US Bridges

Ida Missionary RD over Kelly Bayou

Good

Caddo Parish, Louisiana · 1.8M East of US 71 · Structure no. 040933001935211

Built
1994
31 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
200 ft
4 main spans
Daily traffic
200
2019 count
Owner
County
County Highway Agency

About this bridge

Ida Missionary RD over Kelly Bayou is a prestressed concrete stringer/multi-beam or girder carrying Ida Missionary RD over Kelly Bayou in Caddo Parish, Louisiana. It was built in 1994, so it is 31 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 200 vehicles a day, projected to reach 220 by 2039. The structure is 200 ft (61 m) long and 31 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesIda Missionary RD
CrossesKelly Bayou
Location1.8M East of US 71
RouteCounty Highway 0
Coordinates33.00199, -93.86519
Functional classRural 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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating25.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length200 ft (61 m)
Longest span50 ft (15.2 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2019)
Projected traffic220 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Ida Missionary RD over Kelly Bayou built?

It was built in 1994, making it 31 years old in 2025.

What condition is Ida Missionary RD over Kelly 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 March 2023.

How much traffic does Ida Missionary RD over Kelly Bayou carry?

About 200 vehicles per day (2019 count).

How long is Ida Missionary RD over Kelly Bayou?

The structure is 200 ft (61 m) long with a longest span of 50 ft (15.2 m) and a deck 31 ft wide.

Who owns Ida Missionary RD over Kelly Bayou?

It is owned by the County Highway Agency.