US Bridges

SR1201 over Mill Creek

Fair

Johnston County, North Carolina · 0.9 Mi. N. Jct. SR1008 · Structure no. 000000001010011

Built
2018
7 years old
Condition
Fair
inspected March 2023
Type
Slab
Prestressed Concrete
Length
178 ft
3 main spans
Daily traffic
850
2020 count
Owner
State
State Highway Agency

About this bridge

SR1201 over Mill Creek is a prestressed concrete slab carrying SR1201 over Mill Creek in Johnston County, North Carolina. It was built in 2018, so it is 7 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 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.

It carries about 850 vehicles a day, roughly 6% of them trucks, projected to reach 1,700 by 2040. The structure is 178 ft (54.2 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR1201
CrossesMill Creek
Location0.9 Mi. N. Jct. SR1008
RouteState Highway 1201
CountyJohnston County
StateNorth Carolina
Coordinates35.34192, -78.21621
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating46 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length178 ft (54.2 m)
Longest span64 ft (19.5 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2020)
Projected traffic1,700 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1201 over Mill Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is SR1201 over Mill 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 March 2023.

How much traffic does SR1201 over Mill Creek carry?

About 850 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is SR1201 over Mill Creek?

The structure is 178 ft (54.2 m) long with a longest span of 64 ft (19.5 m) and a deck 33 ft wide.

Who owns SR1201 over Mill Creek?

It is owned by the State Highway Agency.