Structure 200000B-0100010 · Baltimore County, MD

Hammonds Ferry Roa over Csx Railroad

Carries Hammonds Ferry Roa over Csx Railroad, 50 Ft N Lansdowne RD.

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 FT202 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 4/9 · sets the ratingSubstructure 5/9

202 ft end to end: 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.

Built196165 years old
Length202.1 ft61.6 m
Daily traffic7,077counted 2023
Last inspectedOctober 2023every 24 months

Location

StateMaryland
CountyBaltimore
Location50 Ft N Lansdowne RD
CarriesHammonds Ferry Roa
CrossesCsx Railroad
Coordinates39.25276, -76.66351

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length202.1 ft (61.6 m)
Max Span128.0 ft (39 m)
Deck Width48.2 ft (14.7 m)
Deck Area905.5 sq m
Main Spans1
Year Built1961

Traffic

Avg Daily Traffic7,077 (2023)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number200000B-0100010

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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