US Bridges

CR 266(OLD Bastrop over San Marcos River

Good

Hays County, Texas · 1.5 MI N of FM 621 · Structure no. 141060AA0224501

Built
2015
10 years old
Condition
Good
inspected June 2024
Type
Other
Prestressed Concrete
Length
102 ft
2 main spans
Daily traffic
801
2020 count
Owner
County
County Highway Agency

About this bridge

CR 266(OLD Bastrop over San Marcos River is a prestressed concrete other carrying CR 266(OLD Bastrop over San Marcos River in Hays County, Texas. It was built in 2015, so it is 10 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 801 vehicles a day, roughly 3% of them trucks, projected to reach 3,035 by 2035. The structure is 102 ft (31.1 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 266(OLD Bastrop
CrossesSan Marcos River
Location1.5 MI N of FM 621
RouteCounty Highway 266
CountyHays County
StateTexas
Coordinates29.85721, -97.89692
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeOther
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length102 ft (31.1 m)
Longest span50 ft (15.2 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic801 (2020)
Projected traffic3,035 by 2035
Trucks3%
Lanes on structure2
Traffic directionTwo-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 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 CR 266(OLD Bastrop over San Marcos River built?

It was built in 2015, making it 10 years old in 2025.

What condition is CR 266(OLD Bastrop over San Marcos River 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 2024.

How much traffic does CR 266(OLD Bastrop over San Marcos River carry?

About 801 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is CR 266(OLD Bastrop over San Marcos River?

The structure is 102 ft (31.1 m) long with a longest span of 50 ft (15.2 m) and a deck 34 ft wide.

Who owns CR 266(OLD Bastrop over San Marcos River?

It is owned by the County Highway Agency.