Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
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: 59.4 m = 194.9 ft
Main Spans: 3 at 23.1 m = 75.8 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 10 m = 32.8 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Rudyard [70220]: Chippewa County [033], Michigan [26]
Owned by County Highway Agency [02], DOT District: 1
0.5 MI W OF RUDYARD
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 57 metric ton = 62.7 tons (Allowable Stress(AS) [2])
Inventory: 33 metric ton = 36.3 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 2.3 km = 1.4 mi
Traffic
ADT: 290 (1986) and Trucks: 3%
Future ADT: 505 (In 2019
)
