US Bridges

I40 Ebl over Lyle Creek

Poor

Catawba County, North Carolina · 2.0 Mi. E. Jct. SR1716 · Structure no. 000000000350177

Built
1957
68 years old
Condition
Poor
inspected March 2023
Type
Tee Beam
Concrete
Length
180 ft
4 main spans
Daily traffic
18,250
2020 count
Owner
State
State Highway Agency

About this bridge

I40 Ebl over Lyle Creek is a concrete tee beam carrying I40 Ebl over Lyle Creek in Catawba County, North Carolina. It was built in 1957, so it is 68 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 18,250 vehicles a day, roughly 23% of them trucks, projected to reach 36,500 by 2040. The structure is 180 ft (54.8 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI40 Ebl
CrossesLyle Creek
Location2.0 Mi. E. Jct. SR1716
RouteInterstate 40
Coordinates35.72821, -81.12295
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating53.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length180 ft (54.8 m)
Longest span44 ft (13.4 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,250 (2020)
Projected traffic36,500 by 2040
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I40 Ebl over Lyle Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is I40 Ebl over Lyle Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2023.

How much traffic does I40 Ebl over Lyle Creek carry?

About 18,250 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is I40 Ebl over Lyle Creek?

The structure is 180 ft (54.8 m) long with a longest span of 44 ft (13.4 m) and a deck 33 ft wide.

Who owns I40 Ebl over Lyle Creek?

It is owned by the State Highway Agency.