US Bridges

SR1491 over Lyle Creek

Good

Catawba County, North Carolina · 0.5 Mi. N. Jct. SR1007 · Structure no. 000000000350025

Built
2014
11 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
93 ft
2 main spans
Daily traffic
8,700
2021 count
Owner
State
State Highway Agency

About this bridge

SR1491 over Lyle Creek is a prestressed concrete slab carrying SR1491 over Lyle Creek in Catawba County, North Carolina. It was built in 2014, so it is 11 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 8,700 vehicles a day, roughly 7% of them trucks, projected to reach 17,400 by 2040. The structure is 93 ft (28.3 m) long and 39 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1491
CrossesLyle Creek
Location0.5 Mi. N. Jct. SR1007
RouteState Highway 1491
Coordinates35.72736, -81.24479
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length93 ft (28.3 m)
Longest span56 ft (17 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,700 (2021)
Projected traffic17,400 by 2040
Trucks7%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1491 over Lyle Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is SR1491 over Lyle 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 2023.

How much traffic does SR1491 over Lyle Creek carry?

About 8,700 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is SR1491 over Lyle Creek?

The structure is 93 ft (28.3 m) long with a longest span of 56 ft (17 m) and a deck 39 ft wide.

Who owns SR1491 over Lyle Creek?

It is owned by the State Highway Agency.