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Maryland Drive SB over SH 183

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

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

Maryland Drive SB over SH 183 in Dallas County, Texas, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 8 (very good condition) on the 0-9 scale.
It was built in 2023, making it 2 years old at the 2025 inventory.
It carries about 730 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 1,387 of the 3,261 inventoried bridges in Dallas County rated good (42.5%); 37 (1.1%) 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 stringer or multi-beam girder
Length	about 402 ft
Location	0.2 Mi W of SH 114
NBI structure number	180570009407355
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Ih 635 over Drainage Ditch	1967	309,861	Fair
Ih 635 EB Ramp over Dnt	2013	309,861	Good
IH 635 TEXpress over Dallas North Tollway	2014	309,861	Good
Valley View Lane over IH 635 Mngd Lanes	2014	260,970	Good
Ih 635 Ebml over Ih 635 Expressway EB	2013	260,970	Good
Ih 35E over Drainage Ditch	1963	234,589	Fair