ROUTE 71
ROUTE 71 in 0.8 Mile South Of I-691, New Haven County, Connecticut received a condition grade of A (89/100). Built in 2019, the bridge carries 142K vehicles daily on ROUTE 71 over Sodom Brook.
ROUTE 71 carries an A on the BridgeSafety Condition Score with 89/100. Deck, superstructure, and substructure ratings all sit in the better tier of the FHWA NBI distribution. The bridge is structurally sound by federal standards.
The bridge was built in 2019 and is 7 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. ROUTE 71 carries an average daily traffic count of 141,900 vehicles, with 3 lane(s) crossing Sodom Brook. The owning agency is State Highway Agency; bridge inspection records flow into the federal NBI database annually.
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
ROUTE 71 is a 7-year-old bridge located 0.8 Mile South Of I-691 in New Haven County, Connecticut. The bridge carries ROUTE 71 over Sodom Brook with 3 traffic lanes, handling approximately 142K vehicles per day. Built in 2019, the structure spans 16.8 meters.
The bridge received a Condition Grade of A (89/100) based on Federal Highway Administration inspection data. Its deck is rated 8/9 (good), superstructure 8/9 (good), and substructure 8/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
ROUTE 71 has a Condition Score of 89/100 (Grade A). Its deck is rated 8/9, superstructure 8/9, and substructure 8/9 on the NBI scale. The bridge is not classified as structurally deficient.
ROUTE 71 was built in 2019, making it 7 years old. The average bridge age in the United States is 48 years.
ROUTE 71 carries approximately 142K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 16.8 meters long and located on ROUTE 71 in 0.8 Mile South Of I-691, New Haven County, Connecticut.
No, ROUTE 71 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
ROUTE 71 is located 0.8 Mile South Of I-691 in New Haven County, Connecticut. The bridge carries ROUTE 71 over Sodom Brook. Its coordinates are 41.539633, -72.815931. It is maintained by State Highway Agency.
ROUTE 71 carries ROUTE 71 over Sodom Brook. The bridge is 16.8 meters long and was built in 2019.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.
Source: FHWA National Bridge Inventory, 2026.