US Bridges

Jackson Lane over Rock Creek

Good

McLennan County, Texas · 0.50 MI NE of Spur 1637 · Structure no. 091610AA0384003

Built
1973
52 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
398
2022 count
Owner
County
County Highway Agency

About this bridge

Jackson Lane over Rock Creek is a concrete culvert carrying Jackson Lane over Rock Creek in McLennan County, Texas. It was built in 1973, so it is 52 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 398 vehicles a day, projected to reach 750 by 2036. The structure is 34 ft (10.4 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesJackson Lane
CrossesRock Creek
Location0.50 MI NE of Spur 1637
RouteCounty Highway 0
CountyMcLennan County
StateTexas
Coordinates31.65767, -97.29091
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width31 ft (9.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic398 (2022)
Projected traffic750 by 2036
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$208,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Jackson Lane over Rock Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Jackson Lane over Rock 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 February 2024.

How much traffic does Jackson Lane over Rock Creek carry?

About 398 vehicles per day (2022 count).

How long is Jackson Lane over Rock Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 31 ft wide.

Who owns Jackson Lane over Rock Creek?

It is owned by the County Highway Agency.