I-75 BS (ASHMUN) over POWER CANAL (Route: 75)
Num:1570x
Open: no restriction [A]
Built: 1934, Reconstructed: 1998
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Arch - Thru [12]
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: 78.3 m = 256.9 ft
Main Spans: 1 at 78.3 m = 256.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.8 m = 42.0 ft (3 Lanes) and Out-To-Out: 18.9 m = 62.0 ft for a 16.5 m = 54.1 ft approaching roadway.
Vertical Clearance: 5.58 m = 18.3 ft and Navigational Clearance: 0 = N/A

Location
Sault Ste. Marie [71740]: Chippewa County [033], Michigan [26]
Owned by State Highway Agency [01], DOT District: 1
IN SAULT STE MARIE

Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 59.9 metric ton = 65.9 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 36 metric ton = 39.6 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
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: 24

Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 10180 (2007) and Trucks: 3%
Future ADT: 17788 (In 2018 )

BINGHAM AVE. over POWER CANAL (Route: 0)
Num:1677x
Open: no restriction [A]
Built: 1976, 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: Epoxy Overlay [5]

Bridge Dimensions
Length: 68.5 m = 224.7 ft
Main Spans: 1 at 67.1 m = 220.2 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 14.6 m = 47.9 ft (2 Lanes) and Out-To-Out: 19 m = 62.3 ft for a 13.1 m = 43.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Sault Ste. Marie [71740]: Chippewa County [033], Michigan [26]
Owned by City or Municipal Highway Agency [04], DOT District: 1
IN SAULT STE MARIE

Condition
Deck: Very Good [8]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 55 metric ton = 60.5 tons (Allowable Stress(AS) [2])
Inventory: 25 metric ton = 27.5 tons (Allowable Stress(AS) [2])

Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
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: August 1999 [899] and Frequency: 24

Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 5200 (2018) and Trucks: 4%
Future ADT: 9390 (In 2038 )