US Bridges

North Clark Street over Bayou Portage

Good

Harrison County, Mississippi · Sec 23 T 8S R13W · Structure no. SA240000000A168

Built
2020
5 years old
Condition
Good
inspected November 2022
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
300
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

North Clark Street over Bayou Portage is a concrete channel beam carrying North Clark Street over Bayou Portage in Harrison County, Mississippi. It was built in 2020, so it is 5 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 300 vehicles a day, roughly 3% of them trucks, projected to reach 660 by 2038. The structure is 69 ft (21 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNorth Clark Street
CrossesBayou Portage
LocationSec 23 T 8S R13W
RouteCity Street 3063
Coordinates30.33999, -89.26202
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2018)
Projected traffic660 by 2038
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 North Clark Street over Bayou Portage built?

It was built in 2020, making it 5 years old in 2025.

What condition is North Clark Street over Bayou Portage 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 November 2022.

How much traffic does North Clark Street over Bayou Portage carry?

About 300 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is North Clark Street over Bayou Portage?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns North Clark Street over Bayou Portage?

It is owned by the City or Municipal Highway Agency.