How many bridges are in Arizona?

Arizona has 5,640 public highway bridges tracked in the FHWA National Bridge Inventory. View detailed condition data for each bridge on PlainBridges.

What percentage of bridges in Arizona are structurally deficient?

1.4% of bridges in Arizona are classified as structurally deficient by the FHWA, compared to a national average of 7.0%.

State profile · Below national median SD

Arizona bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Arizona — drawn straight from the FHWA National Bridge Inventory.

Reviewed byPlainbridges Editorial, Plain Bridges Editorial Team · June 6, 2026

5,640
Public bridges: 55.8%
Good condition: 1.4%
Poor condition: 1.4%
Structurally deficient

Total Bridges

5,640

Public highway bridges in Arizona

Good Condition

55.8%

3,148 bridges rated 7-9

5.8pp vs 50% benchmark

Poor Condition

1.4%

81 bridges rated 0-4

Structurally Deficient

1.4%

81 bridges flagged for repair priority

-5.6pp vs national avg 7.0%

Arizona vs national bridge condition

Arizona — Good condition share 55.8%

National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Arizona — Structurally deficient share 4.8%

National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Condition Distribution

Bridge inventory deck-condition mix — Arizona (FHWA NBI)

Counties (15)

Apache 173 Cochise 215 Coconino 248 Gila 139 Graham 111 Greenlee 47 La Paz 118 Maricopa 2203 Mohave 363 Navajo 179 Pima 864 Pinal 390 Santa Cruz 71 Yavapai 343 Yuma 176

Arizona vs nearby ranks

Adjacent states on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Arizona on the same metric.

Delaware

1.25% top marginal rate

Structure: Progressive
Burden @ $100K: $878

District of Columbia

1.26% top marginal rate

Structure: Progressive
Burden @ $100K: $159

Selected

Arizona

1.44% top marginal rate

Structure: Progressive
Burden @ $100K: $5,640

Georgia

1.49% top marginal rate

Structure: Progressive
Burden @ $100K: $15,216

Utah

2.43% top marginal rate

Structure: Progressive
Burden @ $100K: $3,126

Bridges Needing Most Attention in Arizona

Six lowest-condition bridges in Arizona, ranked by composite NBI rating. Each is inspected at least every 24 months.

IRR BIA RTE N35

Poor

Over: WALKER CREEK

7.7MI E,8.2MI N ROCKPOINT, Apache, AZ

Built 1977 Load: 3.0 t ADT: 192

IRR BIA RTE 161

Poor

Over: WASH

2.7 KM SOUTH OF AZ HWY 86, Pima, AZ

Built 1998 Load: 4.9 t ADT: 250

Rucker Rd

Poor

Over: White Water Draw

1.0 mi E Leslie Cyn Rd, Cochise, AZ

Built 1937 Load: 5.4 t ADT: 50

OLD STATE RTE 87A

Poor

Over: GILA RIVER

3.2 KM N - HWY 87/187 JCT, Pinal, AZ

Built 1925 Load: 5.6 t ADT: 200

River Road

Structurally Deficient

Over: Gila River

0.8 mi N Jct US 70, Graham, AZ

Built 1900 Load: 6.4 t

Telera St (Ajo)

Structurally Deficient

Over: Ajo Wash

South of Rocalla Ave, Pima, AZ

Built 1935 Load: 6.4 t ADT: 200

All Bridges in Arizona

Sort by:

FDR 141

Fair

Over: EAST CLEAR CREEK

2.5 MI SE/O CLINTS W CG, Coconino, AZ

Built 1964 Load: 18.5 t ADT: 200

15th Avenue

Fair

Over: Grand Canal

0.38 mi N of Indian Schl, Maricopa, AZ

Built 1957 Load: 18.5 t ADT: 23,182

Central Avenue

Fair

Over: Arizona Canal

0.37 mi S of Dunlap Ave, Maricopa, AZ

Built 1946 Load: 18.7 t ADT: 15,863

Osborn Road

Fair

Over: Grand Canal

0.22 mi W of 20th Street, Maricopa, AZ

Built 1950 Load: 18.7 t ADT: 30,152

7528: BURRO CREEK

Fair

Over: Burro Creek

1.2 mi S of US-93 S, Mohave, AZ

Built 1953 Load: 18.8 t ADT: 25

IRR BIA RTE 3

Fair

Over: ROCKHOUSE CANYON

4.3 KM E OF COOLIDGE DAM, Pinal, AZ

Built 1929 Load: 18.9 t ADT: 390

Lakeshore Drive

Fair

Over: The Lakes

0.1 mi S of Baseline Rd, Maricopa, AZ

Built 1971 Load: 19.1 t ADT: 1,195

University Drive

Fair

Over: Eastern Canal

0.2 mi W of Val Vista, Maricopa, AZ

Built 1959 Load: 19.1 t ADT: 18,281

16th Street

Fair

Over: Arizona Canal

0.11 mi N of Glendale Ave, Maricopa, AZ

Built 1930 Load: 19.1 t ADT: 24,903

Southern Ave

Fair

Over: Tempe Canal

0.5 mi W Dobson, Maricopa, AZ

Built 1940 Load: 19.1 t ADT: 27,773

Peoria Ave

Fair

Over: New River

0.25 mi E/ 99th Ave, Maricopa, AZ

Built 1972 Load: 19.1 t ADT: 15,114

Rainbow Valley Rd

Fair

Over: Waterman Wash

30 ft S Jct Queen Creek, Maricopa, AZ

Built 1957 Load: 19.1 t ADT: 390

Doubletree Road WB

Fair

Over: Doubletree Golf Course

500' E Jct Gainey Ctr Dr, Maricopa, AZ

Built 1983 Load: 19.1 t ADT: 16,000

Silverbell Rd

Fair

Over: Wash

0.3 mi N of Belmont, Pima, AZ

Built 1937 Load: 19.1 t ADT: 5,951

Nogales Hwy

Fair

Over: Wash

9.1 mi North Jct I 19, Pima, AZ

Built 1929 Load: 19.1 t ADT: 10,833

Nogales Hwy

Fair

Over: Wash

10.1 mi North Jct I 19, Pima, AZ

Built 1929 Load: 19.1 t ADT: 13,744

Nogales Hwy

Fair

Over: Scoops Wash

10.5 mi North Jct I 19, Pima, AZ

Built 1929 Load: 19.1 t ADT: 13,744

Ray Junction Rd

Fair

Over: Wash

1.5mi W of Junc 177, Pinal, AZ

Built 1920 Load: 19.1 t ADT: 67

County Route 134

Fair

Over: Santa Cruz River

21 mi E Jct SR 82, Santa Cruz, AZ

Built 1920 Load: 19.1 t ADT: 100

FDR 289

Fair

Over: UPPER TONTO CREEK

E/O HORTON CREEK TRL, Gila, AZ

Built 1956 Load: 19.4 t ADT: 350