Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 133.5 m = 438.0 ft
Main Spans: 3 at 50.6 m = 166.0 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 12 m = 39.4 ft (2 Lanes) and Out-To-Out: 13 m = 42.7 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Jones County [105], Iowa [19]
Owned by State Highway Agency [01], DOT District: 6
1.4 mi. S of Jct. IA 64
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 59.4 metric ton = 65.3 tons (Load Factor(LF) [1])
Inventory: 35.6 metric ton = 39.2 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: March 2020 [0320] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 7900 (2019) and Trucks: 13%
Future ADT: 7900 (In 2040
)