US Bridges

SR1740 over Upper Little River

PoorPosted for load

Caldwell County, North Carolina · 0.1 MI.S.JCT.SR1744 · Structure no. 000000000270064

Built
1976
49 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
136 ft
3 main spans
Daily traffic
650
2021 count
Owner
State
State Highway Agency

About this bridge

SR1740 over Upper Little River is a steel stringer/multi-beam or girder carrying SR1740 over Upper Little River in Caldwell County, North Carolina. It was built in 1976, so it is 49 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. Its operating status is: posted for load restriction.

It carries about 650 vehicles a day, roughly 7% of them trucks, projected to reach 1,300 by 2040. The structure is 136 ft (41.4 m) long and 28 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR1740
CrossesUpper Little River
Location0.1 MI.S.JCT.SR1744
RouteState Highway 1740
Coordinates35.84186, -81.36161
Functional classRural Local

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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36.9 US tons
Inventory rating21.9 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans3
Design loadUnknown
Structure length136 ft (41.4 m)
Longest span45 ft (13.7 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2021)
Projected traffic1,300 by 2040
Trucks7%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1740 over Upper Little River built?

It was built in 1976, making it 49 years old in 2025.

What condition is SR1740 over Upper Little River 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 April 2024.

How much traffic does SR1740 over Upper Little River carry?

About 650 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is SR1740 over Upper Little River?

The structure is 136 ft (41.4 m) long with a longest span of 45 ft (13.7 m) and a deck 28 ft wide.

Who owns SR1740 over Upper Little River?

It is owned by the State Highway Agency.