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: Low slump Concrete [4]
Bridge Dimensions
Length: 113.4 m = 372.1 ft
Main Spans: 4 at 31.7 m = 104.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 14.6 m = 47.9 ft (4 Lanes) and Out-To-Out: 20.2 m = 66.3 ft for a 20.4 m = 66.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [08190]: Bremer County [017], Iowa [19]
Owned by State Highway Agency [01], DOT District: 2
3.7 mi. E of JCT. US 218
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 39.5 metric ton = 43.5 tons (Load Factor(LF) [1])
Inventory: 23.8 metric ton = 26.2 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
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: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 13100 (2019) and Trucks: 3%
Future ADT: 13100 (In 2040
)
