Documentation

From LID SWM Planning and Design Guide
Jump to navigation Jump to search

Site Description[edit]

  • Location (key plan, municipal address, nearest roads, watershed and subwatershed);
  • Existing Conditions (land use on site and surrounding areas);
  • Natural Heritage features;
  • Proposed Conditions;
  • Drainage Area (for the site, tributary and watershed);
  • Watercourses, wetlands present on site, and type (permanent or intermittent);
  • Drainage patterns and ultimate drainage location/outfall;

Background Information[edit]

  • Pre-submission meeting verification;
  • Reports from pre-consultation with MOECC and other agencies (especially related LID credits);
  • Watershed plans;
  • Sub-Watershed plans;
  • Master drainage plans (MDPs);
  • Other previous reports and relevant SWM requirements;
  • Existing models;
  • Geotechnical report;
  • Hydrogeological report;

Figures and drawings[edit]

  • Location plan in the report;
  • Key Plan on the drawings;
  • All watercourses and names of watercourses shown on all figures and drawings;
  • Pre-development and post-development drainage plans for hydrologic model(s) which include:
    • Existing contours;
    • Drainage direction (minor and major system);
    • Catchments ID's;
    • Areas and imperviousness;
    • Uncontrolled areas;
    • 100 year capture;
    • Site outlets; and
    • SWM facility location and associated tributary areas;
  • Model schematics;
  • Storm drainage, grading and general servicing plans;
  • SWM facility design drawings and details;
  • Erosion and sediment control plans;


Floodplain mapping and documentation minimum requirements[edit]

  1. Hydraulic sections with regulated floodplain elevations and cross-section identification;
  2. Existing and proposed floodplain delineation;
  3. Topographic information including elevations and contours;
  4. Conveyance structures including dams, bridges, culverts and weirs;
  5. Man-made structures as applicable including buildings, roads, railways and trails;
  6. Natural reservoirs or natural storage areas;
  7. Spills analysis as applicable;
  8. Cut/fill analysis in the regulated area as applicable;
  9. Natural features such as watercourses and wetlands;
  10. Floodplain mapping and supporting documentation signed and stamped by a P.Eng.

Survey documentation minimum requirements[edit]

For any submission which contains drawings or figures that present survey information, the following list of minimum requirements must be included:

  1. Document with text descriptor identifying overall approach and methodology;
  2. Drawing/Figure Title;
  3. Date, and Revision List where applicable;
  4. Legible Scale and North direction arrow;
  5. OLS Surveyor Name and contact information, as applicable;
  6. Geodetic benchmark data used in survey, as applicable;
  7. Available survey data for topographic surface, structures, features, etc.;
  8. Structures invert, obvert elevations and dimensions as applicable;
  9. Bathymetry as applicable;
  10. Documentation to support reported data accuracy;
  11. Methodology for survey data collected i.e. Total Station, GIS, Rod and Level;
  12. Photo log of structures survey including upstream, downstream and structures completed with structure survey;
  13. Drawings and / or figures to be submitted both electronically and in hard copy as requested;
  14. Digital copy of the survey data when applicable; and
  15. Submission components to be stamped and signed by an OLS, P.Eng. or C.E.T. as relevant.

Geospatial Data Submission Minimum Requirements[edit]

For a submission which contain drawings, figures, reports, modelling and / or memos that present geospatial information and its analysis; the following list of minimum requirements must be included:

  1. Text summary identifying methodology and software used in geospatial analysis;
  2. Acquisition type i.e. LIDAR, orthophotos, etc.;
  3. Date of data acquisition;
  4. Name of supplier of digital information and their contact information;
  5. Quality Assurance / Quality Control methodology for geo-spatial as applicable;
  6. Data Co-ordinate system;
  7. Data Projection;
  8. Data Horizontal and vertical resolution;
  9. Data Accuracy for each axis as applicable;
  10. Description of grid resolution;
  11. Drawing and / or figure scale identified as applicable;
  12. Contours presented at minimum 0.5 m increments;
  13. Orthophoto Elevation Data i.e. study area break lines and DTM points;
  14. LIDAR Elevation Data i.e. study area point cloud (as applicable);
  15. Digital Elevation Model (DEM) as applicable;
  16. Description of modifications to surface including adjustments to the TIN from other sources (i.e. surveyed culverts, new infrastructure invert and obvert elevations etc.);
  17. Flood limit data;
  18. Drawings and / or figures to be submitted both electronically and in hard copy when requested;
  19. In modelling files and documentation to maintain existing watercourse naming conventions were applicable;
  20. Projected Co-ordinate system: Preferably NAD 1983 UTM Zone 17N;
  21. Accepted Original Geospatial Data file format: File Geodatabase or Shapefiles; and
  22. Submission components to be stamped and signed by an OLS, P.Eng. or C.E.T. as relevant.