Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Wood or Timber [8] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 44.5 m = 146.0 ft
Main Spans: 1 at 18.3 m = 60.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 6.4 m = 21.0 ft (2 Lanes) and Out-To-Out: 7 m = 23.0 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Chickasaw County [037], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
96111402
Condition
Deck: Poor [4]
Superstructure: Satisfactory [6]
Substructure: Poor [4]
Loading
Design: M 13.5 / H 15 [2]
Operating: 21.4 metric ton = 23.5 tons (Allowable Stress(AS) [2])
Inventory: 12.7 metric ton = 14.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: March 2020 [0320] 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: 0.8 km = 0.5 mi
Traffic
ADT: 60 (2013) and Trucks: 0%
Future ADT: 60 (In 2040
)