US Bridges

Old Ms HWY No 7 over Local Drainage Gren.Dam

PoorPosted for load

Grenada County, Mississippi · 4MI E JCT US51 & Old Ms 7 · Structure no. CEPLMKMS0000003

Built
1961
64 years old
Condition
Poor
inspected May 2024
Type
Channel Beam
Prestressed Concrete
Length
70 ft
3 main spans
Daily traffic
1,400
2024 count
Owner
Federal
Corps of Engineers (Civil)

About this bridge

Old Ms HWY No 7 over Local Drainage Gren.Dam is a prestressed concrete channel beam carrying Old Ms HWY No 7 over Local Drainage Gren.Dam in Grenada County, Mississippi. It was built in 1961, so it is 64 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 1,400 vehicles a day, roughly 5% of them trucks, projected to reach 200 by 2042. The structure is 70 ft (21.3 m) long and 25 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesOld Ms HWY No 7
CrossesLocal Drainage Gren.Dam
Location4MI E JCT US51 & Old Ms 7
RouteState Highway 332
Coordinates33.83079, -89.78103
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating12.9 US tons
Inventory rating10 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span32 ft (9.7 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2024)
Projected traffic200 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCorps of Engineers (Civil)
Maintained byCorps of Engineers (Civil)
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$24,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Ms HWY No 7 over Local Drainage Gren.Dam built?

It was built in 1961, making it 64 years old in 2025.

What condition is Old Ms HWY No 7 over Local Drainage Gren.Dam 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 May 2024.

How much traffic does Old Ms HWY No 7 over Local Drainage Gren.Dam carry?

About 1,400 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Old Ms HWY No 7 over Local Drainage Gren.Dam?

The structure is 70 ft (21.3 m) long with a longest span of 32 ft (9.7 m) and a deck 25 ft wide.

Who owns Old Ms HWY No 7 over Local Drainage Gren.Dam?

It is owned by the Corps of Engineers (Civil).