US Bridges

Mockingbird LN EB over US 75

Good

Dallas County, Texas · 4.40 MI N of IH 30 · Structure no. 180570004707330

Built
1998
27 years old
Condition
Good
inspected April 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
182 ft
2 main spans
Daily traffic
8,457
2016 count
Owner
State
State Highway Agency

About this bridge

Mockingbird LN EB over US 75 is a prestressed concrete box beam or girders - multiple carrying Mockingbird LN EB over US 75 in Dallas County, Texas. It was built in 1998, so it is 27 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,457 vehicles a day, projected to reach 13,240 by 2038. The structure is 182 ft (55.5 m) long and 114 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMockingbird LN EB
CrossesUS 75
Location4.40 MI N of IH 30
RouteCity Street 0
StateTexas
Coordinates32.83654, -96.77904
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length182 ft (55.5 m)
Longest span91 ft (27.7 m)
Deck width114 ft (34.8 m)
Roadway width67 ft (20.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,457 (2016)
Projected traffic13,240 by 2038
Trucks0%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mockingbird LN EB over US 75 built?

It was built in 1998, making it 27 years old in 2025.

What condition is Mockingbird LN EB over US 75 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2022.

How much traffic does Mockingbird LN EB over US 75 carry?

About 8,457 vehicles per day (2016 count).

How long is Mockingbird LN EB over US 75?

The structure is 182 ft (55.5 m) long with a longest span of 91 ft (27.7 m) and a deck 114 ft wide.

Who owns Mockingbird LN EB over US 75?

It is owned by the State Highway Agency.