Bridge Type
Main Span(s): Prestressed concrete [5] 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: 43.4 m = 142.4 ft
Main Spans: 1 at 42.1 m = 138.1 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 16.8 m = 55.1 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Chesaning [15140]: Saginaw County [145], Michigan [26]
Owned by State Highway Agency [01], DOT District: 4
IN CHESANING
Condition
Deck: Very Good [8]
Superstructure: Excellent [9]
Substructure: Excellent [9]
Loading
Design: Greater than HL93 [B]
Operating: 52.2 metric ton = 57.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 38.6 metric ton = 42.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Superior to present desirable criteria [9]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: March 2020 [0320] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 8700 (2016) and Trucks: 6%
Future ADT: 9625 (In 2036
)
