US Bridges

SR1004 over Catawba River

Poor

Iredell County, North Carolina · 1.5 Mi. S. SR1332 · Structure no. 000000000970081

Built
1961
64 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
868 ft
9 main spans
Daily traffic
3,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR1004 over Catawba River is a steel continuous stringer/multi-beam or girder carrying SR1004 over Catawba River in Iredell County, North Carolina. It was built in 1961, so it is 64 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 3,500 vehicles a day, roughly 6% of them trucks, projected to reach 7,000 by 2040. The structure is 868 ft (264.5 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1004
CrossesCatawba River
Location1.5 Mi. S. SR1332
RouteState Highway 1004
Coordinates35.69537, -80.99171
Functional classRural Minor Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating32 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9 (+2 approach)
Design loadHS 15
Structure length868 ft (264.5 m)
Longest span83 ft (25.2 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2022)
Projected traffic7,000 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1004 over Catawba River built?

It was built in 1961, making it 64 years old in 2025.

What condition is SR1004 over Catawba 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 May 2024.

How much traffic does SR1004 over Catawba River carry?

About 3,500 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1004 over Catawba River?

The structure is 868 ft (264.5 m) long with a longest span of 83 ft (25.2 m) and a deck 33 ft wide.

Who owns SR1004 over Catawba River?

It is owned by the State Highway Agency.