US Bridges

SR1105 over I73 US220

FairPosted for load

Guilford County, North Carolina · 0.3 Mi. E. Jct. SR1104 · Structure no. 000000000810530

Built
1980
45 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
349 ft
2 main spans
Daily traffic
750
2019 count
Owner
State
State Highway Agency

About this bridge

SR1105 over I73 US220 is a steel continuous stringer/multi-beam or girder carrying SR1105 over I73 US220 in Guilford County, North Carolina. It was built in 1980, so it is 45 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 6 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 750 vehicles a day, roughly 7% of them trucks, projected to reach 1,500 by 2040. The structure is 349 ft (106.3 m) long and 32 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR1105
CrossesI73 US220
Location0.3 Mi. E. Jct. SR1104
RouteState Highway 1105
CountyGuilford County
StateNorth Carolina
Coordinates35.95319, -79.82049
Functional classUrban 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 15
Structure length349 ft (106.3 m)
Longest span131 ft (39.9 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2019)
Projected traffic1,500 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR1105 over I73 US220 built?

It was built in 1980, making it 45 years old in 2025.

What condition is SR1105 over I73 US220 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 June 2024.

How much traffic does SR1105 over I73 US220 carry?

About 750 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is SR1105 over I73 US220?

The structure is 349 ft (106.3 m) long with a longest span of 131 ft (39.9 m) and a deck 32 ft wide.

Who owns SR1105 over I73 US220?

It is owned by the State Highway Agency.