US Bridges

Lp 121 over Leon River Tributary

Good

Bell County, Texas · 0.05 MI W of FM 436 · Structure no. 090140250201001

Built
1960
65 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
11,010
2015 count
Owner
State
State Highway Agency

About this bridge

Lp 121 over Leon River Tributary is a concrete culvert carrying Lp 121 over Leon River Tributary in Bell County, Texas. It was built in 1960, so it is 65 years old, older 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 11,010 vehicles a day, roughly 7% of them trucks, projected to reach 15,420 by 2035. The structure is 23 ft (7 m) long and 59 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesLp 121
CrossesLeon River Tributary
Location0.05 MI W of FM 436
RouteState Highway 121
CountyBell County
StateTexas
Coordinates31.03504, -97.45896
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 inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 spans3
Design loadOther
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width59 ft (18 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,010 (2015)
Projected traffic15,420 by 2035
Trucks7%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lp 121 over Leon River Tributary built?

It was built in 1960, making it 65 years old in 2025.

What condition is Lp 121 over Leon River Tributary 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 February 2023.

How much traffic does Lp 121 over Leon River Tributary carry?

About 11,010 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Lp 121 over Leon River Tributary?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m) and a deck 59 ft wide.

Who owns Lp 121 over Leon River Tributary?

It is owned by the State Highway Agency.