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Nearby Bridges in NBI 2021: 2


I-196: M-21 WB over CONRAIL (NO TRACKS)(ABN) (Route: 196)
Num:4807x
Open: no restriction [A]
Built: 1963, Reconstructed: 1998
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): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Latex Concrete or similar additive [3]
Bridge Dimensions
Length: 96.6 m = 316.9 ft
Main Spans: 3 at 32.8 m = 107.6 ft
Approach Spans: 0
Skew: 65
Width, Roadway: 9.4 m = 30.8 ft (2 Lanes) and Out-To-Out: 11.1 m = 36.4 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Wyoming [88940]: Kent County [081], Michigan [26]
Owned by State Highway Agency [01], DOT District: 3
IN WYOMING
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 65.8 metric ton = 72.4 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 39.2 metric ton = 43.1 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 57075 (2015) and Trucks: 8%
Future ADT: 61650 (In 2035 )
I-196: M-21 EB over CONRAIL (NO TRACKS)(ABN) (Route: 196)
Num:4806x
Open: no restriction [A]
Built: 1963, 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): Steel [3] 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: 92.3 m = 302.8 ft
Main Spans: 3 at 31.8 m = 104.3 ft
Approach Spans: 0
Skew: 65
Width, Roadway: 9.4 m = 30.8 ft (2 Lanes) and Out-To-Out: 11.1 m = 36.4 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Wyoming [88940]: Kent County [081], Michigan [26]
Owned by State Highway Agency [01], DOT District: 3
IN WYOMING
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 91.7 metric ton = 100.9 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 54.8 metric ton = 60.3 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 53075 (2015) and Trucks: 8%
Future ADT: 61650 (In 2035 )

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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