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Preston Ave over Buffalo Bayou

Harris County, Texas · rated Good in the 2025 National Bridge Inventory

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

Preston Ave over Buffalo Bayou in Harris County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1998, making it 27 years old at the 2025 inventory.
It carries about 2,517 vehicles a day (traffic count year 2022).
Its listed owner is a city or municipal highway agency.
It is one of 2,011 of the 4,040 inventoried bridges in Harris County rated good (49.8%); 24 (0.6%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 205 ft
Location	0.35 Mi W of Main St
NBI structure number	121020B52425241
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Ih 10 over Drain	2007	405,615	Good
Ih 10 over Rummel Creek	2007	387,238	Good
Ih 10 over Rummel Creek & Trib	2007	387,238	Good
IH 10/Campbell Rd over Drainage Ditch	2005	373,095	Good
Ih 10 over Hcfcd Ditch	2006	333,229	Good
House-hahl Road over Big Cypress Creek	2015	307,170	Good