US Bridges

SR1122 over Main Canal

FairPosted for load

Washington County, North Carolina · .05 MI.W.JCT.SR1126 · Structure no. 000000001870087

Built
1964
61 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
59 ft
3 main spans
Daily traffic
360
2016 count
Owner
State
State Highway Agency

About this bridge

SR1122 over Main Canal is a wood or timber stringer/multi-beam or girder carrying SR1122 over Main Canal in Washington County, North Carolina. It was built in 1964, so it is 61 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. Its operating status is: posted for load restriction.

It carries about 360 vehicles a day, roughly 6% of them trucks, projected to reach 720 by 2040. The structure is 59 ft (17.9 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR1122
CrossesMain Canal
Location.05 MI.W.JCT.SR1126
RouteState Highway 1122
CountyWashington County
StateNorth Carolina
Coordinates35.88049, -76.61128
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating17 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length59 ft (17.9 m)
Longest span18 ft (5.4 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic360 (2016)
Projected traffic720 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

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 SR1122 over Main Canal built?

It was built in 1964, making it 61 years old in 2025.

What condition is SR1122 over Main Canal 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 March 2023.

How much traffic does SR1122 over Main Canal carry?

About 360 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1122 over Main Canal?

The structure is 59 ft (17.9 m) long with a longest span of 18 ft (5.4 m) and a deck 35 ft wide.

Who owns SR1122 over Main Canal?

It is owned by the State Highway Agency.