US Bridges

Oyster LAKE(CR365) over Palacios Bayou

Good

Matagorda County, Texas · 15.0 MI S of FM 521 · Structure no. 131580AA0443004

Built
2003
22 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
230 ft
4 main spans
Daily traffic
52
2022 count
Owner
County
County Highway Agency

About this bridge

Oyster LAKE(CR365) over Palacios Bayou is a prestressed concrete stringer/multi-beam or girder carrying Oyster LAKE(CR365) over Palacios Bayou in Matagorda County, Texas. It was built in 2003, so it is 22 years old, younger 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 52 vehicles a day, roughly 3% of them trucks, projected to reach 52 by 2042. The structure is 230 ft (70.1 m) long and 26 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesOyster LAKE(CR365)
CrossesPalacios Bayou
Location15.0 MI S of FM 521
RouteCounty Highway 365
StateTexas
Coordinates28.61408, -96.21165
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHL 93
Structure length230 ft (70.1 m)
Longest span65 ft (19.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic52 (2022)
Projected traffic52 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Oyster LAKE(CR365) over Palacios Bayou built?

It was built in 2003, making it 22 years old in 2025.

What condition is Oyster LAKE(CR365) over Palacios Bayou 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 February 2024.

How much traffic does Oyster LAKE(CR365) over Palacios Bayou carry?

About 52 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Oyster LAKE(CR365) over Palacios Bayou?

The structure is 230 ft (70.1 m) long with a longest span of 65 ft (19.8 m) and a deck 26 ft wide.

Who owns Oyster LAKE(CR365) over Palacios Bayou?

It is owned by the County Highway Agency.