan Rd over Little Hauani Creek in Marshall County, Oklahoma, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1988, making it 37 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 9 of the 79 inventoried bridges in Marshall County rated poor (11.4%); 9 (11.4%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 80 ft
Location	0.3 Mi N of Mc Millan
NBI structure number	219470000000000
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
U.S. 70 over Whiskey Creek	1933	10,200	Fair
S.H. 199 over Glasses Creek	1960	8,600	Fair
S.H. 99 over Whiskey Creek	1960	6,700	Fair
U.S. 70 over Little Glasses Creek	1946	6,300	Fair
U.S. 70 over Creek	1958	6,300	Good
U.S. 70 over Creek	1935	6,200	Good