HWY SEAPORT BLVD over WATER FORT POINT CHANNEL (Route: 0)
Num:B16223AWQMUNNBIx
Open: no restriction [A]
Built: 1996, Reconstructed: N/A [0000]
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Box beam or girders - Multiple [05]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Latex Concrete or similar additive [3]

Bridge Dimensions
Length: 263.9 m = 865.9 ft
Main Spans: 3 at 71.9 m = 235.9 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 21.4 m = 70.2 ft (6 Lanes) and Out-To-Out: 30.1 m = 98.8 ft for a 29.8 m = 97.8 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 4.8 m = 15.7 ft

Location
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 6
0.1MI EAST ATLANTIC AVE.

Condition
Deck: Good [7]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 83.8 metric ton = 92.2 tons (Load Factor(LF) [1])
Inventory: 50.2 metric ton = 55.2 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 minimum criteria [6]
Waterway: N/A [N] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
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: 1 km = 0.6 mi
Traffic
ADT: 22000 (2020) and Trucks: 10%
Future ADT: 42641 (In 2031 )

HWY CONGRESS ST over WATER FORT POINT CHANNEL (Route: 0)
Num:B1603238AMUNNBIx
Open: no restriction [A]
Built: 1850, Reconstructed: 2009
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.3 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Steel [3] Girder and floorbeam system [03]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]

Bridge Dimensions
Length: 166.7 m = 546.9 ft
Main Spans: 2 at 28.6 m = 93.8 ft
Approach Spans: 8
Skew: 0
Width, Roadway: 12.2 m = 40.0 ft (2 Lanes) and Out-To-Out: 13.9 m = 45.6 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 7.89 m = 25.9 ft and Navigational Clearance: 1.8 m = 5.9 ft

Location
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 6
OVER FT POINT CHANNEL

Condition
Deck: Good [7]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 35.1 metric ton = 38.6 tons (Load Factor(LF) [1])
Inventory: 21 metric ton = 23.1 tons (Load Factor(LF) [1])

Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: July 1999 [799] and Frequency: 24

Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 17100 (2019) and Trucks: 10%
Future ADT: 24953 (In 2032 )

HWY SUMMER ST over WATER FORT POINT CHANNEL (Route: 0)
Num:B16031389MUNNBIx
Open: no restriction [A]
Built: 1899, Reconstructed: 1998
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.4 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: 153 m = 502.0 ft
Main Spans: 6 at 27.3 m = 89.6 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 9.8 m = 32.2 ft (4 Lanes) and Out-To-Out: 30.5 m = 100.1 ft for a 23.2 m = 76.1 ft approaching roadway.
Vertical Clearance: 4.06 m = 13.3 ft and Navigational Clearance: 0 = N/A

Location
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by City or Municipal Highway Agency [04], DOT District: 6
OVER FT POINT CHANNEL

Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 72 metric ton = 79.2 tons (Load Factor(LF) [1])
Inventory: 43.1 metric ton = 47.4 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 minimum criteria [6]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: August 2020 [0820] 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: 27400 (2016) and Trucks: 10%
Future ADT: 41851 (In 2031 )

HWY SUMMER ST over HWY A ST (Route: 0)
Num:B1612438HMUNNBIx
Open: no restriction [A]
Built: 1918, Reconstructed: 1993
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: 18 m = 59.1 ft
Main Spans: 1 at 16.2 m = 53.2 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 23.8 m = 78.1 ft (6 Lanes) and Out-To-Out: 30.5 m = 100.1 ft for a 23.8 m = 78.1 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 City or Municipal Highway Agency [04], DOT District: 6
.16 KM SE FT PT CHANNEL

Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 63.8 metric ton = 70.2 tons (Allowable Stress(AS) [2])
Inventory: 35.6 metric ton = 39.2 tons (Allowable Stress(AS) [2])

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: January 2020 [0120] and Frequency: 24

Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 22750 (2020) and Trucks: 9%
Future ADT: 44694 (In 2033 )

HWY SUMMER ST over HWY W SERVICE RD EXT (Route: 0)
Num:B165835VUDOTNBIx
Open: no restriction [A]
Built: 2003, Reconstructed: N/A [0000]
Historic: Historical significance is not determinable at this time. [4]

Google Streetview (If Available)

Rough Distance: 0.4 Miles (0.6 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: 69.5 m = 228.0 ft
Main Spans: 2 at 39 m = 128.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 21.9 m = 71.9 ft (4 Lanes) and Out-To-Out: 30.5 m = 100.1 ft for a 21.9 m = 71.9 ft approaching roadway.
Vertical Clearance: 99 m = 324.8 ft and Navigational Clearance: 0 = N/A

Location
Boston [07000]: Suffolk County [025], Massachusetts [25]
Owned by State Highway Agency [01], DOT District: 6
AT CONVENTION CENTER

Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 63.2 metric ton = 69.5 tons (Load Factor(LF) [1])
Inventory: 37.8 metric ton = 41.6 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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: January 1999 [199] and Frequency: 24

Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 19200 (2019) and Trucks: 8%
Future ADT: 24448 (In 2032 )

HWY SUMMER ST over COMB I90 RPS& HAUL &CSX (Route: 0)
Num:B16584911DOTNBIx
Open: no restriction [A]
Built: 2002, Reconstructed: N/A [0000]
Historic: Historical significance is not determinable at this time. [4]

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: 218.2 m = 715.9 ft
Main Spans: 6 at 47.2 m = 154.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 21.9 m = 71.9 ft (4 Lanes) and Out-To-Out: 30.5 m = 100.1 ft for a 21.9 m = 71.9 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
AT CONVENTION CENTER

Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 55.1 metric ton = 60.6 tons (Load Factor(LF) [1])
Inventory: 34.5 metric ton = 38.0 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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: January 1999 [199] and Frequency: 24

Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 19200 (2019) and Trucks: 5%
Future ADT: 24448 (In 2032 )