I-94 BL & M-37
I-94 BL & M-37 in 0.1 MI E Of Kalamazoo Col, Calhoun County, Michigan received a condition grade of B (74/100). Built in 2015, the bridge carries 122K vehicles daily on I-94 BL & M-37 over I-94.
I-94 BL & M-37 carries a B on the BridgeSafety Condition Score with 74/100. 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 2015 and is 11 years old — relatively young against the U.S. bridge stock. Modern bridges built to current FHWA standards generally outperform older structures on condition ratings. I-94 BL & M-37 carries an average daily traffic count of 121,987 vehicles, with 3 lane(s) crossing I-94. 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
I-94 BL & M-37 is a 11-year-old bridge located 0.1 MI E Of Kalamazoo Col in Calhoun County, Michigan. The bridge carries I-94 BL & M-37 over I-94 with 3 traffic lanes, handling approximately 122K vehicles per day. Built in 2015, the structure spans 78.2 meters.
The bridge received a Condition Grade of B (74/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 6/9 (fair), and substructure 7/9 (good).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I-94 BL & M-37 has a Condition Score of 74/100 (Grade B). Its deck is rated 7/9, superstructure 6/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.
I-94 BL & M-37 was built in 2015, making it 11 years old. The average bridge age in the United States is 48 years.
I-94 BL & M-37 carries approximately 122K vehicles per day (average daily traffic). The bridge has 3 traffic lanes. It is 78.2 meters long and located on I-94 BL & M-37 in 0.1 MI E Of Kalamazoo Col, Calhoun County, Michigan.
No, I-94 BL & M-37 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I-94 BL & M-37 is located 0.1 MI E Of Kalamazoo Col in Calhoun County, Michigan. The bridge carries I-94 BL & M-37 over I-94. Its coordinates are 42.272683, -85.295483. It is maintained by State Highway Agency.
I-94 BL & M-37 carries I-94 BL & M-37 over I-94. The bridge is 78.2 meters long and was built in 2015.
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.