US Bridges

SR1508 over Doolittle Mill Pond

Fair

Northampton County, North Carolina · 1.8 Mi.E. of JCT.SR1500 · Structure no. 000000001310017

Built
1953
72 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
39 ft
3 main spans
Daily traffic
400
2018 count
Owner
State
State Highway Agency

About this bridge

SR1508 over Doolittle Mill Pond is a wood or timber stringer/multi-beam or girder carrying SR1508 over Doolittle Mill Pond in Northampton County, North Carolina. It was built in 1953, so it is 72 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 400 vehicles a day, roughly 6% of them trucks, projected to reach 800 by 2040. The structure is 39 ft (11.8 m) long and 20 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSR1508
CrossesDoolittle Mill Pond
Location1.8 Mi.E. of JCT.SR1500
RouteState Highway 1508
CountyNorthampton County
StateNorth Carolina
Coordinates36.40465, -77.25382
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length39 ft (11.8 m)
Longest span13 ft (3.9 m)
Deck width20 ft (6 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2018)
Projected traffic800 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 SR1508 over Doolittle Mill Pond built?

It was built in 1953, making it 72 years old in 2025.

What condition is SR1508 over Doolittle Mill Pond in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does SR1508 over Doolittle Mill Pond carry?

About 400 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is SR1508 over Doolittle Mill Pond?

The structure is 39 ft (11.8 m) long with a longest span of 13 ft (3.9 m) and a deck 20 ft wide.

Who owns SR1508 over Doolittle Mill Pond?

It is owned by the State Highway Agency.