US Bridges

CR 300 over Big Creek

Good

Calhoun County, Mississippi · Sec 27 T13S R 2W B · Structure no. SA0700000000060

Built
1999
26 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
50
2015 count
Owner
County
County Highway Agency

About this bridge

CR 300 over Big Creek is a concrete culvert carrying CR 300 over Big Creek in Calhoun County, Mississippi. It was built in 1999, so it is 26 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 50 vehicles a day, projected to reach 75 by 2035. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 300
CrossesBig Creek
LocationSec 27 T13S R 2W B
RouteCounty Highway 794
Coordinates33.92125, -89.38944
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2015)
Projected traffic75 by 2035
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 300 over Big Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is CR 300 over Big 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 April 2023.

How much traffic does CR 300 over Big Creek carry?

About 50 vehicles per day (2015 count).

How long is CR 300 over Big Creek?

The structure is 22 ft (6.6 m) long with a longest span of 10 ft (3 m).

Who owns CR 300 over Big Creek?

It is owned by the County Highway Agency.