Md 355 SB over Is 495 Ol

Fair Condition67 years old55,020 vehicles/day

Location

StateMaryland
CountyMontgomery
Location0.07 Mile North Of Is 495
CarriesMd 355 SB
CrossesIs 495 Ol
Coordinates39.01910, -77.10285

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length326.1 ft (99.4 m)
Max Span119.1 ft (36.3 m)
Deck Width61.7 ft (18.8 m)
Deck Area1868.7 sq m
Main Spans2
Year Built1959 (reconstructed 1997)

Traffic

Avg Daily Traffic55,020 (2009)
Truck Traffic8%
Lanes On Bridge4
Lanes Under Bridge5

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number100000150118010

Nearby Bridges