Structure 20049 · Pinal County, AZ

I-10 over Jimmie Kerr BLVD & Uprr

Carries I-10 over Jimmie Kerr BLVD & Uprr, 1 Mile N Jct Of I 8.

Overall conditionGood

Set by its lowest-rated component: Deck and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructuresets the rating7/9 · Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT612 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

612 ft end to end, longest span 154 ft: about 1.7 football fields. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built20188 years old
Length611.9 ft186.5 m
Daily traffic55,360counted 2022
Last inspectedDecember 2024every 24 months

Location

StateArizona
CountyPinal
Location1 Mile N Jct Of I 8
CarriesI-10
CrossesJimmie Kerr BLVD & Uprr
Coordinates32.83370, -111.68580

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length611.9 ft (186.5 m)
Max Span153.9 ft (46.9 m)
Deck Width149.9 ft (45.7 m)
Deck Area8523.0 sq m
Main Spans4
Year Built2018

Traffic

Avg Daily Traffic55,360 (2022)
Truck Traffic18%
Lanes On Bridge8
Lanes Under Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number20049

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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