Structure 18448 · Tazewell County, VA

19 Sbl / 460 Wbl over Ns Railway

Carries 19 Sbl / 460 Wbl over Ns Railway, 4.50-rt 460w; 6.60-rt 19b.

Overall conditionPoor

Set by its lowest-rated component: Superstructure at 4 of 9.

How ratings work
Deck5/9 · Fair
Superstructuresets the rating4/9 · Poor
Substructure5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT274 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 4/9 · sets the ratingSubstructure 5/9

274 ft end to end, longest span 97 ft: about 4 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.

Built197650 years old
Length274.3 ft83.6 m
Daily traffic4,736counted 2022
Last inspectedJune 2024every 24 months

Location

StateVirginia
CountyTazewell
Location4.50-rt 460w; 6.60-rt 19b
Carries19 Sbl / 460 Wbl
CrossesNs Railway
Coordinates37.08891, -81.68136

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length274.3 ft (83.6 m)
Max Span97.1 ft (29.6 m)
Deck Width42.0 ft (12.8 m)
Deck Area1070.1 sq m
Main Spans3
Year Built1976

Traffic

Avg Daily Traffic4,736 (2022)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000000018448

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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