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SH 37 over Ih 30 Main Lane

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

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

SH 37 over Ih 30 Main Lane in Franklin County, Texas, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 2004, making it 21 years old at the 2025 inventory.
It carries about 6,800 vehicles a day (traffic count year 2011).
Its listed owner is the state highway agency.
It is one of 48 of the 73 inventoried bridges in Franklin County rated fair (65.8%); 2 (2.7%) 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	Prestressed concrete multiple box beam
Length	about 220 ft
Location	Int of SH 37 and Ih 30
NBI structure number	010810061002192
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 WB Ml over Spur 423	1963	23,109	Fair
Ih 30 WB Ml over Ripley Rd	1963	23,109	Fair
Ih 30 WB Ml over Denton Creek	1963	19,045	Fair
Ih 30 EB Ml over Spur 423	1963	18,724	Fair
Ih 30 EB Ml over Ripley Rd	1963	18,724	Fair
Ih 30 EB Ml over Denton Creek	1963	17,344	Fair