US Bridges

SR1121 over Muddy Creek

Good

Cabarrus County, North Carolina · 0.1 Mi. N. Jct. SR1117 · Structure no. 000000000250143

Built
2001
24 years old
Condition
Good
inspected March 2022
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
820
2016 count
Owner
State
State Highway Agency

About this bridge

SR1121 over Muddy Creek is a concrete continuous culvert carrying SR1121 over Muddy Creek in Cabarrus County, North Carolina. It was built in 2001, so it is 24 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 820 vehicles a day, roughly 6% of them trucks, projected to reach 1,640 by 2040. The structure is 23 ft (7 m) long. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR1121
CrossesMuddy Creek
Location0.1 Mi. N. Jct. SR1117
RouteState Highway 1121
Coordinates35.23456, -80.54357
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.9 US tons
Inventory rating38.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length23 ft (7 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic820 (2016)
Projected traffic1,640 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 SR1121 over Muddy Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is SR1121 over Muddy Creek 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 March 2022.

How much traffic does SR1121 over Muddy Creek carry?

About 820 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1121 over Muddy Creek?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.3 m).

Who owns SR1121 over Muddy Creek?

It is owned by the State Highway Agency.