US Bridges

Marstonroad over Philadelphia Buffalo Lak

Good

Guilford County, North Carolina · 250FT.N.JCT.W.CONE Blvd. · Structure no. 000000000810452

Built
1960
65 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
34 ft
3 main spans
Daily traffic
500
1998 count
Owner
City
City or Municipal Highway Agency

About this bridge

Marstonroad over Philadelphia Buffalo Lak is a concrete continuous culvert carrying Marstonroad over Philadelphia Buffalo Lak in Guilford County, North Carolina. It was built in 1960, 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 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 7% of them trucks, projected to reach 1,000 by 2040. The structure is 34 ft (10.3 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesMarstonroad
CrossesPhiladelphia Buffalo Lak
Location250FT.N.JCT.W.CONE Blvd.
RouteCity Street 0
Coordinates36.10865, -79.79725
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 spans3
Design loadHS 20 + Mod
Structure length34 ft (10.3 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (1998)
Projected traffic1,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Marstonroad over Philadelphia Buffalo Lak built?

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

What condition is Marstonroad over Philadelphia Buffalo Lak 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 October 2024.

How much traffic does Marstonroad over Philadelphia Buffalo Lak carry?

About 500 vehicles per day (1998 count), of which roughly 7% are trucks.

How long is Marstonroad over Philadelphia Buffalo Lak?

The structure is 34 ft (10.3 m) long with a longest span of 11 ft (3.3 m).

Who owns Marstonroad over Philadelphia Buffalo Lak?

It is owned by the City or Municipal Highway Agency.