Bridge Type
Main Span(s): Concrete [1] Girder and floorbeam system [03]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 21.3 m = 69.9 ft
Main Spans: 2 at 9.4 m = 30.8 ft
Approach Spans: 0
Skew: 24
Width, Roadway: 5.5 m = 18.0 ft (2 Lanes) and Out-To-Out: 6.8 m = 22.3 ft for a 7.6 m = 24.9 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 County Highway Agency [02], DOT District: 1
6 MI NW OF TRAUNIK
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design:
Operating: 12.7 metric ton = 14.0 tons (Load Factor(LF) [1])
Inventory: 9.1 metric ton = 10.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: September 1999 [999] 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: 0.3 km = 0.2 mi
Traffic
ADT: 50 (1995) and Trucks: 0%
Future ADT: 50 (In 2015
)
