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Nearby Bridges in NBI 2021: 5


NH 12A over MILL BROOK (Route: 12)
Num:5500640009800x
Open: no restriction [A]
Built: 1937, Reconstructed: 1991
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 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: 20.1 m = 65.9 ft
Main Spans: 1 at 17.4 m = 57.1 ft
Approach Spans: 0
Skew: 35
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 10.8 m = 35.4 ft for a 6.4 m = 21.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Cornish [15060]: Sullivan County [019], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 2
2.8 MI FROM CLAREMONT TL
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 13.5 / HS 15 [3]
Operating: 56.2 metric ton = 61.8 tons (Load Factor(LF) [1])
Inventory: 33.6 metric ton = 37.0 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: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 2020 [0420] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 1962 (2019) and Trucks: 7%
Future ADT: 2903 (In 2041 )
US 00005 ML over MILL BROOK (Route: 5)
Num:200113005514232x
Open: no restriction [A]
Built: 1930, Reconstructed: 1943
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 27.4 m = 89.9 ft
Main Spans: 1 at 26.8 m = 87.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.3 m = 30.5 ft (2 Lanes) and Out-To-Out: 10.2 m = 33.5 ft for a 7.6 m = 24.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Windsor [84925]: Windsor County [027], Vermont [50]
Owned by Town or Township Highway Agency [03], DOT District: 4
0.1 MI S JCT. VT.44
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 44.1 metric ton = 48.5 tons (Allowable Stress(AS) [2])
Inventory: 13.5 metric ton = 14.9 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
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: July 1999 [799] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 3300 (2018) and Trucks: 6%
Future ADT: 3465 (In 2028 )
CORNISH TOLL BR RD over CONNECTICUT RIVER (Route: 0)
Num:101423B02814231x
Posted for load [P]
Built: 1866, Reconstructed: 1989
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Wood or timber [7] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]
Bridge Dimensions
Length: 136.9 m = 449.2 ft
Main Spans: 2 at 6.1 m = 20.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.9 m = 19.4 ft (2 Lanes) and Out-To-Out: 6.3 m = 20.7 ft for a 7 m = 23.0 ft approaching roadway.
Vertical Clearance: 2.87 m = 9.4 ft and Navigational Clearance: 0 = N/A
Location
Windsor [84925]: Windsor County [027], Vermont [50]
Owned by State Highway Agency [01], DOT District: 4
VERMONT STATE LINE
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Critical [2]
Loading
Design: MS 13.5 / HS 15 [3]
Operating: 19.8 metric ton = 21.8 tons (Allowable Stress(AS) [2])
Inventory: 11.7 metric ton = 12.9 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. [2]
Inspections
Date: November 2020 [1120] and Frequency: 8
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 2774 (2017) and Trucks: 4%
Future ADT: 2913 (In 2027 )
CORNISH TOLL BR RD over CONNECTICUT RIVER (Route: 0)
Num:5500640010800x
Posted for load [P]
Built: 1866, Reconstructed: 1989
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Wood or timber [7] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]
Bridge Dimensions
Length: 136.9 m = 449.2 ft
Main Spans: 2 at 61.9 m = 203.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.9 m = 19.4 ft (2 Lanes) and Out-To-Out: 6.3 m = 20.7 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 2.87 m = 9.4 ft and Navigational Clearance: 0 = N/A
Location
Cornish [15060]: Sullivan County [019], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 2
VERMONT STATE LINE
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Critical [2]
Loading
Design: MS 13.5 / HS 15 [3]
Operating: 20 metric ton = 22.0 tons (Allowable Stress(AS) [2])
Inventory: 11.8 metric ton = 13.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. [2]
Inspections
Date: November 2020 [1120] and Frequency: 8
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 1.8 km = 1.1 mi
Traffic
ADT: 2664 (2019) and Trucks: 4%
Future ADT: 3942 (In 2041 )
VT 00044 ML over MILL BROOK (Route: 44)
Num:200148001314232x
Open: no restriction [A]
Built: 1969, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 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: 24.1 m = 79.1 ft
Main Spans: 1 at 23.5 m = 77.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 15.6 m = 51.2 ft (2 Lanes) and Out-To-Out: 16.3 m = 53.5 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Windsor [84925]: Windsor County [027], Vermont [50]
Owned by Town or Township Highway Agency [03], DOT District: 4
0.1 MI W JCT. U.S.5
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 76.5 metric ton = 84.2 tons (Load Factor(LF) [1])
Inventory: 45.9 metric ton = 50.5 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 3400 (2018) and Trucks: 6%
Future ADT: 3570 (In 2028 )

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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