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FM 549 over Buffalo Creek

Rockwall County, Texas · rated Fair in the 2025 National Bridge Inventory

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

FM 549 over Buffalo Creek in Rockwall County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1968, making it 57 years old at the 2025 inventory.
It carries about 5,930 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 47 of the 107 inventoried bridges in Rockwall County rated fair (43.9%); 2 (1.9%) 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	Concrete stringer or multi-beam girder
Length	about 90 ft
Location	1.12 Mi NE of FM 550
NBI structure number	181990109104007
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ih 30 over Brushy Creek	1955	83,689	Fair
Ih 30 over East Fork Trinity River	1995	82,077	Poor
Ih 30 over FM 740	1995	82,077	Fair
Ih 30 over Pond Branch Creek	1955	75,013	Fair
Ih 30 over FM 548	1956	75,013	Fair
Ih 30 WB over SH 205	2009	63,036	Good