US Bridges

US 281 Nbml over Marshall Rd.

Good

Bexar County, Texas · 3.8 MI N of Lp 1604 · Structure no. 150150025304285

Built
2021
4 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
280 ft
3 main spans
Daily traffic
60,619
2022 count
Owner
State
State Highway Agency

About this bridge

US 281 Nbml over Marshall Rd. is a prestressed concrete stringer/multi-beam or girder carrying US 281 Nbml over Marshall Rd. in Bexar County, Texas. It was built in 2021, so it is 4 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 60,619 vehicles a day, roughly 3% of them trucks, projected to reach 75,168 by 2042. The structure is 280 ft (85.3 m) long and 75 ft wide.

CarriesUS 281 Nbml
CrossesMarshall Rd.
Location3.8 MI N of Lp 1604
RouteU.S. Route 281
StateTexas
Coordinates29.66092, -98.45033
Functional classUrban Other Principal Arterial

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.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length280 ft (85.3 m)
Longest span108 ft (32.9 m)
Deck width75 ft (22.9 m)
Roadway width73 ft (22.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60,619 (2022)
Projected traffic75,168 by 2042
Trucks3%
Lanes on structure4
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 Marshall Rd. built?

It was built in 2021, making it 4 years old in 2025.

What condition is US 281 Nbml over Marshall Rd. 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 2024.

How much traffic does US 281 Nbml over Marshall Rd. carry?

About 60,619 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is US 281 Nbml over Marshall Rd.?

The structure is 280 ft (85.3 m) long with a longest span of 108 ft (32.9 m) and a deck 75 ft wide.

Who owns US 281 Nbml over Marshall Rd.?

It is owned by the State Highway Agency.