US Bridges

Morrison RD over I-10

Fair

Orleans Parish, Louisiana · 1.2 MI East of US 90 · Structure no. 023604509011211

Built
1966
59 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,102 ft
2 main spans
Daily traffic
5,173
2021 count
Owner
State
State Highway Agency

About this bridge

Morrison RD over I-10 is a steel continuous stringer/multi-beam or girder carrying Morrison RD over I-10 in Orleans Parish, Louisiana. It was built in 1966, so it is 59 years old, older than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,173 vehicles a day, roughly 25% of them trucks, projected to reach 5,690 by 2041. The structure is 1,102 ft (335.9 m) long and 40 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesMorrison RD
CrossesI-10
Location1.2 MI East of US 90
RouteCounty Highway 0
CountyOrleans Parish
StateLouisiana
Coordinates30.02511, -90.01038
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 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 alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+25 approach)
Design loadHS 20
Structure length1,102 ft (335.9 m)
Longest span80 ft (24.4 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,173 (2021)
Projected traffic5,690 by 2041
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes

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 Morrison RD over I-10 built?

It was built in 1966, making it 59 years old in 2025.

What condition is Morrison RD over I-10 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does Morrison RD over I-10 carry?

About 5,173 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is Morrison RD over I-10?

The structure is 1,102 ft (335.9 m) long with a longest span of 80 ft (24.4 m) and a deck 40 ft wide.

Who owns Morrison RD over I-10?

It is owned by the State Highway Agency.