Bridge Type
Main Span(s): Prestressed concrete [5] Box Beam or girders - Single or Spread [06]
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: 1 at 20.9 m = 68.6 ft
Approach Spans: 0
Skew: 42
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 12.9 m = 42.3 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
Martin [52000]: Allegan County [005], Michigan [26]
Owned by County Highway Agency [02], DOT District: 3
APPROX 1/8 MI N OF 118TH
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: Greater than HL93 [B]
Operating: 92.7 metric ton = 102.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 69.3 metric ton = 76.2 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: Better than present minimum criteria [7] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 1230 (2013) and Trucks: 7%
Future ADT: 2220 (In 2033
)