US Bridges

Cayuga Road over Bch of Murphy Creek

Fair

Hinds County, Mississippi · Sec 31 T 4N R 4W · Structure no. SA2500000000401

Built
1999
26 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Concrete
Length
57 ft
3 main spans
Daily traffic
280
2022 count
Owner
County
County Highway Agency

About this bridge

Cayuga Road over Bch of Murphy Creek is a concrete channel beam carrying Cayuga Road over Bch of Murphy Creek in Hinds County, Mississippi. It was built in 1999, so it is 26 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 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: open, posting recommended but not legally implemented.

It carries about 280 vehicles a day, roughly 8% of them trucks, projected to reach 420 by 2042. The structure is 57 ft (17.4 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCayuga Road
CrossesBch of Murphy Creek
LocationSec 31 T 4N R 4W
RouteCounty Highway 5317
Coordinates32.14428, -90.64328
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, posting recommended but not legally implemented
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating36.6 US tons
Inventory rating23 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length57 ft (17.4 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 traffic280 (2022)
Projected traffic420 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$156,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cayuga Road over Bch of Murphy Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Cayuga Road over Bch of Murphy 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 October 2024.

How much traffic does Cayuga Road over Bch of Murphy Creek carry?

About 280 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Cayuga Road over Bch of Murphy Creek?

The structure is 57 ft (17.4 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Cayuga Road over Bch of Murphy Creek?

It is owned by the County Highway Agency.