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Nearby Bridges in NBI 2021: 3


IR 71 over OVER ASD-603-643&OVERFLO (Route: 71)
Num:7004834x
Open: no restriction [A]
Built: 1958, Reconstructed: 2003
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] 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: 110.3 m = 361.9 ft
Main Spans: 4 at 31 m = 101.7 ft
Approach Spans: 0
Skew: 12
Width, Roadway: 18.4 m = 60.4 ft (3 Lanes) and Out-To-Out: 19.3 m = 63.3 ft for a 18.4 m = 60.4 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Mifflin [50092]: Richland County [139], Ohio [39]
Owned by State Highway Agency [01], DOT District: 3
1.84 MI. NORTH OF U.S.30
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 42.1 metric ton = 46.3 tons (Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading [7])
Inventory: 32.4 metric ton = 35.6 tons (Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading [7])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Equal to present desirable criteria [8]
Road Alignment: Superior to present desirable criteria [9]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: June 2020 [0620] and Frequency: 12
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 22492 (2015) and Trucks: 29%
Future ADT: 31219 (In 2038 )
IR 71 over OVER ASD-603-651&OVERFLO (Route: 71)
Num:7004869x
Open: no restriction [A]
Built: 1958, Reconstructed: 2003
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] 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: 110.3 m = 361.9 ft
Main Spans: 4 at 31 m = 101.7 ft
Approach Spans: 0
Skew: 12
Width, Roadway: 18.4 m = 60.4 ft (3 Lanes) and Out-To-Out: 19.3 m = 63.3 ft for a 18.4 m = 60.4 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Mifflin [50092]: Richland County [139], Ohio [39]
Owned by State Highway Agency [01], DOT District: 3
1.84 MILES NORTH OF US 30
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 42.1 metric ton = 46.3 tons (Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading [7])
Inventory: 32.4 metric ton = 35.6 tons (Allowable Stress (AS) rating reported by rating factor (RF) method using MS18 loading [7])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Equal to present desirable criteria [8]
Road Alignment: Superior to present desirable criteria [9]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: June 2020 [0620] and Frequency: 12
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 22492 (2015) and Trucks: 29%
Future ADT: 31219 (In 2038 )
CRIDER RD over BLACK FORK MOHICAN RIVER (Route: 0)
Num:7032439x
Posted for load [P]
Built: 1958, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.2 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 82.6 m = 271.0 ft
Main Spans: 6 at 14.6 m = 47.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 8.5 m = 27.9 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
Mifflin [50092]: Richland County [139], Ohio [39]
Owned by County Highway Agency [02], DOT District: 3
10 FT WEST OF SR 603
Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Serious [3]
Loading
Design:
Operating: 13 metric ton = 14.3 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 6.5 metric ton = 7.2 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
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: Somewhat better than minimum adequacy to tolerate being left in place as is [5] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: August 2020 [0820] and Frequency: 12
Future Work
Work Needed:
Bridge Detour: 1.3 km = 0.8 mi
Traffic
ADT: 1051 (2015) and Trucks: 8%
Future ADT: 1459 (In 2038 )

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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