Bridge Type
Main Span(s): Concrete continuous [2] Culvert [19]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 11 m = 36.1 ft
Main Spans: 3 at 3.7 m = 12.1 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 15.2 m = 49.9 ft (2 Lanes) and Out-To-Out: 17.7 m = 58.1 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Winneshiek County [191], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
N edge of int. Stone Hill
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design: MS 18 / HS 20 [5]
Operating: 49.7 metric ton = 54.7 tons (Load Factor(LF) [1])
Inventory: 29.8 metric ton = 32.8 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 1999 [499] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 5.6 km = 3.5 mi
Traffic
ADT: 2460 (2017) and Trucks: 5%
Future ADT: 2460 (In 2039
)