US Bridges

SR1108 over West Prong Moravian Cree

PoorPosted for load

Wilkes County, North Carolina · 1.1 MI.E.JCT.NC18 · Structure no. 000000001930408

Built
1967
58 years old, rebuilt 1988
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
41 ft
2 main spans
Daily traffic
250
2022 count
Owner
State
State Highway Agency

About this bridge

SR1108 over West Prong Moravian Cree is a steel continuous stringer/multi-beam or girder carrying SR1108 over West Prong Moravian Cree in Wilkes County, North Carolina. It was built in 1967 and reconstructed in 1988, so it is 58 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 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 250 vehicles a day, roughly 6% of them trucks, projected to reach 500 by 2040. The structure is 41 ft (12.4 m) long and 25 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

CarriesSR1108
CrossesWest Prong Moravian Cree
Location1.1 MI.E.JCT.NC18
RouteState Highway 1108
Coordinates36.07191, -81.22786
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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating22.9 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans2
Design loadUnknown
Structure length41 ft (12.4 m)
Longest span19 ft (5.7 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic500 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 SR1108 over West Prong Moravian Cree built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1988.

What condition is SR1108 over West Prong Moravian Cree 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 September 2024.

How much traffic does SR1108 over West Prong Moravian Cree carry?

About 250 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1108 over West Prong Moravian Cree?

The structure is 41 ft (12.4 m) long with a longest span of 19 ft (5.7 m) and a deck 25 ft wide.

Who owns SR1108 over West Prong Moravian Cree?

It is owned by the State Highway Agency.