US Bridges

SR 1820 over Colonial Pipeline Access

Good

Guilford County, North Carolina · 0.4 MI W JCT Barrow RD · Structure no. 000000000811168

Built
2017
8 years old
Condition
Good
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
115 ft
1 main span
Daily traffic
8,700
2017 count
Owner
State
State Highway Agency

About this bridge

SR 1820 over Colonial Pipeline Access is a prestressed concrete box beam or girders - multiple carrying SR 1820 over Colonial Pipeline Access in Guilford County, North Carolina. It was built in 2017, so it is 8 years old, younger than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,700 vehicles a day, roughly 6% of them trucks, projected to reach 17,400 by 2040. The structure is 115 ft (35 m) long and 39 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 1820
CrossesColonial Pipeline Access
Location0.4 MI W JCT Barrow RD
RouteState Highway 1820
Coordinates36.03872, -80.00236
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating57 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length115 ft (35 m)
Longest span111 ft (33.8 m)
Deck width39 ft (11.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,700 (2017)
Projected traffic17,400 by 2040
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
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 SR 1820 over Colonial Pipeline Access built?

It was built in 2017, making it 8 years old in 2025.

What condition is SR 1820 over Colonial Pipeline Access in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2025.

How much traffic does SR 1820 over Colonial Pipeline Access carry?

About 8,700 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is SR 1820 over Colonial Pipeline Access?

The structure is 115 ft (35 m) long with a longest span of 111 ft (33.8 m) and a deck 39 ft wide.

Who owns SR 1820 over Colonial Pipeline Access?

It is owned by the State Highway Agency.