US Bridges

Patterson Street over Medina River

PoorPosted for load

Bandera County, Texas · 0.2 Mile South of S.H. 16 · Structure no. 150100AA0188001

Built
1940
85 years old
Condition
Poor
inspected December 2024
Type
Slab
Concrete Continuous
Length
72 ft
4 main spans
Daily traffic
38
2020 count
Owner
County
County Highway Agency

About this bridge

Patterson Street over Medina River is a concrete continuous slab carrying Patterson Street over Medina River in Bandera County, Texas. It was built in 1940, so it is 85 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 38 vehicles a day, roughly 3% of them trucks, projected to reach 38 by 2042. The structure is 72 ft (21.9 m) long and 15 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesPatterson Street
CrossesMedina River
Location0.2 Mile South of S.H. 16
RouteCounty Highway 0
StateTexas
Coordinates29.79393, -99.24859
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 6 months
Operating statusPosted for load restriction
ScourScour critical; extensive scour has occurred
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating9 US tons
Inventory rating5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length72 ft (21.9 m)
Longest span18 ft (5.5 m)
Deck width15 ft (4.5 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38 (2020)
Projected traffic38 by 2042
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Patterson Street over Medina River built?

It was built in 1940, making it 85 years old in 2025.

What condition is Patterson Street over Medina River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2024.

How much traffic does Patterson Street over Medina River carry?

About 38 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Patterson Street over Medina River?

The structure is 72 ft (21.9 m) long with a longest span of 18 ft (5.5 m) and a deck 15 ft wide.

Who owns Patterson Street over Medina River?

It is owned by the County Highway Agency.