US Bridges

IRR Mcculloch Blvd over SR 95

Fair

Mohave County, Arizona · 19.6 MI S I 40 · Structure no. 01824

Built
1977
48 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
128 ft
1 main span
Daily traffic
16,000
2020 count
Owner
State
State Highway Agency

About this bridge

IRR Mcculloch Blvd over SR 95 is a prestressed concrete box beam or girders - single or spread carrying IRR Mcculloch Blvd over SR 95 in Mohave County, Arizona. It was built in 1977, so it is 48 years old, older than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 16,000 vehicles a day, roughly 10% of them trucks, projected to reach 16,010 by 2040. The structure is 128 ft (39 m) long and 54 ft wide. If it were closed, the detour would be 42.3 mi (68 km).

Location

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CarriesIRR Mcculloch Blvd
CrossesSR 95
Location19.6 MI S I 40
RouteCity Street 0
CountyMohave County
StateArizona
Coordinates34.4732, -114.3454
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating32 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length128 ft (39 m)
Longest span126 ft (38.4 m)
Deck width54 ft (16.6 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic16,000 (2020)
Projected traffic16,010 by 2040
Trucks10%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed42.3 mi (68 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was IRR Mcculloch Blvd over SR 95 built?

It was built in 1977, making it 48 years old in 2025.

What condition is IRR Mcculloch Blvd over SR 95 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does IRR Mcculloch Blvd over SR 95 carry?

About 16,000 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is IRR Mcculloch Blvd over SR 95?

The structure is 128 ft (39 m) long with a longest span of 126 ft (38.4 m) and a deck 54 ft wide.

Who owns IRR Mcculloch Blvd over SR 95?

It is owned by the State Highway Agency.