US Bridges

Dover Rd. over Drainage

Good

Lafayette Parish, Louisiana · 0.24 MI N of LA 3073 · Structure no. 032830102920361

Built
1974
51 years old, rebuilt 1998
Condition
Good
inspected January 2024
Type
Slab
Concrete
Length
57 ft
3 main spans
Daily traffic
700
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dover Rd. over Drainage is a concrete slab carrying Dover Rd. over Drainage in Lafayette Parish, Louisiana. It was built in 1974 and reconstructed in 1998, so it is 51 years old, older 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 700 vehicles a day, projected to reach 770 by 2040. The structure is 57 ft (17.4 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDover Rd.
CrossesDrainage
Location0.24 MI N of LA 3073
RouteCounty Highway 0
Coordinates30.16982, -92.05915
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
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 rating59 US tons
Inventory rating45.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span19 ft (5.8 m)
Deck width35 ft (10.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2020)
Projected traffic770 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dover Rd. over Drainage built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 1998.

What condition is Dover Rd. over Drainage 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 2024.

How much traffic does Dover Rd. over Drainage carry?

About 700 vehicles per day (2020 count).

How long is Dover Rd. over Drainage?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 35 ft wide.

Who owns Dover Rd. over Drainage?

It is owned by the City or Municipal Highway Agency.