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Nearby Bridges in NBI 2021: 6


ROUTE US 1 over FORE RIVER (Route: 0)
Num:3945x
Open: no restriction [A]
Built: 2012, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete continuous [6] Box beam or girders - Multiple [05]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 490.7 m = 1610.0 ft
Main Spans: 7 at 76.2 m = 250.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 15.9 m = 52.2 ft (4 Lanes) and Out-To-Out: 25.1 m = 82.4 ft for a 17.1 m = 56.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 3 m = 9.8 ft
Location
South Portland [71990]: Cumberland County [005], Maine [23]
Owned by State Highway Agency [01], DOT District: 1
TOWNLINE
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: Greater than HL93 [B]
Operating: 46.7 metric ton = 51.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 34.7 metric ton = 38.2 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present desirable criteria [8]
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: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 9869 (2016) and Trucks: 7%
Future ADT: 13817 (In 2036 )
Connector Road over Mercy Access Rd. GRS (Route: 1)
Num:6424x
Open: no restriction [A]
Built: 2005, Reconstructed: 2012
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): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Precast Panels [2] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 115.2 m = 378.0 ft
Main Spans: 4 at 32.9 m = 107.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 14.4 m = 47.2 ft (6 Lanes) and Out-To-Out: 25.9 m = 85.0 ft for a 13.3 m = 43.6 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Portland [60545]: Cumberland County [005], Maine [23]
Owned by State Highway Agency [01], DOT District: 1
.5 miles East of I-295
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 54.4 metric ton = 59.8 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 41.8 metric ton = 46.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
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: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 13170 (2016) and Trucks: 5%
Future ADT: 18438 (In 2036 )
DANFORTH STREET over PTRR (Route: 0)
Num:3525x
Open: no restriction [A]
Built: 1939, Reconstructed: 2005
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): Concrete [1] Frame [07]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 13.1 m = 43.0 ft
Main Spans: 1 at 12.5 m = 41.0 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 19.5 m = 64.0 ft (2 Lanes) and Out-To-Out: 23.2 m = 76.1 ft for a 16.2 m = 53.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Portland [60545]: Cumberland County [005], Maine [23]
Owned by Railroad [27], DOT District: 1
50 FT SW OF US1A CIRCLE
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: M 18 / H 20 [4]
Operating: 88.5 metric ton = 97.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 68.4 metric ton = 75.2 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present minimum criteria [6]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 50 (2016) and Trucks: 5%
Future ADT: 80 (In 2036 )
INTERSTATE 295 over FORE RIVER (Route: 295)
Num:6281x
Open: no restriction [A]
Built: 1973, 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 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: 185 m = 607.0 ft
Main Spans: 5 at 39.6 m = 129.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.9 m = 42.3 ft (2 Lanes) and Out-To-Out: 13.7 m = 44.9 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 4.3 m = 14.1 ft
Location
South Portland [71990]: Cumberland County [005], Maine [23]
Owned by State Highway Agency [01], DOT District: 1
TOWNLINE
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 43.7 metric ton = 48.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 33.7 metric ton = 37.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
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: September 2020 [0920] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 36530 (2016) and Trucks: 10%
Future ADT: 51142 (In 2036 )
Interstate 295 SB over Fore River (Route: 295)
Num:6534x
Open: no restriction [A]
Built: 1973, 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 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: 185 m = 607.0 ft
Main Spans: 5 at 39.6 m = 129.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.9 m = 42.3 ft (2 Lanes) and Out-To-Out: 13.7 m = 44.9 ft for a 12.8 m = 42.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 4.3 m = 14.1 ft
Location
Portland [60545]: Cumberland County [005], Maine [23]
Owned by State Highway Agency [01], DOT District: 1
Townline
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 43.7 metric ton = 48.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 33.7 metric ton = 37.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Superior to present desirable criteria [9]
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: November 2020 [1120] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 35840 (2016) and Trucks: 10%
Future ADT: 50176 (In 2036 )
Connector Road over Mountain division RR (Route: 1)
Num:6423x
Open: no restriction [A]
Built: 2005, Reconstructed: N/A [0000]
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 Precast Panels [2] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 38.3 m = 125.7 ft
Main Spans: 1 at 38 m = 124.7 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 18.3 m = 60.0 ft (2 Lanes) and Out-To-Out: 21.6 m = 70.9 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
Portland [60545]: Cumberland County [005], Maine [23]
Owned by State Highway Agency [01], DOT District: 1
.3 mi east of I-295
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 71 metric ton = 78.1 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 54.8 metric ton = 60.3 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
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: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 4090 (2016) and Trucks: 5%
Future ADT: 5726 (In 2036 )

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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