US Bridges

Robinson Road over North Bynum Creek

FairPosted for load

Panola County, Mississippi · Sec 9 T10S R 5W · Structure no. SA5400000000137

Built
1953
72 years old
Condition
Fair
inspected March 2024
Type
Girder and Floorbeam System
Steel
Length
114 ft
1 main span
Daily traffic
70
2020 count
Owner
County
County Highway Agency

About this bridge

Robinson Road over North Bynum Creek is a steel girder and floorbeam system carrying Robinson Road over North Bynum Creek in Panola County, Mississippi. It was built in 1953, so it is 72 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 70 vehicles a day, roughly 8% of them trucks, projected to reach 105 by 2042. The structure is 114 ft (34.7 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRobinson Road
CrossesNorth Bynum Creek
LocationSec 9 T10S R 5W
RouteCounty Highway 430
Coordinates34.22886, -89.72625
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating7.2 US tons
Inventory rating4.3 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length114 ft (34.7 m)
Longest span78 ft (23.8 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2020)
Projected traffic105 by 2042
Trucks8%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$699,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Robinson Road over North Bynum Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is Robinson Road over North Bynum 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 March 2024.

How much traffic does Robinson Road over North Bynum Creek carry?

About 70 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is Robinson Road over North Bynum Creek?

The structure is 114 ft (34.7 m) long with a longest span of 78 ft (23.8 m) and a deck 20 ft wide.

Who owns Robinson Road over North Bynum Creek?

It is owned by the County Highway Agency.