Structure 570475 · Davidson County, NC

I-85N over Hambys Creek

Carries I-85N over Hambys Creek, 1.3 Mi. S. Jct. Sr2025.

Overall conditionGood

Set by its lowest-rated component: Superstructure and Substructure at 7 of 9.

How ratings work
Deck8/9 · Very Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT136 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 7/9 · sets the ratingSubstructure 7/9 · sets the rating

136 ft end to end, longest span 44 ft. 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.

Built198145 years old
Length135.8 ft41.4 m
Daily traffic26,750counted 2020
Last inspectedApril 2024every 24 months

Location

StateNorth Carolina
CountyDavidson
Location1.3 Mi. S. Jct. Sr2025
CarriesI-85N
CrossesHambys Creek
Coordinates35.82999, -80.15747

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length135.8 ft (41.4 m)
Max Span44.0 ft (13.4 m)
Deck Width58.7 ft (17.9 m)
Deck Area741.1 sq m
Main Spans3
Year Built1981

Traffic

Avg Daily Traffic26,750 (2020)
Truck Traffic23%
Lanes On Bridge3

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000000570475

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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