Bridge Type
Main Span(s): Concrete [1] Culvert [19]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]
Bridge Dimensions
Length: 12.9 m = 42.3 ft
Main Spans: 1 at 12.3 m = 40.4 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 0 m = 0.0 ft for a 6.7 m = 22.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Duluth [17000]: St. Louis County [137], Minnesota [27]
Owned by City or Municipal Highway Agency [04], DOT District: 1
0.4 MI N OF JCT CSAH 12
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: HL93 [A]
Operating: 68.6 metric ton = 75.5 tons (Unknown [B])
Inventory: 40.8 metric ton = 44.9 tons (Unknown [B])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: N/A [N]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: October 2017 [1017] and Frequency: 48
Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 114 (2006) and Trucks: 0%
Future ADT: 114 (In 2030
)