US Bridges

US 281 Nbml over SH 46

Good

Comal County, Texas · 3.9 MI N of FM 1863 · Structure no. 150460025303053

Built
1978
47 years old
Condition
Good
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
215 ft
1 main span
Daily traffic
13,669
2020 count
Owner
State
State Highway Agency

About this bridge

US 281 Nbml over SH 46 is a prestressed concrete stringer/multi-beam or girder carrying US 281 Nbml over SH 46 in Comal County, Texas. It was built in 1978, so it is 47 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 13,669 vehicles a day, roughly 4% of them trucks, projected to reach 15,470 by 2033. The structure is 215 ft (65.5 m) long and 44 ft wide.

CarriesUS 281 Nbml
CrossesSH 46
Location3.9 MI N of FM 1863
RouteU.S. Route 281
StateTexas
Coordinates29.79766, -98.41913
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length215 ft (65.5 m)
Longest span125 ft (38.1 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,669 (2020)
Projected traffic15,470 by 2033
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 US 281 Nbml over SH 46 built?

It was built in 1978, making it 47 years old in 2025.

What condition is US 281 Nbml over SH 46 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 2022.

How much traffic does US 281 Nbml over SH 46 carry?

About 13,669 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is US 281 Nbml over SH 46?

The structure is 215 ft (65.5 m) long with a longest span of 125 ft (38.1 m) and a deck 44 ft wide.

Who owns US 281 Nbml over SH 46?

It is owned by the State Highway Agency.