Structure 100000020084013 · Anne Arundel County, MD

Md 100 Ebr over Md 3 Bus

Carries Md 100 Ebr over Md 3 Bus, 0.54 Mile East Of Md 174.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT211 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

211 ft end to end, longest span 65 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.

Built196363 years old
Length211.0 ft64.3 m
Daily traffic75,406counted 2009
Last inspectedAugust 2024every 24 months

Location

StateMaryland
CountyAnne Arundel
Location0.54 Mile East Of Md 174
CarriesMd 100 Ebr
CrossesMd 3 Bus
Coordinates39.14457, -76.63182

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length211.0 ft (64.3 m)
Max Span65.0 ft (19.8 m)
Deck Width35.1 ft (10.7 m)
Deck Area688.0 sq m
Main Spans4
Year Built1963

Traffic

Avg Daily Traffic75,406 (2009)
Truck Traffic8%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number100000020084013

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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