Structure 350320 · Catawba County, NC

Sr1144 over Us321

Carries Sr1144 over Us321, 0.1 Mi. E. Jct. Sr1008.

Overall conditionFair

Set by its lowest-rated component: Deck at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT194 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

194 ft end to end, longest span 97 ft: about 3 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built199630 years old
Length193.9 ft59.1 m
Daily traffic3,800counted 2021
Last inspectedJanuary 2025every 24 months

Location

StateNorth Carolina
CountyCatawba
Location0.1 Mi. E. Jct. Sr1008
CarriesSr1144
CrossesUs321
Coordinates35.67978, -81.34011

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length193.9 ft (59.1 m)
Max Span96.8 ft (29.5 m)
Deck Width53.8 ft (16.4 m)
Deck Area969.2 sq m
Main Spans2
Year Built1996

Traffic

Avg Daily Traffic3,800 (2021)
Truck Traffic7%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000350320

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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