Structure 100000170004010 · Queen Anne's County, MD

US 50/301 over Cox Creek

Carries US 50/301 over Cox Creek, 1.02 Miles West Of Md 18b.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT69 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

69 ft end to end. Lengths and the car 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.

Built1950rebuilt 1989
Length68.9 ft21 m
Daily traffic66,761counted 2009
Last inspectedApril 2023every 24 months

Location

StateMaryland
CountyQueen Anne's
Location1.02 Miles West Of Md 18b
CarriesUS 50/301
CrossesCox Creek
Coordinates38.97476, -76.30261

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length68.9 ft (21 m)
Max Span64.0 ft (19.5 m)
Deck Width134.2 ft (40.9 m)
Deck Area858.9 sq m
Main Spans1
Year Built1950 (reconstructed 1989)

Traffic

Avg Daily Traffic66,761 (2009)
Truck Traffic8%
Lanes On Bridge7

Inspection & Ownership

Last InspectionApril 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number100000170004010

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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