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Bridge Statistics for Somerville, Massachusetts (MA) - Condition, Traffic, Stress, Structural Evaluation, Project CostsBack to: Somerville, MA, Massachusetts, Massachusetts forum, All US cities. National Bridge Inventory (NBI) Statistics Number of bridges: 27 Total length: 232 meters (761ft) Total costs: $126,288,000 Total average daily traffic: 786,950 Total average daily truck traffic: 76,674 Total future (year 2027) average daily traffic: 1,242,830 National Bridge Inventory (NBI) Registered Bridges for Somerville
Bridge Condition - Deck Bridge Condition - Superstructure Bridge Condition - Substructure Find on map >>
Structure Number: S170053G2MHD634, Location: 1.6 KM S JCT SR28&38 (Lat: 42.383017, Lng: -71.090092), Route carried "on" structure: City street , Year Built: 1928, Status: Open, Structure Length: 3.44m (11.29ft), Average Daily Traffic: 8,700 (year 2007), Truck Traffic: 7%, Average Future Daily Traffic: 13,740 (year 2028), Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY CROSS ST Minimum Vertical Clearance: 4.57m (14.99ft), Kilometerpoint: 0.000, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Skew: 3 degrees, Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 1, Length of Maximum Span: 32.9m (107.9ft), Curb or Sidewalk Widths: Left: 1.9m (6.2ft), Right: 1.9m (6.2ft), Curb-To-Curb Width: 8.4m (27.6ft), Out-to-Out Width: 14.3m (46.9ft) Condition: Deck: Fair, Superstructure: Poor, Substructure: Satisfactory, Operating Rating: 54.5 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 37.4 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Meets minimum limits, Deck Geometry: High priority of replacement, Underclear: High priority of corrective action, Approach Roadway Alignment: High priority of corrective action, Length Of Structure Improvement: 3.50m (11.48ft), Designated Inspection Frequency: Every 12 months, Critical Feature Inspection Frequency: Every 24 months, Other Special Inspection Frequency: Every 12 months, Inspection Date: September 2007, Critical Feature Inspection Date: September 2007, Other Special Inspection Date: September 2007, Bridge Improvement Cost: $894,000, Roadway Improvement Cost: $90,000, Total Project Cost: $1,342,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Find on map >>
Structure Number: S170063G3MHD634, Location: 1.1 KM SW JCT SR28&3 (Lat: 42.386303, Lng: -71.093839), Route carried "on" structure: City street , Year Built: 1902, Year Reconstructed: 2003, Status: Open, Structure Length: 2.49m (8.17ft), Average Daily Traffic: 6,300 (year 2007), Truck Traffic: 8%, Average Future Daily Traffic: 9,950 (year 2028), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY WALNUT ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.660, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 7.6m (24.9ft), Skew: 2 degrees, Material/Design: Prestressed concrete, Design/Construction: Box Beam or Girders - Multiple, Number Of Spans In Main Unit: 1, Length of Maximum Span: 23.7m (77.8ft), Curb or Sidewalk Widths: Left: 1.8m (5.9ft), Right: 1.8m (5.9ft), Curb-To-Curb Width: 7.9m (25.9ft), Out-to-Out Width: 12.3m (40.4ft) Condition: Deck: Very good, Superstructure: Very good, Substructure: Good, Operating Rating: 73.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 48.1 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Better than present minimum criteria, Deck Geometry: High priority of replacement, Underclear: High priority of corrective action, Approach Roadway Alignment: Better than present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: October 2007, Deck Structure Type: Concrete Precast Panels, Wearing Surface/Protective System: Wearing Surface: Latex Concrete, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170073G4MHD634, Location: .7 MI SW OF JCT SR28&38 (Lat: 42.387361, Lng: -71.095750), Route carried "on" structure: City street , Year Built: 1910, Year Reconstructed: 1983, Status: Open, Structure Length: 4.57m (14.99ft), Average Daily Traffic: 13,000 (year 2007), Truck Traffic: 8%, Average Future Daily Traffic: 20,531 (year 2028), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY MEDFORD ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.370, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 11.0m (36.1ft), Skew: 2 degrees, Material/Design: Steel, Design/Construction: Girder and Floorbeam System, Number Of Spans In Main Unit: 1, Length of Maximum Span: 42.7m (140.1ft), Curb or Sidewalk Widths: Left: 1.7m (5.6ft), Right: 1.6m (5.2ft), Curb-To-Curb Width: 10.1m (33.1ft), Out-to-Out Width: 15.2m (49.9ft) Condition: Deck: Good, Superstructure: Good, Substructure: Good, Operating Rating: 50.1 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 26.4 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Meets minimum limits, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 4.60m (15.09ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: October 2007, Critical Feature Inspection Date: October 2007, Bridge Improvement Cost: $1,249,000, Roadway Improvement Cost: $125,000, Total Project Cost: $1,874,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Find on map >>
Structure Number: S170083G5MHD634, Location: 1.3 KM SW OF JCT SR28&38 (Lat: 42.388406, Lng: -71.098000), Route carried "on" structure: City street , Year Built: 1898, Year Reconstructed: 2001, Status: Open, Structure Length: 2.37m (7.78ft), Average Daily Traffic: 6,500 (year 2008), Truck Traffic: 5%, Average Future Daily Traffic: 10,265 (year 2029), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY SCHOOL ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.756, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 9.7m (31.8ft), Material/Design: Prestressed concrete, Design/Construction: Box Beam or Girders - Multiple, Number Of Spans In Main Unit: 1, Length of Maximum Span: 22.9m (75.1ft), Curb or Sidewalk Widths: Left: 1.8m (5.9ft), Right: 1.8m (5.9ft), Curb-To-Curb Width: 9.7m (31.8ft), Out-to-Out Width: 14.0m (45.9ft) Condition: Deck: Good, Superstructure: Good, Substructure: Good, Operating Rating: 77.9 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 57.3 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Meets minimum limits, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: January 2008, Deck Structure Type: Concrete Precast Panels, Wearing Surface/Protective System: Wearing Surface: Latex Concrete, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170093G6MHD634, Location: 1.3 KM W OF JCT SR28&38 (Lat: 42.389719, Lng: -71.100831), Route carried "on" structure: City street , Year Built: 1902, Year Reconstructed: 2006, Status: Open, Structure Length: 2.37m (7.78ft), Average Daily Traffic: 1,900 (year 2006), Truck Traffic: 2%, Average Future Daily Traffic: 3,001 (year 2027), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY SYCAMORE ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.193, Lanes on structure: 1, Owner: State Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Material/Design: Prestressed concrete, Design/Construction: Box Beam or Girders - Multiple, Number Of Spans In Main Unit: 1, Length of Maximum Span: 22.3m (73.2ft), Curb or Sidewalk Widths: Left: 2.1m (6.9ft), Right: 2.1m (6.9ft), Curb-To-Curb Width: 7.9m (25.9ft), Out-to-Out Width: 12.9m (42.3ft) Condition: Deck: Very good, Superstructure: Very good, Substructure: Good, Operating Rating: 44.1 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Better than present minimum criteria, Deck Geometry: Meets minimum limits, Underclear: High priority of corrective action, Approach Roadway Alignment: Better than present minimum criteria, Length Of Structure Improvement: 2.30m (7.55ft), Designated Inspection Frequency: Every 24 months, Inspection Date: December 2006, Bridge Improvement Cost: $501,000, Roadway Improvement Cost: $51,000, Total Project Cost: $752,000 ( Estimate for 2006), Deck Structure Type: Concrete Precast Panels, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Built-up, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170103G7MHD634, Location: 1.6 KM W OF JCT SR28&38 (Lat: 42.390431, Lng: -71.102394), Route carried "on" structure: City street , Year Built: 1889, Year Reconstructed: 1985, Status: Open, Structure Length: 2.41m (7.91ft), Average Daily Traffic: 9,700 (year 2006), Truck Traffic: 8%, Average Future Daily Traffic: 15,319 (year 2027), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY CENTRAL ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.837, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 8.5m (27.9ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 20.7m (67.9ft), Curb or Sidewalk Widths: Left: 1.6m (5.2ft), Right: 1.6m (5.2ft), Curb-To-Curb Width: 8.7m (28.5ft), Out-to-Out Width: 12.4m (40.7ft) Condition: Deck: Satisfactory, Superstructure: Good, Substructure: Good, Operating Rating: 75.6 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 45.3 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Better than present minimum criteria, Deck Geometry: High priority of replacement, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 2.50m (8.20ft), Designated Inspection Frequency: Every 24 months, Inspection Date: October 2006, Bridge Improvement Cost: $504,000, Roadway Improvement Cost: $51,000, Total Project Cost: $757,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Built-up, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S17011AW2MHD634, Location: 1.8 KM NW OF JCT SR28&38 (Lat: 42.393333, Lng: -71.106161), Route carried "on" structure: City street , Year Built: 2006, Status: Open, Structure Length: 2.59m (8.50ft), Average Daily Traffic: 2,600 (year 2006), Truck Traffic: 3%, Average Future Daily Traffic: 4,106 (year 2027), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY LOWELL ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.000, Lanes on structure: 2, Owner: State Highway Agency, Skew: 3 degrees, Material/Design: Prestressed concrete, Design/Construction: Box Beam or Girders - Multiple, Number Of Spans In Main Unit: 1, Length of Maximum Span: 24.5m (80.4ft), Curb or Sidewalk Widths: Left: 1.8m (5.9ft), Right: 1.8m (5.9ft), Curb-To-Curb Width: 7.9m (25.9ft), Out-to-Out Width: 12.4m (40.7ft) Condition: Deck: Very good, Superstructure: Very good, Substructure: Very good, Operating Rating: 59.1 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 49.6 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Equal to present desirable criteria, Deck Geometry: High priority of corrective action, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: October 2006, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Integral Concrete Find on map >>
Structure Number: S17012AE7MHD634, Location: 1.9 KM NW OF JCT SR28&38 (Lat: 42.397147, Lng: -71.109286), Route carried "on" structure: City street , Year Built: 1999, Status: Open, Structure Length: 2.37m (7.78ft), Average Daily Traffic: 12,500 (year 2007), Truck Traffic: 4%, Average Future Daily Traffic: 19,741 (year 2028), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY CEDAR ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.724, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 7.9m (25.9ft), Skew: 3 degrees, Material/Design: Prestressed concrete, Design/Construction: Box Beam or Girders - Multiple, Number Of Spans In Main Unit: 1, Length of Maximum Span: 22.2m (72.8ft), Curb or Sidewalk Widths: Left: 1.6m (5.2ft), Right: 1.6m (5.2ft), Curb-To-Curb Width: 7.9m (25.9ft), Out-to-Out Width: 11.8m (38.7ft) Condition: Deck: Very good, Superstructure: Very good, Substructure: Very good, Operating Rating: 68.4 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 41.0 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Equal to present desirable criteria, Deck Geometry: High priority of replacement, Underclear: High priority of corrective action, Approach Roadway Alignment: Better than present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: October 2007, Deck Structure Type: Concrete Precast Panels, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Built-up, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170133GAMHD634, Location: 2.4 KM NW OF JCT SR28&38 (Lat: 42.399311, Lng: -71.110947), Route carried "on" structure: City street , Year Built: 1973, Status: Open, Structure Length: 2.24m (7.35ft), Average Daily Traffic: 27,800 (year 2006), Truck Traffic: 6%, Average Future Daily Traffic: 43,905 (year 2027), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY BROADWAY Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 3.138, Lanes on structure: 4, Owner: State Highway Agency, Approaching Roadway Width: 17.1m (56.1ft), Skew: 3 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 20.6m (67.6ft), Curb or Sidewalk Widths: Left: 1.8m (5.9ft), Right: 1.8m (5.9ft), Curb-To-Curb Width: 17.1m (56.1ft), Out-to-Out Width: 22.5m (73.8ft) Condition: Deck: Good, Superstructure: Satisfactory, Substructure: Satisfactory, Operating Rating: 54.0 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 32.4 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Somewhat better than minimum adequacy, Underclear: High priority of corrective action, Approach Roadway Alignment: Better than present minimum criteria, Length Of Structure Improvement: 2.30m (7.55ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: October 2006, Critical Feature Inspection Date: October 2006, Bridge Improvement Cost: $493,000, Roadway Improvement Cost: $50,000, Total Project Cost: $740,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Find on map >>
Structure Number: S170153GGMHD634, Location: 1.5 MI SW OF JCT SR28&38 (Lat: 42.392558, Lng: -71.106789), Route carried "on" structure: City street , Year Built: 1910, Year Reconstructed: 2006, Status: Open, Structure Length: 1.46m (4.79ft), Average Daily Traffic: 2,600 (year 2006), Truck Traffic: 3%, Average Future Daily Traffic: 4,106 (year 2027), Design Load: HS 20, Features Intersected: RR BMRR SPUR, Facility Carried by Structure: HWY LOWELL ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.998, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Prestressed concrete, Design/Construction: Slab, Number Of Spans In Main Unit: 1, Length of Maximum Span: 13.4m (44.0ft), Curb or Sidewalk Widths: Left: 1.9m (6.2ft), Right: 1.9m (6.2ft), Curb-To-Curb Width: 7.2m (23.6ft), Out-to-Out Width: 12.3m (40.4ft) Condition: Deck: Very good, Superstructure: Very good, Substructure: Good, Operating Rating: 76.5 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 57.5 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Better than present minimum criteria, Deck Geometry: High priority of replacement, Underclear: High priority of replacement, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 2.20m (7.22ft), Designated Inspection Frequency: Every 24 months, Inspection Date: October 2006, Bridge Improvement Cost: $969,000, Roadway Improvement Cost: $97,000, Total Project Cost: $1,454,000 ( Estimate for 2006), Deck Structure Type: Concrete Precast Panels, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete, Membrane: Built-up, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170163GFMHD634, Location: OVER RAILROAD (Lat: 42.377867, Lng: -71.096308), Route carried "on" structure: City street , Year Built: 1911, Status: Posted for load, Structure Length: 2.91m (9.55ft), Average Daily Traffic: 19,400 (year 2007), Truck Traffic: 5%, Average Future Daily Traffic: 30,638 (year 2028), Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY WEBSTER AVE Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.241, Lanes on structure: 4, Owner: State Highway Agency, Approaching Roadway Width: 15.8m (51.8ft), Skew: 9 degrees, Material/Design: Steel, Design/Construction: Girder and Floorbeam System, Number Of Spans In Main Unit: 1, Length of Maximum Span: 27.1m (88.9ft), Curb or Sidewalk Widths: Left: 2.3m (7.5ft), Right: 2.3m (7.5ft), Curb-To-Curb Width: 15.8m (51.8ft), Out-to-Out Width: 21.0m (68.9ft) Condition: Deck: Good, Superstructure: Fair, Substructure: Satisfactory, Operating Rating: 0.1 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 0.1 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: High priority of corrective action, Deck Geometry: Meets minimum limits, Underclear: High priority of corrective action, Approach Roadway Alignment: High priority of corrective action, Length Of Structure Improvement: 3.00m (9.84ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: September 2007, Critical Feature Inspection Date: September 2007, Bridge Improvement Cost: $1,125,000, Roadway Improvement Cost: $113,000, Total Project Cost: $1,688,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Find on map >>
Structure Number: S170173GEMHD634, Location: 2.4 KM N OF HARVARD BR. (Lat: 42.379342, Lng: -71.099206), Route carried "on" structure: City street , Year Built: 1982, Status: Open, Structure Length: 1.98m (6.50ft), Average Daily Traffic: 30,000 (year 2006), Truck Traffic: 14%, Average Future Daily Traffic: 47,379 (year 2027), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY WASHNGTON ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.724, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 12.2m (40.0ft), Skew: 4 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 18.0m (59.1ft), Curb or Sidewalk Widths: Left: 2.0m (6.6ft), Right: 1.5m (4.9ft), Curb-To-Curb Width: 12.2m (40.0ft), Out-to-Out Width: 18.1m (59.4ft) Condition: Deck: Good, Superstructure: Good, Substructure: Satisfactory, Operating Rating: 67.1 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 40.2 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Somewhat better than minimum adequacy, Underclear: High priority of corrective action, Approach Roadway Alignment: Better than present minimum criteria, Length Of Structure Improvement: 2.00m (6.56ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: October 2006, Critical Feature Inspection Date: October 2006, Bridge Improvement Cost: $103,000, Roadway Improvement Cost: $11,000, Total Project Cost: $155,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Built-up, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170183GDMHD634, Location: 3.2 KM N OF HARVARD BR. (Lat: 42.380922, Lng: -71.104719), Route carried "on" structure: City street , Year Built: 1913, Year Reconstructed: 1993, Status: Open, Structure Length: 2.33m (7.64ft), Average Daily Traffic: 8,000 (year 2007), Truck Traffic: 10%, Average Future Daily Traffic: 12,634 (year 2028), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY DANE ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.209, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 8.2m (26.9ft), Material/Design: Prestressed concrete, Design/Construction: Box Beam or Girders - Multiple, Number Of Spans In Main Unit: 1, Length of Maximum Span: 22.4m (73.5ft), Curb or Sidewalk Widths: Left: 1.9m (6.2ft), Right: 1.5m (4.9ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 13.0m (42.7ft) Condition: Deck: Good, Superstructure: Good, Substructure: Satisfactory, Operating Rating: 43.6 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 48.0 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: High priority of replacement, Underclear: High priority of corrective action, Approach Roadway Alignment: Better than present minimum criteria, Length Of Structure Improvement: 2.40m (7.87ft), Designated Inspection Frequency: Every 24 months, Inspection Date: October 2007, Bridge Improvement Cost: $504,000, Roadway Improvement Cost: $51,000, Total Project Cost: $757,000 ( Estimate for 2006), Deck Structure Type: Concrete Precast Panels, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Built-up, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170193GCMHD634, Location: 305 M E OF SR2A (Lat: 42.386733, Lng: -71.116514), Route carried "on" structure: City street , Year Built: 1899, Year Reconstructed: 1992, Status: Open, Structure Length: 1.97m (6.46ft), Average Daily Traffic: 20,050 (year 2006), Truck Traffic: 7%, Average Future Daily Traffic: 31,665 (year 2027), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY BEACON ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 1.625, Lanes on structure: 3, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 19.5m (64.0ft), Skew: 3 degrees, Material/Design: Steel, Design/Construction: Frame, Number Of Spans In Main Unit: 1, Length of Maximum Span: 18.5m (60.7ft), Curb or Sidewalk Widths: Left: 3.0m (9.8ft), Right: 3.0m (9.8ft), Curb-To-Curb Width: 15.2m (49.9ft), Out-to-Out Width: 21.9m (71.9ft) Condition: Deck: Good, Superstructure: Good, Substructure: Satisfactory, Operating Rating: 44.1 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Equal to present minimum criteria, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 2.00m (6.56ft), Designated Inspection Frequency: Every 24 months, Inspection Date: May 2006, Bridge Improvement Cost: $275,000, Roadway Improvement Cost: $28,000, Total Project Cost: $413,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Built-up, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170203GBMHD634, Location: 1.5 MI N OF HARVARD BR. (Lat: 42.377517, Lng: -71.095581), Route carried "on" structure: City street , Year Built: 1933, Year Reconstructed: 1984, Status: Open, Structure Length: 1.22m (4.00ft), Average Daily Traffic: 16,800 (year 2008), Truck Traffic: 14%, Average Future Daily Traffic: 26,532 (year 2029), Design Load: HS 20, Features Intersected: RR MBTA/BMRR, Facility Carried by Structure: HWY PROSPECT ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.000, Lanes on structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 11.0m (36.1ft), Material/Design: Prestressed concrete, Design/Construction: Slab, Number Of Spans In Main Unit: 1, Length of Maximum Span: 11.9m (39.0ft), Curb or Sidewalk Widths: Left: 1.5m (4.9ft), Right: 1.5m (4.9ft), Curb-To-Curb Width: 11.0m (36.1ft), Out-to-Out Width: 14.9m (48.9ft) Condition: Deck: Good, Superstructure: Good, Substructure: Good, Operating Rating: 77.4 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 45.4 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Equal to present minimum criteria, Underclear: High priority of corrective action, Approach Roadway Alignment: Superior to present desirable criteria, Length Of Structure Improvement: 1.30m (4.27ft), Designated Inspection Frequency: Every 24 months, Inspection Date: January 2008, Bridge Improvement Cost: $101,000, Roadway Improvement Cost: $11,000, Total Project Cost: $152,000 ( Estimate for 2006), Deck Structure Type: Concrete Precast Panels, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Preformed Fabric, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170224E2MDCNBI, Location: .1 MI S OF PEARL ST (Lat: 42.384383, Lng: -71.091925), Route carried "on" structure: State highway 28, Year Built: 1908, Year Reconstructed: 1983, Status: Open, Structure Length: 5.30m (17.39ft), Average Daily Traffic: 62,000 (year 2006), Truck Traffic: 10%, Average Future Daily Traffic: 97,917 (year 2027), Design Load: H 20, Features Intersected: RR MBTA/BMRR Minimum Vertical Clearance: 4.57m (14.99ft), Kilometerpoint: 200.128, Lanes on structure: 6, Base Highway Network: Yes, Owner: State Agenciy, Approaching Roadway Width: 25.6m (84.0ft), Skew: 34 degrees, Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 1, Length of Maximum Span: 49.4m (162.1ft), Curb or Sidewalk Widths: Left: 2.4m (7.9ft), Right: 2.4m (7.9ft), Curb-To-Curb Width: 25.6m (84.0ft), Out-to-Out Width: 32.9m (107.9ft) Condition: Deck: Good, Superstructure: Fair, Substructure: Fair, Operating Rating: 44.5 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 32.7 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Somewhat better than minimum adequacy, Underclear: High priority of corrective action, Approach Roadway Alignment: Somewhat better than minimum adequacy, Length Of Structure Improvement: 5.40m (17.72ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Other Special Inspection Frequency: Every 24 months, Inspection Date: May 2006, Critical Feature Inspection Date: May 2006, Other Special Inspection Date: May 2006, Bridge Improvement Cost: $3,172,000, Roadway Improvement Cost: $318,000, Total Project Cost: $4,759,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Find on map >>
Structure Number: S170244E3MDCNBI, Location: .1 MI S OF MEDFORD ST (Lat: 42.375439, Lng: -71.085997), Route carried "on" structure: State highway 28, Year Built: 1958, Year Reconstructed: 1983, Status: Open, Structure Length: 12.19m (39.99ft), Average Daily Traffic: 50,000 (year 2005), Truck Traffic: 5%, Average Future Daily Traffic: 78,965 (year 2028), Design Load: H 20, Features Intersected: COMB POPLAR ST & MBTA Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.000, Lanes on structure: 6, Lanes under structure: 1, Base Highway Network: Yes, Owner: State Agenciy, Approaching Roadway Width: 11.0m (36.1ft), Skew: 20 degrees, Material/Design: Steel, Design/Construction: Girder and Floorbeam System, Number Of Spans In Main Unit: 4, Number Of Approach Spans: 25, Length of Maximum Span: 38.4m (126.0ft), Curb or Sidewalk Widths: Left: 1.7m (5.6ft), Right: 1.7m (5.6ft), Curb-To-Curb Width: 21.9m (71.9ft), Out-to-Out Width: 26.8m (87.9ft) Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Fair, Operating Rating: 37.5 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 24.1 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: High priority of replacement, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 12.20m (40.03ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Other Special Inspection Frequency: Every 24 months, Inspection Date: June 2007, Critical Feature Inspection Date: June 2007, Other Special Inspection Date: June 2007, Bridge Improvement Cost: $5,837,000, Roadway Improvement Cost: $584,000, Total Project Cost: $8,756,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Find on map >>
Structure Number: S170254E4MDCNBI, Location: .1 MI S OF EVERETT AVE (Lat: 42.385139, Lng: -71.091661), Route carried "on" structure: State highway 28, Year Built: 1908, Year Reconstructed: 1926, Status: Open, Structure Length: 1.65m (5.41ft), Average Daily Traffic: 50,000 (year 1997), Truck Traffic: 5%, Average Future Daily Traffic: 78,965 (year 2028), Features Intersected: HWY GILMAN ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 200.189, Lanes on structure: 6, Lanes under structure: 2, Base Highway Network: Yes, Owner: State Agenciy, Approaching Roadway Width: 25.9m (85.0ft), Skew: 22 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 3, Length of Maximum Span: 10.4m (34.1ft), Curb or Sidewalk Widths: Left: 1.6m (5.2ft), Right: 2.0m (6.6ft), Curb-To-Curb Width: 25.9m (85.0ft), Out-to-Out Width: 33.5m (109.9ft) Condition: Deck: Satisfactory, Superstructure: Fair, Substructure: Poor, Operating Rating: 44.1 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 32.4 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Meets minimum limits, Deck Geometry: Equal to present minimum criteria, Underclear: High priority of corrective action, Approach Roadway Alignment: Better than present minimum criteria, Length Of Structure Improvement: 1.70m (5.58ft), Designated Inspection Frequency: Every 12 months, Other Special Inspection Frequency: Every 12 months, Inspection Date: June 2007, Other Special Inspection Date: June 2007, Bridge Improvement Cost: $1,017,000, Roadway Improvement Cost: $102,000, Total Project Cost: $1,526,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Find on map >>
Structure Number: S170293BNMHDNBI, Location: .5 MI S OF JCT 193&SR16 (Lat: 42.397389, Lng: -71.091208), Route carried "on" structure: Interstate 93, Year Built: 1973, Status: Open, Structure Length: 2.62m (8.60ft), Average Daily Traffic: 136,000 (year 2006), Truck Traffic: 10%, Average Future Daily Traffic: 214,785 (year 2027), Design Load: HS 20, Features Intersected: HWY SHORE DR Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.000, Lanes on structure: 8, Lanes under structure: 2, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 40.8m (133.9ft), Skew: 20 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 25.0m (82.0ft), Curb-To-Curb Width: 40.7m (133.5ft), Out-to-Out Width: 42.4m (139.1ft) Condition: Deck: Good, Superstructure: Good, Substructure: Good, Operating Rating: 57.3 metric tons, Method Used To Determine Operating Rating: Load Factor (LF), Inventory Rating: 34.3 metric tons, Method Used To Determine Inventory Rating: Load Factor (LF), Structural Evaluation: Better than present minimum criteria, Deck Geometry: Superior to present desirable criteria, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 2.70m (8.86ft), Designated Inspection Frequency: Every 24 months, Inspection Date: August 2006, Bridge Improvement Cost: $205,000, Roadway Improvement Cost: $21,000, Total Project Cost: $308,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Preformed Fabric, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170313BHMHDNBI, Location: 2 MI N OF JCT I93&US1 (Lat: 42.393381, Lng: -71.086133), Route carried "on" structure: Interstate 93, Year Built: 1973, Status: Open, Structure Length: 71.69m (235.20ft), Average Daily Traffic: 142,000 (year 2007), Truck Traffic: 12%, Average Future Daily Traffic: 224,261 (year 2028), Design Load: HS 20+Mod, Features Intersected: ST 28 & ST38 & TEMPLE ST Minimum Vertical Clearance: 4.65m (15.26ft), Kilometerpoint: 0.000, Lanes on structure: 8, Lanes under structure: 11, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 38.1m (125.0ft), Skew: 30 degrees, Material/Design: Steel continuous, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 28, Length of Maximum Span: 32.6m (107.0ft), Curb-To-Curb Width: 37.9m (124.3ft), Out-to-Out Width: 42.4m (139.1ft) Condition: Deck: Satisfactory, Superstructure: Good, Substructure: Fair, Operating Rating: 44.1 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: High priority of corrective action, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 71.70m (235.24ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: March 2007, Critical Feature Inspection Date: March 2007, Bridge Improvement Cost: $54,266,000, Roadway Improvement Cost: $5,427,000, Total Project Cost: $81,400,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Built-up, Deck Protection: Other Coated Reinforcing Find on map >>
Structure Number: S170324E1MDCNBI, Location: .2 MI S OF MIDDLESEX AVE (Lat: 42.394033, Lng: -71.086964), Route carried "on" structure: State highway 38, Year Built: 1970, Status: Open, Structure Length: 1.16m (3.81ft), Average Daily Traffic: 71,000 (year 2006), Truck Traffic: 10%, Average Future Daily Traffic: 112,130 (year 2029), Design Load: H 20, Features Intersected: ST 28 NB/FELLSWAY Minimum Vertical Clearance: 4.42m (14.50ft), Kilometerpoint: 0.676, Lanes on structure: 5, Lanes under structure: 2, Owner: State Agenciy, Approaching Roadway Width: 8.5m (27.9ft), Skew: 20 degrees, Material/Design: Concrete, Design/Construction: Tunnel, Number Of Spans In Main Unit: 1, Length of Maximum Span: 10.4m (34.1ft), Curb or Sidewalk Widths: Left: 1.8m (5.9ft), Right: 1.8m (5.9ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 9.8m (32.2ft) Condition: Deck: Satisfactory, Superstructure: Satisfactory, Substructure: Satisfactory, Operating Rating: 44.5 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 32.7 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present minimum criteria, Deck Geometry: High priority of replacement, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 1.20m (3.94ft), Designated Inspection Frequency: Every 24 months, Inspection Date: January 2008, Bridge Improvement Cost: $797,000, Roadway Improvement Cost: $80,000, Total Project Cost: $1,196,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Latex Concrete, Membrane: Preformed Fabric Find on map >>
Structure Number: S170333BLMHDNBI, Location: 3.2 KM N OF JCT I93&US1 (Lat: 42.401667, Lng: -71.096664), Route carried "on" structure: Ramp Interstate 93, Year Built: 1973, Status: Open, Structure Length: 15.18m (49.80ft), Average Daily Traffic: 27,800 (year 2006), Truck Traffic: 19%, Average Future Daily Traffic: 43,905 (year 2027), Design Load: H 20, Features Intersected: OTHER PEDESTRIAN Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.000, Lanes on structure: 1, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 6, Length of Maximum Span: 26.2m (86.0ft), Curb-To-Curb Width: 7.2m (23.6ft), Out-to-Out Width: 8.8m (28.9ft) Condition: Deck: Satisfactory, Superstructure: Good, Substructure: Satisfactory, Operating Rating: 44.1 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Equal to present minimum criteria, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 15.20m (49.87ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: June 2006, Critical Feature Inspection Date: June 2006, Bridge Improvement Cost: $456,000, Roadway Improvement Cost: $46,000, Total Project Cost: $685,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Preformed Fabric Find on map >>
Structure Number: S170353BJMHDNBI, Location: 2 MI N OF JCT I93&US1 (Lat: 42.391667, Lng: -71.085000), Route carried "on" structure: Ramp Interstate 93, Year Built: 1973, Status: Open, Structure Length: 17.62m (57.81ft), Average Daily Traffic: 13,400 (year 2006), Truck Traffic: 13%, Average Future Daily Traffic: 21,163 (year 2027), Design Load: H 20, Features Intersected: I 93 CONNECTORS Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.000, Lanes on structure: 1, Lanes under structure: 4, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 7.3m (24.0ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 7, Length of Maximum Span: 32.9m (107.9ft), Curb-To-Curb Width: 7.2m (23.6ft), Out-to-Out Width: 8.8m (28.9ft) Condition: Deck: Satisfactory, Superstructure: Good, Substructure: Satisfactory, Operating Rating: 44.1 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Equal to present minimum criteria, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 17.70m (58.07ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: August 2006, Critical Feature Inspection Date: August 2006, Bridge Improvement Cost: $531,000, Roadway Improvement Cost: $54,000, Total Project Cost: $797,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Preformed Fabric, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170363BKMHDNBI, Location: 2 MI N OF JCT I93&US1 (Lat: 42.391917, Lng: -71.084214), Route carried "on" structure: Ramp Interstate 93, Year Built: 1973, Status: Open, Structure Length: 11.34m (37.20ft), Average Daily Traffic: 9,500 (year 2006), Truck Traffic: 13%, Average Future Daily Traffic: 15,003 (year 2027), Design Load: H 20, Features Intersected: ST 38 NB/MYSTIC AVE Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.000, Lanes on structure: 1, Lanes under structure: 3, Base Highway Network: Yes, Owner: State Highway Agency, Approaching Roadway Width: 8.8m (28.9ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 5, Length of Maximum Span: 24.4m (80.1ft), Curb or Sidewalk Widths: Left: 0.0m, Right: 0.5m (1.6ft), Curb-To-Curb Width: 8.8m (28.9ft), Out-to-Out Width: 11.7m (38.4ft) Condition: Deck: Satisfactory, Superstructure: Good, Substructure: Satisfactory, Operating Rating: 44.1 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Equal to present minimum criteria, Deck Geometry: Superior to present desirable criteria, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present minimum criteria, Length Of Structure Improvement: 11.40m (37.40ft), Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: August 2006, Critical Feature Inspection Date: August 2006, Bridge Improvement Cost: $477,000, Roadway Improvement Cost: $48,000, Total Project Cost: $716,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Preformed Fabric, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: S170373A4MHDNBI, Location: .1 MI S OF JCT SR28&ST38 (Lat: 42.392439, Lng: -71.086058), Route carried "on" structure: State highway 38, Year Built: 1973, Status: Open, Structure Length: 5.64m (18.50ft), Average Daily Traffic: 19,400 (year 2007), Truck Traffic: 11%, Average Future Daily Traffic: 30,638 (year 2028), Design Load: H 20, Features Intersected: HWY CONNECTOR RAMP D&K Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.000, Lanes on structure: 2, Lanes under structure: 5, Owner: State Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Skew: 9 degrees, Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 2, Length of Maximum Span: 27.4m (89.9ft), Curb-To-Curb Width: 9.0m (29.5ft), Out-to-Out Width: 10.7m (35.1ft) Condition: Deck: Good, Superstructure: Good, Substructure: Satisfactory, Operating Rating: 44.1 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Equal to present minimum criteria, Deck Geometry: High priority of corrective action, Underclear: Meets minimum limits, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 5.70m (18.70ft), Designated Inspection Frequency: Every 24 months, Inspection Date: March 2007, Bridge Improvement Cost: $1,089,000, Roadway Improvement Cost: $109,000, Total Project Cost: $1,634,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous, Membrane: Preformed Fabric Find on map >>
Structure Number: S170394E5MDCNBI, Location: .1 MI W OF ALLSTON ST (Lat: 42.380281, Lng: -71.089883), Route carried "on" structure: State highway 28, Year Built: 1951, Year Reconstructed: 1983, Status: Open, Structure Length: 19.81m (64.99ft), Average Daily Traffic: 4,000 (year 2006), Truck Traffic: 10%, Average Future Daily Traffic: 6,317 (year 2029), Design Load: H 15, Features Intersected: HWY WASHINGTON ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.016, Lanes on structure: 2, Lanes under structure: 6, Base Highway Network: Yes, Owner: State Agenciy, Approaching Roadway Width: 8.5m (27.9ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 9, Length of Maximum Span: 24.4m (80.1ft), Curb or Sidewalk Widths: Left: 0.6m (2.0ft), Right: 0.6m (2.0ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 10.4m (34.1ft) Condition: Deck: Fair, Superstructure: Fair, Substructure: Poor, Operating Rating: 41.9 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 22.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Meets minimum limits, Deck Geometry: Meets minimum limits, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 19.90m (65.29ft), Designated Inspection Frequency: Every 2 months, Critical Feature Inspection Frequency: Every 24 months, Other Special Inspection Frequency: Every 2 months, Inspection Date: January 2008, Critical Feature Inspection Date: January 2008, Other Special Inspection Date: January 2008, Bridge Improvement Cost: $3,695,000, Roadway Improvement Cost: $370,000, Total Project Cost: $5,543,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Find on map >>
Structure Number: S170394E6MDCNBI, Location: .1 MI W OF ALLSTON ST (Lat: 42.380106, Lng: -71.090369), Route carried "on" structure: State highway 28, Year Built: 1951, Status: Open, Structure Length: 31.85m (104.49ft), Average Daily Traffic: 16,000 (year 2006), Truck Traffic: 10%, Average Future Daily Traffic: 25,269 (year 2027), Design Load: H 15, Features Intersected: HWY WASHINGTON ST Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 0.016, Lanes on structure: 2, Lanes under structure: 6, Base Highway Network: Yes, Owner: State Agenciy, Approaching Roadway Width: 8.5m (27.9ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 14, Length of Maximum Span: 21.9m (71.9ft), Curb or Sidewalk Widths: Left: 0.6m (2.0ft), Right: 0.6m (2.0ft), Curb-To-Curb Width: 8.5m (27.9ft), Out-to-Out Width: 10.4m (34.1ft) Condition: Deck: Satisfactory, Superstructure: Fair, Substructure: Fair, Operating Rating: 41.9 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 22.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: High priority of corrective action, Underclear: High priority of corrective action, Approach Roadway Alignment: Equal to present desirable criteria, Length Of Structure Improvement: 31.90m (104.66ft), Designated Inspection Frequency: Every 12 months, Critical Feature Inspection Frequency: Every 24 months, Other Special Inspection Frequency: Every 12 months, Inspection Date: Febuary 2008, Critical Feature Inspection Date: Febuary 2008, Other Special Inspection Date: Febuary 2008, Bridge Improvement Cost: $5,922,000, Roadway Improvement Cost: $593,000, Total Project Cost: $8,884,000 ( Estimate for 2006), Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Bituminous Discuss this city on our hugely popular Massachusetts forum Back to: Somerville, MA, Massachusetts, All US cities.
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