US Bridges

Charles Merle DR over Onion Creek Trib

Good

Travis County, Texas · 0.4 MI N of E Slaughter L · Structure no. 142270AA1422001

Built
2022
3 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
67 ft
6 main spans
Daily traffic
195
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Charles Merle DR over Onion Creek Trib is a concrete culvert carrying Charles Merle DR over Onion Creek Trib in Travis County, Texas. It was built in 2022, so it is 3 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 195 vehicles a day, roughly 3% of them trucks, projected to reach 195 by 2042. The structure is 67 ft (20.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCharles Merle DR
CrossesOnion Creek Trib
Location0.4 MI N of E Slaughter L
RouteCity Street 0
StateTexas
Coordinates30.15614, -97.76064
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadHL 93
Structure length67 ft (20.5 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic195 (2020)
Projected traffic195 by 2042
Trucks3%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Charles Merle DR over Onion Creek Trib built?

It was built in 2022, making it 3 years old in 2025.

What condition is Charles Merle DR over Onion Creek Trib 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 October 2024.

How much traffic does Charles Merle DR over Onion Creek Trib carry?

About 195 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Charles Merle DR over Onion Creek Trib?

The structure is 67 ft (20.5 m) long with a longest span of 9 ft (2.7 m).

Who owns Charles Merle DR over Onion Creek Trib?

It is owned by the City or Municipal Highway Agency.