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: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 28.7 m = 94.2 ft
Main Spans: 1 at 15.2 m = 49.9 ft
Approach Spans: 1
Skew: 0
Width, Roadway: 5.5 m = 18.0 ft (1 Lanes) and Out-To-Out: 5.6 m = 18.4 ft for a 7.6 m = 24.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Jasper County [099], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
81200801
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Poor [4]
Loading
Design:
Operating: 26.3 metric ton = 28.9 tons (Allowable Stress(AS) [2])
Inventory: 18.5 metric ton = 20.4 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: Better than present minimum criteria [7]
Waterway: Equal to present minimum criteria [6] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: June 2020 [0620] and Frequency: 12
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 50 (2018) and Trucks: 0%
Future ADT: 50 (In 2040
)
