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Nearby Bridges in NBI 2021: 4


I-93 NB over MAD RIVER (Route: 93)
Num:3501340011500x
Open: no restriction [A]
Built: 1968, Reconstructed: 2002
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 [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: 31.9 m = 104.7 ft
Main Spans: 1 at 30.5 m = 100.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.3 m = 40.4 ft (2 Lanes) and Out-To-Out: 13.5 m = 44.3 ft for a 11.6 m = 38.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Campton [08660]: Grafton County [009], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 2
4.4 MI PLYMOUTH TL
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 50.8 metric ton = 55.9 tons (Load Factor(LF) [1])
Inventory: 29.9 metric ton = 32.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 1999 [499] 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: 1.1 km = 0.7 mi
Traffic
ADT: 9401 (2019) and Trucks: 10%
Future ADT: 13913 (In 2041 )
I-93 SB over MAD RIVER (Route: 93)
Num:3501330011500x
Open: no restriction [A]
Built: 1968, Reconstructed: 2003
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 [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: 31.9 m = 104.7 ft
Main Spans: 1 at 30.5 m = 100.1 ft
Approach Spans: 0
Skew: 13
Width, Roadway: 12.3 m = 40.4 ft (2 Lanes) and Out-To-Out: 13.5 m = 44.3 ft for a 12 m = 39.4 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Campton [08660]: Grafton County [009], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 2
4.2 MI PLYMOUTH TL
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 50.8 metric ton = 55.9 tons (Load Factor(LF) [1])
Inventory: 29.9 metric ton = 32.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: April 1999 [499] 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: 1.1 km = 0.7 mi
Traffic
ADT: 9441 (2019) and Trucks: 10%
Future ADT: 13972 (In 2041 )
I-93 NB over NHRR (Route: 93)
Num:3501370012200x
Open: no restriction [A]
Built: 1968, Reconstructed: 2002
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 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: 27.2 m = 89.2 ft
Main Spans: 1 at 24.4 m = 80.1 ft
Approach Spans: 0
Skew: 58
Width, Roadway: 12.3 m = 40.4 ft (2 Lanes) and Out-To-Out: 13.6 m = 44.6 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
Campton [08660]: Grafton County [009], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 2
4.6 MI PLYMOUTH TL
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 84.5 metric ton = 93.0 tons (Load Factor(LF) [1])
Inventory: 50.6 metric ton = 55.7 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 1999 [499] 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: 1.1 km = 0.7 mi
Traffic
ADT: 9401 (2019) and Trucks: 10%
Future ADT: 13913 (In 2041 )
I-93 SB over NHRR (Route: 93)
Num:3501370012300x
Open: no restriction [A]
Built: 1968, Reconstructed: 2003
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: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 27.3 m = 89.6 ft
Main Spans: 1 at 24.4 m = 80.1 ft
Approach Spans: 0
Skew: 58
Width, Roadway: 12.3 m = 40.4 ft (2 Lanes) and Out-To-Out: 13.5 m = 44.3 ft for a 12.7 m = 41.7 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Campton [08660]: Grafton County [009], New Hampshire [33]
Owned by State Highway Agency [01], DOT District: 2
4.7 MI PLYMOUTH TL
Condition
Deck: Very Good [8]
Superstructure: Good [7]
Substructure: Very Good [8]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 87.4 metric ton = 96.1 tons (Load Factor(LF) [1])
Inventory: 52.4 metric ton = 57.6 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 1999 [499] 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: 1.1 km = 0.7 mi
Traffic
ADT: 9441 (2019) and Trucks: 10%
Future ADT: 13972 (In 2041 )

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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