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FM 1687 over Little Brazos River

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

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

FM 1687 over Little Brazos River in Brazos 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 1962, making it 63 years old at the 2025 inventory.
It carries about 413 vehicles a day (traffic count year 2020).
Its listed owner is the state highway agency.
It is one of 135 of the 374 inventoried bridges in Brazos County rated fair (36.1%); 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 stringer or multi-beam girder
Length	about 311 ft
Location	2.85 Mi NE of FM 50
NBI structure number	170210156001003
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
SH 6 Mls & Frs over Bee Creek	1971	58,504	Fair
SH 6 Mls & Frs over Draw	1971	57,636	Fair
SH 6 Mls over Sewer Creek	1971	56,179	Fair
SH 6 Mls & Frs over Draw	1971	56,048	Fair
Bs 6 over Wolfpen Creek	1960	53,292	Fair
Bs 6 over Bee Creek	1932	48,130	Fair