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SR77 over Flat Creek

Washington County, Florida · rated Good in the 2025 National Bridge Inventory

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

SR77 over Flat Creek in Washington County, Florida, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 2017, making it 8 years old at the 2025 inventory.
It carries about 4,782 vehicles a day (traffic count year 2011).
Its listed owner is the state highway agency.
It is one of 39 of the 99 inventoried bridges in Washington County rated good (39.4%); 8 (8.1%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 109 ft
Location	3.8Mi S of I10 SR8
NBI structure number	610166
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I10 SR8 over SR77	1975	11,500	Fair
I10 SR8 over SR77	1975	11,500	Fair
I10 SR8 over Choctawhatchee River	1973	11,000	Fair
I10 SR8 over E Choctaw River Relief	1973	11,000	Fair
EB I-10 SR8 over Choctawhatchee River	1973	11,000	Fair
I10 SR8 over E Choctaw River Relief	1973	11,000	Fair