IRR BIA RTE N7 over Black Creek

Fair Condition49 years old1,918 vehicles/day

Location

StateArizona
CountyApache
Location1 Mi NE Fort Defiance Az
CarriesIRR BIA RTE N7
CrossesBlack Creek
Coordinates35.75983, -109.06636

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length208.0 ft (63.4 m)
Max Span70.2 ft (21.4 m)
Deck Width41.0 ft (12.5 m)
Deck Area792.5 sq m
Main Spans3
Year Built1977

Traffic

Avg Daily Traffic1,918 (2023)
Truck Traffic15%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerBureau of Indian Affairs
Historical SignificanceBridge is not eligible for the National Register
Structure Number00000000000N653

Nearby Bridges

IRR BIA RTE N112 over Bonito Creek 1.5 mi Fair IRR BIA RTE N112 over Black Creek 1.6 mi Fair IRR BIA RTE N113 over Bonito Creek 1.6 mi Fair IRR BIA RTE N9073 over Upper Bonito Wash 1.9 mi Poor IRR BIA RTE N12 over Slick Rock Creek 2.0 mi Fair IRR BIA RTE N543 over Slick Rock Wash 2.8 mi Fair IRR BIA RTE N54 over Slick Rock Wash 3.6 mi Fair IRR BIA RTE N112 over Tsenani Ahee Wash 4.0 mi Fair IRR BIA RTE N12 over Damon Wash 4.7 mi Fair