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: 34.4 m = 112.9 ft
Main Spans: 1 at 33.6 m = 110.2 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 13.4 m = 44.0 ft (2 Lanes) and Out-To-Out: 14.1 m = 46.3 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Brockway [10800]: St. Clair County [147], Michigan [26]
Owned by State Highway Agency [01], DOT District: 4
0.1 MI S OF M-136
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: HL93 [A]
Operating: 91.7 metric ton = 100.9 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 47 metric ton = 51.7 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: November 1999 [1199] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.1 km = 0.7 mi
Traffic
ADT: 3977 (2007) and Trucks: 8%
Future ADT: 6160 (In 2028
)
