US Bridges

FM 120 over Drain

Good

Grayson County, Texas · 0.5 MI E of FM 996 · Structure no. 010920072801007

Built
1984
41 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
6,727
2020 count
Owner
State
State Highway Agency

About this bridge

FM 120 over Drain is a concrete culvert carrying FM 120 over Drain in Grayson County, Texas. It was built in 1984, so it is 41 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 6,727 vehicles a day, roughly 7% of them trucks, projected to reach 10,070 by 2033. The structure is 29 ft (8.8 m) long.

CarriesFM 120
CrossesDrain
Location0.5 MI E of FM 996
RouteState Highway 120
StateTexas
Coordinates33.76274, -96.65991
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,727 (2020)
Projected traffic10,070 by 2033
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 120 over Drain built?

It was built in 1984, making it 41 years old in 2025.

What condition is FM 120 over Drain 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 May 2023.

How much traffic does FM 120 over Drain carry?

About 6,727 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is FM 120 over Drain?

The structure is 29 ft (8.8 m) long with a longest span of 9 ft (2.7 m).

Who owns FM 120 over Drain?

It is owned by the State Highway Agency.