US Bridges

Margo ST over Iron Bridge Creek

Good

Gregg County, Texas · 0.10 MI E of Melba ST · Structure no. 100930E00676001

Built
1988
37 years old
Condition
Good
inspected March 2024
Type
Frame
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
560
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Margo ST over Iron Bridge Creek is a prestressed concrete frame carrying Margo ST over Iron Bridge Creek in Gregg County, Texas. It was built in 1988, so it is 37 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 560 vehicles a day, roughly 3% of them trucks, projected to reach 560 by 2042. The structure is 38 ft (11.6 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMargo ST
CrossesIron Bridge Creek
Location0.10 MI E of Melba ST
RouteCity Street 0
StateTexas
Coordinates32.45719, -94.72228
Functional classUrban Local

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeFrame
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span36 ft (10.9 m)
Deck width44 ft (13.5 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2018)
Projected traffic560 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Margo ST over Iron Bridge Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Margo ST over Iron Bridge Creek 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 March 2024.

How much traffic does Margo ST over Iron Bridge Creek carry?

About 560 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Margo ST over Iron Bridge Creek?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (10.9 m) and a deck 44 ft wide.

Who owns Margo ST over Iron Bridge Creek?

It is owned by the City or Municipal Highway Agency.