US Bridges

Hudson Blvd over Hynson Bayou

Good

Rapides Parish, Louisiana · 1.05 Mi. Northeast of LA · Structure no. 084000000080643

Built
2015
10 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
900
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hudson Blvd over Hynson Bayou is a prestressed concrete stringer/multi-beam or girder carrying Hudson Blvd over Hynson Bayou in Rapides Parish, Louisiana. It was built in 2015, so it is 10 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 900 vehicles a day, projected to reach 990 by 2042. The structure is 120 ft (36.6 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesHudson Blvd
CrossesHynson Bayou
Location1.05 Mi. Northeast of LA
RouteCounty Highway 0
CountyRapides Parish
StateLouisiana
Coordinates31.27096, -92.4228
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating61.1 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width32 ft (9.9 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2022)
Projected traffic990 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Hudson Blvd over Hynson Bayou built?

It was built in 2015, making it 10 years old in 2025.

What condition is Hudson Blvd over Hynson 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 October 2023.

How much traffic does Hudson Blvd over Hynson Bayou carry?

About 900 vehicles per day (2022 count).

How long is Hudson Blvd over Hynson Bayou?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 32 ft wide.

Who owns Hudson Blvd over Hynson Bayou?

It is owned by the City or Municipal Highway Agency.