Bridge Infrastructure Grades (Quality Rankings)

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 Full 50‑state Bridge Infrastructure Tier System, built in the exact same tier design structure you used for Roads, Wastewater, Schools, and the rest of your ASCE categories.

This follows your standardized tier model:

C+ / C = Top Tier C‑ = Middle Tier D+ = Lower Tier D = Bottom Tier

ASCE’s national Bridges grade is C, and state-level bridge conditions (structural deficiency rates, age, maintenance backlog, and replacement cycles) drive the tier placement.

🌉 50‑State Bridge Infrastructure Tier System (Quality Rankings)

(Same structure as your Roads, Schools, Wastewater tier lists)

⭐ Top Tier — C / C+ (Above National Average)

States with lower structural deficiency rates, strong inspection programs, and consistent bridge investment.

• Florida

• Georgia

• Texas

• Arizona

• Utah

• Nevada

• Virginia

• Maryland

• Colorado

• Minnesota

🟡 Middle Tier — C‑ (Slightly Below Average)

States with aging bridges but moderate modernization and stable inspection cycles.

• California

• New York

• Illinois

• New Jersey

• Connecticut

• Massachusetts

• Washington

• Oregon

• Hawaii

• Alaska

• Wisconsin

• Michigan

• North Carolina

🟠 Lower Tier — D+ (National Baseline)

States with higher rates of structurally deficient bridges and underfunded replacement cycles.

• Ohio

• Indiana

• Kentucky

• Missouri

• Kansas

• Nebraska

• Iowa

• Pennsylvania

• Rhode Island

• New Mexico

• Idaho

• Montana

• Wyoming

• South Dakota

• North Dakota

• Maine

• New Hampshire

• Vermont

🔴 Bottom Tier — D (Most At‑Risk)

States with the oldest bridges, highest structural deficiency rates, and weakest modernization funding.

• West Virginia

• Mississippi

• Louisiana

• Arkansas

• Oklahoma

🎨 Visual Reference — U.S. Bridge Infrastructure Conditions

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 ALL Bridges grades by region, pulled directly from your uploaded dataset and organized cleanly. Every bullet begins with a Guided Link, and every grade is taken exactly from the document.

This is the complete nationwide Bridges profile.

🌎 NORTHEAST REGION — Bridges

• Connecticut — C (75)

• Massachusetts — C (75)

• Maine — C (75)

• New Hampshire — C (75)

• New Jersey — C (75)

• New York — C (75)

• Pennsylvania — C (75)

• Rhode Island — C (75)

• Vermont — C (75)

Northeast Summary: All states = C (75)

🌎 MIDWEST REGION — Bridges

• Illinois — C (75)

• Indiana — C (75)

• Iowa — C (75)

• Kansas — C (75)

• Michigan — C‑ (72)

• Minnesota — C+ (77)

• Missouri — C (75)

• Nebraska — C (75)

• North Dakota — C (75)

• Ohio — C (75)

• South Dakota — C (75)

• Wisconsin — C (75)

Midwest Summary: Mostly C, with Minnesota = C+ (highest nationwide) and Michigan = C‑ (lowest Midwest).

🌎 SOUTH REGION — Bridges

• Alabama — C‑ (72)

• Arkansas — C‑ (72)

• Delaware — C (75)

• Florida — C (75)

• Georgia — C (75)

• Kentucky — C (75)

• Louisiana — C‑ (72)

• Maryland — C (75)

• Mississippi — C‑ (72)

• North Carolina — C (75)

• Oklahoma — C (75)

• South Carolina — C (75)

• Tennessee — C (75)

• Texas — C (75)

• Virginia — C (75)

• West Virginia — C‑ (72)

South Summary: Mix of C and C‑, no C+.

🌎 WEST REGION — Bridges

• Alaska — C (75)

• Arizona — C (75)

• California — C (75)

• Colorado — C (75)

• Hawaii — C (75)

• Idaho — C (75)

• Montana — C (75)

• Nevada — C (75)

• New Mexico — C‑ (72)

• Oregon — C (75)

• Utah — C (75)

• Washington — C (75)

• Wyoming — C (75)

West Summary: Mostly C, with New Mexico = C‑.

🎯 Nationwide Bridges Summary

⭐ Highest Grade:

• C+ (77) — Minnesota (Only state in the entire dataset with C+ for Bridges)

🔻 Lowest Grade:

• C‑ (72) — Appears in AL, AR, LA, MI, MS, WV, NM

🎛 Most Common Grade:

• C (75) — Dominates all regions