US Bridges

SR1466 over Dripoff Branch

Fair

Alexander County, North Carolina · 0.7 Mi. N. Jct. SR1461 · Structure no. 000000000030017

Built
1968
57 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Prestressed Concrete
Length
76 ft
3 main spans
Daily traffic
250
2022 count
Owner
State
State Highway Agency

About this bridge

SR1466 over Dripoff Branch is a prestressed concrete channel beam carrying SR1466 over Dripoff Branch in Alexander County, North Carolina. It was built in 1968, so it is 57 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 fair condition with a lowest component rating of 5 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 250 vehicles a day, roughly 6% of them trucks, projected to reach 500 by 2040. The structure is 76 ft (23.1 m) long and 25 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesSR1466
CrossesDripoff Branch
Location0.7 Mi. N. Jct. SR1461
RouteState Highway 1466
CountyAlexander County
StateNorth Carolina
Coordinates35.9517, -81.011
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating35.9 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length76 ft (23.1 m)
Longest span24 ft (7.3 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic500 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 SR1466 over Dripoff Branch built?

It was built in 1968, making it 57 years old in 2025.

What condition is SR1466 over Dripoff Branch 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 October 2024.

How much traffic does SR1466 over Dripoff Branch carry?

About 250 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1466 over Dripoff Branch?

The structure is 76 ft (23.1 m) long with a longest span of 24 ft (7.3 m) and a deck 25 ft wide.

Who owns SR1466 over Dripoff Branch?

It is owned by the State Highway Agency.