EAST ¼ LINE BRIDGE, CONCESSION 2

Transcription

1 NORFOLK COUNTY EAST ¼ LINE BRIDGE, CONCESSION 2 Site Number VILLA NOVA ROAD, TOWNSEND 1.13 km S of County Road 20

2 Ontario Structure Inspection Manual - Inspection Form Site Number: Inventory Structure Name East 1/4 Line Bridge Concession 2 On Crossing Rail Road Navig. Water Main Hwy/Road # VILLA NOVA RD Type: Ped. Other Non-Navig. Water Under Hwy/Road Name VILLA NOVA ROAD, TOWNSEND Structure Location 1.13km S of County Road 20 Latitude 43d 01' 12" N Longitude 80d 14' 07" W Heritage Not Cons. List/not Design. Owner(s) Norfolk County Designation: Cons./not App. Desig./not List Desig. & List MTO Region 30 Southwestern Road Class: Freeway Arterial Collector Local MTO District 31 London / Stratford Posted Speed 80 No. of Lanes 2 Old County 20 Norfolk AADT 506 % Trucks Geographic Twp. 125 Townsend Inspection Route Sequence Structure Type 15 Rigid Frame, Vertical Legs Interchange Number Total Deck Length 14.9 (m) Interchange Overall Str. Width 8.2 (m) Min. Vertical Clearance 2.2 (m) Total Deck Area (m 2 ) Special Route Truck Emergency School Bicycle Roadway Width 6 (m) Detour Length Around Bridge 6.4 (km) Skew Angle (Degrees) Direction of Structure North / South No. of Spans 1 Fill on Structure 0.3 (m) Span Length 13.4 (m) Historical Year Built Last OSIM Inspection Year of Last Major Rehab. Last Evaluation Last Enhanced OSIM Inspection Current Load Limit / / (tonnes) Enhanced Access Equipment (ladder, boat, lift, etc.) Last Underwater Inspection Last Condition Survey Rehab History: 1960 (Date/description) May 26, 2014 Load Limit By-Law # By-Law Expiry Date Page 1

3 Ontario Structure Inspection Manual - Inspection Form Site Number: Field Inspection Information: Date of Inspection: June 29, 2016 Type of Inspection: OSIM Enhanced OSIM Inspector: Others in Party: Access Equipment Used: Weather: Ben Buchwald M.Eng., EIT, G. Douglas Vallee Ltd. John McMorrow Hammer, Binoculars, Measuring Tape, Camera, etc. Sunny Temperature: 19 o C Additional Investigation Required: Material Condition Survey Detailed Deck Condition Survey: Non-destructive Delamination Survey of Asphalt-Covered Deck: Concrete Substructure Condition Survey: Detailed Coating Condition Survey: Detailed Timber Investigation Post-Tensioned Strand Investigation Underwater Investigation: Fatigue Investigation: Seismic Investigation: Structure Evaluation: Monitoring Monitoring of Deformations, Settlements and Movements: Monitoring Crack Widths: Investigation Notes: Priority Normal Urgent Overall Structure Notes: Recommended Work on Structure: Minor Rehab. Replace Maintenance Major Rehab. Timing of Recommended Work: 1 to 5 years 6 to 10 years Overall Repairs to be made in 1-5 years. Date of next Inspection: June 1, 2018 Suspected Performance Deficiencies 01 Load carrying capacity 07 Bearing not uniformly loaded/unstable 12 Slippery surfaces 02 Excessive deformations (deflections & rotations) 08 Jammed expansion joint 13 Flooding/channel blockage 03 Continuing settlement 09 Pedestrian/vehicular hazard 14 Undermining of foundation 04 Continuing movements 10 Rough riding surface 15 Unstable embankments 05 Seized bearings 11 Deck drainage 16 Other Maintenance Needs 01 Lift and swing bridge maintenance 07 Repair to structural steel 13 Erosion control at bridges 02 Bridge cleaning 08 Repair of bridge concrete 14 Concrete sealing 03 Bridge handrail maintenance 09 Repair of bridge timber 15 Rout and seal 04 Painting steel bridge structures 10 Bailey bridges - maintenance 16 Bridge deck drainage 05 Bridge deck joint repair 11 Animal/pest control 17 Scaling (Loose concrete or ACR steel) 06 Bridge bearing maintenance 12 Bridge surface repair 18 Other Page 2

4 Ontario Structure Inspection Manual - Inspection Form Site Number: Rehabilitation Required: Rehab Replace Element Priority Urgent Within 1 yr 1-5 yrs 6-10 yrs Wingwalls Wearing Surface (app) Barrier/Parapet Walls Drainage Soffit Thick slab Wearing Surface Streams and Waterways Foundation (below ground level) Sign Estimated Construction Cost Total Cost $0 Associated Work: Additional Investigations Traffic Management Utilities Road Allowance Environmental Assessment Engineering Other Contingencies Comments Estimated Construction Cost Total Cost $0 Justification: Notes: Construction Cost: Associated Work Cost: TOTAL Estimated Cost: $0 $0 $0 Page 3

5 Ontario Structure Inspection Manual - Inspection Form Site Number: Element Data Element Group: 900 Abutments Length: Element Name: 903 Wingwalls Width: Location: North and South Height: 4 Element Type: Total Quantity: 4 Each Environment: Moderate Limited Inspection: Condition Units Exc. Good Fair Poor Each Minor spalling and efflorescence. Northwest wingwall has minor spall and deterioration. Recommended Work: Rehab Replace Maintenance Needs: Bridge Concrete Repair Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Element Group: 1600 Approaches Length: Element Name: 1601 Wearing Surface (app) Width: Location: Top of Deck Height: 1 Element Type: Total Quantity: 1 Each Environment: Severe Limited Inspection: Condition Units Exc. Good Fair Poor Each Transverse crack at South approach. Minor rutting and polishing. Recommended Work: Rehab Replace Maintenance Needs: Rout and Seal Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Element Group: 400 Barriers Length: 25 Element Name: 401 Barrier/Parapet Walls Width: Location: Height: Element Type: Total Quantity: 32.5 m Environment: Moderate Limited Inspection: Condition Units Exc. Good Fair Poor m Gap in middle of both sides Recommended Work: Rehab Replace Maintenance Needs: Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Page 4

6 Ontario Structure Inspection Manual - Inspection Form Site Number: Element Data Element Group: 100 Decks Length: Element Name: 106 Drainage Width: Location: East and West Height: 4 Element Type: 4 Metal Drain Pipes Total Quantity: 4 Each Environment: Severe Limited Inspection: Condition Units Exc. Good Fair Poor Each Drain pipes are too short - allows water and salt to migrate onto deck underside. Extend. Recommended Work: Rehab Replace Maintenance Needs: Bridge Deck Drainage Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Element Group: 100 Decks Length: 13.4 Element Name: 104 Soffit Thick slab Width: 8.2 Location: Height: 1 Element Type: Total Quantity: m Environment: Benign Limited Inspection: Condition Units Exc. Good Fair Poor m Narrow cracks along length of soffit. Cold joint on south abutment. Deterioration and leaking from deck drains on soffit. Recommended Work: Rehab Replace Maintenance Needs: Bridge Concrete Repair Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Element Group: 100 Decks Length: Element Name: 101 Wearing Surface Width: Location: Top of Deck Height: 1 Element Type: Total Quantity: 1 Each Environment: Severe Limited Inspection: Condition Units Exc. Good Fair Poor Each There is approx. 0.3m of asphalt on top of deck. Deck top is only visible at curb edge. The asphalt doesn't extend to edge of road, leaving a drop off on the edge of the road. Cracking and settlement on approach. Recommended Work: Rehab Replace Maintenance Needs: Bridge Concrete Repair Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Page 5

7 Ontario Structure Inspection Manual - Inspection Form Site Number: Element Data Element Group: 1400 Embankments & Streams Length: Element Name: 1401 Streams and Waterways Width: Location: Height: 1 Element Type: Total Quantity: 1 Each Environment: Condition Units Exc. Good Fair Poor Each Regrade road to drain to slope. Limited Inspection: Recommended Work: Rehab Replace Maintenance Needs: Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Element Group: 1300 Foundations Length: Element Name: 1301 Foundation (below ground level) Width: Location: Height: Element Type: Total Quantity: Environment: Condition Units Exc. Good Fair Poor Limited inspection - Not visible. Limited Inspection: Recommended Work: Rehab Replace Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Element Group: 1500 Signs Length: Element Name: 1501 Sign Width: Location: Height: 4 Element Type: Total Quantity: 4 Each Environment: Severe Limited Inspection: Condition Units Exc. Good Fair Poor Each Hazard signs are low and partially visible. Maintenance Needs: Recommended Work: Rehab Replace Maintenance Needs: Timing: Urgent < 1yr 1-5 yr 6-10 yr Urgent 1 year 2 year Page 6

8 Figure 1 North Approach Figure 2 South Approach

9 Figure 3 East Profile Figure 4 West Profile

10 Figure 5 Upstream Figure 6 Downstream

11 Figure 7 North Abutment Figure 8 South Abutment

12 Figure 9 Soffit Figure 10 Typical Wingwall

13 Figure 11 Spalling and Deterioration at Edge of Northeast Wingwall Figure 12 Chloride Evident at North Abutment

14 Figure 13 Typical Staining at Deck Drain Figure 14 Utility Line on East Fascia

15 Figure 15 Typical Barrier with Minor Staining Figure 16 Typical Deck Drain and Crack in Curb

16 Figure 17 Transverse Crack in Wearing Surface