US Bridges

Hanna RD over Oak Ridge Ditch

Good

Montgomery County, Texas · 0.7 MI N of Rayford RD · Structure no. 121700AA0712001

Built
1994
31 years old
Condition
Good
inspected November 2023
Type
Other
Prestressed Concrete
Length
142 ft
3 main spans
Daily traffic
2,309
2016 count
Owner
County
County Highway Agency

About this bridge

Hanna RD over Oak Ridge Ditch is a prestressed concrete other carrying Hanna RD over Oak Ridge Ditch in Montgomery County, Texas. It was built in 1994, so it is 31 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 2,309 vehicles a day, projected to reach 5,000 by 2035. The structure is 142 ft (43.3 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHanna RD
CrossesOak Ridge Ditch
Location0.7 MI N of Rayford RD
RouteCounty Highway 0
StateTexas
Coordinates30.13729, -95.43252
Functional classUrban Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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 typeOther
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span47 ft (14.3 m)
Deck width35 ft (10.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,309 (2016)
Projected traffic5,000 by 2035
Trucks0%
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

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 Hanna RD over Oak Ridge Ditch built?

It was built in 1994, making it 31 years old in 2025.

What condition is Hanna RD over Oak Ridge Ditch 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 November 2023.

How much traffic does Hanna RD over Oak Ridge Ditch carry?

About 2,309 vehicles per day (2016 count).

How long is Hanna RD over Oak Ridge Ditch?

The structure is 142 ft (43.3 m) long with a longest span of 47 ft (14.3 m) and a deck 35 ft wide.

Who owns Hanna RD over Oak Ridge Ditch?

It is owned by the County Highway Agency.