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:

Brown Road

Unknown

Over: SR 202L

Brown Road/L202 - Mesa, Maricopa, AZ

Built 2008 ADT: 72,332

SR 202L

Unknown

Over: Spook Hill

202L 0.7 mi SE of Brown, Maricopa, AZ

Built 2008 ADT: 10

University Drive

Unknown

Over: SR 202L

L202/Universty Drive-Mesa, Maricopa, AZ

Built 2008 ADT: 71,958

Apache Trail

Unknown

Over: SR 202L

L202/Apache Trail - Mesa, Maricopa, AZ

Built 2008 ADT: 71,958

Broadway Road

Unknown

Over: SR 202L

Jct Broadway Rd East/L202, Maricopa, AZ

Built 2007 ADT: 72,540

SR 74

Unknown

Over: I-17

I-17/SR 74 Interchange, Maricopa, AZ

Built 2008 ADT: 110,542

Maryland Ave

Unknown

Over: 101L

0.5 mi S Glendale Ave, Maricopa, AZ

Built 2007 ADT: 145,378

Dixileta Drive

Unknown

Over: I-17

3 mi S Jct SR 74, Maricopa, AZ

Built 2008 ADT: 116,992

I17 SB

Unknown

Over: Ramp EN

1.9 mi S Jct SR 74, Maricopa, AZ

Built 2009

I-17 NB

Unknown

Over: Lone Mountain Rd (L303)

2.0 mi S Jct SR 74, Maricopa, AZ

Built 2009 ADT: 25,990

I-17 SB

Unknown

Over: Lone Mountain RD (L303)

2.0 mi S Jct SR 74, Maricopa, AZ

Built 2009 ADT: 25,990

SB Frontage Road

Unknown

Over: Ramp EN

1.9 mi S Jct SR 74, Maricopa, AZ

Built 2009

HOV SR 51 Ramp N-E

Unknown

Over: L101 EB

Jct L101, Maricopa, AZ

Built 2008 ADT: 55,412

HOV SR 51 Ramp W-S

Unknown

Over: L101 EB

Jct L101, Maricopa, AZ

Built 2008 ADT: 55,412

SR 303L

Unknown

Over: Ramp E-N

400 ft W Jct I-17, Maricopa, AZ

Built 2010 ADT: 10

SR 303L

Unknown

Over: Bethany Home Rd

4.3 mi N I-10, Maricopa, AZ

Built 2014 ADT: 1,278

SR 303L

Unknown

Over: Bethany Home Rd

4.3 mi N I-10, Maricopa, AZ

Built 2014 ADT: 1,278

I-10 EB and WB

Unknown

Over: Sarival Ave

23.5 mi W Jct I 10/I 17, Maricopa, AZ

Built 2013 ADT: 3,940

Thomas Road

Unknown

Over: 303L NB & SB

1.15 mi N I-10, Maricopa, AZ

Built 2014 ADT: 61,490

I-10 WB Frt Rd

Unknown

Over: Ramp SW

NE junct of I-10/303L, Maricopa, AZ

Built 2014 ADT: 3,000

Ramp EN

Unknown

Over: 10

26.5 mi W Jct I 10 Ramp, Maricopa, AZ

Built 2014 ADT: 102,371

303L NB

Unknown

Over: Cactus Rd

9.3 mi N I-10, Maricopa, AZ

Built 2014 ADT: 10,010

10/202 HOV Direct

Unknown

Over: I-10 Papago Fwy

I-10/202 TI, Maricopa, AZ

Built 2012 ADT: 50,617

Ramp 10 - 202 HOV

Unknown

Over: 202L Santan Fwy

Intersect. I-10 at Santan, Maricopa, AZ

Built 2011 ADT: 80,418

Greenway Rd

Unknown

Over: Estrella Freeway

at Estrella Fwy Loop 303, Maricopa, AZ

Built 2014 ADT: 34,602

Ramp W-S Flyover

Unknown

Over: Santan Frwy

3.66 mi S of US60, Maricopa, AZ

Built 2014 ADT: 79,629

Ramp E-S

Unknown

Over: Hawes Road

2450' N of Ray Rd, Maricopa, AZ

Built 2013 ADT: 3,804

Ramp N-W

Unknown

Over: Hawes Road

TI with SR24, Maricopa, AZ

Built 2012 ADT: 79,629

Goldwater Blvd

Unknown

Over: No-Name Street

0.15 mi W of Scottsdale R, Maricopa, AZ

Built 1989 ADT: 200

Fashion Sq Mall

Unknown

Over: Goldwater Boulevard

0.09 mi N of Camelback, Maricopa, AZ

Built 1989 ADT: 28,174

Mill Avenue NB

Unknown

Over: Salt Rvr, Rio Salado Pkw

0.2 mi S of Curry Rd, Maricopa, AZ

Built 1994 ADT: 12,820

Broadway Road

Unknown

Over: Country Club Drive

1.3 mi N of Jct US 60, Maricopa, AZ

Built 1992 ADT: 33,525

SPRR

Unknown

Over: Country Club Drive

0.5 mi S of Main St, Maricopa, AZ

Built 1992 ADT: 32,400

Scottsdale Galleri

Unknown

Over: Drinkwater Blvd

500' E of Scottsdale Rd, Maricopa, AZ

Built 1990 ADT: 10,300

DEP LEVEL ROAD

Unknown

Over: ARRIVAL LEVEL ROAD

NORTH SIDE OF TERMINAL 4, Maricopa, AZ

Built 1991 ADT: 14,300

DEP LEVEL ROAD

Unknown

Over: ARRIVAL LEVEL ROAD

SOUTH SIDE OF TERMINAL 4, Maricopa, AZ

Built 1991 ADT: 13,400