US Bridges

Mchann Road over Bch of Big Creek

Fair

Oktibbeha County, Mississippi · Sec 23 T18N R12E · Structure no. SA5300000000055

Built
1990
35 years old
Condition
Fair
inspected February 2024
Type
Channel Beam
Concrete
Length
50 ft
2 main spans
Daily traffic
60
2012 count
Owner
County
County Highway Agency

About this bridge

Mchann Road over Bch of Big Creek is a concrete channel beam carrying Mchann Road over Bch of Big Creek in Oktibbeha County, Mississippi. It was built in 1990, so it is 35 years old, younger than the Mississippi average of 38.9 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 60 vehicles a day, projected to reach 90 by 2032. The structure is 50 ft (15.2 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesMchann Road
CrossesBch of Big Creek
LocationSec 23 T18N R12E
RouteCounty Highway 129
CountyOktibbeha County
StateMississippi
Coordinates33.40878, -89.01678
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadH 15
Structure length50 ft (15.2 m)
Longest span31 ft (9.4 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2012)
Projected traffic90 by 2032
Trucks—
Lanes on structure2
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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$55,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mchann Road over Bch of Big Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Mchann Road over Bch of Big Creek 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 February 2024.

How much traffic does Mchann Road over Bch of Big Creek carry?

About 60 vehicles per day (2012 count).

How long is Mchann Road over Bch of Big Creek?

The structure is 50 ft (15.2 m) long with a longest span of 31 ft (9.4 m) and a deck 29 ft wide.

Who owns Mchann Road over Bch of Big Creek?

It is owned by the County Highway Agency.