US Bridges

Regional DR NB over 9th Ave Ditch

Good

Jefferson County, Texas · 0.1 MI NE of Central Mall · Structure no. 201240C01087001

Built
1981
44 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
3,597
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Regional DR NB over 9th Ave Ditch is a prestressed concrete box beam or girders - multiple carrying Regional DR NB over 9th Ave Ditch in Jefferson County, Texas. It was built in 1981, so it is 44 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 3,597 vehicles a day, roughly 3% of them trucks, projected to reach 5,036 by 2039. The structure is 50 ft (15.2 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesRegional DR NB
Crosses9th Ave Ditch
Location0.1 MI NE of Central Mall
RouteCity Street 0
CountyJefferson County
StateTexas
Coordinates29.95033, -93.98464
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
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 typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width32 ft (9.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,597 (2019)
Projected traffic5,036 by 2039
Trucks3%
Lanes on structure2
Traffic directionOne-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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Regional DR NB over 9th Ave Ditch built?

It was built in 1981, making it 44 years old in 2025.

What condition is Regional DR NB over 9th Ave 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 June 2023.

How much traffic does Regional DR NB over 9th Ave Ditch carry?

About 3,597 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Regional DR NB over 9th Ave Ditch?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 32 ft wide.

Who owns Regional DR NB over 9th Ave Ditch?

It is owned by the City or Municipal Highway Agency.