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Nearby Bridges in NBI 2021: 1


S23 200TH AVE over BNSF RR (Route: 0)
Num:226430x
Posted for load [P]
Built: 1937, Reconstructed: 1991
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Steel [3] Arch - Deck [11]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 98.1 m = 321.9 ft
Main Spans: 1 at 32.9 m = 107.9 ft
Approach Spans: 5
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 9.8 m = 32.2 ft for a 11 m = 36.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Lucas County [117], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
72221402
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: Other [C]
Operating: 35.5 metric ton = 39.1 tons (Allowable Stress(AS) [2])
Inventory: 23.9 metric ton = 26.3 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Better than present minimum criteria [7]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: November 1999 [1199] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 1.8 km = 1.1 mi
Traffic
ADT: 1140 (2018) and Trucks: 11%
Future ADT: 1140 (In 2039 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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