US Bridges

CR 407 over Bch of Topisaw Creek

Good

Chickasaw County, Mississippi · Sec 24 T15S R 1E · Structure no. SA0900000000148

Built
1991
34 years old
Condition
Good
inspected November 2023
Type
Channel Beam
Concrete
Length
31 ft
1 main span
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

CR 407 over Bch of Topisaw Creek is a concrete channel beam carrying CR 407 over Bch of Topisaw Creek in Chickasaw County, Mississippi. It was built in 1991, so it is 34 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 30 vehicles a day, projected to reach 45 by 2040. The structure is 31 ft (9.4 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCR 407
CrossesBch of Topisaw Creek
LocationSec 24 T15S R 1E
RouteCounty Highway 812
Coordinates33.76464, -89.15014
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.8 US tons
Inventory rating36.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length31 ft (9.4 m)
Longest span31 ft (9.4 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic45 by 2040
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$156,000
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 407 over Bch of Topisaw Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is CR 407 over Bch of Topisaw 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 November 2023.

How much traffic does CR 407 over Bch of Topisaw Creek carry?

About 30 vehicles per day (2023 count).

How long is CR 407 over Bch of Topisaw Creek?

The structure is 31 ft (9.4 m) long with a longest span of 31 ft (9.4 m) and a deck 25 ft wide.

Who owns CR 407 over Bch of Topisaw Creek?

It is owned by the County Highway Agency.