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County Line Road over Branch of Charlie Creek

Polk County, Florida · rated Fair in the 2025 National Bridge Inventory

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

County Line Road over Branch of Charlie Creek in Polk County, Florida, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1960, making it 65 years old at the 2025 inventory.
It carries about 500 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 160 of the 359 inventoried bridges in Polk County rated fair (44.6%); 0 (0.0%) 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	Prestressed concrete channel beam
Length	about 49 ft
Location	10.5MI East of US 17
NBI structure number	164309
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-4 (SR-400) over Winston Drain	1999	127,000	Good
I-4 (SR-400) over Winston Creek	1999	127,000	Good
I-4 (SR-400) over Lake Gibson Drain Canal	1961	104,500	Fair
US-27 (SR-25) over I-4 (SR-400)	2004	72,576	Good
US-27 (SR-25) over Black Hills Canal	1965	56,000	Fair
US-27 (SR-25) over US-17 (SR-600)	2000	56,000	Good