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Coll 7747 over Big Blue River

Saline County, Nebraska · rated Fair in the 2025 National Bridge Inventory

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

Coll 7747 over Big Blue River in Saline County, Nebraska, 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 1984, making it 41 years old at the 2025 inventory.
It carries about 225 vehicles a day (traffic count year 1998).
Its listed owner is the county highway agency.
It is one of 76 of the 325 inventoried bridges in Saline County rated fair (23.4%); 25 (7.7%) 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	Continuous steel stringer or multi-beam girder
Length	about 382 ft
Location	1N of Dewitt
NBI structure number	C007614710P
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
N33 over Big Blue River	1940	6,280	Fair
N33 over Stream	1937	5,310	Fair
N33 over Stream	1941	4,745	Good
N33 over Big Blue Trib	1941	4,745	Good
Fas 3027 over Stream	1993	3,710	Good
Fas 3027 over Big Blue River	1986	3,710	Good