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: 28.2 m = 92.5 ft
Main Spans: 1 at 27.7 m = 90.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 13.4 m = 44.0 ft (2 Lanes) and Out-To-Out: 14.4 m = 47.2 ft for a 14.6 m = 47.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Perham [50488]: Otter Tail County [111], Minnesota [27]
Owned by County Highway Agency [02], DOT District: 4
0.1 MI NW OF JCT TH 10
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 76.1 metric ton = 83.7 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 53.5 metric ton = 58.9 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 assessed or calculated scour condition. [5]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 2500 (2015) and Trucks: 0%
Future ADT: 2500 (In 2039
)