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FM 3163 (milam) over Ih 35

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

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

FM 3163 (milam) over Ih 35 in Denton 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 1958, making it 67 years old at the 2025 inventory.
It carries about 3,577 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 11 of the 987 inventoried bridges in Denton County rated poor (1.1%); 11 (1.1%) 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	Continuous steel stringer or multi-beam girder
Length	about 271 ft
Location	4.70 Mi N of US 380
NBI structure number	180610019502065
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Ih 35E Hov over Elm Fk Trinity River RL3	2006	168,046	Good
Ih 35E over Lynchburg Creek	2023	122,666	Fair
Ih 35W NB Conn A over FM 1515 (bonnie Brae Rd)	1970	116,407	Fair
Ih 35E Ml over FM 1515 (Bonnie Brae Rd)	1958	116,407	Good
Ih 35E Express Lns over FM 407	2017	116,366	Good
Ih 35E over Drain	1953	114,891	Fair