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Bridge Statistics for Thorne Bay, Alaska (AK) - Condition, Traffic, Stress, Structural Evaluation, Project CostsBack to: Thorne Bay, AK, Alaska, Alaska forum, All US cities. National Bridge Inventory (NBI) Statistics Number of bridges: 14 Total length: 46 meters (151ft) Total average daily traffic: 3,342 Total average daily truck traffic: 72 Total future (year 2028) average daily traffic: 3,674 National Bridge Inventory (NBI) Registered Bridges for Thorne Bay
Bridge Condition - Deck Bridge Condition - Superstructure Bridge Condition - Substructure Bridge Condition - Channel Find on map >>
Structure Number: 193, Location: PRINCE OF WALES (Lat: 56.016667, Lng: -132.833333), Route carried "on" structure: State highway , Year Built: 2006, Status: Open, Structure Length: 9.39m (30.81ft), Average Daily Traffic: 50 (year 2005), Truck Traffic: 1%, Average Future Daily Traffic: 60 (year 2028), Design Load: HS 20, Features Intersected: COFFMAN COVE FERRY TERM, Facility Carried by Structure: IFA FERRY ROUTE Minimum Vertical Clearance: 30.45m (99.90ft), Kilometerpoint: 0.161, Lanes on structure: 1, Toll: On toll road, Owner: State Highway Agency, Approaching Roadway Width: 6.1m (20.0ft), Material/Design: Steel, Design/Construction: Box Beam or Girders - Multiple, Number Of Spans In Main Unit: 1, Number Of Approach Spans: 6, Length of Maximum Span: 41.8m (137.1ft), Curb-To-Curb Width: 4.3m (14.1ft), Out-to-Out Width: 4.8m (15.7ft) Condition: Deck: Excellent, Superstructure: Excellent, Substructure: Excellent, Channel: Excellent, Structural Evaluation: High priority of corrective action, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Superior to present desirable criteria, Approach Roadway Alignment: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Underwater Inspection Frequency: Every 60 months, Inspection Date: October 2006, Deck Structure Type: Open Grating Find on map >>
Structure Number: 1184, Location: MILE POINT 8.0 (Lat: 55.605556, Lng: -132.488333), Route carried "on" structure: Other road , Year Built: 1996, Status: Open, Structure Length: 1.22m (4.00ft), Average Daily Traffic: 45 (year 2006), Truck Traffic: 17%, Average Future Daily Traffic: 50 (year 2028), Design Load: HS 20+Mod, Features Intersected: LOON CREEK, Facility Carried by Structure: KASAAN ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 12.875, Lanes on structure: 2, Owner: City or Municipal Highway Agency, Approaching Roadway Width: 4.9m (16.1ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 9.4m (30.8ft), Curb-To-Curb Width: 7.9m (25.9ft), Out-to-Out Width: 7.9m (25.9ft) Condition: Deck: Good, Superstructure: Good, Substructure: Very good, Channel: Very good, Inventory Rating: 56.7 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: Equal to present desirable criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Corrugated Steel, Wearing Surface/Protective System: Wearing Surface: Gravel Find on map >>
Structure Number: 1455, Location: MILE POINT 1.4 (Lat: 55.703333, Lng: -132.845000), Route carried "on" structure: State highway 929, Year Built: 1988, Status: Open, Structure Length: 3.35m (10.99ft), Average Daily Traffic: 363 (year 2006), Truck Traffic: 1%, Average Future Daily Traffic: 394 (year 2028), Features Intersected: CONTROL CREEK, Facility Carried by Structure: THORNE BAY ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 2.168, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 9.8m (32.2ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 31.7m (104.0ft), Curb-To-Curb Width: 8.9m (29.2ft), Out-to-Out Width: 9.2m (30.2ft) Condition: Deck: Very good, Superstructure: Very good, Substructure: Very good, Channel: Excellent, Inventory Rating: 48.6 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present desirable criteria, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Superior to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Concrete Cast-file-Place, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete, Deck Protection: Epoxy Coated Reinforcing Find on map >>
Structure Number: 1456, Location: MILE POINT 5.1 (Lat: 55.693333, Lng: -132.780000), Route carried "on" structure: State highway 929, Year Built: 1975, Status: Open, Structure Length: 3.84m (12.60ft), Average Daily Traffic: 363 (year 2006), Truck Traffic: 1%, Average Future Daily Traffic: 400 (year 2028), Features Intersected: RIO ROBERTS, Facility Carried by Structure: THORNE BAY ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.208, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Material/Design: Steel, Design/Construction: Girder and Floorbeam System, Number Of Spans In Main Unit: 3, Length of Maximum Span: 30.8m (101.0ft), Curb-To-Curb Width: 7.3m (24.0ft), Out-to-Out Width: 7.4m (24.3ft) Condition: Deck: Good, Superstructure: Fair, Substructure: Fair, Channel: Very good, Operating Rating: 86.4 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 40.5 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, Waterway Adequacy: Superior to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: September 2007, Critical Feature Inspection Date: April 2007, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber Find on map >>
Structure Number: 1457, Location: MILE POINT 5.5 (Lat: 55.696667, Lng: -132.770000), Route carried "on" structure: State highway 929, Year Built: 1975, Status: Open, Structure Length: 1.65m (5.41ft), Average Daily Traffic: 363 (year 2006), Truck Traffic: 1%, Average Future Daily Traffic: 400 (year 2028), Features Intersected: NEWLUNBERRY CREEK, Facility Carried by Structure: THORNE BAY ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 8.810, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 9.8m (32.2ft), Material/Design: Wood or Timber, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 15.5m (50.9ft), Curb-To-Curb Width: 8.7m (28.5ft), Out-to-Out Width: 9.1m (29.9ft) Condition: Deck: Fair, Superstructure: Very good, Substructure: Very good, Channel: Good, Operating Rating: 90.7 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 61.7 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present desirable criteria, Deck Geometry: Equal to present minimum criteria, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: September 2007, Critical Feature Inspection Date: April 2007, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber Find on map >>
Structure Number: 1458, Location: MILE POINT 7.3 (Lat: 55.686667, Lng: -132.728333), Route carried "on" structure: State highway 929, Year Built: 1975, Status: Open, Structure Length: 4.60m (15.09ft), Average Daily Traffic: 363 (year 2006), Truck Traffic: 1%, Average Future Daily Traffic: 400 (year 2028), Features Intersected: RIO BEAVER, Facility Carried by Structure: THORNE BAY ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 11.774, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 8.8m (28.9ft), Material/Design: Steel, Design/Construction: Girder and Floorbeam System, Number Of Spans In Main Unit: 3, Length of Maximum Span: 38.4m (126.0ft), Curb-To-Curb Width: 7.3m (24.0ft), Out-to-Out Width: 7.4m (24.3ft) Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Good, Operating Rating: 82.8 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 36.0 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, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: September 2007, Critical Feature Inspection Date: April 2007, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber Find on map >>
Structure Number: 1461, Location: MILE POINT 11.4 (Lat: 55.686667, Lng: -132.630000), Route carried "on" structure: State highway 929, Year Built: 1985, Year Reconstructed: 1987, Status: Open, Structure Length: 4.15m (13.62ft), Average Daily Traffic: 363 (year 2006), Truck Traffic: 1%, Average Future Daily Traffic: 400 (year 2028), Features Intersected: GOOSE CREEK, Facility Carried by Structure: THORNE BAY ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 18.321, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 9.8m (32.2ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Number Of Approach Spans: 2, Length of Maximum Span: 27.1m (88.9ft), Curb-To-Curb Width: 7.2m (23.6ft), Out-to-Out Width: 7.3m (24.0ft) Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Very good, Inventory Rating: 57.6 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Somewhat better than minimum adequacy, Deck Geometry: Meets minimum limits, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber Find on map >>
Structure Number: 1462, Location: MILE POINT 13.0 (Lat: 55.705000, Lng: -132.626667), Route carried "on" structure: State highway 929, Year Built: 1975, Status: Open, Structure Length: 5.00m (16.40ft), Average Daily Traffic: 363 (year 2006), Truck Traffic: 1%, Average Future Daily Traffic: 400 (year 2028), Features Intersected: THORNE RIVER, Facility Carried by Structure: THORNE BAY ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 20.904, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 10.4m (34.1ft), Material/Design: Steel, Design/Construction: Girder and Floorbeam System, Number Of Spans In Main Unit: 3, Length of Maximum Span: 42.4m (139.1ft), Curb-To-Curb Width: 7.3m (24.0ft), Out-to-Out Width: 7.3m (24.0ft) Condition: Deck: Fair, Superstructure: Fair, Substructure: Fair, Channel: Very good, Operating Rating: 62.1 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 45.9 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, Waterway Adequacy: Superior to present desirable criteria, Approach Roadway Alignment: Somewhat better than minimum adequacy, Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: September 2007, Critical Feature Inspection Date: April 2007, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber Find on map >>
Structure Number: 1463, Location: MILE POINT 13.6 (Lat: 55.708333, Lng: -132.613333), Route carried "on" structure: State highway 929, Year Built: 1975, Status: Open, Structure Length: 1.74m (5.71ft), Average Daily Traffic: 363 (year 2006), Truck Traffic: 1%, Average Future Daily Traffic: 400 (year 2028), Features Intersected: FALLS CREEK, Facility Carried by Structure: THORNE BAY ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 21.876, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 10.4m (34.1ft), Material/Design: Wood or Timber, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 16.8m (55.1ft), Curb-To-Curb Width: 7.3m (24.0ft), Out-to-Out Width: 7.7m (25.3ft) Condition: Deck: Fair, Superstructure: Very good, Substructure: Very good, Channel: Very good, Operating Rating: 99.8 metric tons, Method Used To Determine Operating Rating: Allowable Stress (AS), Inventory Rating: 57.2 metric tons, Method Used To Determine Inventory Rating: Allowable Stress (AS), Structural Evaluation: Equal to present desirable criteria, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber Find on map >>
Structure Number: 1464, Location: MILE POINT 14.1 (Lat: 55.710000, Lng: -132.611667), Route carried "on" structure: State highway 929, Year Built: 1989, Status: Open, Structure Length: 2.96m (9.71ft), Average Daily Traffic: 363 (year 2006), Truck Traffic: 1%, Average Future Daily Traffic: 400 (year 2028), Design Load: HS 20+Mod, Features Intersected: GRAVELLY CREEK, Facility Carried by Structure: THORNE BAY ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 22.642, Lanes on structure: 2, Owner: State Highway Agency, Approaching Roadway Width: 9.1m (29.9ft), Material/Design: Prestressed concrete, Design/Construction: Tee Beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 28.7m (94.2ft), Curb-To-Curb Width: 8.8m (28.9ft), Out-to-Out Width: 9.1m (29.9ft) Condition: Deck: Satisfactory, Superstructure: Very good, Substructure: Very good, Channel: Good, Inventory Rating: 66.6 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: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Concrete Precast Panels, Wearing Surface/Protective System: Wearing Surface: Monolithic Concrete Find on map >>
Structure Number: 1893, Location: MILE POINT 11.9 (Lat: 55.586111, Lng: -132.448889), Route carried "on" structure: Other road , Year Built: 1996, Status: Open, Structure Length: 2.56m (8.40ft), Average Daily Traffic: 45 (year 2006), Truck Traffic: 17%, Average Future Daily Traffic: 50 (year 2028), Features Intersected: TOLSTOI CREEK NO. 1, Facility Carried by Structure: IRR:KASAAN ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 19.151, Lanes on structure: 1, Owner: City or Municipal Highway Agency, Approaching Roadway Width: 4.3m (14.1ft), Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 1, Length of Maximum Span: 24.4m (80.1ft), Curb-To-Curb Width: 4.1m (13.5ft), Out-to-Out Width: 4.1m (13.5ft) Condition: Deck: Very good, Superstructure: Good, Substructure: Very good, Channel: Excellent, Operating Rating: 63.0 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Better than present minimum criteria, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Steel plate Find on map >>
Structure Number: 1894, Location: MILE POINT 10.6 (Lat: 55.605833, Lng: -132.454167), Route carried "on" structure: Other road , Year Built: 1996, Status: Open, Structure Length: 2.41m (7.91ft), Average Daily Traffic: 45 (year 2006), Truck Traffic: 17%, Average Future Daily Traffic: 50 (year 2028), Features Intersected: TOLSTOI CREEK NO. 2, Facility Carried by Structure: IRR:KASAAN ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 17.059, Lanes on structure: 1, Owner: City or Municipal Highway Agency, Approaching Roadway Width: 4.3m (14.1ft), 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: 4.1m (13.5ft), Out-to-Out Width: 4.1m (13.5ft) Condition: Deck: Very good, Superstructure: Very good, Substructure: Very good, Channel: Excellent, Operating Rating: 63.0 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Equal to present desirable criteria, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Steel plate Find on map >>
Structure Number: 1895, Location: MILE POINT 10.5 (Lat: 55.605556, Lng: -132.456111), Route carried "on" structure: Other road , Year Built: 1996, Status: Open, Structure Length: 1.95m (6.40ft), Average Daily Traffic: 45 (year 2006), Truck Traffic: 17%, Average Future Daily Traffic: 50 (year 2028), Features Intersected: TOLSTOI CREEK TRIBUTARY, Facility Carried by Structure: IRR:KASAAN ROAD Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 16.898, Lanes on structure: 1, Owner: City or Municipal Highway Agency, Approaching Roadway Width: 4.3m (14.1ft), Material/Design: Steel, Design/Construction: Truss - Thru, Number Of Spans In Main Unit: 1, Length of Maximum Span: 18.3m (60.0ft), Curb-To-Curb Width: 4.1m (13.5ft), Out-to-Out Width: 4.1m (13.5ft) Condition: Deck: Very good, Superstructure: Good, Substructure: Very good, Channel: Good, Operating Rating: 63.0 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Better than present minimum criteria, Deck Geometry: Somewhat better than minimum adequacy, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Critical Feature Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Steel plate Find on map >>
Structure Number: 2078, Location: THORNE BAY (Lat: 55.903333, Lng: -132.500000), Route carried "on" structure: City street , Year Built: 2000, Status: Open, Structure Length: 1.22m (4.00ft), Average Daily Traffic: 208 (year 2006), Truck Traffic: 10%, Average Future Daily Traffic: 220 (year 2028), Features Intersected: DEER CREEK, Facility Carried by Structure: SHORELINE DRIVE Minimum Vertical Clearance: 30+ m (98+ ft), Kilometerpoint: 1.327, Lanes on structure: 2, Owner: City or Municipal Highway Agency, Approaching Roadway Width: 6.1m (20.0ft), Material/Design: Steel, Design/Construction: Stringer/Multi-beam, Number Of Spans In Main Unit: 1, Length of Maximum Span: 11.6m (38.1ft), Curb-To-Curb Width: 4.9m (16.1ft), Out-to-Out Width: 4.9m (16.1ft) Condition: Deck: Good, Superstructure: Very good, Substructure: Good, Channel: Very good, Operating Rating: 63.0 metric tons, Inventory Rating: 32.4 metric tons, Structural Evaluation: Better than present minimum criteria, Deck Geometry: High priority of replacement, Waterway Adequacy: Equal to present desirable criteria, Approach Roadway Alignment: Equal to present minimum criteria, Designated Inspection Frequency: Every 24 months, Inspection Date: September 2007, Deck Structure Type: Wood or Timber, Wearing Surface/Protective System: Wearing Surface: Wood or Timber Discuss this city on our hugely popular Alaska forum Back to: Thorne Bay, AK, Alaska, All US cities.
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