Please remove and replace the entire Table of Contents, Section A to Section J and all Appendices.

Please remove and replace the entire Table of Contents, Section A to Section J and all Appendices. The following is a list of changes to the Design Criteria: 1. A2.01 General Note 4 Utility Coordination has been added in front of Plan(s). 2. A2.01 General Note 6 last word has been revised from assessment to easements. 3. A2.01 General Note 12 scale has been revised from 1:1000 to 1:500. 4. A2.01 General Note 15 Line Markings and Traffic Control Plan(s) has been revised to Traffic Management Implementation Plan(s). 5. A2.01 General Note 17 has been separated and added to Drawings to be submitted separately item. 6. A2.02 Drawing Requirements note (b) the closest Town of Whitby has been added after All data shall be referred to. 7. A2.02 Drawing Requirements note (f) record has been added after The original material used for. 8. A2.02 Drawing Requirements note (j) has been revised from first submission to second submission for MH # s and Notes K and L have been added to the list. 9. A3.00 Submissions and Approvals-New Development- whole section has been revised to include more details and requirements. 10. A4.02 Drawing Requirements Note (a) drawing size has been revised from ISO to A1 paper size. 11. A4.02 Drawing Requirements Note (b) has been revised. 12. A6.01 General fifth paragraph, Replaced Watermains and Sanitary Sewers (schedules C and D with Regional Services-Division 2. 13. A6.03 Construction Layout second paragraph last sentence, section A6.00 has been revised to A7.00. 14. A6.03 Construction Layout as-built has been replaced by record. Page 1

15. A6.07 Erosion & Sediment Control a new paragraph has been added to the end. 16. A6.07 Erosion & Sediment Control sub-section Site Control and Management Plan/Drawings has been revised to Erosion and Sedimentation Control Plan(s) / Construction Management Plan(s). 17. A7.00 Record Drawings First paragraph has been revised. 18. A7.00 Record Drawings as-built has been revised to record. 19. A7.00 Record Drawings paragraph after note (e) has been deleted and replace by a new paragraph. 20. A8.03 Rural Driveways and Culvert section title has been revised to Rural Driveways and Culverts. 21. A8.04 Lot Grading planning and development department has been revised to P lanning and D evelopment D epartment and as-built has bee revised to as-constructed. 22. B2.00 Watershed Planning/Stormwater Management second paragraph, Sub- Watershed Plans has been added after Since no... 23. B2.00 Watershed Planning/ Storm Water Management third paragraph, ( revised March 2010) has been added after Management Submission June 2007. 24. B2.01 Lot Level Controls Paragraph (b) has been revised. 25. B2.02 Conveyance Control Paragraph (a), (c) and (e) has been revised. 26. B2.03 End-of-Pipe Stormwater Management Facilities Paragraph (c) has been revised. 27. B2.04 Stormwater Quality Treatment Facility Requirements pond has been replaced with facility through the list. 28. B2.04 Stormwater Quality Treatment Facility Requirements Paragraph (e) has been revised. 29. B2.04 Stormwater Quality Treatment Facility Requirements Paragraph (h) has been revised. Page 2

30. B2.04 Stormwater Quality Treatment Facility Requirements Paragraph (l) has been revised. 31. B2.05 Stormwater Management Facility Operation and Maintenance Manualwhole section has been revised to include more details and requirements. 32. B3.01 Sub-Watershed Drainage Area-new sentence *seea2.02(j) has been added after second paragraph. 33. B3.02.1 Overland Flow Routing Plan-second paragraph, the last two sentences have been deleted. 34. B3.02.2 Major/Minor Systems Design last sentence has been revised from 1 : 25 to 1.25 times the 100 year design.. 35. B3.03 Run off Quantity third paragraph, drawing 512 and last sentence has been deleted. 36. B3.03 Run off Quantity fourth paragraph, Storm sewer for tributary area has been revised from 50 hectares to 5 hectares. 37. B3.03 Table B3.03 Revise intensity in table to include mm/h. 38. B3.04 Pipe Capacity the whole paragraph has been revised. 39. B3.08 Minimum Depth underside of has been deleted after minimum of 0.5 m below. (see Section B4.00.) has been added after..0.5m below basement floor elevations. 40. B3.09 Maintenance Holes Note (h) has been revised, new note has been added as note (i) and renumbered through the list. 41. B3.11 Pipe Note (b) all the drawing numbers have been deleted and changed to 400 series. 42. B3.13.1 General Note (e) (freehold or condominium) has been added after Townhouse. 43. B3.13.2 Single Family, Semi-Detached and Street Townhouses Note (d) had been duplicated, all notes have been renumbered. 44. B3.13.3 Multi-Family Blocks and Non-residential Storm Connection Note (a) Section J has been revised from I to J for Site Plan Approval requirements. Last sentence has been deleted. Page 3

45. B3.13.3 Multi-Family Blocks and Non-residential Storm Connection Note (b), New note has been added as no (1) and renumber through the list. 46. B3.15 Materials Note (f) has been revised. 47. B4.00 Minimum Basement Elevation new section has been added. 48. B5.00 As-Constructed Storm Sewer Requirements new section has been added. 49. B6.00 Water Course Protection this section has been moved to end of section B. 50. Section C Roadways entire section has been revised to include more detail and extra sections. 51. Section D Residential Lot Grading entire section has been revised to include more detail and extra sections. 52. Section E Structures entire section has been revised to include more detail and extra sections. 53. F3.02 Type (Traffic Management Implementation Plan TMIP) has been added to paragraph 2, after.on a separate drawing. 54. F4.00 Pavement Marking second paragraph has been revised. 55. F5.00 Fencing note (a) has been revised. 56. F5.00 Fencing note (d) has been deleted and renumbered through the list. 57. F5.00 Fencing note (h) new note has been added. 58. G Street Tree Planting/Protection entire section has been revised. 59. H Street Lighting entire section has been revised. 60. J General Conditions of Site Plan Approval entire section has been revised. 61. Appendix A entire appendix has been revised to include more items. 62. Appendix B entire appendix has been revised to include more items. 63. Appendix D new appendix has been added. Page 4

Please remove and replace the Engineering Standards Index, Additional Conditions and all Standard Drawings from Section 100 to Section 500 in their entirety. The following noted standards have revisions to the details, have been deleted or are new standards. 1. Town of Whitby Standard Drawing #104 Storm Sewer Residential Service Connection Revise watermain cap location and offset added from the property line to the end of the capped services. 2. Town of Whitby Standard Drawing #105 Storm Sewer Residential Service Connection Revise watermain cap location and offset added from the property line to the end of the capped services. New note has been added. 3. Town of Whitby Standard Drawing #107.20 Typical Detail for Determining Maximum USF Next to RYCB Lead/sewer pipe new standard. 4. Town of Whitby Standard Drawing #206 Two Stage Curb and Gutter note regarding addition width where the sidewalk is adjacent to the curb has been added. 5. Town of Whitby Standard Drawing #208 Concrete Sidewalk revisions to the details and notes. 6. Town of Whitby Standard Drawing #208.1 Typical Stop Bar Locations and Sidewalk Deflection at Intersection new standard has been added. 7. Town of Whitby Standard Drawing #209 Overland Flow Walkway revised see OPSD 972.130 to TOW std. 506.40. Max. 5.00% has been added to the detail and note 1 has been deleted and new note has been added. 8. Town of Whitby Standard Drawing #210 Temporary Asphalt Sidewalk Max. 4.0% slope has been added to the detail. 9. Town of Whitby Standard Drawing #211 Brick Pavers deleted and replace with Coloured Impressed Concrete standard. 10. Town of Whitby Standard Drawing #212 and #213 deleted from drawing section. 11. Town of Whitby Standard Drawing #215 Temporary Sidewalk Barricade. 12. Town of Whitby Standard Drawing #300 Typical Front Lot Drainage- note 3 has been revised; note 4 and mandatory survey locations have been added. Page 5

13. Town of Whitby Standard Drawing #301 Rear Lot Drainage- Note 3 has been revised to not to exceed 0.2m. note 3 has been revised, note 4 and mandatory survey locations have been added. 14. Town of Whitby Standard Drawing #302 Rear Lot Drainage for Walkout or Backsplit House- note 3 has been revised, note 4 and mandatory survey locations have been added. 15. Town of Whitby Standard Drawing #303 Standard Notes for Lot Grading Plansnotes have been revised. 16. Town of Whitby Standard Drawing #305 Residential Driveway- Note 1, b) has been revised to 0.6m to adjacent lot line. 17. Town of Whitby Standard Drawing #306 Rural Driveways new standard. 18. Town of Whitby Standard Drawing #308 Community Mail Box has been deleted. 19. Town of Whitby Standard Drawing #400 Utility Locations Notes have been revised, offset section relocated to Standard. Drawing. #400.10. 20. Town of Whitby Standard Drawing #400.10 Utility Location Offsets table has been revised. 21. Town of Whitby Standard Drawing #401 - Typical Local Road Residential 20m R.O.W, - 8.5m Pavement has been deleted. 22. Town of Whitby Standard Drawing #401.10 Typical Local Road Residential 18m R.O.W. 8.5m Pavement Notes have been revised. Tree offsets have been added to profile and utility offsets have been revised. 23. Town of Whitby Standard Drawing #401.20 Typical Local Road Commercial/Industrial 18m R.O.W. - 8.5m Pavement has been deleted 24. Town of Whitby Standard Drawing #401.30 Right-of-Way Typical Cross- Section revision to Right-of-ways and standard offsets. 25. Town of Whitby Standard Drawing #402 Service Lane 15.0m R.O.W. 8.5m Pavement the standard has been revised. 26. Town of Whitby Standard Drawing #403 Rural Road 20.0m R.O.W. 6.7m Pavement - has been deleted. 27. Town of Whitby Standard Drawing #404 to 404.40 Typical Utility Location Page 6

Cross Section for Subdivisions.- revised offsets from property line and centerline of trench. 404.20 has been deleted. 28. Town of Whitby Standard Drawing #404.50 Asphalt Restoration Area new standard. 29. Town of Whitby Standard Drawing #406 Typical 90 Crescent with Eyebrow 20.0 m R.O.W. has been deleted. 30. Town of Whitby Standard Drawing #406.10 Typical 90 Crescent with Eyebrow 18.0 m R.O.W. redrawn. 31. Town of Whitby Standard Drawing #407 Typical Cul-Dec-Sac Terminating 20m R.O.W. has been deleted. 32. Town of Whitby Standard Drawing #408 Typical Cul-Dec-Sac Terminating 18m R.O.W. Note 4) has been added. 33. Town of Whitby Standard Drawing #409 Curb Return Radii for intersection- has been deleted. 34. Town of Whitby Standard Drawing #410 Industrial and Commercial Entrance Detail Curb radius has been revised to 7.5m Min. 35. Town of Whitby Standard Drawing #411 Proposed Driveway Approaches in Cul-de-Sac skewed driveway lines revised. 36. Town of Whitby Standard Drawing #412 Median Island dimensions have been revised, note 3, concrete colour has been revised to Fire Brick Red. 37. Town of Whitby Standard Drawing #412.10 Island Detail Revise width of island to 1.70m and notes. 38. Town of Whitby Standard Drawing #412.20 1.70 Wide Island Ramp End Detail Revise width of island to 1.70m and notes. 39. Town of Whitby Standard Drawing #413 Accessibility Parking Proposed and Retrofit revise the maximum slope from 1.5% to 2.0%. 40. Town of Whitby Standard Drawing #414 Signing and Pavement Markings for Multi-Use Path at Commercial/Industrial Driveway Entrance new standard has been added. 41. Town of Whitby Standard Drawing #501.10 Heritage Street Sign note 4, approved by the director of.. has been revised to commissioner. Page 7

42. Town of Whitby Standard Drawing #501.20 Storm Pond Sign Detail new standard. 43. Town of Whitby Standard Drawing #502.10 Standard Streetlight for Collector and Arterial Roads Renumber from 502 to 502.10. Standard drawing and notes has been revised. 44. Town of Whitby Standard Drawing #502.20 Standard Streetlight for Local Roads new standard. 45. Town of Whitby Standard Drawing #502.30 Standard Streetlight for Designated Heritage Areas- renumbered from 502.10 to 502.30. Standard drawing and notes has been revised. 46. Town of Whitby Standard Drawing #502.40 Standard Streetlight for Designated Downtown Area new standard 47. Town of Whitby Standard Drawing #502.50 Underground Distribution Standards Street Light Pole new standard. 48. Town of Whitby Standard Drawing #502.60 Underground Distribution Standards Street Light Wire Diagram new standard. 49. Town of Whitby Standard Drawing #506 Wood Acoustic Fence revisions to cross section. 50. Town of Whitby Standard Drawing #506.10 Wood Acoustic Fence Notes revision to Note 9 regarding stain and Note 10 regarding temperature changes. 51. Town of Whitby Standard Drawing #506.20 Wood Acoustic Fence Detail has been deleted. 52. Town of Whitby Standard Drawing #506.30 1200mm (4-0 ) Black Vinyl Coated Chain Link Fence revision to Note 1 regarding mesh wire. 53. Town of Whitby Standard Drawing #506.40 1800mm (6-0 ) High Black Vinyl Coated Chain Link Fence revision to Note 1 regarding mesh wire. 54. Town of Whitby Standard Drawing #507.10 Garbage Bin Enclosure With Roof has been deleted 55. Town of Whitby Standard Drawing #507.20 Garbage Bin Enclosure With Roof Table and Notes has been deleted. 56. Town of Whitby Standard Drawing #509 Drawing Title Block for New Subdivisions- title block has been revised. Note has been added. Page 8

57. Town of Whitby Standard Drawing #512 Rainfall Intensity Curve and Valve Runoff coefficients have been deleted, 58. Town of Whitby Standard Drawing #513 Storm Sewer Design Sheet revision to Peak Flow, Capacity, runoff coefficients and a new column added for Peak Flow QF/Pipe Capacity Q. Page 9