Is 270 over Gr Seneca CR & Game Pre

Fair Condition72 years old154,247 vehicles/day

Location

StateMaryland
CountyMontgomery
Location1.17 Miles N Of Md 124
CarriesIs 270
CrossesGr Seneca CR & Game Pre
Coordinates39.16075, -77.23198

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length231.0 ft (70.4 m)
Max Span85.0 ft (25.9 m)
Deck Width146.0 ft (44.5 m)
Deck Area3132.8 sq m
Main Spans3
Year Built1954 (reconstructed 1989)

Traffic

Avg Daily Traffic154,247 (2009)
Truck Traffic8%
Lanes On Bridge8
Lanes Under Bridge2

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number100000150043010

Nearby Bridges