US Bridges

Forestry RD over I-49

Good

Rapides Parish, Louisiana · 3.9M N of LA 112 on I-49 · Structure no. 084004550515811

Built
1989
36 years old
Condition
Good
inspected October 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
463 ft
4 main spans
Daily traffic
1,460
2015 count
Owner
State
State Highway Agency

About this bridge

Forestry RD over I-49 is a steel continuous girder and floorbeam system carrying Forestry RD over I-49 in Rapides Parish, Louisiana. It was built in 1989, so it is 36 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 1,460 vehicles a day, projected to reach 1,606 by 2035. The structure is 463 ft (141.1 m) long and 31 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesForestry RD
CrossesI-49
Location3.9M N of LA 112 on I-49
RouteCounty Highway 0
Coordinates31.12722, -92.4437
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.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating78 US tons
Inventory rating47 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length463 ft (141.1 m)
Longest span143 ft (43.6 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,460 (2015)
Projected traffic1,606 by 2035
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Forestry RD over I-49 built?

It was built in 1989, making it 36 years old in 2025.

What condition is Forestry RD over I-49 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 October 2024.

How much traffic does Forestry RD over I-49 carry?

About 1,460 vehicles per day (2015 count).

How long is Forestry RD over I-49?

The structure is 463 ft (141.1 m) long with a longest span of 143 ft (43.6 m) and a deck 31 ft wide.

Who owns Forestry RD over I-49?

It is owned by the State Highway Agency.