US Bridges

Bridge RD over Bayou Grosse Tete

PoorPosted for load

Pointe Coupee Parish, Louisiana · 130 Ft E of LA 77 · Structure no. 613930335913331

Built
1979
46 years old
Condition
Poor
inspected August 2024
Type
Slab
Concrete
Length
248 ft
13 main spans
Daily traffic
1,540
2019 count
Owner
County
County Highway Agency

About this bridge

Bridge RD over Bayou Grosse Tete is a concrete slab carrying Bridge RD over Bayou Grosse Tete in Pointe Coupee Parish, Louisiana. It was built in 1979, so it is 46 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 1,540 vehicles a day, projected to reach 1,694 by 2039. The structure is 248 ft (75.6 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBridge RD
CrossesBayou Grosse Tete
Location130 Ft E of LA 77
RouteCounty Highway 0
Coordinates30.55943, -91.55693
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating21.4 US tons
Inventory rating16.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans13
Design loadHS 20
Structure length248 ft (75.6 m)
Longest span19 ft (5.8 m)
Deck width31 ft (9.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,540 (2019)
Projected traffic1,694 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Bridge RD over Bayou Grosse Tete built?

It was built in 1979, making it 46 years old in 2025.

What condition is Bridge RD over Bayou Grosse Tete in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Bridge RD over Bayou Grosse Tete carry?

About 1,540 vehicles per day (2019 count).

How long is Bridge RD over Bayou Grosse Tete?

The structure is 248 ft (75.6 m) long with a longest span of 19 ft (5.8 m) and a deck 31 ft wide.

Who owns Bridge RD over Bayou Grosse Tete?

It is owned by the County Highway Agency.