Structure 200000BC1208010 · Baltimore County, MD

North Avenue over Jones Falls Falls RD Rr

Carries North Avenue over Jones Falls Falls RD Rr, North AVE Over Csx.

Overall conditionFair

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

How ratings work
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT888 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 5/9Substructure 5/9

888 ft end to end, longest span 130 ft: about 2.5 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 deck arch.

Built1895rebuilt 1978
Length888.1 ft270.7 m
Daily traffic20,361counted 2020
Last inspectedAugust 2024every 24 months

Location

StateMaryland
CountyBaltimore
LocationNorth AVE Over Csx
CarriesNorth Avenue
CrossesJones Falls Falls RD Rr
Coordinates39.31082, -76.62221

Physical Characteristics

MaterialMasonry
DesignArch - Deck
Total Length888.1 ft (270.7 m)
Max Span129.9 ft (39.6 m)
Deck Width103.3 ft (31.5 m)
Deck Area8527.0 sq m
Main Spans7
Year Built1895 (reconstructed 1978)

Traffic

Avg Daily Traffic20,361 (2020)
Truck Traffic15%
Lanes On Bridge6
Lanes Under Bridge2

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number200000BC1208010

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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