SOUTHWEST FREEWAY
SOUTHWEST FREEWAY in Southwest Frwy &Amp; 4th, District of Columbia County, District of Columbia received a condition grade of C (58/100). Built in 1959, the bridge carries 173K vehicles daily on SOUTHWEST FREEWAY over 4th Street S.W..
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
SOUTHWEST FREEWAY is a 67-year-old bridge located Southwest Frwy &Amp; 4th in District of Columbia County, District of Columbia. The bridge carries SOUTHWEST FREEWAY over 4th Street S.W. with 11 traffic lanes, handling approximately 173K vehicles per day. Built in 1959 and reconstructed in 1991, the structure spans 22.9 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
SOUTHWEST FREEWAY 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.
SOUTHWEST FREEWAY was built in 1959 and reconstructed in 1991, making it 67 years old. The average bridge age in the United States is 48 years.
SOUTHWEST FREEWAY carries approximately 173K vehicles per day (average daily traffic). The bridge has 11 traffic lanes. It is 22.9 meters long and located on SOUTHWEST FREEWAY in Southwest Frwy &Amp; 4th, District of Columbia County, District of Columbia.
No, SOUTHWEST FREEWAY is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
SOUTHWEST FREEWAY is located Southwest Frwy &Amp; 4th in District of Columbia County, District of Columbia. The bridge carries SOUTHWEST FREEWAY over 4th Street S.W.. Its coordinates are 38.882431, -77.017781. It is maintained by State Highway Agency.
SOUTHWEST FREEWAY carries SOUTHWEST FREEWAY over 4th Street S.W.. The bridge is 22.9 meters long and was built in 1959, with reconstruction in 1991.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.