Structure 2713 · Maricopa County, AZ

Ramp 202e - I10w over I10 202 & Ramps N-w S-e

Carries Ramp 202e - I10w over I10 202 & Ramps N-w S-e, Intersect. I-10 @ Santan.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT2,251 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 7/9 · sets the rating

2,251 ft end to end, longest span 233 ft: about 6.3 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 box-beam bridge.

Built200224 years old
Length2251.0 ft686.1 m
Daily traffic9,082counted 2021
Last inspectedFebruary 2023every 24 months

Location

StateArizona
CountyMaricopa
LocationIntersect. I-10 @ Santan
CarriesRamp 202e - I10w
CrossesI10 202 & Ramps N-w S-e
Coordinates33.29584, -111.97570

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Single/Spread
Total Length2251.0 ft (686.1 m)
Max Span232.9 ft (71 m)
Deck Width31.2 ft (9.5 m)
Deck Area6517.9 sq m
Main Spans12
Year Built2002

Traffic

Avg Daily Traffic9,082 (2021)
Truck Traffic10%
Lanes On Bridge1
Lanes Under Bridge17

Inspection & Ownership

Last InspectionFebruary 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number02713

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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