Bridge Type
Main Span(s): Prestressed concrete continuous [6] Segmental box girder [21]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]
Bridge Dimensions
Length: 577.6 m = 1895.1 ft
Main Spans: 4 at 126.8 m = 416.0 ft
Approach Spans: 8
Skew: 0
Width, Roadway: 19.2 m = 63.0 ft (4 Lanes) and Out-To-Out: 20.6 m = 67.6 ft for a 19.5 m = 64.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 168 m = 551.2 ft
Location
Unknown [00000]: Otoe County [131], Nebraska [31]
Owned by State Highway Agency [01], DOT District: 1
ECL NEBRASKA CITY
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 26 metric ton = 28.6 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 16 metric ton = 17.6 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] 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: 40 km = 24.8 mi
Traffic
ADT: 9850 (2018) and Trucks: 29%
Future ADT: 17730 (In 2038
)