US Bridges

Salisbury Road over Robertson Ck.Tributary

Good

Chatham County, North Carolina · 250 E. Jct.Johnston St. · Structure no. 000000000370454

Built
1950
75 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
500
1988 count
Owner
City
City or Municipal Highway Agency

About this bridge

Salisbury Road over Robertson Ck.Tributary is a concrete continuous culvert carrying Salisbury Road over Robertson Ck.Tributary in Chatham County, North Carolina. It was built in 1950, so it is 75 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 6% of them trucks, projected to reach 1,000 by 2040. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSalisbury Road
CrossesRobertson Ck.Tributary
Location250 E. Jct.Johnston St.
RouteCity Street 0
Coordinates35.72184, -79.18171
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (1988)
Projected traffic1,000 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Salisbury Road over Robertson Ck.Tributary built?

It was built in 1950, making it 75 years old in 2025.

What condition is Salisbury Road over Robertson Ck.Tributary in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does Salisbury Road over Robertson Ck.Tributary carry?

About 500 vehicles per day (1988 count), of which roughly 6% are trucks.

How long is Salisbury Road over Robertson Ck.Tributary?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns Salisbury Road over Robertson Ck.Tributary?

It is owned by the City or Municipal Highway Agency.