US Bridges

CR 618 over Underwood Creek

Good

Alcorn County, Mississippi · Sec 22 T 2S R 6E B · Structure no. SA0200000000053

Built
1995
30 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
102 ft
300 main spans
Daily traffic
281
2024 count
Owner
County
County Highway Agency

About this bridge

CR 618 over Underwood Creek is a prestressed concrete stringer/multi-beam or girder carrying CR 618 over Underwood Creek in Alcorn County, Mississippi. It was built in 1995, so it is 30 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 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 281 vehicles a day, roughly 8% of them trucks, projected to reach 413 by 2043. The structure is 102 ft (31 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCR 618
CrossesUnderwood Creek
LocationSec 22 T 2S R 6E B
RouteCounty Highway 194
Coordinates34.89219, -88.65575
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans300
Design loadHS 20
Structure length102 ft (31 m)
Longest span39 ft (12 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic281 (2024)
Projected traffic413 by 2043
Trucks8%
Lanes on structure20
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 CR 618 over Underwood Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is CR 618 over Underwood Creek 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 August 2024.

How much traffic does CR 618 over Underwood Creek carry?

About 281 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is CR 618 over Underwood Creek?

The structure is 102 ft (31 m) long with a longest span of 39 ft (12 m) and a deck 33 ft wide.

Who owns CR 618 over Underwood Creek?

It is owned by the County Highway Agency.