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Bridge Statistics for Adelphi, Maryland (MD)
Condition, Traffic, Stress, Structural Evaluation, Project Costs


  • National Bridge Inventory (NBI) Statistics
  • 17Number of bridges
  • 157ft / 48.2mTotal length
  • $2,302,000Total costs
  • 1,122,708Total average daily traffic
  • 4,393Total average daily truck traffic
  • National Bridge Inventory (NBI) Registered Bridges for Adelphi
  • No street view available for this location

New bridges in Adelphi, MD - historical statistics
  • New bridges - historical statistics
  • 21930-1939
  • 11940-1949
  • 111960-1969
  • 11970-1979
  • 21980-1989
Reconstructed bridges in Adelphi, MD - Historical Statistics
  • Reconstructed bridges - Historical Statistics
  • 11960-1969
  • 01970-1979
  • 11980-1989
  • 01990-1999
  • 02000-2009
  • 12010-2019
Average Bridge Daily Traffic in Adelphi, MD
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 60.0%Good
  • 30.0%Satisfactory
  • 10.0%Fair
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 20.0%Good
  • 30.0%Satisfactory
  • 50.0%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 20.0%Good
  • 70.0%Satisfactory
  • 10.0%Fair
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 50.0%Good
  • 50.0%Satisfactory
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Structure Number: 10000001001801,  Location: 0.03 M N OF BARTLETT ST (Lat: 39.534550,  Lng: -79.016914),  Route carried "on" structure: State highway 935,  Year Built: 1930,  Status: Open,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 1,430 (year 2009),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,868 (year 2026),  Features Intersected: BUTCHER RUN
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.522,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 1 degrees,  Material/Design: Concrete,  Design/Construction: Tee Beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 7.3m (24.0ft),  Curb-To-Curb Width: 8.2m (26.9ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 72.1 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 43.5 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 0.88m (2.89ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Bridge Improvement Cost: $52,000,  Roadway Improvement Cost: $5,000,  Total Project Cost: $57,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 10000001001901,  Location: 0.09 M N OF C STREET (Lat: 39.529839,  Lng: -79.016256),  Route carried "on" structure: State highway 935,  Year Built: 1933,  Status: Open,  Structure Length: 3.54m (11.61ft),  Average Daily Traffic: 1,430 (year 2009),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,868 (year 2026),  Design Load: H 20,  Features Intersected: GEORGES CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.869,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Skew: 3 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 16.8m (55.1ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 0.0m,  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 11.7m (38.4ft)

Condition: Deck: Fair,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 50.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 29.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 3.54m (11.61ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Bridge Improvement Cost: $268,000,  Roadway Improvement Cost: $27,000,  Total Project Cost: $295,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: 10000016012001,  Location: .0036 M N OF IS 496 (Lat: 39.018903,  Lng: -76.964247),  Route carried "on" structure: State highway 212,  Year Built: 1964,  Year Reconstructed: 1987,  Status: Open,  Structure Length: 6.13m (20.11ft),  Average Daily Traffic: 17,211 (year 2018),  Truck Traffic: 8%,  Average Future Daily Traffic: 17,278 (year 2038),  Design Load: HS 20,  Features Intersected: IS 495 OL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.876,  Lanes on structure: 2,  Lanes under structure: 6,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 27.7m (90.9ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 0.0m,  Curb-To-Curb Width: 9.4m (30.8ft),  Out-to-Out Width: 11.8m (38.7ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Operating Rating: 88.9 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 53.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 6.13m (20.11ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2021,  Bridge Improvement Cost: $467,000,  Roadway Improvement Cost: $47,000,  Total Project Cost: $514,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 10000016012101,  Location: 0.15 M S OF BR NO 1612200 (Lat: 39.017675,  Lng: -76.952900),  Route carried "on" structure: Interstate 95X,  Year Built: 1987,  Status: Open,  Structure Length: 3.75m (12.30ft),  Average Daily Traffic: 3,760 (year 2009),  Truck Traffic: 8%,  Average Future Daily Traffic: 2,168 (year 2026),  Design Load: HS 20,  Features Intersected: IS 495 RAMP 'A'
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.161,  Lanes on structure: 1,  Lanes under structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 36.9m (121.1ft),  Curb-To-Curb Width: 8.8m (28.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 88.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 53.1 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 10000016012201,  Location: 0.15 M N OF BR NO 1612100 (Lat: 39.020347,  Lng: -76.952556),  Route carried "on" structure: Interstate 95X,  Year Built: 1967,  Status: Open,  Structure Length: 5.09m (16.70ft),  Average Daily Traffic: 3,760 (year 2009),  Truck Traffic: 8%,  Average Future Daily Traffic: 5,640 (year 2029),  Design Load: HS 20,  Features Intersected: IS 495 IL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.402,  Lanes on structure: 2,  Lanes under structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 24.4m (80.1ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 27.4m (89.9ft),  Curb-To-Curb Width: 27.6m (90.6ft),  Out-to-Out Width: 28.7m (94.2ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Fair,  Operating Rating: 60.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Superior to present desirable criteria,  Underclear: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 5.09m (16.70ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2020,  Bridge Improvement Cost: $942,000,  Roadway Improvement Cost: $94,000,  Total Project Cost: $1,036,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 10000016012701,  Location: 0.13 M S OF BR NO 1617600 (Lat: 39.021808,  Lng: -76.949928),  Route carried "on" structure: Interstate 95X,  Year Built: 1967,  Status: Open,  Structure Length: 6.61m (21.69ft),  Average Daily Traffic: 3,760 (year 2009),  Truck Traffic: 8%,  Average Future Daily Traffic: 5,640 (year 2029),  Design Load: HS 20,  Features Intersected: IS 495 OL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.628,  Lanes on structure: 2,  Lanes under structure: 5,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 24.4m (80.1ft),  Skew: 3 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 29.3m (96.1ft),  Curb-To-Curb Width: 23.9m (78.4ft),  Out-to-Out Width: 25.0m (82.0ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Satisfactory,  Operating Rating: 58.0 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.9 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Superior to present desirable criteria,  Underclear: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: March 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 10000016017401,  Location: .189 M S OF TOWHEE AVENUE (Lat: 39.018314,  Lng: -76.964244),  Route carried "on" structure: State highway 212,  Year Built: 1964,  Year Reconstructed: 1971,  Status: Open,  Structure Length: 4.69m (15.39ft),  Average Daily Traffic: 17,022 (year 2016),  Truck Traffic: 3%,  Average Future Daily Traffic: 19,857 (year 2038),  Design Load: HS 20,  Features Intersected: IS 495 IL
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 7.812,  Lanes on structure: 2,  Lanes under structure: 4,  Owner: State Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 21.6m (70.9ft),  Curb or Sidewalk Widths: Left: 1.6m (5.2ft),  Right: 0.0m,  Curb-To-Curb Width: 9.4m (30.8ft),  Out-to-Out Width: 11.8m (38.7ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Operating Rating: 69.4 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 41.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  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: 4.69m (15.39ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $358,000,  Roadway Improvement Cost: $36,000,  Total Project Cost: $394,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete
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Structure Number: 200000P-018402,  Location: 0.09 MI W OF MD 212 (Lat: 39.003367,  Lng: -76.973647),  Route carried "on" structure: County highway 230,  Year Built: 1962,  Status: Posted for load,  Structure Length: 0.88m (2.89ft),  Average Daily Traffic: 13,640 (year 2017),  Truck Traffic: 10%,  Average Future Daily Traffic: 16,640 (year 2037),  Design Load: H 20,  Features Intersected: TRIB TO NORTHWEST BRANCH,  Facility Carried by Structure: METZEROTT ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.660,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 13.4m (44.0ft),  Skew: 4 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Length of Maximum Span: 4.3m (14.1ft),  Curb or Sidewalk Widths: Left: 1.5m (4.9ft),  Right: 1.5m (4.9ft),  Curb-To-Curb Width: 13.4m (44.0ft),  Out-to-Out Width: 17.1m (56.1ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 32.7 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: Febuary 2021
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Structure Number: DAPAMCABE000719,  Location: 80 YDS W OF OLD BALTIMORE (Lat: 39.433861,  Lng: -76.180661),  Route carried "on" structure: Other road ,  Year Built: 1942,  Status: Open,  Structure Length: 1.00m (3.28ft),  Average Daily Traffic: 100 (year 2015),  Truck Traffic: 10%,  Average Future Daily Traffic: 100 (year 2043),  Features Intersected: ROMNEY CREEK,  Facility Carried by Structure: PALMER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Army,  Approaching Roadway Width: 6.4m (21.0ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 9.8m (32.2ft),  Curb-To-Curb Width: 6.5m (21.3ft),  Out-to-Out Width: 7.0m (23.0ft)

Condition: Deck: Satisfactory,  Superstructure: Fair,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 47.0 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 36.3 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 1.74m (5.71ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Bridge Improvement Cost: $1,000,  Roadway Improvement Cost: $1,000,  Total Project Cost: $2,000 ( Estimate for 2021),  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Bituminous
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Structure Number: DAPAMCADE000001,  Location: 0.1 MILES NE N AVE (Lat: 39.031450,  Lng: -76.962000),  Route carried "on" structure: Other road ,  Year Built: 1975,  Year Reconstructed: 2016,  Status: Open,  Structure Length: 13.72m (45.01ft),  Average Daily Traffic: 250 (year 2015),  Truck Traffic: 2%,  Average Future Daily Traffic: 260 (year 2043),  Design Load: HS 20,  Features Intersected: PAINT BRANCH,  Facility Carried by Structure: FLORAL DRIVE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: Army,  Approaching Roadway Width: 6.8m (22.3ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 5,  Length of Maximum Span: 29.9m (98.1ft),  Curb or Sidewalk Widths: Left: 2.4m (7.9ft),  Right: 0.0m,  Curb-To-Curb Width: 8.1m (26.6ft),  Out-to-Out Width: 11.2m (36.7ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 25.9 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Inventory Rating: 19.8 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor Rating (LRFR) rating reported by rating factor(RF) method using HL-93 loadings,  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: 0.1 - 9.9% below),  Length Of Structure Improvement: 14.52m (47.64ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Bridge Improvement Cost: $1,000,  Roadway Improvement Cost: $1,000,  Total Project Cost: $2,000 ( Estimate for 2021),  Deck Structure Type: Concrete Cast-file-Place
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Structure Number: DAPAMCADE000002,  Location: 800 FT SW OF FLORAL DRIVE (Lat: 39.030850,  Lng: -76.960700),  Route carried "on" structure: Other road ,  Year Built: 1969,  Status: Open,  Structure Length: 1.89m (6.20ft),  Average Daily Traffic: 5 (year 2015),  Average Future Daily Traffic: 10 (year 2043),  Features Intersected: PAINT BRANCH,  Facility Carried by Structure: PERIMETER PATROL R
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 1,  Owner: Army,  Approaching Roadway Width: 3.3m (10.8ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 18.1m (59.4ft),  Curb-To-Curb Width: 3.3m (10.8ft),  Out-to-Out Width: 3.3m (10.8ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 42.4 metric tons,  Method Used To Determine Operating Rating: Field evaluation and documented engineering judgment,  Inventory Rating: 32.7 metric tons,  Method Used To Determine Inventory Rating: Field evaluation and documented engineering judgment,  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: High priority of replacement,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Length Of Structure Improvement: 2.62m (8.60ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Inspection Date: July 2021,  Critical Feature Inspection Date: July 2021,  Bridge Improvement Cost: $1,000,  Roadway Improvement Cost: $1,000,  Total Project Cost: $2,000 ( Estimate for 2021),  Deck Structure Type: Steel plate,  Wearing Surface/Protective System: Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 10000016012001,  Location: 0.4 M E OF MONT CO LINE (Lat: 39.018903,  Lng: -76.964247),  Route carried "under" structure: Interstate 495,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 242,500 (year 2009),  Features Intersected: IS 495 OL,  Facility Carried by Structure: MD 212
Minimum Vertical Clearance: 4.88m (16.01ft),  Kilometerpoint: 0.644,  Lanes on structure: 2,  Lanes under structure: 5,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 27.7m (90.9ft)

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Structure Number: 10000016012101,  Location: 0.39 MI W OF US 1 (Lat: 39.017675,  Lng: -76.952900),  Route carried "under" structure: Ramp Interstate 495,  Year Built: 1987,  Structure Length: 0. m,  Average Daily Traffic: 53,480 (year 2006),  Features Intersected: IS 495 RAMP 'A',  Facility Carried by Structure: IS 95X SBR
Minimum Vertical Clearance: 4.88m (16.01ft),  Kilometerpoint: 1.030,  Lanes on structure: 1,  Lanes under structure: 2,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 36.9m (121.1ft)

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Structure Number: 10000016012201,  Location: 1.04 M E OF MONT CO LINE (Lat: 39.020347,  Lng: -76.952556),  Route carried "under" structure: Interstate 495,  Year Built: 1967,  Structure Length: 0. m,  Average Daily Traffic: 242,500 (year 2009),  Features Intersected: IS 495 IL,  Facility Carried by Structure: IS 95X SBR
Minimum Vertical Clearance: 4.88m (16.01ft),  Kilometerpoint: 1.673,  Lanes on structure: 6,  Lanes under structure: 5,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 27.4m (89.9ft)

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Structure Number: 10000016012601,  Location: 1.17 M E OF MONT CO LINE (Lat: 39.020158,  Lng: -76.950344),  Route carried "under" structure: Interstate 495,  Year Built: 1967,  Structure Length: 0. m,  Average Daily Traffic: 139,680 (year 2009),  Features Intersected: IS 495 IL,  Facility Carried by Structure: IS 95X NBR
Minimum Vertical Clearance: 4.88m (16.01ft),  Kilometerpoint: 1.883,  Lanes on structure: 5,  Lanes under structure: 4,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 27.1m (88.9ft)

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Structure Number: 10000016012701,  Location: 1.17 M E OF MONT CO LINE (Lat: 39.021808,  Lng: -76.949928),  Route carried "under" structure: Interstate 495,  Year Built: 1967,  Structure Length: 0. m,  Average Daily Traffic: 139,680 (year 2009),  Features Intersected: IS 495 OL,  Facility Carried by Structure: IS 95X NBR
Minimum Vertical Clearance: 5.18m (16.99ft),  Kilometerpoint: 1.883,  Lanes on structure: 5,  Lanes under structure: 5,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 29.3m (96.1ft)

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Structure Number: 10000016017401,  Location: 0.4 M E OF MONT CO LINE (Lat: 39.018314,  Lng: -76.964244),  Route carried "under" structure: Interstate 495,  Year Built: 1964,  Structure Length: 0. m,  Average Daily Traffic: 242,500 (year 2009),  Features Intersected: IS 495 IL,  Facility Carried by Structure: MD 212
Minimum Vertical Clearance: 4.88m (16.01ft),  Kilometerpoint: 0.644,  Lanes on structure: 2,  Lanes under structure: 4,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Length of Maximum Span: 21.6m (70.9ft)

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