US Bridges

CR 203 over Corner Bayou

Fair

Brazoria County, Texas · 2.80 MI SE of SH 35 · Structure no. 120200AA0887001

Built
1937
88 years old, rebuilt 1969
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
1,100
2017 count
Owner
County
County Highway Agency

About this bridge

CR 203 over Corner Bayou is a concrete culvert carrying CR 203 over Corner Bayou in Brazoria County, Texas. It was built in 1937 and reconstructed in 1969, so it is 88 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.

It carries about 1,100 vehicles a day, roughly 1% of them trucks, projected to reach 1,650 by 2037. The structure is 23 ft (7 m) long and 37 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesCR 203
CrossesCorner Bayou
Location2.80 MI SE of SH 35
RouteCounty Highway 203
CountyBrazoria County
StateTexas
Coordinates29.28671, -95.27341
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width37 ft (11.2 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2017)
Projected traffic1,650 by 2037
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 203 over Corner Bayou built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1969.

What condition is CR 203 over Corner Bayou 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 November 2023.

How much traffic does CR 203 over Corner Bayou carry?

About 1,100 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is CR 203 over Corner Bayou?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 37 ft wide.

Who owns CR 203 over Corner Bayou?

It is owned by the County Highway Agency.