Grand Loop Road over Gardner River

Fair Condition87 years old4,350 vehicles/day

Location

StateWyoming
CountyPark
Location1.6 Mi. Southeast Of Mamm
CarriesGrand Loop Road
CrossesGardner River
Coordinates44.95956, -110.68117

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure5 (Fair)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel
DesignTruss - Deck
Total Length961.9 ft (293.2 m)
Max Span207.0 ft (63.1 m)
Deck Width27.9 ft (8.5 m)
Deck Area2492.2 sq m
Main Spans4
Year Built1939 (reconstructed 1977)

Traffic

Avg Daily Traffic4,350 (2024)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerNational Park Service
Historical SignificanceBridge is eligible for the National Register
Structure Number1570023P0000000

Nearby Bridges