US Bridges

RM 152 over Sixmile Creek

Good

Llano County, Texas · 5.80 MI W of SH 16 · Structure no. 141500039609048

Built
1995
30 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
260 ft
3 main spans
Daily traffic
306
2023 count
Owner
State
State Highway Agency

About this bridge

RM 152 over Sixmile Creek is a prestressed concrete stringer/multi-beam or girder carrying RM 152 over Sixmile Creek in Llano County, Texas. It was built in 1995, so it is 30 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 306 vehicles a day, roughly 4% of them trucks, projected to reach 410 by 2033. The structure is 260 ft (79.2 m) long and 32 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesRM 152
CrossesSixmile Creek
Location5.80 MI W of SH 16
RouteState Highway 152
StateTexas
Coordinates30.72554, -98.76306
Functional classRural Minor Collector

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 inspectionMay 2023
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length260 ft (79.2 m)
Longest span90 ft (27.4 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic306 (2023)
Projected traffic410 by 2033
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 RM 152 over Sixmile Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is RM 152 over Sixmile Creek 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 May 2023.

How much traffic does RM 152 over Sixmile Creek carry?

About 306 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is RM 152 over Sixmile Creek?

The structure is 260 ft (79.2 m) long with a longest span of 90 ft (27.4 m) and a deck 32 ft wide.

Who owns RM 152 over Sixmile Creek?

It is owned by the State Highway Agency.