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Coit Ave over I-196 & M-21

Kent County, Michigan · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Coit Ave over I-196 & M-21 in Kent County, Michigan, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 2009, making it 16 years old at the 2025 inventory.
It carries about 2,750 vehicles a day (traffic count year 1988).
Its listed owner is the state highway agency.
It is one of 317 of the 524 inventoried bridges in Kent County rated fair (60.5%); 29 (5.5%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete single box beam
Length	about 152 ft
Location	In Grand Rapids
NBI structure number	000000000004788
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Michigan department of transportation.

Bridge	Built	Vehicles/day	Condition
US-131 over CSX RR	1962	103,312	Fair
I-196 & Ramp G over Gtw RR (abn)	1964	69,092	Good
US-131 SB over Grand River & Fulton St	1999	67,975	Fair
US-131 over Buck Creek	2000	61,220	Good
US-131 over Conrail	2000	61,220	Fair
US-131 NB over Rogue River	1969	58,420	Fair