US Bridges

Mahoney RD over Mill Creek

Good

East Baton Rouge Parish, Louisiana · 1.8 Mi. NE of Pride · Structure no. 611730425905711

Built
2002
23 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
100 ft
4 main spans
Daily traffic
1,173
2019 count
Owner
County
County Highway Agency

About this bridge

Mahoney RD over Mill Creek is a concrete slab carrying Mahoney RD over Mill Creek in East Baton Rouge Parish, Louisiana. It was built in 2002, so it is 23 years old, younger than the Louisiana average of 43 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 1,173 vehicles a day, projected to reach 1,290 by 2039. The structure is 100 ft (30.5 m) long and 35 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesMahoney RD
CrossesMill Creek
Location1.8 Mi. NE of Pride
RouteCounty Highway 0
Coordinates30.70649, -90.95407
Functional classRural Minor Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span25 ft (7.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,173 (2019)
Projected traffic1,290 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mahoney RD over Mill Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is Mahoney RD over Mill 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 May 2023.

How much traffic does Mahoney RD over Mill Creek carry?

About 1,173 vehicles per day (2019 count).

How long is Mahoney RD over Mill Creek?

The structure is 100 ft (30.5 m) long with a longest span of 25 ft (7.6 m) and a deck 35 ft wide.

Who owns Mahoney RD over Mill Creek?

It is owned by the County Highway Agency.