US Bridges

W San Patricio Ave over Drain

Good

San Patricio County, Texas · 0.25 MI NW of SH 359 Bus · Structure no. 162050C00080001

Built
1977
48 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
32 ft
4 main spans
Daily traffic
2,540
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

W San Patricio Ave over Drain is a concrete culvert carrying W San Patricio Ave over Drain in San Patricio County, Texas. It was built in 1977, so it is 48 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 2,540 vehicles a day, roughly 7% of them trucks, projected to reach 4,318 by 2041. The structure is 32 ft (9.8 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW San Patricio Ave
CrossesDrain
Location0.25 MI NW of SH 359 Bus
RouteCity Street 511
StateTexas
Coordinates28.09696, -97.83192
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span5 ft (1.5 m)
Deck width58 ft (17.7 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,540 (2021)
Projected traffic4,318 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W San Patricio Ave over Drain built?

It was built in 1977, making it 48 years old in 2025.

What condition is W San Patricio Ave over Drain 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 2023.

How much traffic does W San Patricio Ave over Drain carry?

About 2,540 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is W San Patricio Ave over Drain?

The structure is 32 ft (9.8 m) long with a longest span of 5 ft (1.5 m) and a deck 58 ft wide.

Who owns W San Patricio Ave over Drain?

It is owned by the City or Municipal Highway Agency.