US Bridges

Ss 356 over Town Creek

Good

Blanco County, Texas · 0.2 MI N of US 290 W · Structure no. 140160025204016

Built
1929
96 years old, rebuilt 1958
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
1,956
2020 count
Owner
State
State Highway Agency

About this bridge

Ss 356 over Town Creek is a concrete culvert carrying Ss 356 over Town Creek in Blanco County, Texas. It was built in 1929 and reconstructed in 1958, so it is 96 years old, older 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 1,956 vehicles a day, roughly 15% of them trucks, projected to reach 3,200 by 2033. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSs 356
CrossesTown Creek
Location0.2 MI N of US 290 W
RouteState Highway 356
CountyBlanco County
StateTexas
Coordinates30.27974, -98.41203
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length31 ft (9.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,956 (2020)
Projected traffic3,200 by 2033
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Ss 356 over Town Creek built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1958.

What condition is Ss 356 over Town 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 April 2023.

How much traffic does Ss 356 over Town Creek carry?

About 1,956 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Ss 356 over Town Creek?

The structure is 31 ft (9.4 m) long with a longest span of 10 ft (3 m).

Who owns Ss 356 over Town Creek?

It is owned by the State Highway Agency.