US Bridges

Muddy Springs Road over Relief Tangipahoa River

PoorPosted for load

Pike County, Mississippi · Sec 17 T 2N R 7E B · Structure no. SA5700000000060

Built
1965
60 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
116 ft
1 main span
Daily traffic
430
2021 count
Owner
County
County Highway Agency

About this bridge

Muddy Springs Road over Relief Tangipahoa River is a steel stringer/multi-beam or girder carrying Muddy Springs Road over Relief Tangipahoa River in Pike County, Mississippi. It was built in 1965, so it is 60 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 430 vehicles a day, roughly 8% of them trucks, projected to reach 645 by 2042. The structure is 116 ft (35.4 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMuddy Springs Road
CrossesRelief Tangipahoa River
LocationSec 17 T 2N R 7E B
RouteCounty Highway 53
Coordinates31.14544, -90.51492
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28.9 US tons
Inventory rating17.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadH 15
Structure length116 ft (35.4 m)
Longest span40 ft (12.2 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic430 (2021)
Projected traffic645 by 2042
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
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$774,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Muddy Springs Road over Relief Tangipahoa River built?

It was built in 1965, making it 60 years old in 2025.

What condition is Muddy Springs Road over Relief Tangipahoa River 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 December 2024.

How much traffic does Muddy Springs Road over Relief Tangipahoa River carry?

About 430 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Muddy Springs Road over Relief Tangipahoa River?

The structure is 116 ft (35.4 m) long with a longest span of 40 ft (12.2 m) and a deck 25 ft wide.

Who owns Muddy Springs Road over Relief Tangipahoa River?

It is owned by the County Highway Agency.