MERIDIAN ROAD over THOROFARE CH(GROSSE ILE) (Route: 2057)
Num:12211x
Posted for load [P]
Built: 1929, Reconstructed: N/A [0000]
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 [3] 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: 21.3 m = 69.9 ft
Main Spans: 1 at 18.9 m = 62.0 ft
Approach Spans: 0
Skew: 45
Width, Roadway: 15.7 m = 51.5 ft (2 Lanes) and Out-To-Out: 24.2 m = 79.4 ft for a 10.9 m = 35.8 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Grosse Ile [35420]: Wayne County [163], Michigan [26]
Owned by County Highway Agency [02], DOT District: 7
GROSSE ILE TWP S/FERRY

Condition
Deck: Poor [4]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 37.9 metric ton = 41.7 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 22.7 metric ton = 25.0 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])

Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
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: April 2020 [0420] and Frequency: 12

Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 9067 (1995) and Trucks: 3%
Future ADT: 8110 (In 2015 )

FERRY STREET over THOROFARE CANAL (Route: 0)
Num:12273x
Posted for load [P]
Built: 1947, Reconstructed: N/A [0000]
Historic: Bridge is on the NRHP. [1]

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: Bituminous [6]

Bridge Dimensions
Length: 28.9 m = 94.8 ft
Main Spans: 4 at 7.9 m = 25.9 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 10.9 m = 35.8 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
Grosse Ile [35420]: Wayne County [163], Michigan [26]
Owned by County Highway Agency [02], DOT District: 7
GROSSE ILE E/MERIDIAN

Condition
Deck: Serious [3]
Superstructure: Serious [3]
Substructure: Fair [5]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 21.1 metric ton = 23.2 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 12.6 metric ton = 13.9 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: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 2020 [0420] and Frequency: 12

Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 971 (1995) and Trucks: 1%
Future ADT: 791 (In 2015 )