RD 352 over Twelvemile Creek

Poor Condition71 years old50 vehicles/day

Location

StateMontana
CountyMineral
LocationHenderson-thompson
CarriesRD 352
CrossesTwelvemile Creek
Coordinates47.43363, -115.24240

Condition Ratings

Overall ConditionPoor
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure4 (Poor)
Channel/Waterway6 (Satisfactory)
Scour Critical4 — Foundations need monitoring

Physical Characteristics

MaterialWood or Timber
DesignStringer/Multi-beam
Total Length24.6 ft (7.5 m)
Max Span23.0 ft (7 m)
Deck Width15.4 ft (4.7 m)
Deck Area35.2 sq m
Main Spans1
Year Built1955

Traffic

Avg Daily Traffic50
Lanes On Bridge1

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerU.S. Forest Service
Historical SignificanceHistorical significance is not determined
Structure Number011607000000069

Nearby Bridges

RD 352 over Twelvemile Creek 0.9 mi Fair RD 352 over Twelvemile Creek 1.0 mi Poor No Data Entered over Lower No Elk Creek 1.2 mi Good No Data Entered over Hair Ball 1.2 mi Good No Data Entered over No Elk Creek 1.3 mi Good RD 352 over Twelvemile Creek 1.5 mi Fair No Data Entered over Flat Creek Creek 3.2 mi Good RD 9117 over Twelvemile Creek 4.4 mi Fair Mullan Gulch RD over Twelvemile Creek 014 4.7 mi Fair