US Bridges

Merritt Evans RD over Drain Bayou

Good

Ascension Parish, Louisiana · 0.7 Mi. SE of LA 44 · Structure no. 610330176905431

Built
2006
19 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
35 ft
2 main spans
Daily traffic
250
2019 count
Owner
County
County Highway Agency

About this bridge

Merritt Evans RD over Drain Bayou is a concrete culvert carrying Merritt Evans RD over Drain Bayou in Ascension 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 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 250 vehicles a day, projected to reach 275 by 2039. The structure is 35 ft (10.7 m) long and 33 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesMerritt Evans RD
CrossesDrain Bayou
Location0.7 Mi. SE of LA 44
RouteCounty Highway 0
Coordinates30.29898, -90.91039
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 spans2
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span10 ft (3 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2019)
Projected traffic275 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 Merritt Evans RD over Drain Bayou built?

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

What condition is Merritt Evans RD over Drain Bayou 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 January 2023.

How much traffic does Merritt Evans RD over Drain Bayou carry?

About 250 vehicles per day (2019 count).

How long is Merritt Evans RD over Drain Bayou?

The structure is 35 ft (10.7 m) long with a longest span of 10 ft (3 m) and a deck 33 ft wide.

Who owns Merritt Evans RD over Drain Bayou?

It is owned by the County Highway Agency.