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Nearby Bridges in NBI 2021: 2


FOOTHILL over FLOOD CREEK (Route: 0)
Num:155631x
Open: no restriction [A]
Built: 2005, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] 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: 46.3 m = 151.9 ft
Main Spans: 3 at 17.4 m = 57.1 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 9.3 m = 30.5 ft (2 Lanes) and Out-To-Out: 10.1 m = 33.1 ft for a 8.5 m = 27.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Floyd County [067], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
96181302
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 74.5 metric ton = 82.0 tons (Load Factor(LF) [1])
Inventory: 36.3 metric ton = 39.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 2020 [0320] and Frequency: 48
Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 50 (2017) and Trucks: 16%
Future ADT: 50 (In 2040 )
FM over DRAINAGE DITCH (Route: 0)
Num:24920x
Open: no restriction [A]
Built: 1919, Reconstructed: 1949
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]
Bridge Dimensions
Length: 8.2 m = 26.9 ft
Main Spans: 1 at 7.3 m = 24.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.8 m = 42.0 ft (2 Lanes) and Out-To-Out: 14.3 m = 46.9 ft for a 13.4 m = 44.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Floyd County [067], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
96181401
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 42 metric ton = 46.2 tons (Allowable Stress(AS) [2])
Inventory: 20 metric ton = 22.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 2020 [0320] 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 km = 0.6 mi
Traffic
ADT: 1140 (2017) and Trucks: 8%
Future ADT: 1140 (In 2040 )

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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