US Bridges

Mckenzie Road over Small Drain

Good

Pike County, Mississippi · Sec 20 T 3N R 8E · Structure no. SA570000000A122

Built
2020
5 years old
Condition
Good
inspected March 2024
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
125
2021 count
Owner
County
County Highway Agency

About this bridge

Mckenzie Road over Small Drain is a concrete channel beam carrying Mckenzie Road over Small Drain in Pike County, Mississippi. It was built in 2020, so it is 5 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 125 vehicles a day, roughly 8% of them trucks, projected to reach 105 by 2043. The structure is 69 ft (21 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMckenzie Road
CrossesSmall Drain
LocationSec 20 T 3N R 8E
RouteCounty Highway 175
Coordinates31.20672, -90.42119
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2021)
Projected traffic105 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$481,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mckenzie Road over Small Drain built?

It was built in 2020, making it 5 years old in 2025.

What condition is Mckenzie Road over Small Drain 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 March 2024.

How much traffic does Mckenzie Road over Small Drain carry?

About 125 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Mckenzie Road over Small Drain?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns Mckenzie Road over Small Drain?

It is owned by the County Highway Agency.