Bridge Statistics for Saco, Montana (MT)
Condition, Traffic, Stress, Structural Evaluation, Project Costs

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Structure Number: L36037001+00001,  Location: 3M NW SACO (Lat: 48.485056,  Lng: -107.389694),  Route carried "on" structure: County highway 36315,  Year Built: 2003,  Status: Open,  Structure Length: 5.50m (18.04ft),  Average Daily Traffic: 100 (year 2022),  Truck Traffic: 3%,  Average Future Daily Traffic: 100 (year 2037),  Design Load: HS 20,  Features Intersected: BEAVER CREEK 118,  Facility Carried by Structure: DEHY RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 1.470,  Lanes on structure: 2,  Owner: County Highway Agency,  Approaching Roadway Width: 8.6m (28.2ft),  Skew: 2 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 18.5m (60.7ft),  Curb-To-Curb Width: 8.4m (27.6ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 73.2 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 34.5 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 minimum criteria,  Approach Roadway Alignment: Equal to present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: April 2020,  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: L36206000+05001,  Location: S SACO (Lat: 48.449556,  Lng: -107.345083),  Route carried "on" structure: County highway 36206,  Year Built: 1911,  Status: Closed,  Structure Length: 2.32m (7.61ft),  Average Daily Traffic: 49 (year 2020),  Truck Traffic: 3%,  Average Future Daily Traffic: 51 (year 2040),  Features Intersected: BEAVER CREEK 102,  Facility Carried by Structure: LARB CREEK RD
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 148.903,  Lanes on structure: 1,  Owner: County Highway Agency,  Approaching Roadway Width: 8.2m (26.9ft),  Material/Design: Steel,  Design/Construction: Truss - Thru,  Number Of Spans In Main Unit: 1,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 4.4m (14.4ft),  Out-to-Out Width: 4.8m (15.7ft)

Condition: Deck: Poor,  Superstructure: Critical,  Substructure: Critical,  Channel: Good,  Operating Rating: 13.6 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 10.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: High priority of replacement,  Deck Geometry: Equal to present minimum criteria,  Waterway Adequacy: Somewhat better than minimum adequacy,  Approach Roadway Alignment: Equal to present minimum criteria,  Bridge Posting: Required (Relationship of Operating Rating to Maximum Legal Load: > 39.9% below),  Length Of Structure Improvement: 3.20m (10.50ft),  Designated Inspection Frequency: Every 24 months,  Critical Feature Inspection Frequency: Every 24 months,  Other Special Inspection Frequency: Every 24 months,  Inspection Date: May 2020,  Critical Feature Inspection Date: May 2020,  Other Special Inspection Date: March 2022,  Bridge Improvement Cost: $131,000,  Roadway Improvement Cost: $66,000,  Total Project Cost: $197,000,  Deck Structure Type: Corrugated Steel,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: P00001499+01191,  Location: WEST EDGE OF SACO (Lat: 48.459528,  Lng: -107.352056),  Route carried "on" structure: US 2,  Year Built: 2003,  Status: Open,  Structure Length: 5.00m (16.40ft),  Average Daily Traffic: 1,112 (year 2020),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,168 (year 2040),  Design Load: HL 93,  Features Intersected: BEAVER CREEK
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 800.244,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 12.0m (39.4ft),  Skew: 1 degrees,  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 25.0m (82.0ft),  Curb-To-Curb Width: 12.0m (39.4ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Good,  Superstructure: Very good,  Substructure: Good,  Channel: Satisfactory,  Operating Rating: 60.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 44.5 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than 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,  Designated Inspection Frequency: Every 48 months,  Inspection Date: April 2018,  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: P00001501+00671,  Location: 1M EAST SACO (Lat: 48.451833,  Lng: -107.312611),  Route carried "on" structure: US 2,  Year Built: 1987,  Status: Open,  Structure Length: 5.91m (19.39ft),  Average Daily Traffic: 1,119 (year 2020),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,175 (year 2040),  Design Load: HS 20,  Features Intersected: BEAVER CREEK OVERFLOW
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 803.381,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 9.3m (30.5ft),  Material/Design: Steel continuous,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 22.9m (75.1ft),  Curb-To-Curb Width: 12.0m (39.4ft),  Out-to-Out Width: 12.8m (42.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Satisfactory,  Operating Rating: 75.3 metric tons,  Method Used To Determine Operating Rating: Load Factor (LF),  Inventory Rating: 45.4 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,  Designated Inspection Frequency: Every 24 months,  Inspection Date: June 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: P00001501+04181,  Location: 2M E SACO (Lat: 48.451778,  Lng: -107.303528),  Route carried "on" structure: US 2,  Year Built: 1987,  Status: Open,  Structure Length: 1.13m (3.71ft),  Average Daily Traffic: 1,119 (year 2020),  Truck Traffic: 8%,  Average Future Daily Traffic: 1,175 (year 2040),  Design Load: HS 20,  Features Intersected: BEAVER CREEK OVERFLOW
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 804.052,  Lanes on structure: 2,  Base Highway Network: Yes,  Owner: State Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Material/Design: Steel,  Design/Construction: Culvert,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 3.0m (9.8ft)

Condition: Channel: Satisfactory,  Culverts: Satisfactory,  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: April 2020

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Structure Number: S00243020+00001,  Location: 1M N SACO (Lat: 48.482278,  Lng: -107.345389),  Route carried "on" structure: State highway 243,  Year Built: 1936,  Status: Open,  Structure Length: 3.51m (11.52ft),  Average Daily Traffic: 228 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 239 (year 2040),  Design Load: H 15,  Features Intersected: DRAINAGE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 31.281,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.1m (23.3ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 6,  Length of Maximum Span: 5.9m (19.4ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 6.7m (22.0ft)

Condition: Deck: Good,  Superstructure: Satisfactory,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 39.9 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 28.1 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: S00243020+02001,  Location: 1M N SACO (Lat: 48.479611,  Lng: -107.345389),  Route carried "on" structure: State highway 243,  Year Built: 1936,  Status: Open,  Structure Length: 1.19m (3.90ft),  Average Daily Traffic: 228 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 239 (year 2040),  Design Load: H 15,  Features Intersected: DRAINAGE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 31.576,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 7.1m (23.3ft),  Material/Design: Wood or Timber,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 2,  Length of Maximum Span: 5.8m (19.0ft),  Curb or Sidewalk Widths: Left: 0.1m (0.3ft),  Right: 0.1m (0.3ft),  Curb-To-Curb Width: 6.4m (21.0ft),  Out-to-Out Width: 6.7m (22.0ft)

Condition: Deck: Satisfactory,  Superstructure: Good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 50.8 metric tons,  Method Used To Determine Operating Rating: Allowable Stress (AS),  Inventory Rating: 35.4 metric tons,  Method Used To Determine Inventory Rating: Allowable Stress (AS),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Meets minimum limits,  Waterway Adequacy: Equal to present minimum criteria,  Approach Roadway Alignment: Better than present minimum criteria,  Designated Inspection Frequency: Every 24 months,  Inspection Date: September 2021,  Deck Structure Type: Wood or Timber,  Wearing Surface/Protective System: Wearing Surface: Bituminous

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Structure Number: S00243020+06001,  Location: 1M N SACO (Lat: 48.474167,  Lng: -107.345333),  Route carried "on" structure: State highway 243,  Year Built: 2003,  Status: Open,  Structure Length: 4.48m (14.70ft),  Average Daily Traffic: 228 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 239 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: DRAINAGE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 32.180,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.0m (49.2ft),  Curb-To-Curb Width: 8.4m (27.6ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Good,  Superstructure: Good,  Substructure: Good,  Channel: Good,  Operating Rating: 61.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 37.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than 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,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: S00243020+07001,  Location: 1M N SACO (Lat: 48.471972,  Lng: -107.345306),  Route carried "on" structure: State highway 243,  Year Built: 2003,  Status: Open,  Structure Length: 4.48m (14.70ft),  Average Daily Traffic: 228 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 239 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: DRAINAGE
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 32.420,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.8m (28.9ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.0m (49.2ft),  Curb-To-Curb Width: 8.4m (27.6ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Good,  Channel: Good,  Operating Rating: 61.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 37.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Better than present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum 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: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing

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Structure Number: S00243020+08001,  Location: 1M N SACO (Lat: 48.467258,  Lng: -107.345283),  Route carried "on" structure: State highway 243,  Year Built: 2003,  Status: Open,  Structure Length: 4.48m (14.70ft),  Average Daily Traffic: 228 (year 2020),  Truck Traffic: 9%,  Average Future Daily Traffic: 239 (year 2040),  Design Load: HS 20+Mod,  Features Intersected: BEAVER CREEK OVERFLOW
Minimum Vertical Clearance: 30+ m (98+ ft),  Kilometerpoint: 32.946,  Lanes on structure: 2,  Owner: State Highway Agency,  Approaching Roadway Width: 8.1m (26.6ft),  Material/Design: Prestressed concrete,  Design/Construction: Stringer/Multi-beam,  Number Of Spans In Main Unit: 3,  Length of Maximum Span: 15.0m (49.2ft),  Curb-To-Curb Width: 8.4m (27.6ft),  Out-to-Out Width: 9.1m (29.9ft)

Condition: Deck: Satisfactory,  Superstructure: Very good,  Substructure: Satisfactory,  Channel: Good,  Operating Rating: 61.8 metric tons,  Method Used To Determine Operating Rating: Load and Resistance Factor (LRFR),  Inventory Rating: 37.9 metric tons,  Method Used To Determine Inventory Rating: Load and Resistance Factor (LRFR),  Structural Evaluation: Equal to present minimum criteria,  Deck Geometry: Somewhat better than minimum adequacy,  Waterway Adequacy: Better than present minimum 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: Monolithic Concrete,  Deck Protection: Epoxy Coated Reinforcing