US Bridges

SR1635 over Aycock Creek

Fair

Granville County, North Carolina · 0.1 MI N JCT SR1636 · Structure no. 000000000770038

Built
1953
72 years old, rebuilt 1979
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
70 ft
4 main spans
Daily traffic
1,000
2022 count
Owner
State
State Highway Agency

About this bridge

SR1635 over Aycock Creek is a steel continuous stringer/multi-beam or girder carrying SR1635 over Aycock Creek in Granville County, North Carolina. It was built in 1953 and reconstructed in 1979, 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 1,000 vehicles a day, roughly 6% of them trucks, projected to reach 2,000 by 2040. The structure is 70 ft (21.3 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1635
CrossesAycock Creek
Location0.1 MI N JCT SR1636
RouteState Highway 1635
Coordinates36.19639, -78.63063
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
Deck7 GoodSome minor problems.
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 inspectionJune 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating39.9 US tons

Structure

MaterialSteel Continuous
DeckWood or timber
Main spans4
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span17 ft (5.1 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2022)
Projected traffic2,000 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 SR1635 over Aycock Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1979.

What condition is SR1635 over Aycock Creek 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 SR1635 over Aycock Creek carry?

About 1,000 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1635 over Aycock Creek?

The structure is 70 ft (21.3 m) long with a longest span of 17 ft (5.1 m) and a deck 25 ft wide.

Who owns SR1635 over Aycock Creek?

It is owned by the State Highway Agency.