Home › Texas › Marion County › US 59 SB over Little Cypress Bayou

US 59 SB over Little Cypress Bayou

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

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

US 59 SB over Little Cypress Bayou in Marion County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1987, making it 38 years old at the 2025 inventory.
It carries about 5,722 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 27 of the 59 inventoried bridges in Marion County rated fair (45.8%); 1 (1.7%) 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 637 ft
Location	at Harrison Co Line
NBI structure number	191550006206045
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 59 over Big Cypress Bayou Rel	1987	12,521	Good
US 59 over Big Cypress Bayou	1954	11,165	Fair
US 59 over Little Cypress Relief	1953	10,617	Good
US 59 over UP RR Kcs RR W Clay St	1953	10,086	Fair
US 59 over Black Cypress Bayou Rel	1997	7,314	Fair
US 59 over Black Cypress Bayou	1997	7,314	Fair