US Bridges

SR1345 over Rock Creek

Poor

Alleghany County, North Carolina · .5 MI.S.JCT.SR1342 · Structure no. 000000000050060

Built
1989
36 years old
Condition
Poor
inspected June 2024
Type
Culvert
Steel
Length
32 ft
2 main spans
Daily traffic
130
2011 count
Owner
State
State Highway Agency

About this bridge

SR1345 over Rock Creek is a steel culvert carrying SR1345 over Rock Creek in Alleghany County, North Carolina. It was built in 1989, so it is 36 years old, younger 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.

It carries about 130 vehicles a day, roughly 6% of them trucks, projected to reach 260 by 2040. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesSR1345
CrossesRock Creek
Location.5 MI.S.JCT.SR1342
RouteState Highway 1345
CountyAlleghany County
StateNorth Carolina
Coordinates36.55061, -81.1852
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
Channel and channel protection7 GoodSome minor problems.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: 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 rating99 US tons
Inventory rating78.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length32 ft (9.7 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2011)
Projected traffic260 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1345 over Rock Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is SR1345 over Rock 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 June 2024.

How much traffic does SR1345 over Rock Creek carry?

About 130 vehicles per day (2011 count), of which roughly 6% are trucks.

How long is SR1345 over Rock Creek?

The structure is 32 ft (9.7 m) long with a longest span of 12 ft (3.6 m).

Who owns SR1345 over Rock Creek?

It is owned by the State Highway Agency.