US Bridges

SR1803 over North Muddy Creek

PoorPosted for load

McDowell County, North Carolina · 0.4 MI.S.JCT.SR1762 · Structure no. 000000001110054

Built
1953
72 years old, rebuilt 1989
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
124 ft
4 main spans
Daily traffic
350
2022 count
Owner
State
State Highway Agency

About this bridge

SR1803 over North Muddy Creek is a steel continuous stringer/multi-beam or girder carrying SR1803 over North Muddy Creek in McDowell County, North Carolina. It was built in 1953 and reconstructed in 1989, so it is 72 years old, older than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 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 350 vehicles a day, roughly 6% of them trucks, projected to reach 700 by 2040. The structure is 124 ft (37.7 m) long and 20 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR1803
CrossesNorth Muddy Creek
Location0.4 MI.S.JCT.SR1762
RouteState Highway 1803
Coordinates35.68877, -81.88969
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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.9 US tons
Inventory rating20.9 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans4
Design loadUnknown
Structure length124 ft (37.7 m)
Longest span28 ft (8.5 m)
Deck width20 ft (6.2 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2022)
Projected traffic700 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1803 over North Muddy Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1989.

What condition is SR1803 over North Muddy 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 February 2025.

How much traffic does SR1803 over North Muddy Creek carry?

About 350 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1803 over North Muddy Creek?

The structure is 124 ft (37.7 m) long with a longest span of 28 ft (8.5 m) and a deck 20 ft wide.

Who owns SR1803 over North Muddy Creek?

It is owned by the State Highway Agency.