Houghton County, MI
9 public highway bridges
Houghton County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Houghton County, Michigan contains 9 public highway bridges. Roughly 77.8% are rated “Good,” 22.2% “Fair,” and 0% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.
Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (9)
FOREST ROAD 2270
FairOver: STURGEON RIVER
S END OF PRICKETT LAKE, Houghton, MI
FDR3500
FairOver: E BR ONTONAGON RIVER
8 MI SW OF SIDNAW, Houghton, MI
FOREST ROAD 2276
GoodOver: SILVER RIVER
6.5 MI S OF ALSTON, Houghton, MI
POYHONEN ROAD
GoodOver: MISERY RIVER
1.5 NW/M-26 NEAR WYANDOTT, Houghton, MI
FORSMAN RD
GoodOver: GOOSENECK CREEK
0.7 MI E OF AIRPORT PK RD, Houghton, MI
SALO RD
GoodOver: LILY CREEK
0.38 MI S OF WAASA RD, Houghton, MI
POINT MILLS RD
GoodOver: GOOSENECK CREEK
DOLLAR BAY, Houghton, MI
COUNTY RD S554
GoodOver: SALMON TROUT RIVER
0.1 MI W REDRIDGE, Houghton, MI
ASKEL RD P109
GoodOver: OTTER RIVER
4 MI NE OF ELO, Houghton, MI
Read our methodology - how this data is sourced, computed, and verified.
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Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.