US Bridges

FM 120 over US 75

Fair

Grayson County, Texas · JCT US 75 and FM 120 · Structure no. 010920004718266

Built
1987
38 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
275 ft
2 main spans
Daily traffic
18,090
2023 count
Owner
State
State Highway Agency

About this bridge

FM 120 over US 75 is a prestressed concrete stringer/multi-beam or girder carrying FM 120 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 18,090 vehicles a day, roughly 3% of them trucks, projected to reach 12,564 by 2041. The structure is 275 ft (83.8 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFM 120
CrossesUS 75
LocationJCT US 75 and FM 120
RouteState Highway 120
StateTexas
Coordinates33.76229, -96.5853
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating75 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length275 ft (83.8 m)
Longest span95 ft (29 m)
Deck width78 ft (23.8 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,090 (2023)
Projected traffic12,564 by 2041
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 FM 120 over US 75 built?

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

What condition is FM 120 over US 75 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does FM 120 over US 75 carry?

About 18,090 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is FM 120 over US 75?

The structure is 275 ft (83.8 m) long with a longest span of 95 ft (29 m) and a deck 78 ft wide.

Who owns FM 120 over US 75?

It is owned by the State Highway Agency.