ST 24
ST 24 in .3 MI N Of Avon T.L., Norfolk County, Massachusetts received a condition grade of B (68/100). Built in 1956, the bridge carries 127K vehicles daily on ST 24 over HWY Page ST.
ST 24 carries a B on the BridgeSafety Condition Score with 68/100. Most component ratings are solid; one or two may show wear consistent with the structure’s age, but the bridge is not flagged as structurally deficient.
The bridge was built in 1956 and is now 70 years old, at or past the typical 50-year design life for bridges of its vintage. Maintenance and inspection cycles are correspondingly more involved than for newer structures. ST 24 carries an average daily traffic count of 126,669 vehicles, with 6 lane(s) crossing HWY Page ST. 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
ST 24 is a 70-year-old bridge located .3 MI N Of Avon T.L. in Norfolk County, Massachusetts. The bridge carries ST 24 over HWY Page ST with 6 traffic lanes, handling approximately 127K vehicles per day. Built in 1956 and reconstructed in 1992, the structure spans 21.5 meters.
The bridge received a Condition Grade of B (68/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
ST 24 has a Condition Score of 68/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
ST 24 was built in 1956 and reconstructed in 1992, making it 70 years old. The average bridge age in the United States is 48 years.
ST 24 carries approximately 127K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 21.5 meters long and located on ST 24 in .3 MI N Of Avon T.L., Norfolk County, Massachusetts.
No, ST 24 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
ST 24 is located .3 MI N Of Avon T.L. in Norfolk County, Massachusetts. The bridge carries ST 24 over HWY Page ST. Its coordinates are 42.143764, -71.066142. It is maintained by State Highway Agency.
ST 24 carries ST 24 over HWY Page ST. The bridge is 21.5 meters long and was built in 1956, with reconstruction in 1992.
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.