US Bridges

CR 177 over Mcgill Creek

Good

Calhoun County, Mississippi · Sec 26 T11S R 1W B · Structure no. SA070000000A005

Built
2016
9 years old
Condition
Good
inspected April 2023
Type
Channel Beam
Concrete
Length
120 ft
3 main spans
Daily traffic
110
2015 count
Owner
County
County Highway Agency

About this bridge

CR 177 over Mcgill Creek is a concrete channel beam carrying CR 177 over Mcgill Creek in Calhoun County, Mississippi. It was built in 2016, so it is 9 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 110 vehicles a day, roughly 8% of them trucks, projected to reach 165 by 2035. The structure is 120 ft (36.7 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 177
CrossesMcgill Creek
LocationSec 26 T11S R 1W B
RouteCounty Highway 421
Coordinates34.08826, -89.26564
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
Deck9 ExcellentNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating42.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length120 ft (36.7 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2015)
Projected traffic165 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 177 over Mcgill Creek built?

It was built in 2016, making it 9 years old in 2025.

What condition is CR 177 over Mcgill 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 177 over Mcgill Creek carry?

About 110 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is CR 177 over Mcgill Creek?

The structure is 120 ft (36.7 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns CR 177 over Mcgill Creek?

It is owned by the County Highway Agency.