APPENDIX A GEOTECHNICAL REPORT

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1 The City of Winnipeg Bid Opportunity No Template Version: C RW APPENDIX A GEOTECHNICAL REPORT

2 AECOM 99 Commerce Drive tel Winnipeg, MB, Canada R3P 0Y fax March 0, 06 Mr. Kevin Rae AECOM Canada Ltd. 99 Commerce Drive Winnipeg, Manitoba R3P 0Y7 Dear Mr. Rae: Project No: (40) Regarding: Local Streets Package 6-R-04 Contract Geotechnical Summary This report summarizes the results of the subsurface investigation completed for the proposed 06 Local Street Renewals of Artillery Street and Flint Street. The objective of the investigation is to provide information related to the existing pavement and soil stratigraphy underneath. Four test holes (TH6-0 to TH6-04) were drilled on Artillery Street and two test holes (TH6-05 and TH6-06) were drilled on Flint Street. The approximate location of the test holes are shown on Figures 0 and 0 in Appendix A. Pavement coring was completed using a hollow 50 mm diameter diamond core drill bit. Core samples were recovered and logged at AECOM s Materials Laboratory. Photos of core samples are included in Appendix A. The test hole drilling was completed by Paddock Drilling Ltd. using a truck mounted drill rig equipped with 5 mm diameter solid stem augers. The test holes were advanced to a depth of. m below road surface. During the drilling, AECOM personnel observed subsurface conditions and visually classified the soil samples. Other pertinent information such as groundwater and drilling conditions were also recorded. Disturbed soil samples from auger cuttings retrieved during the field investigation were transported to AECOM s Materials Laboratory for further testing and classification. The laboratory soil testing consisted of Moisture Content determination, Atterberg Limits and Grain Size Distribution tests. The test results are recorded on the test hole logs and in the laboratory testing summary Table 0, both included in Appendix A. RPT_ _Rae, K_Subsurface Investigation_ Docx

4 Mr. Kevin Rae Page 3 March 0, 06 Statement of Qualifications and Limitations The attached Report (the Report ) has been prepared by AECOM Canada Ltd. ( Consultant ) for the benefit of the client ( Client ) in accordance with the agreement between Consultant and Client, including the scope of work detailed therein (the Agreement ). The information, data, recommendations and conclusions contained in the Report (collectively, the Information ): is subject to the scope, schedule, and other constraints and limitations in the Agreement and the qualifications contained in the Report (the Limitations ); represents Consultant s professional judgement in light of the Limitations and industry standards for the preparation of similar reports; may be based on information provided to Consultant which has not been independently verified; has not been updated since the date of issuance of the Report and its accuracy is limited to the time period and circumstances in which it was collected, processed, made or issued; must be read as a whole and sections thereof should not be read out of such context; was prepared for the specific purposes described in the Report and the Agreement; and in the case of subsurface, environmental or geotechnical conditions, may be based on limited testing and on the assumption that such conditions are uniform and not variable either geographically or over time. Consultant shall be entitled to rely upon the accuracy and completeness of information that was provided to it and has no obligation to update such information. Consultant accepts no responsibility for any events or circumstances that may have occurred since the date on which the Report was prepared and, in the case of subsurface, environmental or geotechnical conditions, is not responsible for any variability in such conditions, geographically or over time. Consultant agrees that the Report represents its professional judgement as described above and that the Information has been prepared for the specific purpose and use described in the Report and the Agreement, but Consultant makes no other representations, or any guarantees or warranties whatsoever, whether express or implied, with respect to the Report, the Information or any part thereof. Without in any way limiting the generality of the foregoing, any estimates or opinions regarding probable construction costs or construction schedule provided by Consultant represent Consultant s professional judgement in light of its experience and the knowledge and information available to it at the time of preparation. Since Consultant has no control over market or economic conditions, prices for construction labour, equipment or materials or bidding procedures, Consultant, its directors, officers and employees are not able to, nor do they, make any representations, warranties or guarantees whatsoever, whether express or implied, with respect to such estimates or opinions, or their variance from actual construction costs or schedules, and accept no responsibility for any loss or damage arising therefrom or in any way related thereto. Persons relying on such estimates or opinions do so at their own risk. Except () as agreed to in writing by Consultant and Client; () as required by-law; or (3) to the extent used by governmental reviewing agencies for the purpose of obtaining permits or approvals, the Report and the Information may be used and relied upon only by Client. Consultant accepts no responsibility, and denies any liability whatsoever, to parties other than Client who may obtain access to the Report or the Information for any injury, loss or damage suffered by such parties arising from their use of, reliance upon, or decisions or actions based on the Report or any of the Information ( improper use of the Report ), except to the extent those parties have obtained the prior written consent of Consultant to use and rely upon the Report and the Information. Any injury, loss or damages arising from improper use of the Report shall be borne by the party making such use. AECOM: AECOM Canada Ltd. All Rights Reserved. RPT_ _Rae, K_Subsurface Investigation_ Docx

9 Appendix A - Test Hole Location Plans - Test Hole Logs - Summary of Laboratory Soil Testing - Pavement Core Photographs RPT_ _Rae, K_Subsurface Investigation_ Docx

12 PROJECT: 06 Local Streets Pkg 6-R-04 Contract CLIENT: City of Winnipeg LOCATION: Artillery Street; 5 m N of Pritchard Avenue, Centreline, #89 Pritchard Avenue CONTRACTOR: Paddock Drilling Ltd. METHOD: 5 mm SSA GRAB SHELBY TUBE SPLIT SPOON BULK DEPTH (m) 0 SOIL SYMBOL Concrete (00 mm) SOIL DESCRIPTION SAMPLE # PENETRATION TESTS Becker Dynamic Cone SPT (Standard Pen Test) (Blows/300mm) Total Unit Wt (kn/m 3 ) Plastic MC Liquid TESTHOLE NO: TH6-0 PROJECT NO.: ELEVATION (m): NO RECOVERY CORE UNDRAINED SHEAR STRENGTH Torvane QU/ Lab Vane Pocket Pen. Field Vane (kpa) COMMENTS DEPTH SILTY CLAY (FILL) - sandy - brown, moist, frozen - intermediate plasticity SILTY CLAY - brown, moist - intermediate to high plasticity G6 G63 (G6): Gravel: 0.9%, Sand:.9%, Silt: 37.%, Clay: 39.% G64 - frozen to. m - firm below. m G65-50 mm thick silt and sand layer at.4 m G66 G67 LOG OF TEST HOLE THL_CONTRACT _ GPJ UMA WINN.GDT 3/0/6 3 END OF TEST HOLE AT. m IN SILTY CLAY. NOTES:. No sloughing.. No seepage. 3. Test hole backfilled with auger cuttings and bentonite seal, and 50 mm asphalt patch at surface. G68 LOGGED BY: Matt Lotecki REVIEWED BY: Aaron Kaluzniak PROJECT ENGINEER: Kevin Rae COMPLETION DEPTH:.3 m COMPLETION DATE: /4/6 Page of

13 PROJECT: 06 Local Streets Pkg 6-R-04 Contract CLIENT: City of Winnipeg LOCATION: Artillery Street; 5 m N of Manitoba Avenue, Centreline, #897 Manitoba Avenue CONTRACTOR: Paddock Drilling Ltd. METHOD: 5 mm SSA GRAB SHELBY TUBE SPLIT SPOON BULK DEPTH (m) 0 SOIL SYMBOL Concrete (00 mm) SOIL DESCRIPTION SAMPLE # PENETRATION TESTS Becker Dynamic Cone SPT (Standard Pen Test) (Blows/300mm) Total Unit Wt (kn/m 3 ) Plastic MC Liquid TESTHOLE NO: TH6-0 PROJECT NO.: ELEVATION (m): NO RECOVERY CORE UNDRAINED SHEAR STRENGTH Torvane QU/ Lab Vane Pocket Pen. Field Vane (kpa) COMMENTS DEPTH CLAY - some silt, trace silt inclusions - brown, moist, firm - high plasticity G69 G70-50 mm thick silt and sand layer at 0.9 m G7 G7 G73 LOG OF TEST HOLE THL_CONTRACT _ GPJ UMA WINN.GDT 3/0/6 3 END OF TEST HOLE AT. m IN CLAY. NOTES:. No sloughing.. No seepage. 3. Test hole backfilled with auger cuttings and bentonite seal, and 50 mm asphalt patch at surface. G74 G75 LOGGED BY: Matt Lotecki REVIEWED BY: Aaron Kaluzniak PROJECT ENGINEER: Kevin Rae (G74): Gravel: 0.0%, Sand: 0.0%, Silt:.4%, Clay: 88.6% COMPLETION DEPTH:.3 m COMPLETION DATE: /4/6 Page of

14 PROJECT: 06 Local Streets Pkg 6-R-04 Contract CLIENT: City of Winnipeg LOCATION: Artillery Street; 5 m S of Magnus Avenue, Centreline, #896 Magnus Avenue CONTRACTOR: Paddock Drilling Ltd. METHOD: 5 mm SSA GRAB SHELBY TUBE SPLIT SPOON BULK DEPTH (m) 0 SOIL SYMBOL Concrete (50 mm) SOIL DESCRIPTION SAMPLE # PENETRATION TESTS Becker Dynamic Cone SPT (Standard Pen Test) (Blows/300mm) Total Unit Wt (kn/m 3 ) Plastic MC Liquid TESTHOLE NO: TH6-03 PROJECT NO.: ELEVATION (m): NO RECOVERY CORE UNDRAINED SHEAR STRENGTH Torvane QU/ Lab Vane Pocket Pen. Field Vane (kpa) COMMENTS DEPTH SILTY CLAY - trace sand, trace silt inclusions - brown, moist - intermediate plasticity G76 G77 G78 - frozen to. m - firm below. m G79 G80 G8 LOG OF TEST HOLE THL_CONTRACT _ GPJ UMA WINN.GDT 3/0/6 3 END OF TEST HOLE AT. m IN SILTY CLAY. NOTES:. No sloughing.. No seepage. 3. Test hole backfilled with auger cuttings and bentonite seal, and 50 mm asphalt patch at surface. G8 LOGGED BY: Matt Lotecki REVIEWED BY: Aaron Kaluzniak PROJECT ENGINEER: Kevin Rae COMPLETION DEPTH:.3 m COMPLETION DATE: /4/6 Page of

15 PROJECT: 06 Local Streets Pkg 6-R-04 Contract CLIENT: City of Winnipeg LOCATION: Artillery Street; 30 m S of Burrows Avenue, Centreline, #89 Burrows Avenue CONTRACTOR: Paddock Drilling Ltd. METHOD: 5 mm SSA GRAB SHELBY TUBE SPLIT SPOON BULK DEPTH (m) 0 SOIL SYMBOL Concrete (50 mm) SOIL DESCRIPTION SAMPLE # PENETRATION TESTS Becker Dynamic Cone SPT (Standard Pen Test) (Blows/300mm) Total Unit Wt (kn/m 3 ) Plastic MC Liquid TESTHOLE NO: TH6-04 PROJECT NO.: ELEVATION (m): NO RECOVERY CORE UNDRAINED SHEAR STRENGTH Torvane QU/ Lab Vane Pocket Pen. Field Vane (kpa) COMMENTS DEPTH CLAY - silty - brown, moist - intermediate to high plasticity G83 G84 - frozen to 0.9 m - firm below 0.9 m G85 CLAYEY SILT - brown, moist to wet, soft - low plasticity - homogenous G86 G87 (G87): Gravel: 0.%, Sand: 6.9%, Silt: 66.0%, Clay: 7.0% G88 LOG OF TEST HOLE THL_CONTRACT _ GPJ UMA WINN.GDT 3/0/6 3 END OF TEST HOLE AT. m IN CLAYEY SILT. NOTES:. No sloughing.. No seepage. 3. Test hole backfilled with auger cuttings and bentonite seal, and 50 mm asphalt patch at surface. G89 LOGGED BY: Matt Lotecki REVIEWED BY: Aaron Kaluzniak PROJECT ENGINEER: Kevin Rae COMPLETION DEPTH:.3 m COMPLETION DATE: /4/6 Page of

16 PROJECT: 06 Local Streets Pkg 6-R-04 Contract CLIENT: City of Winnipeg LOCATION: Flint Street; 0 m N of Notre Dame Avenue, Centreline, #465 Notre Dame Avenue CONTRACTOR: Paddock Drilling Ltd. METHOD: 5 mm SSA GRAB SHELBY TUBE SPLIT SPOON BULK DEPTH (m) 0 SOIL SYMBOL Asphalt (50 mm) Concrete (50 mm) SOIL DESCRIPTION SAMPLE # PENETRATION TESTS Becker Dynamic Cone SPT (Standard Pen Test) (Blows/300mm) Total Unit Wt (kn/m 3 ) Plastic MC Liquid TESTHOLE NO: TH6-05 PROJECT NO.: ELEVATION (m): NO RECOVERY CORE UNDRAINED SHEAR STRENGTH Torvane QU/ Lab Vane Pocket Pen. Field Vane (kpa) COMMENTS DEPTH SILTY CLAY - trace sand, trace gravel - brown, moist - high plasticity G90 G9 - frozen to 0.9 m - firm below 0.9 m G9 (G9): Gravel: 0.%, Sand: 8.%, Silt: 3.6%, Clay: 59.% G93 CLAYEY SILT - trace sand - brown, moist to wet, soft to firm - low to intermediate plasticity G94 G95 LOG OF TEST HOLE THL_CONTRACT _ GPJ UMA WINN.GDT 3/0/6 3 END OF TEST HOLE AT. m IN CLAYEY SILT. NOTES:. No sloughing.. No seepage. 3. Test hole backfilled with auger cuttings and bentonite seal, and 50 mm asphalt patch at surface. G96 LOGGED BY: Matt Lotecki REVIEWED BY: Aaron Kaluzniak PROJECT ENGINEER: Kevin Rae COMPLETION DEPTH:.3 m COMPLETION DATE: /4/6 Page of

17 PROJECT: 06 Local Streets Pkg 6-R-04 Contract CLIENT: City of Winnipeg LOCATION: Flint Street; 0 m S of Winnipeg Avenue West, Centreline, #4 Winnipeg Avenue West CONTRACTOR: Paddock Drilling Ltd. METHOD: 5 mm SSA GRAB SHELBY TUBE SPLIT SPOON BULK DEPTH (m) 0 SOIL SYMBOL Concrete (50 mm) SOIL DESCRIPTION SAMPLE # PENETRATION TESTS Becker Dynamic Cone SPT (Standard Pen Test) (Blows/300mm) Total Unit Wt (kn/m 3 ) Plastic MC Liquid TESTHOLE NO: TH6-06 PROJECT NO.: ELEVATION (m): NO RECOVERY CORE UNDRAINED SHEAR STRENGTH Torvane QU/ Lab Vane Pocket Pen. Field Vane (kpa) COMMENTS DEPTH SAND and CLAY (FILL) - silty, some gravel - brown, moist, frozen - intermediate plasticity CLAY - silty, trace sand, trace gravel - brown, moist - intermediate plasticity G97 G98 (G97): Gravel: 4.4%, Sand: 3.3%, Silt:.4%, Clay: 30.9% - frozen to 0.9 m - firm below 0.9 m G99 G00 CLAYEY SILT - trace sand - brown, moist to wet, firm to soft - low plasticity G0 G0 LOG OF TEST HOLE THL_CONTRACT _ GPJ UMA WINN.GDT 3/0/6 3 END OF TEST HOLE AT. m IN CLAYEY SILT. NOTES:. No sloughing.. No seepage. 3. Test hole backfilled with auger cuttings and bentonite seal, and 50 mm asphalt patch at surface. G03 LOGGED BY: Matt Lotecki REVIEWED BY: Aaron Kaluzniak PROJECT ENGINEER: Kevin Rae (G03): Gravel: 0.%, Sand:.4%, Silt: 63.6%, Clay: 4.% COMPLETION DEPTH:.3 m COMPLETION DATE: /4/6 Page of

18 Test Hole No. TH6-0 TH6-0 TH6-03 TH6-04 TH6-05 Testhole Location Artillery Street; 5 m N of Pritchard Avenue, Centreline, #89 Pritchard Avenue Artillery Street; 5 m N of Manitoba Avenue, Centreline, #897 Manitoba Avenue Artillery Street; 5 m S of Magnus Avenue, Centreline, #896 Magnus Avenue Artillery Street; 30 m S of Burrows Avenue, Centreline, #89 Burrows Avenue Flint Street; 0 m N of Notre Dame Avenue, Centreline, #465 Notre Dame Avenue Pavement Surface Type Asphalt Thickness (mm) N/A Concrete 00 Asphalt Concrete Asphalt Concrete Asphalt Concrete N/A 00 N/A 50 N/A 50 Asphalt 50 Concrete City of Winnipeg Local Streets Pkg 6-R-04 Contract Geotechnical Investigation Table 0- Summary of Laboratory Soil Testing Pavement Structure Material Type None None None None Thickness (mm) * Note Subgrade Description based on City of Winnipeg Specifications for Geotechnical Investigation Requirements for Public Works Projects (September 05) 50 None N/A N/A N/A N/A N/A Subgrade Description * Sample Depth (m) Moisture Content (%) Hydrometer Analysis Atterberg Limits Gravel Liquid Plastic Sand (%) Silt (%) Clay (%) (%) Limit Limit SILTY CLAY SILTY CLAY SILTY CLAY Plasticity Index SILTY CLAY. 4.4 SILTY CLAY SILTY CLAY SILTY CLAY CLAY CLAY CLAY CLAY. 3.9 CLAY CLAY CLAY. 4. SILTY CLAY SILTY CLAY SILTY CLAY SILTY CLAY. 3. SILTY CLAY SILTY CLAY SILTY CLAY CLAY CLAY CLAY CLAYEY SILT. 3. CLAYEY SILT CLAYEY SILT CLAYEY SILT. 3.8 SILTY CLAY SILTY CLAY SILTY CLAY SILTY CLAY. 7.7 SILTY CLAY CLAYEY SILT CLAYEY SILT. 4.0

19 Test Hole No. TH6-06 Testhole Location Flint Street; 0 m S of Winnipeg Avenue West, Centreline, #4 Winnipeg Avenue West Pavement Surface Type Asphalt Thickness (mm) N/A Concrete 50 Pavement Structure Material Type Thickness (mm) * Note Subgrade Description based on City of Winnipeg Specifications for Geotechnical Investigation Requirements for Public Works Projects (September 05) None N/A Subgrade Description * Sample Depth (m) Moisture Content (%) Hydrometer Analysis Atterberg Limits Gravel Liquid Plastic Sand (%) Silt (%) Clay (%) (%) Limit Limit SAND & CLAY CLAY CLAY Plasticity Index CLAY. 8.3 CLAY CLAYEY SILT CLAYEY SILT

20 AECOM City of Winnipeg Local Streets Pkg 6-R-04 Contract Photograph. Artillery Street TH6-0 Photograph. Artillery Street TH6-0 Core Photos_Contract _ Docx

21 AECOM City of Winnipeg Local Streets Pkg 6-R-04 Contract Photograph 3. Artillery Street TH6-03 Photograph 4. Artillery Street TH6-04 Core Photos_Contract _ Docx

22 AECOM City of Winnipeg Local Streets Pkg 6-R-04 Contract Photograph 5. Flint Street TH6-05 Photograph 6. Flint Street TH6-06 Core Photos_Contract _ Docx

APPENDIX A PROJECT DESCRIPTION

APPENDIX A PROJECT DESCRIPTION Keeyask Infrastructure Environmental Assessment Appendix A Appendix A1 Concept Design for Wastewater Disposal Keeyask Infrastructure Environmental Assessment Appendix A1