US Bridges

Robinson Road over Bynum Creek

PoorPosted for load

Panola County, Mississippi · Sec_ 8_T10S_R 5W · Structure no. SA5400000000136

Built
1937
88 years old
Condition
Poor
inspected November 2024
Type
Girder and Floorbeam System
Steel
Length
99 ft
1 main span
Daily traffic
70
2021 count
Owner
County
County Highway Agency

About this bridge

Robinson Road over Bynum Creek is a steel girder and floorbeam system carrying Robinson Road over Bynum Creek in Panola County, Mississippi. It was built in 1937, so it is 88 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. 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 2043. The structure is 99 ft (30.2 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRobinson Road
CrossesBynum Creek
LocationSec_ 8_T10S_R 5W
RouteCounty Highway 430
Coordinates34.23614, -89.74019
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 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 rating13.3 US tons
Inventory rating8 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1 (+2 approach)
Design loadUnknown
Structure length99 ft (30.2 m)
Longest span59 ft (18 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2021)
Projected traffic105 by 2043
Trucks8%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$616,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Robinson Road over Bynum Creek built?

It was built in 1937, making it 88 years old in 2025.

What condition is Robinson Road over Bynum Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does Robinson Road over Bynum Creek carry?

About 70 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Robinson Road over Bynum Creek?

The structure is 99 ft (30.2 m) long with a longest span of 59 ft (18 m) and a deck 20 ft wide.

Who owns Robinson Road over Bynum Creek?

It is owned by the County Highway Agency.