Structure 100000130101013 · Howard County, MD

Md 32 EB over US 29

Carries Md 32 EB over US 29, 3.22 Miles North Of Is 95.

Overall conditionFair

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

How ratings work
Deck7/9 · Good
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 FT220 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 6/9 · sets the rating

220 ft end to end, longest span 108 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.

Built198046 years old
Length220.1 ft67.1 m
Daily traffic61,442counted 2009
Last inspectedJune 2024every 24 months

Location

StateMaryland
CountyHoward
Location3.22 Miles North Of Is 95
CarriesMd 32 EB
CrossesUS 29
Coordinates39.18153, -76.87498

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length220.1 ft (67.1 m)
Max Span107.9 ft (32.9 m)
Deck Width55.1 ft (16.8 m)
Deck Area1127.3 sq m
Main Spans2
Year Built1980

Traffic

Avg Daily Traffic61,442 (2009)
Truck Traffic8%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number100000130101013

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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