US Bridges

Spur 503 EB over US 75

Good

Grayson County, Texas · 1.0 MI N of FM 691 · Structure no. 010920004718249

Built
1987
38 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
320 ft
2 main spans
Daily traffic
1,438
2021 count
Owner
State
State Highway Agency

About this bridge

Spur 503 EB over US 75 is a prestressed concrete stringer/multi-beam or girder carrying Spur 503 EB over US 75 in Grayson County, Texas. It was built in 1987, so it is 38 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 1,438 vehicles a day, roughly 3% of them trucks, projected to reach 2,157 by 2041. The structure is 320 ft (97.5 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSpur 503 EB
CrossesUS 75
Location1.0 MI N of FM 691
RouteState Highway 503
StateTexas
Coordinates33.72099, -96.5855
Functional classUrban Other Principal Arterial

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 inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be 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 (+2 approach)
Design loadHS 20
Structure length320 ft (97.5 m)
Longest span100 ft (30.5 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,438 (2021)
Projected traffic2,157 by 2041
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Spur 503 EB over US 75 built?

It was built in 1987, making it 38 years old in 2025.

What condition is Spur 503 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 June 2023.

How much traffic does Spur 503 EB over US 75 carry?

About 1,438 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Spur 503 EB over US 75?

The structure is 320 ft (97.5 m) long with a longest span of 100 ft (30.5 m) and a deck 28 ft wide.

Who owns Spur 503 EB over US 75?

It is owned by the State Highway Agency.