Structure DAPAMCHOL000020 · Hawkins County, TN

Road 1926w over Holston River

Carries Road 1926w over Holston River, Entrance To Ammo Storage.

Overall conditionFair

Set by its lowest-rated component: Superstructure at 5 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating5/9 · Fair
Substructure7/9 · Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,803 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 5/9 · sets the ratingSubstructure 7/9

1,803 ft end to end, longest span 90 ft: about 5.0 football fields. 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.

Built199036 years old
Length1802.8 ft549.5 m
Daily traffic50counted 2016
Last inspectedJuly 2024every 24 months

Location

StateTennessee
CountyHawkins
LocationEntrance To Ammo Storage
CarriesRoad 1926w
CrossesHolston River
Coordinates36.52861, -82.65833

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length1802.8 ft (549.5 m)
Max Span89.9 ft (27.4 m)
Deck Width27.9 ft (8.5 m)
Deck Area4670.8 sq m
Main Spans20
Year Built1990

Traffic

Avg Daily Traffic50 (2016)
Truck Traffic99%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerArmy
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure NumberDAPAMCHOL000020

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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