US Bridges

Rock Creek Road over Giles Branch

Good

McLennan County, Texas · 2.70 MI SE of FM 3434 · Structure no. 091610AA0376001

Built
1997
28 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
811
2022 count
Owner
County
County Highway Agency

About this bridge

Rock Creek Road over Giles Branch is a concrete culvert carrying Rock Creek Road over Giles Branch in McLennan County, Texas. It was built in 1997, so it is 28 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 811 vehicles a day, projected to reach 1,205 by 2036. The structure is 33 ft (10.1 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRock Creek Road
CrossesGiles Branch
Location2.70 MI SE of FM 3434
RouteCounty Highway 402
CountyMcLennan County
StateTexas
Coordinates31.63425, -97.19861
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry9: Superior to present desirable criteria
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 length33 ft (10.1 m)
Longest span9 ft (2.7 m)
Deck width50 ft (15.3 m)
Roadway width49 ft (14.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic811 (2022)
Projected traffic1,205 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 statusNot eligible for the National Register of Historic Places
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 Rock Creek Road over Giles Branch built?

It was built in 1997, making it 28 years old in 2025.

What condition is Rock Creek Road over Giles Branch 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 Rock Creek Road over Giles Branch carry?

About 811 vehicles per day (2022 count).

How long is Rock Creek Road over Giles Branch?

The structure is 33 ft (10.1 m) long with a longest span of 9 ft (2.7 m) and a deck 50 ft wide.

Who owns Rock Creek Road over Giles Branch?

It is owned by the County Highway Agency.