US Bridges

Old Hammond HWY over Lively Bayou

Fair

East Baton Rouge Parish, Louisiana · 1 Mile N of I-12 · Structure no. 611700000610264

Built
2006
19 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
36 ft
5 main spans
Daily traffic
18,309
2024 count
Owner
County
County Highway Agency

About this bridge

Old Hammond HWY over Lively Bayou is a concrete culvert carrying Old Hammond HWY over Lively Bayou in East Baton Rouge Parish, Louisiana. It was built in 2006, so it is 19 years old, younger than the Louisiana average of 43 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 18,309 vehicles a day, roughly 9% of them trucks, projected to reach 20,139 by 2044. The structure is 36 ft (11 m) long and 134 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOld Hammond HWY
CrossesLively Bayou
Location1 Mile N of I-12
RouteCounty Highway 0
Coordinates30.4506, -91.0266
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length36 ft (11 m)
Longest span6 ft (1.8 m)
Deck width134 ft (40.8 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,309 (2024)
Projected traffic20,139 by 2044
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Old Hammond HWY over Lively Bayou built?

It was built in 2006, making it 19 years old in 2025.

What condition is Old Hammond HWY over Lively Bayou 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 May 2023.

How much traffic does Old Hammond HWY over Lively Bayou carry?

About 18,309 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Old Hammond HWY over Lively Bayou?

The structure is 36 ft (11 m) long with a longest span of 6 ft (1.8 m) and a deck 134 ft wide.

Who owns Old Hammond HWY over Lively Bayou?

It is owned by the County Highway Agency.