US Bridges

Mantou Street over Relief

Good

Jackson County, Mississippi · Sec 13 T 8S R 6W · Structure no. SA3000000000217

Built
2020
5 years old
Condition
Good
inspected June 2024
Type
Channel Beam
Concrete
Length
31 ft
1 main span
Daily traffic
200
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mantou Street over Relief is a concrete channel beam carrying Mantou Street over Relief in Jackson 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 300 by 2044. The structure is 31 ft (9.4 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMantou Street
CrossesRelief
LocationSec 13 T 8S R 6W
RouteCity Street 0
Coordinates30.35056, -88.54611
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
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 spans1
Design loadHL 93
Structure length31 ft (9.4 m)
Longest span31 ft (9.4 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic300 by 2044
Trucks10%
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 Mantou Street over Relief built?

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

What condition is Mantou Street over Relief 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 June 2024.

How much traffic does Mantou Street over Relief carry?

About 200 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mantou Street over Relief?

The structure is 31 ft (9.4 m) long with a longest span of 31 ft (9.4 m) and a deck 26 ft wide.

Who owns Mantou Street over Relief?

It is owned by the City or Municipal Highway Agency.