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Iowa Colony Bld NB over Detention Basin

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

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

Iowa Colony Bld NB over Detention Basin in Brazoria 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 2018, making it 7 years old at the 2025 inventory.
It carries about 500 vehicles a day (traffic count year 2018).
Its listed owner is a city or municipal highway agency.
It is one of 382 of the 629 inventoried bridges in Brazoria County rated good (60.7%); 14 (2.2%) 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 single box beam
Length	about 64 ft
Location	0.05 mi S of Meridiana Pk
NBI structure number	120200U00627001
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
SH 288 over Drainage Ditch	1972	125,494	Good
FM 523 over Old Oyster Creek	1988	83,339	Good
SH 288 NB over FM 2234	1990	59,850	Fair
SH 288 over Drainage Ditch	1972	56,525	Fair
SH 288 SB over FM 2234	1990	54,353	Good
SH 6 over Unnamed Channel	2004	49,733	Good