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Nearby Bridges in NBI 2021: 2


IA 5 over HOCKING CREEK (Route: 5)
Num:37451x
Open: no restriction [A]
Built: 1973, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.3 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Slab [01]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Low slump Concrete [4]
Bridge Dimensions
Length: 37.8 m = 124.0 ft
Main Spans: 3 at 14.3 m = 46.9 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 13.4 m = 44.0 ft (2 Lanes) and Out-To-Out: 14.4 m = 47.2 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]: Monroe County [135], Iowa [19]
Owned by State Highway Agency [01], DOT District: 5
2.0 MI. S OF JCT US 34
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 65.8 metric ton = 72.4 tons (Load Factor(LF) [1])
Inventory: 39.5 metric ton = 43.5 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: February 2020 [0220] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 3.9 km = 2.4 mi
Traffic
ADT: 4610 (2019) and Trucks: 13%
Future ADT: 4610 (In 2040 )
LOCAL over DRAINAGE (Route: 0)
Num:252750x
Posted for load [P]
Built: 1968, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Slab [01]
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: 31.1 m = 102.0 ft
Main Spans: 3 at 11.9 m = 39.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 6.1 m = 20.0 ft (2 Lanes) and Out-To-Out: 6.9 m = 22.6 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Monroe County [135], Iowa [19]
Owned by County Highway Agency [02], DOT District: 0
72173305
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Poor [4]
Loading
Design: M 13.5 / H 15 [2]
Operating: 28.1 metric ton = 30.9 tons (Allowable Stress(AS) [2])
Inventory: 16 metric ton = 17.6 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Better than present minimum criteria [7] 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: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 110 (2018) and Trucks: 0%
Future ADT: 110 (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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