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Nearby Bridges in NBI 2021: 4


ST 16 GALEN ST over WATER CHARLES RIVER (Route: 16)
Num:W100032L8DOTNBIx
Open: no restriction [A]
Built: 1907, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Concrete [1] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 27.4 m = 89.9 ft
Main Spans: 1 at 27.4 m = 89.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 18.3 m = 60.0 ft (5 Lanes) and Out-To-Out: 24.7 m = 81.0 ft for a 18.3 m = 60.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Watertown [73405]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
AT NONANTUM RD
Condition
Deck: Not Applicable [N]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: M 18 / H 20 [4]
Operating: 69.7 metric ton = 76.7 tons (Load Factor(LF) [1])
Inventory: 41.7 metric ton = 45.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: February 1999 [299] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 49000 (2017) and Trucks: 9%
Future ADT: 69015 (In 2032 )
I 90 WB RAMP ON over RR CSX/MBTA (Route: 90)
Num:N120694R7DOTNBIx
Open: no restriction [A]
Built: 1964, Reconstructed: 1995
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 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: 21.9 m = 71.9 ft
Main Spans: 1 at 19.2 m = 63.0 ft
Approach Spans: 0
Skew: 41
Width, Roadway: 7.3 m = 24.0 ft (1 Lanes) and Out-To-Out: 9.4 m = 30.8 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
Newton [45560]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
AT INT 17 S29
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Poor [4]
Loading
Design: MS 18 / HS 20 [5]
Operating: 88.9 metric ton = 97.8 tons (Load Factor(LF) [1])
Inventory: 53.2 metric ton = 58.5 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
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: January 2020 [0120] and Frequency: 12
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 1 km = 0.6 mi
Traffic
ADT: 20200 (2020) and Trucks: 12%
Future ADT: 175 (In 2032 )
I 90 WB RAMP OFF over RR CSX/MBTA (Route: 90)
Num:N120704R9DOTNBIx
Open: no restriction [A]
Built: 1964, Reconstructed: 1995
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 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: 31.1 m = 102.0 ft
Main Spans: 1 at 27.7 m = 90.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 11.3 m = 37.1 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Newton [45560]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
AT INT 17 S32
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Poor [4]
Loading
Design: MS 18 / HS 20 [5]
Operating: 82.8 metric ton = 91.1 tons (Load Factor(LF) [1])
Inventory: 49.6 metric ton = 54.6 tons (Load Factor(LF) [1])
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: January 2020 [0120] and Frequency: 12
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 1.1 km = 0.7 mi
Traffic
ADT: 22500 (2020) and Trucks: 9%
Future ADT: 175 (In 2032 )
HWY WASHNGTON ST over COMB I 90 & CSX/MBTA (Route: 90)
Num:N120144R8DOTNBIx
Open: no restriction [A]
Built: 1964, Reconstructed: 1995
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.5 Miles (0.8 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: 67.1 m = 220.2 ft
Main Spans: 4 at 17.1 m = 56.1 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 18.3 m = 60.0 ft (5 Lanes) and Out-To-Out: 25.1 m = 82.4 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Newton [45560]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
AT INT 17 S31
Condition
Deck: Good [7]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 82.9 metric ton = 91.2 tons (Load Factor(LF) [1])
Inventory: 49.7 metric ton = 54.7 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: January 2020 [0120] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 34100 (2020) and Trucks: 6%
Future ADT: 21478 (In 2032 )

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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