M-1 SB RAMP over M-102 (8 MILE RD) (Route: 1)
Num:7860x
Open: no restriction [A]
Built: 1956, Reconstructed: 2003
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.4 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: 36.7 m = 120.4 ft
Main Spans: 2 at 18.3 m = 60.0 ft
Approach Spans: 0
Skew: 25
Width, Roadway: 13.2 m = 43.3 ft (3 Lanes) and Out-To-Out: 20.1 m = 65.9 ft for a 19.2 m = 63.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Detroit [22000]: Oakland County [125], Michigan [26]
Owned by State Highway Agency [01], DOT District: 7
AT N LTS OF DETROIT

Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 84.2 metric ton = 92.6 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 50.5 metric ton = 55.6 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: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: September 1999 [999] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 3095 (1999) and Trucks: 18%
Future ADT: 3466 (In 2014 )

M-1 over M-102 (8 MI RD) & RAMPS (Route: 1)
Num:7858x
Open: no restriction [A]
Built: 1956, Reconstructed: 2006
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.4 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: 77.8 m = 255.3 ft
Main Spans: 4 at 21.7 m = 71.2 ft
Approach Spans: 0
Skew: 25
Width, Roadway: 25.3 m = 83.0 ft (6 Lanes) and Out-To-Out: 27.3 m = 89.6 ft for a 19.2 m = 63.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Detroit [22000]: Oakland County [125], Michigan [26]
Owned by State Highway Agency [01], DOT District: 7
N LTS OF DETROIT

Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 94.7 metric ton = 104.2 tons (Load Factor(LF) [1])
Inventory: 56.7 metric ton = 62.4 tons (Load Factor(LF) [1])

Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Better than present minimum criteria [7]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: September 1999 [999] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 19126 (2007) and Trucks: 3%
Future ADT: 53400 (In 2023 )

M-1 NB RAMP over M-102 (8 MILE RD) (Route: 1)
Num:7859x
Open: no restriction [A]
Built: 1956, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.4 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: 36.6 m = 120.1 ft
Main Spans: 2 at 18.6 m = 61.0 ft
Approach Spans: 0
Skew: 25
Width, Roadway: 12.2 m = 40.0 ft (3 Lanes) and Out-To-Out: 20.1 m = 65.9 ft for a 19.2 m = 63.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Detroit [22000]: Oakland County [125], Michigan [26]
Owned by State Highway Agency [01], DOT District: 7
@ N LTS OF DETROIT

Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 84.6 metric ton = 93.1 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 50.2 metric ton = 55.2 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: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: September 1999 [999] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 3095 (1999) and Trucks: 18%
Future ADT: 3466 (In 2014 )