| 17 | Signed and stamped by a qualified or licensed professional in Ontario (stamps required for VPR letter issuance) |
| 18 | Consistent numbering system for all drawings or revised drawings, and a revision block that is numbered, dated and initialled, as appropriate |
| 19 | Work performed by others identified on the drawings as "by others", if applicable. |
| 20 | Key map showing location, drawing numbers, stations and watercourse/wetland crossings |
| 21 | Existing site conditions and proposed development and site alteration, including:- Property boundaries (i.e. municipal right-of-way, TRCA, other)
- Plan detailing watercourse and direction of flow
- Plan and profile of existing and proposed grades as well as representative cross-sections
- Plan and profile of existing and proposed structures or alterations to structures (including location and use of buildings, vehicular entrances, fences and walls, parking lots, exterior site uses and facilities, bridge and culvert locations)
- Extent of all disturbances and alterations, including those related to construction such as access, temporary excavations, and all other means and methods
- Flood hazard assessment to confirm the proposed development will not impact the existing-condition flood plain beyond the property boundary (contact TRCA for flood plain mapping and modelling)
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| 22 | Delineation of all relevant natural feature and hazard limits and watercourses on the drawings, including:- Flood hazard water surface elevations (greater of Regional storm or 100-year storm) to establish flood hazard limits; modelling and mapping via TRCA data request, if available
- Limit and setback of wetland, dripline or top-of-bank features; may require site staking with TRCA staff and a surveyor (TRCA Field Staking Protocol)
- Long-Term Stable Top of Slope (LTSTOS) for a factor of safety of 1.5 through a Slope Stability Analysis, if there is a slope steeper than 3H:1V or a watercourse within 15 m of the toe of slope
- Coastal hazard limits, where applicable (Lake Ontario Shoreline Hazard Regulated Area)
- TRCA Regulated Limit (15 m from the combination of outermost feature and hazard limits)
- All applicable setbacks from the identified natural feature and hazard limits
- Contact TRCA staff for a preliminary screening of existing features and to obtain mapping layers as needed
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| 23 | ESC drawings, including temporary during-construction measures and permanent post-construction stabilization |
| 24 | Typical details for all proposed ESC measures, designed in accordance with the 2019 ESC Guide for Urban Construction. |
| 25 | Site access route(s) and construction laydown area(s). Identify if access routes are temporary for construction or permanent. If grading is required for access or laydown areas, provide cross-sections and longitudinal profiles of proposed changes. |
| 26 | Removals drawings, including vegetation and tree removals (include an inventory of species and area/DBH of vegetation and trees) |
| 27 | Include applicable TRCA Standard Notes on the drawings or as a separate sheet |