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Clam Lake Road over Ten-mile Cut/salt Bayou

Jefferson County, Texas · rated Poor in the 2025 National Bridge Inventory

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

Clam Lake Road over Ten-mile Cut/salt Bayou in Jefferson County, Texas, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1950 and reconstructed in 2007, making it 75 years old at the 2025 inventory.
It carries about 80 vehicles a day (traffic count year 2024).
It is one of 6 of the 460 inventoried bridges in Jefferson County rated poor (1.3%); 6 (1.3%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Timber stringer or multi-beam girder
Length	about 148 ft
Location	Clam Lake Road
NBI structure number	000021525-00012
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Ih 10 over US 90	2002	114,345	Fair
Ih 10 over 11TH St	1958	111,265	Poor
Ih 10 over Fannin St Drainage Ditch	1958	111,265	Fair
Ih 10 over Drainage Ditch	1960	108,624	Fair
Ih 10 Ml over UPRR & Hollywood Ave.	2002	108,624	Good
US 69 Conn to IH10 over Ih 10 Ml	1993	91,000	Fair