Bridge Type
Main Span(s): Prestressed concrete continuous [6] 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: 173.7 m = 569.9 ft
Main Spans: 4 at 50.3 m = 165.0 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 11.6 m = 38.1 ft (2 Lanes) and Out-To-Out: 15.4 m = 50.5 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Nebraska City [33705]: Otoe County [131], Nebraska [31]
Owned by City or Municipal Highway Agency [04], DOT District: 1
NE CTY 4TH CORSO/3RRDST
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: HL93 [A]
Operating: 45 metric ton = 49.5 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 35 metric ton = 38.5 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Better than present minimum criteria [7]
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: December 2020 [1220] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 8 km = 5.0 mi
Traffic
ADT: 4130 (2017) and Trucks: 10%
Future ADT: 4560 (In 2037
)