Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Gravel [8]
Bridge Dimensions
Length: 28.3 m = 92.9 ft
Main Spans: 3 at 9.1 m = 29.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.2 m = 23.6 ft (2 Lanes) and Out-To-Out: 7.3 m = 24.0 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
95121009
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design:
Operating: 36.9 metric ton = 40.6 tons (Load Factor(LF) [1])
Inventory: 22.1 metric ton = 24.3 tons (Load Factor(LF) [1])
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: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] 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: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 50 (2013) and Trucks: 0%
Future ADT: 50 (In 2040
)