IS 270 RAMP C
IS 270 RAMP C in 0.85 Mile North Of Md 187, Montgomery County, Maryland received a condition grade of C (58/100). Built in 1958, the bridge carries 130K vehicles daily on IS 270 RAMP C over Is 270y Ramps B & B3.
Component Ratings
The riding surface — evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
IS 270 RAMP C is a 68-year-old bridge located 0.85 Mile North Of Md 187 in Montgomery County, Maryland. The bridge carries IS 270 RAMP C over Is 270y Ramps B & B3 with 3 traffic lanes, handling approximately 130K vehicles per day. Built in 1958 and reconstructed in 1990, the structure spans 91.1 meters.
The bridge received a Condition Grade of C (58/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
IS 270 RAMP C has a Condition Score of 58/100 (Grade C). Its deck is rated 6/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
IS 270 RAMP C was built in 1958 and reconstructed in 1990, making it 68 years old. The average bridge age in the United States is 48 years.
IS 270 RAMP C carries approximately 130K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 91.1 meters long and located on IS 270 RAMP C in 0.85 Mile North Of Md 187, Montgomery County, Maryland.
No, IS 270 RAMP C is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
IS 270 RAMP C is located 0.85 Mile North Of Md 187 in Montgomery County, Maryland. The bridge carries IS 270 RAMP C over Is 270y Ramps B & B3. Its coordinates are 39.034119, -77.142828. It is maintained by State Highway Agency.
IS 270 RAMP C carries IS 270 RAMP C over Is 270y Ramps B & B3. The bridge is 91.1 meters long and was built in 1958, with reconstruction in 1990.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.