Bridge Type
Main Span(s): Steel [3] Culvert [19]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]
Bridge Dimensions
Length: 8.8 m = 28.9 ft
Main Spans: 3 at 2.4 m = 7.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 0 m = 0.0 ft (2 Lanes) and Out-To-Out: 12.8 m = 42.0 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Mitchell County [131], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
100153303
Condition
Deck: Not Applicable [N]
Superstructure: Not Applicable [N]
Substructure: Not Applicable [N]
Loading
Design:
Operating: 34.7 metric ton = 38.2 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 26.6 metric ton = 29.3 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: N/A [N]
Road Alignment: Superior to present desirable criteria [9]
Waterway: Somewhat better than minimum adequacy to tolerate being left in place as is [5] and Bridge not over waterway. [N]
Inspections
Date: December 1999 [1299] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 20 (2017) and Trucks: 0%
Future ADT: 20 (In 2039
)
