US Bridges

CR 1490 (cr 80) over Drainage Ditch

FairPosted for load

San Patricio County, Texas · 0.5 MI W of FM 1074 · Structure no. 162050AA0320002

Built
1950
75 years old, rebuilt 1980
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
52
2021 count
Owner
County
County Highway Agency

About this bridge

CR 1490 (cr 80) over Drainage Ditch is a concrete culvert carrying CR 1490 (cr 80) over Drainage Ditch in San Patricio County, Texas. It was built in 1950 and reconstructed in 1980, so it is 75 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 52 vehicles a day, roughly 3% of them trucks, projected to reach 52 by 2041. The structure is 33 ft (10.1 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCR 1490 (cr 80)
CrossesDrainage Ditch
Location0.5 MI W of FM 1074
RouteCounty Highway 1490
CountySan Patricio County
StateTexas
Coordinates27.98396, -97.48105
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than 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 spans3
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width19 ft (5.8 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2021)
Projected traffic52 by 2041
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 1490 (cr 80) over Drainage Ditch built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1980.

What condition is CR 1490 (cr 80) over Drainage Ditch 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 June 2023.

How much traffic does CR 1490 (cr 80) over Drainage Ditch carry?

About 52 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is CR 1490 (cr 80) over Drainage Ditch?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m) and a deck 19 ft wide.

Who owns CR 1490 (cr 80) over Drainage Ditch?

It is owned by the County Highway Agency.