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


  • National Bridge Inventory (NBI) Statistics
  • 13Number of bridges
  • 171ft / 51.9mTotal length
  • $30,000Total costs
  • 125,580Total average daily traffic
  • 11,990Total average daily truck traffic
  • 177,011Total future (year 2026) average daily traffic
  • National Bridge Inventory (NBI) Registered Bridges for Walker Mill
  • No street view available for this location

New bridges in Walker Mill, MD - historical statistics
  • New bridges - historical statistics
  • 51970-1979
  • 31980-1989
  • 31990-1999
  • 22000-2009
Average Bridge Daily Traffic in Walker Mill, MD
Bridge Condition - Deck
  • Bridge Condition - Deck
  • 25.0%Very good
  • 37.5%Good
  • 37.5%Satisfactory
Bridge Condition - Superstructure
  • Bridge Condition - Superstructure
  • 25.0%Very good
  • 12.5%Good
  • 50.0%Satisfactory
  • 12.5%Fair
Bridge Condition - Substructure
  • Bridge Condition - Substructure
  • 12.5%Very good
  • 37.5%Good
  • 50.0%Satisfactory
Bridge Condition - Channel
  • Bridge Condition - Channel
  • 23.1%Very good
  • 46.2%Good
  • 23.1%Satisfactory
  • 7.7%Fair
Bridge Condition - Culverts
  • Bridge Condition - Culverts
  • 40.0%Good
  • 60.0%Satisfactory
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Structure Number: 10000016025002,  Location: 0.37 MILE EAST OF MD 332 (Lat: 38.887333,  Lng: -76.892808),  Route carried "on" structure: State highway 214,  Year Built: 1979,  Status: Open,  Structure Length: 0.94m (3.08ft),  Average Daily Traffic: 53,991 (year 2009),  Truck Traffic: 8%,  Average Future Daily Traffic: 68,685 (year 2026),  Design Load: HS 20,  Features Intersected: CABIN BRANCH
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.874,  Lanes on structure: 4,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 28.0m (91.9ft),  Skew: 20 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Length of Maximum Span: 4.6m (15.1ft)

Condition: Channel: Satisfactory,  Culverts: Good,  Operating Rating: 43.5 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: Better than present minimum criteria,  Waterway Adequacy: Equal to present desirable 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: 200000F-200101,  Location: 0.75 MI W OF DUBLIN RD (Lat: 39.507939,  Lng: -77.381103),  Route carried "on" structure: County highway 461,  Year Built: 1979,  Status: Open,  Structure Length: 3.66m (12.01ft),  Average Daily Traffic: 3,030 (year 2018),  Truck Traffic: 10%,  Average Future Daily Traffic: 3,697 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: FISHING CREEK,  Facility Carried by Structure: DEVILBISS BRIDGE R
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.891,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Skew: 1 degrees,  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 36.6m (120.1ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 69.8 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: Equal to present minimum criteria,  Waterway Adequacy: Superior to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 3.66m (12.01ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 200000F-260201,  Location: 0.5 MI E OF MD RTE 194 (Lat: 39.492903,  Lng: -77.324283),  Route carried "on" structure: County highway 430,  Year Built: 1990,  Status: Open,  Structure Length: 2.29m (7.51ft),  Average Daily Traffic: 1,392 (year 2009),  Truck Traffic: 10%,  Average Future Daily Traffic: 2,000 (year 2032),  Design Load: HS 20+Mod,  Features Intersected: ISRAEL CREEK,  Facility Carried by Structure: DAYSVILLE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.853,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 8.8m (28.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Very good,  Superstructure: Satisfactory,  Substructure: Good,  Channel: Very good,  Inventory Rating: 68.9 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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 200000F-260301,  Location: 0.6 MI W OF DUBLIN RD (Lat: 39.506961,  Lng: -77.376269),  Route carried "on" structure: County highway 461,  Year Built: 1980,  Status: Open,  Structure Length: 15.24m (50.00ft),  Average Daily Traffic: 3,030 (year 2018),  Truck Traffic: 10%,  Average Future Daily Traffic: 3,697 (year 2038),  Design Load: HS 20+Mod,  Features Intersected: MONOCACY RIVER,  Facility Carried by Structure: DEVILBISS BRIDGE R
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 4.521,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 12.2m (40.0ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 61.0m (200.1ft),  Curb-To-Curb Width: 12.2m (40.0ft),  Out-to-Out Width: 13.2m (43.3ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 65.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 39.0 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 15.24m (50.00ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 200000F-260401,  Location: 0.55 MI E OF US RTE 15 (Lat: 39.480308,  Lng: -77.388958),  Route carried "on" structure: County highway 475,  Year Built: 1970,  Status: Open,  Structure Length: 15.24m (50.00ft),  Average Daily Traffic: 6,393 (year 2018),  Truck Traffic: 15%,  Average Future Daily Traffic: 11,763 (year 2038),  Design Load: HS 20,  Features Intersected: MONOCACY RIVER,  Facility Carried by Structure: BIGGS FORD ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.772,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.0m (36.1ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 7,  Length of Maximum Span: 22.9m (75.1ft),  Curb or Sidewalk Widths: Left: 0.9m (3.0ft),  Right: 0.0m,  Curb-To-Curb Width: 10.2m (33.5ft),  Out-to-Out Width: 12.3m (40.4ft)

Condition: Deck: Satisfactory,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Fair,  Operating Rating: 52.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 31.3 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete
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Structure Number: 200000F-260501,  Location: 0.5 MI S OF WALKERSVILLE (Lat: 39.474211,  Lng: -77.340364),  Route carried "on" structure: County highway 460,  Year Built: 1994,  Status: Open,  Structure Length: 2.26m (7.41ft),  Average Daily Traffic: 3,000 (year 2021),  Truck Traffic: 15%,  Average Future Daily Traffic: 5,940 (year 2041),  Design Load: HS 20+Mod,  Features Intersected: ISRAEL CREEK,  Facility Carried by Structure: CRUM ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 11.6m (38.1ft),  Skew: 2 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 21.3m (69.9ft),  Curb-To-Curb Width: 8.8m (28.9ft),  Out-to-Out Width: 9.8m (32.2ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Very good,  Inventory Rating: 68.9 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: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.26m (7.41ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 200000F-260601,  Location: 1 MI E OF MD RTE 194 (Lat: 39.467064,  Lng: -77.345958),  Route carried "on" structure: County highway 458,  Year Built: 1998,  Status: Open,  Structure Length: 2.77m (9.09ft),  Average Daily Traffic: 517 (year 2009),  Truck Traffic: 5%,  Average Future Daily Traffic: 620 (year 2032),  Design Load: HS 25 or greater,  Features Intersected: ISRAEL CREEK,  Facility Carried by Structure: STAUFFER ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.673,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.1m (29.9ft),  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 26.2m (86.0ft),  Curb or Sidewalk Widths: Left: 0.5m (1.6ft),  Right: 0.5m (1.6ft),  Curb-To-Curb Width: 9.1m (29.9ft),  Out-to-Out Width: 10.1m (33.1ft)

Condition: Deck: Very good,  Superstructure: Very good,  Substructure: Very good,  Channel: Good,  Inventory Rating: 71.2 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present desirable criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 200000F-261003,  Location: AT GLADE RD INTERSECTION (Lat: 39.840931,  Lng: -77.588744),  Route carried "on" structure: County highway 461,  Year Built: 1972,  Status: Open,  Structure Length: 0.98m (3.22ft),  Average Daily Traffic: 3,371 (year 2019),  Truck Traffic: 7%,  Average Future Daily Traffic: 5,010 (year 2039),  Features Intersected: GLADE CREEK,  Facility Carried by Structure: DEVILBISS BRIDGE R
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 2.124,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.7m (22.0ft),  Skew: 4 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Length of Maximum Span: 4.6m (15.1ft)

Condition: Channel: Good,  Culverts: Satisfactory,  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021
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Structure Number: 200000F-261103,  Location: 0.8 MI EAST OF MD 194 (Lat: 39.492375,  Lng: -77.317989),  Route carried "on" structure: County highway 430,  Year Built: 1975,  Year Reconstructed: 2005,  Status: Open,  Structure Length: 1.83m (6.00ft),  Average Daily Traffic: 1,392 (year 2009),  Truck Traffic: 10%,  Average Future Daily Traffic: 2,747 (year 2036),  Features Intersected: CABBAGE RUN,  Facility Carried by Structure: DAYSVILLE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.529,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 6.1m (20.0ft),  Skew: 6 degrees,  Material/Design: Steel,  Design/Construction: Culvert,  Length of Maximum Span: 0.0m

Condition: Channel: Good,  Culverts: Good,  Operating Rating: 76.6 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than 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: May 2021
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Structure Number: 200000F-261201,  Location: 0.6 MI S OF DAYSVILLE RD (Lat: 39.482303,  Lng: -77.327194),  Route carried "on" structure: County highway 457,  Year Built: 2006,  Status: Open,  Structure Length: 3.05m (10.01ft),  Average Daily Traffic: 1,100 (year 2007),  Truck Traffic: 10%,  Average Future Daily Traffic: 1,987 (year 2027),  Design Load: HS 25 or greater,  Features Intersected: ISRAEL CREEK,  Facility Carried by Structure: WATER STREET ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 9.8m (32.2ft),  Skew: 5 degrees,  Material/Design: Steel,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 28.3m (92.8ft),  Curb or Sidewalk Widths: Left: 0.3m (1.0ft),  Right: 0.3m (1.0ft),  Curb-To-Curb Width: 11.1m (36.4ft),  Out-to-Out Width: 11.7m (38.4ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Very good,  Inventory Rating: 75.3 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 2021,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete,  Deck Protection: Epoxy Coated Reinforcing
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Structure Number: 200000F-W-0103,  Location: 1.5 MI E OF US RTE 15 (Lat: 39.481614,  Lng: -77.370444),  Route carried "on" structure: City street 152,  Year Built: 2004,  Status: Open,  Structure Length: 0.85m (2.79ft),  Average Daily Traffic: 3,474 (year 2019),  Truck Traffic: 15%,  Average Future Daily Traffic: 5,165 (year 2039),  Features Intersected: DUBLIN BRANCH,  Facility Carried by Structure: BIGGS FORD ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 0.000,  Lanes on structure: 3,  Owner: County Highway Agency,  Approaching Roadway Width: 7.0m (23.0ft),  Skew: 2 degrees,  Material/Design: Concrete,  Design/Construction: Culvert,  Length of Maximum Span: 1.5m (4.9ft),  Curb or Sidewalk Widths: Left: 0.0m,  Right: 1.2m (3.9ft)

Condition: Channel: Good,  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,  Waterway Adequacy: Equal to present desirable criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: May 2021
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Structure Number: 200000P-020302,  Location: 0.37 MI SE OF MD 214 (Lat: 38.884792,  Lng: -76.860528),  Route carried "on" structure: County highway 87,  Year Built: 1980,  Status: Posted for load,  Structure Length: 0.70m (2.30ft),  Average Daily Traffic: 22,445 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 32,850 (year 2036),  Design Load: HS 20,  Features Intersected: SOUTHWEST BRANCH,  Facility Carried by Structure: RITCHIE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.390,  Lanes on structure: 4,  Owner: County Highway Agency,  Approaching Roadway Width: 15.9m (52.2ft),  Material/Design: Concrete,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 3.4m (11.2ft),  Curb or Sidewalk Widths: Left: 2.7m (8.9ft),  Right: 2.7m (8.9ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  Operating Rating: 58.5 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 35.8 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Equal to present minimum criteria,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 0.70m (2.30ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $2,000,  Total Project Cost: $2,000
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Structure Number: 200000P-020401,  Location: 0.47 MI SE OF MD 214 (Lat: 38.883247,  Lng: -76.859978),  Route carried "on" structure: County highway 87,  Year Built: 1980,  Status: Open,  Structure Length: 2.13m (6.99ft),  Average Daily Traffic: 22,445 (year 2016),  Truck Traffic: 10%,  Average Future Daily Traffic: 32,850 (year 2036),  Design Load: HS 20,  Features Intersected: SOUTHWEST BRANCH,  Facility Carried by Structure: RITCHIE ROAD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 5.229,  Lanes on structure: 4,  Owner: County Highway Agency,  Approaching Roadway Width: 15.9m (52.2ft),  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: 15.9m (52.2ft),  Out-to-Out Width: 19.6m (64.3ft)

Condition: Deck: Good,  Superstructure: Fair,  Substructure: Good,  Channel: Satisfactory,  Inventory Rating: 71.7 metric tons,  Method Used To Determine Inventory Rating: Load Factor (LF),  Structural Evaluation: Somewhat better than minimum adequacy,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Better than present minimum criteria,  Approach Roadway Alignment: Equal to present desirable criteria,  Length Of Structure Improvement: 2.13m (6.99ft),  Designated Inspection Frequency: Every 24 months,  Inspection Date: January 2021,  Bridge Improvement Cost: $21,000,  Roadway Improvement Cost: $7,000,  Total Project Cost: $28,000,  Deck Structure Type: Concrete Cast-file-Place,  Wearing Surface/Protective System: Wearing Surface: Integral Concrete
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