Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Corrugated Steel [6] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 55.8 m = 183.1 ft
Main Spans: 1 at 42.7 m = 140.1 ft
Approach Spans: 1
Skew: 0
Width, Roadway: 6 m = 19.7 ft (2 Lanes) and Out-To-Out: 6.1 m = 20.0 ft for a 6.4 m = 21.0 ft approaching roadway.
Vertical Clearance: 5.18 m = 17.0 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Decatur County [053], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
68271202
Condition
Deck: Fair [5]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design:
Operating: 19.5 metric ton = 21.5 tons (Allowable Stress(AS) [2])
Inventory: 13 metric ton = 14.3 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present minimum criteria [6] 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: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 40 (2016) and Trucks: 0%
Future ADT: 40 (In 2039
)
