US Bridges

US17 Bus over Dirt

Poor

Beaufort County, North Carolina · 2.7 Mi. N. of JCT.NC33 · Structure no. 000000000130340

Built
1928
97 years old
Condition
Poor
inspected September 2024
Type
Girder and Floorbeam System
Concrete
Length
405 ft
45 main spans
Daily traffic
12,500
2022 count
Owner
State
State Highway Agency

About this bridge

US17 Bus over Dirt is a concrete girder and floorbeam system carrying US17 Bus over Dirt in Beaufort County, North Carolina. It was built in 1928, so it is 97 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.

It carries about 12,500 vehicles a day, roughly 6% of them trucks, projected to reach 25,000 by 2040. The structure is 405 ft (123.4 m) long and 50 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesUS17 Bus
CrossesDirt
Location2.7 Mi. N. of JCT.NC33
RouteU.S. Route 17
Coordinates35.53906, -77.06454
Functional classRural Minor Arterial

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.9 US tons
Inventory rating26.9 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans45
Design loadHS 15
Structure length405 ft (123.4 m)
Longest span9 ft (2.7 m)
Deck width50 ft (15.2 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2022)
Projected traffic25,000 by 2040
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed19.9 mi (32 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 US17 Bus over Dirt built?

It was built in 1928, making it 97 years old in 2025.

What condition is US17 Bus over Dirt 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 US17 Bus over Dirt carry?

About 12,500 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is US17 Bus over Dirt?

The structure is 405 ft (123.4 m) long with a longest span of 9 ft (2.7 m) and a deck 50 ft wide.

Who owns US17 Bus over Dirt?

It is owned by the State Highway Agency.