US Bridges

SH 16 SB over Medina River

Fair

Bexar County, Texas · 1.9 MI N of Lp 1604 · Structure no. 150150061301009

Built
1955
70 years old, rebuilt 1983
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
560 ft
3 main spans
Daily traffic
6,887
2020 count
Owner
State
State Highway Agency

About this bridge

SH 16 SB over Medina River is a steel continuous stringer/multi-beam or girder carrying SH 16 SB over Medina River in Bexar County, Texas. It was built in 1955 and reconstructed in 1983, so it is 70 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 6,887 vehicles a day, roughly 8% of them trucks, projected to reach 11,450 by 2033. The structure is 560 ft (170.7 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 16 SB
CrossesMedina River
Location1.9 MI N of Lp 1604
RouteState Highway 16
CountyBexar County
StateTexas
Coordinates29.26153, -98.58189
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+6 approach)
Design loadOther
Structure length560 ft (170.7 m)
Longest span100 ft (30.5 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,887 (2020)
Projected traffic11,450 by 2033
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 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 SH 16 SB over Medina River built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1983.

What condition is SH 16 SB over Medina River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does SH 16 SB over Medina River carry?

About 6,887 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is SH 16 SB over Medina River?

The structure is 560 ft (170.7 m) long with a longest span of 100 ft (30.5 m) and a deck 40 ft wide.

Who owns SH 16 SB over Medina River?

It is owned by the State Highway Agency.