Bridge Type
Main Span(s): Concrete [1] Tee beam [04]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 7 m = 23.0 ft
Main Spans: 1 at 6.1 m = 20.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 11 m = 36.1 ft (2 Lanes) and Out-To-Out: 11.8 m = 38.7 ft for a 11 m = 36.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Isabella [41160]: Isabella County [073], Michigan [26]
Owned by County Highway Agency [02], DOT District: 4
0.2M S NE COR SEC 22 T15N
Condition
Deck: Fair [5]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design: M 13.5 / H 15 [2]
Operating: 48 metric ton = 52.8 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 28.8 metric ton = 31.7 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: May 2020 [0520] and Frequency: 12
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 6140 (2002) and Trucks: 0%
Future ADT: 9120 (In 2022
)
