US Bridges

US 290 over Dittmar Creek

Good

Gillespie County, Texas · 9.50 MI E of RM 783 S · Structure no. 140870011202072

Built
2010
15 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
180 ft
3 main spans
Daily traffic
2,600
2020 count
Owner
State
State Highway Agency

About this bridge

US 290 over Dittmar Creek is a prestressed concrete stringer/multi-beam or girder carrying US 290 over Dittmar Creek in Gillespie County, Texas. It was built in 2010, so it is 15 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 2,600 vehicles a day, roughly 12% of them trucks, projected to reach 2,620 by 2033. The structure is 180 ft (54.9 m) long and 74 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesUS 290
CrossesDittmar Creek
Location9.50 MI E of RM 783 S
RouteU.S. Route 290
CountyGillespie County
StateTexas
Coordinates30.29942, -99.09061
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length180 ft (54.9 m)
Longest span60 ft (18.3 m)
Deck width74 ft (22.6 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2020)
Projected traffic2,620 by 2033
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$9,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 290 over Dittmar Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is US 290 over Dittmar 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 US 290 over Dittmar Creek carry?

About 2,600 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is US 290 over Dittmar Creek?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 74 ft wide.

Who owns US 290 over Dittmar Creek?

It is owned by the State Highway Agency.