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HomeMy WebLinkAboutPROSPECT AND COLLEGE HOTEL - PDP190014 - DOCUMENT MARKUPS - ROUND 2 - DRAINAGE RELATED DOCUMENTIncluded N/A Title block Name of project and/or subdivision Legend with symbols, abbreviations, etc. Vicinity map or Key map Typcial drawing scales: 1” = 20’, 30’, 40’ or 50’ North Arrow on all sheets Date of preparation City signature block Ditch company signature block (if applicable) FP On final plans: Stamp and signature of Colorado licensed Professional Civil Engineer in accordance with Colorado State Statutes and Board Rules Existing prominent features (waterways, irrigation ditches, vegetation, etc) Existing site information (building footprints, parking lots, roadways, street names) Existing boundary lines of the property, including: right of way lines, lot lines and existing easements Existing utilities locations Existing topography (contours should extend 50' outside of property boundary or show relationship to adjacent properties) Demolition information shown and called out on this plan Existing prominent features (waterways, ponds, major utilities, irrigation ditches, vegetation lines, trees, natural habitat buffer zones, etc) Existing and proposed site plan information (building footprints, parking lots, roadways, street names) Existing and proposed boundary lines of the subdivision or project, right of way lines, lot lines, easements Existing utilities locations where drainage design affects the existing utility Existing and proposed contours (contours should extend 50' outside of property boundary or show relationship to adjacent properties) Easements: Proposed drainage easements shown for public storm lines, detention ponds, outfall pipes from ponds, volume‐based LID systems LID: Type of LID and location of LID systems clearly shown and called out on this plan. verify subgrade material depths meet FCU minimum requirements max run‐on ratio for bioswales 10:1; max run‐on ratio for pavers 3:1 for pavers: include impervious membrane adjacent to buildings underdrain included in the design and shown in the plans; min underdrain size is 4" inflow forebay or level spreader included for rain gardens and sand filters review landscape plan for appropriate plantings in raingardens, bioswales, sand filters no trees in raingardens FP Erosion control around perimeter of raingardens or other LID's ‐ Note on grading plans: Please refer to the erosion control plan sheets and report for temporary control measures and construction sequencing that shall be used in order to prevent loading of this LID drainage facility with sediment during construction. Date: Project Name: PDP and FP Drawing Checklist General Plan Requirements Existing Conditions and/or Demolition Plan (if applicable) Overall Grading Plan Page 1 of 3 Date: Included N/A Project Name: PDP and FP Drawing Checklist Underdrains: horizontal locations are shown and make sense relative to the surface or subsurface grading cleanouts at bends and tees FP invert elevations shown at junctions minimum pipe size is 4" Stormwater outfall identified on the plans Proposed flow arrows and slope labels Proposed spot elevations Proposed storm sewers, culverts, manholes, cross‐pans, other Detention Basins: max slope in detention basins 4:1 pipe outlets (FES's) and outlet structures tucked into embankments and not sticking out review landscape plan for appropriate plantings in detention basins no trees in swale centerlines FG at least 6" below FF elevation (varies depending on site plans) max slope away from buildings 3:1 FP individual lot grading details: FF's, MO's, lot line swales, front and back lot grades, grade breaks FP typical lot grading details ROW lines, property lines and easements with dimensions shown Curb and gutter, cross‐pans, sidewalks (attached or detached) and medians shown Water, Wastewater and Storm Sewer: show the existing and proposed system layouts including sizes of all mains; a minimum horizontal separation of 10' shall be maintained between all utility mains Dry Utilities: Existing and proposed gas, electric, telephone, cable, etc. Proposed private subdrains (if applicable) Existing irrigation ditches shown Match lines with corresponding sheet numbers referenced Phasing lines (if applicable) FP size, type and class of all portions of storm sewer with lengths measured from manhole centers FP manhole type, diameters FP longitudinal stationing FP matchlines with stationing and sheet numbers FP phase lines (if necessary) FP existing ground and proposed ground shown in profile FP Manhole rim and inflow/outflow invert elevations FP include 100‐yr HGL's in the profile FP include all wet utility crossings and dry utility crossings in the profile FP identify each segment of each storm sewer as "private" or "public" FP A minimum vertical clearance of 18" shall be maintained when crossing all other utilities. Detailed Grading Plan Overall Utility Plan Storm Sewer Plan and Profile Sheets Page 2 of 3 Date: Included N/A Project Name: PDP and FP Drawing Checklist FP Applicable FCU standard storm sewer details FP Applicable FCU standard LID details FP Other stormwater details such as: emergency spillway, concrete pan, soft pan, others? FP Details of special connections, crossings or construction specific to this project FP Any modified details are clearly labeled or distinguished from the standard details No trees shall be planted within 10' of storm sewer mains No shrubs shall be planted within 4' of storm sewer mains Verify that the note listing these minimum separation distances is included on the landscape plan. All existing easements shown All proposed drainage easements shown Site and Landscape Plans Plat Construction Detail Sheets Page 3 of 3