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: 33.2 m = 108.9 ft
Main Spans: 2 at 16.4 m = 53.8 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 13.4 m = 44.0 ft (3 Lanes) and Out-To-Out: 17.9 m = 58.7 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
Southfield [74900]: Oakland County [125], Michigan [26]
Owned by State Highway Agency [01], DOT District: 7
IN SOUTHFIELD
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 74.8 metric ton = 82.3 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 45.4 metric ton = 49.9 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Equal to present minimum criteria [6]
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed: Bridge deck replacement with only incidental widening. [37]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 1500 (1984) and Trucks: 3%
Future ADT: 320 (In 1977
)