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Nearby Bridges in NBI 2021: 12


ST 3 CAMBRIDGE ST over COMB ST3/ST28 & CHARLES (Route: 3)
Num:B160094F0DOTNBIx
Open: no restriction [A]
Built: 1905, Reconstructed: 2018
Historic: Bridge is on the NRHP. [1]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Arch - Deck [11]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 650.7 m = 2134.9 ft
Main Spans: 11 at 74.1 m = 243.1 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 27.6 m = 90.6 ft (6 Lanes) and Out-To-Out: 32.5 m = 106.6 ft for a 17.1 m = 56.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 9.1 m = 29.9 ft
Location
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
.2 MI W OF BLOSSOM ST
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 57.9 metric ton = 63.7 tons (Load Factor(LF) [1])
Inventory: 39.4 metric ton = 43.3 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: September 2020 [0920] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 29100 (2018) and Trucks: 5%
Future ADT: 35692 (In 2031 )
HWY LAND BLVD over WATER BROAD CANAL (Route: 3)
Num:C010404DLDOTNBIx
Posted for load [P]
Built: 1956, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.3 Kilometers)

Bridge Type
Main Span(s): Steel [3] Movable - Bascule [16]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Open Grating [3] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 53.3 m = 174.9 ft
Main Spans: 1 at 18.3 m = 60.0 ft
Approach Spans: 3
Skew: 0
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 12.8 m = 42.0 ft for a 9.8 m = 32.2 ft approaching roadway.
Vertical Clearance: 5.2 m = 17.1 ft and Navigational Clearance: 1.2 m = 3.9 ft
Location
Cambridge [11000]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
.1 MI N OF LONGFELLOW BR
Condition
Deck: Fair [5]
Superstructure: Poor [4]
Substructure: Fair [5]
Loading
Design:
Operating: 29.8 metric ton = 32.8 tons (Load Factor(LF) [1])
Inventory: 17.8 metric ton = 19.6 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: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Meets minimum tolerable limits to be left in place as is [4] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: June 2020 [0620] and Frequency: 12
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: 15611 (2020) and Trucks: 0%
Future ADT: 40430 (In 2031 )
HWY FIRST ST over WATER BROAD CANAL (Route: 3)
Num:C010084DMDOTNBIx
Posted for load [P]
Built: 1924, Reconstructed: 2000
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.4 Kilometers)

Bridge Type
Main Span(s): Steel [3] Girder and floorbeam system [03]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Open Grating [3] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 36.6 m = 120.1 ft
Main Spans: 1 at 12.2 m = 40.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 10.1 m = 33.1 ft (2 Lanes) and Out-To-Out: 16.9 m = 55.4 ft for a 10.1 m = 33.1 ft approaching roadway.
Vertical Clearance: 4.88 m = 16.0 ft and Navigational Clearance: 1.2 m = 3.9 ft
Location
Cambridge [11000]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
.16 KM N OF LONGFELLOW BR
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Poor [4]
Loading
Design: M 18 / H 20 [4]
Operating: 14.6 metric ton = 16.1 tons (Load Factor(LF) [1])
Inventory: 12.9 metric ton = 14.2 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Somewhat better than minimum adequacy to tolerate being left in place as is [5] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: June 2020 [0620] and Frequency: 12
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: 17600 (2018) and Trucks: 4%
Future ADT: 30007 (In 2031 )
HWY EMBKT WB OFF over HWY EMBKNT EB&WB ON RP (Route: 1)
Num:B162574FMDOTNBIx
Posted for other load-capacity restriction [R]
Built: 1951, Reconstructed: 1996
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] Girder and floorbeam system [03]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 151.2 m = 496.1 ft
Main Spans: 7 at 33.5 m = 109.9 ft
Approach Spans: 0
Skew: 16
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 9.8 m = 32.2 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
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
CHARLES CIRCLE STORROW D
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 21.4 metric ton = 23.5 tons (Load Factor(LF) [1])
Inventory: 13 metric ton = 14.3 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: January 2021 [0121] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 12931 (2019) and Trucks: 4%
Future ADT: 15319 (In 2032 )
HWY MEMORL DR EB over WATER CHARLES RIVER (Route: 3)
Num:C010384DPDOTNBIx
Posted for other load-capacity restriction [R]
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): Prestressed concrete [5] 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: 267.6 m = 878.0 ft
Main Spans: 16 at 18.3 m = 60.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 8.4 m = 27.6 ft (2 Lanes) and Out-To-Out: 12.8 m = 42.0 ft for a 11 m = 36.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Cambridge [11000]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
JUST S OF LONGFELLOW BR
Condition
Deck: Poor [4]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 37.3 metric ton = 41.0 tons (Load Factor(LF) [1])
Inventory: 22.7 metric ton = 25.0 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 corrrective action [3]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 2020 [0620] and Frequency: 12
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 13000 (2014) and Trucks: 0%
Future ADT: 34745 (In 2031 )
HWY EMBKT WB ON over HWY EMBANKMENT RD EB (Route: 1)
Num:B162584FNDOTNBIx
Posted for other load-capacity restriction [R]
Built: 1951, Reconstructed: 1996
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] Girder and floorbeam system [03]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 47.2 m = 154.9 ft
Main Spans: 3 at 24.1 m = 79.1 ft
Approach Spans: 0
Skew: 8
Width, Roadway: 9.1 m = 29.9 ft (2 Lanes) and Out-To-Out: 9.8 m = 32.2 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
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
CHARLES CIRCLE STORROW D
Condition
Deck: Good [7]
Superstructure: Poor [4]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 29.2 metric ton = 32.1 tons (Load Factor(LF) [1])
Inventory: 10.7 metric ton = 11.8 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: January 2021 [0121] and Frequency: 12
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: 8017 (2019) and Trucks: 0%
Future ADT: 16583 (In 2032 )
ST 3 NB/MEMORL DR over WATER CHARLES RIVER (Route: 3)
Num:C010394DNDOTNBIx
Posted for other load-capacity restriction [R]
Built: 1956, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Approach Span(s): Concrete [1] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 156.1 m = 512.2 ft
Main Spans: 13 at 18.3 m = 60.0 ft
Approach Spans: 1
Skew: 0
Width, Roadway: 11 m = 36.1 ft (2 Lanes) and Out-To-Out: 12.8 m = 42.0 ft for a 11 m = 36.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Cambridge [11000]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
JUST S OF LONGFELLOW BR
Condition
Deck: Poor [4]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 34.6 metric ton = 38.1 tons (Load Factor(LF) [1])
Inventory: 20.7 metric ton = 22.8 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Better than present minimum criteria [7]
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 2020 [0620] and Frequency: 12
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 17000 (2020) and Trucks: 1%
Future ADT: 25269 (In 2031 )
HWY ARLNGTN OFRP over HWY EMBNKT RD EB ONRMP (Route: 0)
Num:B164624EKDOTNBIx
Posted for other load-capacity restriction [R]
Built: 1950, Reconstructed: N/A [0000]
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): Concrete [1] 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: 9.4 m = 30.8 ft
Main Spans: 1 at 8.2 m = 26.9 ft
Approach Spans: 0
Skew: 99
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 9.1 m = 29.9 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
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by Other State Agencies [21], DOT District: 6
AT TUNNEL
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 28.8 metric ton = 31.7 tons (Allowable Stress(AS) [2])
Inventory: 0 metric ton = 0.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: February 2018 [0218] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 24000 (2011) and Trucks: 1%
Future ADT: 37903 (In 2032 )
HWY STORRW DR WB over HWY STORROW DR EB (Route: 1)
Num:B164574EEMDCNBIx
Posted for other load-capacity restriction [R]
Built: 1951, Reconstructed: N/A [0000]
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): Concrete [1] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 10.7 m = 35.1 ft
Main Spans: 1 at 8.5 m = 27.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 7.3 m = 24.0 ft (2 Lanes) and Out-To-Out: 11.6 m = 38.1 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 3.35 m = 11.0 ft and Navigational Clearance: 0 = N/A
Location
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by Other State Agencies [21], DOT District: 6
.1 N OF BEACON ST
Condition
Deck: Poor [4]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 8.1 metric ton = 8.9 tons (Allowable Stress(AS) [2])
Inventory: 0 metric ton = 0.0 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: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: February 2018 [0218] and Frequency: 12
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: 57770 (1996) and Trucks: 1%
Future ADT: 91236 (In 2030 )
ST 3 NB/MEMORL DR over ST 3 SB TO LONGFLLW BRG (Route: 3)
Num:C010454DKDOTNBIx
Posted for other load-capacity restriction [R]
Built: 1957, Reconstructed: N/A [0000]
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: Bituminous [6]
Bridge Dimensions
Length: 20.7 m = 67.9 ft
Main Spans: 1 at 17.7 m = 58.1 ft
Approach Spans: 0
Skew: 58
Width, Roadway: 10.8 m = 35.4 ft (2 Lanes) and Out-To-Out: 13.6 m = 44.6 ft for a 10.7 m = 35.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Cambridge [11000]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
.1 MI S OF LONGFELLOW BR
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 46.7 metric ton = 51.4 tons (Load Factor(LF) [1])
Inventory: 27.9 metric ton = 30.7 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present minimum criteria [6]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 20700 (2019) and Trucks: 0%
Future ADT: 78175 (In 2032 )
HWY LAND BLVD over WATER LECHMERE CANAL (Route: 3)
Num:C010013F1DOTNBIx
Open: no restriction [A]
Built: 1986, Reconstructed: N/A [0000]
Historic: Bridge is possibly eligible for the NRHP. [3]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.7 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] 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: 39.9 m = 130.9 ft
Main Spans: 3 at 13.4 m = 44.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 13.7 m = 44.9 ft (6 Lanes) and Out-To-Out: 18.5 m = 60.7 ft for a 13.7 m = 44.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 2.1 m = 6.9 ft
Location
Cambridge [11000]: Middlesex County [017], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
500 FT W OF JCT SR 28
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 60.3 metric ton = 66.3 tons (Allowable Stress(AS) [2])
Inventory: 38.4 metric ton = 42.2 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Better than present minimum criteria [7]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: March 2020 [0320] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 53793 (2018) and Trucks: 4%
Future ADT: 63646 (In 2031 )
ST 28 CHAS R DM RD over WATER CHARLES RIVER (Route: 3)
Num:B160134ETDOTNBIx
Open: no restriction [A]
Built: 1906, Reconstructed: 2011
Historic: Bridge is possibly eligible for the NRHP. [3]

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: Bituminous [6]
Bridge Dimensions
Length: 35.4 m = 116.1 ft
Main Spans: 10 at 5.5 m = 18.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 19.8 m = 65.0 ft (6 Lanes) and Out-To-Out: 26.2 m = 86.0 ft for a 20.1 m = 65.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
.2 MI NW OF NASHUA ST
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Poor [4]
Loading
Design:
Operating: 60.6 metric ton = 66.7 tons (Load Factor(LF) [1])
Inventory: 36.3 metric ton = 39.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
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: February 2020 [0220] 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: 61200 (2020) and Trucks: 4%
Future ADT: 78175 (In 2031 )

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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