US Bridges

SR1725 over Mulberry Creek

PoorPosted for load

Wilkes County, North Carolina · .1 MI N. Jct. NC18 · Structure no. 000000001930633

Built
1960
65 years old, rebuilt 1991
Condition
Poor
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
150
2015 count
Owner
State
State Highway Agency

About this bridge

SR1725 over Mulberry Creek is a steel stringer/multi-beam or girder carrying SR1725 over Mulberry Creek in Wilkes County, North Carolina. It was built in 1960 and reconstructed in 1991, so it is 65 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 150 vehicles a day, roughly 6% of them trucks, projected to reach 300 by 2040. The structure is 32 ft (9.7 m) long and 25 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

CarriesSR1725
CrossesMulberry Creek
Location.1 MI N. Jct. NC18
RouteState Highway 1725
Coordinates36.31912, -81.21092
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28 US tons
Inventory rating17 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length32 ft (9.7 m)
Longest span29 ft (8.8 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2015)
Projected traffic300 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed15.5 mi (25 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 SR1725 over Mulberry Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1991.

What condition is SR1725 over Mulberry 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 October 2024.

How much traffic does SR1725 over Mulberry Creek carry?

About 150 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is SR1725 over Mulberry Creek?

The structure is 32 ft (9.7 m) long with a longest span of 29 ft (8.8 m) and a deck 25 ft wide.

Who owns SR1725 over Mulberry Creek?

It is owned by the State Highway Agency.