Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Corrugated Steel [6] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 182.8 m = 599.8 ft
Main Spans: 3 at 60.3 m = 197.8 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.3 m = 17.4 ft (1 Lanes) and Out-To-Out: 5.5 m = 18.0 ft for a 7.7 m = 25.3 ft approaching roadway.
Vertical Clearance: 4.81 m = 15.8 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Sanders County [089], Montana [30]
Owned by County Highway Agency [02], DOT District: 1
NOXON
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 13.5 / HS 15 [3]
Operating: 29.9 metric ton = 32.9 tons (Load Factor(LF) [1])
Inventory: 18.1 metric ton = 19.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 5.1 km = 3.2 mi
Traffic
ADT: 100 (2003) and Trucks: 0%
Future ADT: 100 (In 2025
)