US Bridges

Old Hickory Grove over Rocky Branch

Fair

Robertson County, Texas · 2.1 MI S of FM 2446 · Structure no. 171980AA0319001

Built
2007
18 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
72
2022 count
Owner
County
County Highway Agency

About this bridge

Old Hickory Grove over Rocky Branch is a steel stringer/multi-beam or girder carrying Old Hickory Grove over Rocky Branch in Robertson County, Texas. It was built in 2007, so it is 18 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 72 vehicles a day, roughly 3% of them trucks, projected to reach 72 by 2042. The structure is 40 ft (12.2 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesOld Hickory Grove
CrossesRocky Branch
Location2.1 MI S of FM 2446
RouteCounty Highway 314
CountyRobertson County
StateTexas
Coordinates31.00174, -96.42333
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span39 ft (11.9 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72 (2022)
Projected traffic72 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Hickory Grove over Rocky Branch built?

It was built in 2007, making it 18 years old in 2025.

What condition is Old Hickory Grove over Rocky Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Old Hickory Grove over Rocky Branch carry?

About 72 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Old Hickory Grove over Rocky Branch?

The structure is 40 ft (12.2 m) long with a longest span of 39 ft (11.9 m) and a deck 20 ft wide.

Who owns Old Hickory Grove over Rocky Branch?

It is owned by the County Highway Agency.