Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Latex Concrete or similar additive [3]
Bridge Dimensions
Length: 18.2 m = 59.7 ft
Main Spans: 1 at 18.2 m = 59.7 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 10.7 m = 35.1 ft (2 Lanes) and Out-To-Out: 11.7 m = 38.4 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Limestone [47540]: Alger County [003], Michigan [26]
Owned by State Highway Agency [01], DOT District: 1
8.1 MI NW OF TRENARY
Condition
Deck: Poor [4]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 64 metric ton = 70.4 tons (Load Factor(LF) [1])
Inventory: 38.3 metric ton = 42.1 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed: Bridge deck replacement with only incidental widening. [37]
Bridge Detour: 3.1 km = 1.9 mi
Traffic
ADT: 1640 (2007) and Trucks: 11%
Future ADT: 2644 (In 2018
)