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SH 21 over Davidson Creek

Burleson County, Texas · rated Good in the 2025 National Bridge Inventory

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

SH 21 over Davidson Creek in Burleson County, Texas, 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 1968 and reconstructed in 1988, making it 57 years old at the 2025 inventory.
It carries about 19,649 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 75 of the 127 inventoried bridges in Burleson County rated good (59.1%); 2 (1.6%) 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	Concrete stringer or multi-beam girder
Length	about 319 ft
Location	0.2 Mi NE of SH 36
NBI structure number	170260011603037
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
SH 21 over Porters Creek	1968	16,349	Fair
SH 21 over Drainage Ditch	2007	15,418	Good
SH 21 over Greens Creek	1964	15,418	Fair
SH 21 over Small Creek	1936	14,244	Good
SH 36 over Thompson Creek	1937	10,403	Good
SH 21 WB over UP RR	1979	8,655	Good