Structure 100000030345030 · Baltimore County, MD

Md 43 over Branch Of Whitemarsh Run

Carries Md 43 over Branch Of Whitemarsh Run, 1.61 Mile East Of Is 695.

Overall conditionFair

Set by its lowest-rated component: Culvert at 6 of 9.

How ratings work
Culvertsets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT84 FT ACROSS25 FT0ELEVATION · LENGTHS TO SCALE
Culvert 6/9

A culvert 84 ft across with 3 openings. 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, so those are drawn as typical for a culvert.

Built199135 years old
Length84.3 ft25.7 m
Daily traffic36,232counted 2009
Last inspectedJuly 2024every 24 months

Location

StateMaryland
CountyBaltimore
Location1.61 Mile East Of Is 695
CarriesMd 43
CrossesBranch Of Whitemarsh Run
Coordinates39.37962, -76.49577

Physical Characteristics

MaterialSteel
DesignCulvert
Total Length84.3 ft (25.7 m)
Max Span24.9 ft (7.6 m)
Deck Width153.9 ft (46.9 m)
Deck Area1205.3 sq m
Main Spans3
Year Built1991

Traffic

Avg Daily Traffic36,232 (2009)
Truck Traffic8%
Lanes On Bridge7

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number100000030345030

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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