US 1 (sr 5) over Harris Channel

Fair Condition44 years old16,900 vehicles/day

Location

StateFlorida
CountyMonroe
LocationSugarloaf Key (mm 16.5)
CarriesUS 1 (sr 5)
CrossesHarris Channel
Coordinates24.64116, -81.57328

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure8 (Very Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length438.0 ft (133.5 m)
Max Span82.0 ft (25 m)
Deck Width46.9 ft (14.3 m)
Deck Area1909.0 sq m
Main Spans6
Year Built1982

Traffic

Avg Daily Traffic16,900 (2025)
Truck Traffic9%
Lanes On Bridge2

Inspection & Ownership

Last Inspection125
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number900107

Nearby Bridges