US Bridges

Sandau RD over US 281

Good

Bexar County, Texas · 1.65 MI S of Bitters RD · Structure no. 150150007308186

Built
1978
47 years old
Condition
Good
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
284 ft
2 main spans
Daily traffic
11,220
2010 count
Owner
State
State Highway Agency

About this bridge

Sandau RD over US 281 is a prestressed concrete stringer/multi-beam or girder carrying Sandau RD over US 281 in Bexar 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 11,220 vehicles a day, projected to reach 13,000 by 2030. The structure is 284 ft (86.6 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSandau RD
CrossesUS 281
Location1.65 MI S of Bitters RD
RouteCity Street 0
CountyBexar County
StateTexas
Coordinates29.54186, -98.49147
Functional classUrban Local

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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2 (+2 approach)
Design loadHS 20
Structure length284 ft (86.6 m)
Longest span92 ft (28 m)
Deck width66 ft (20.1 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,220 (2010)
Projected traffic13,000 by 2030
Trucks0%
Lanes on structure4
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$38,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sandau RD over US 281 built?

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

What condition is Sandau RD over US 281 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 August 2022.

How much traffic does Sandau RD over US 281 carry?

About 11,220 vehicles per day (2010 count).

How long is Sandau RD over US 281?

The structure is 284 ft (86.6 m) long with a longest span of 92 ft (28 m) and a deck 66 ft wide.

Who owns Sandau RD over US 281?

It is owned by the State Highway Agency.