US Bridges

Graysport Cr. 87 over Cowpen Creek

Fair

Grenada County, Mississippi · Sec 19 T23N R 7E B · Structure no. SA2200000000073

Built
1991
34 years old
Condition
Fair
inspected November 2023
Type
Channel Beam
Concrete
Length
133 ft
7 main spans
Daily traffic
710
2014 count
Owner
County
County Highway Agency

About this bridge

Graysport Cr. 87 over Cowpen Creek is a concrete channel beam carrying Graysport Cr. 87 over Cowpen Creek in Grenada County, Mississippi. It was built in 1991, so it is 34 years old, younger 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 710 vehicles a day, roughly 8% of them trucks, projected to reach 1,065 by 2034. The structure is 133 ft (40.5 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesGraysport Cr. 87
CrossesCowpen Creek
LocationSec 19 T23N R 7E B
RouteCounty Highway 820
CountyGrenada County
StateMississippi
Coordinates33.84518, -89.59705
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to 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 alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating38.6 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans7
Design loadH 15
Structure length133 ft (40.5 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic710 (2014)
Projected traffic1,065 by 2034
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$314,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Graysport Cr. 87 over Cowpen Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Graysport Cr. 87 over Cowpen 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 November 2023.

How much traffic does Graysport Cr. 87 over Cowpen Creek carry?

About 710 vehicles per day (2014 count), of which roughly 8% are trucks.

How long is Graysport Cr. 87 over Cowpen Creek?

The structure is 133 ft (40.5 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Graysport Cr. 87 over Cowpen Creek?

It is owned by the County Highway Agency.