HomeMy WebLinkAboutPROSPECT AND COLLEGE HOTEL - PDP190014 - SUBMITTAL DOCUMENTS - ROUND 1 - DRAINAGE RELATED DOCUMENTDate: Included N/A
Include name of project, date, name of design engineer
Statement of compliance with the manual
FP Final copies required to be stamped and signed by Colorado licensed PE
Section, Township, Range
Vicinity Map
Roadways within and adjacent to site
Names of surrounding developments
Master Drainage Basin where site is located
Existing stormwater drainage facilities and drainage patterns
Existing irrigation facilities (if applicable)
Existing land uses
Existing ground cover and/or vegetation type
Existing soils info
Reference/discussion regarding pertinent Master Drainage Basin and any improvements planned
for the area
General basin characteristics
Existing and planned land uses within the Master Drainage Basin
Irrigation facilities that influence or are influenced by the local drainage (if applicable)
Refer to Floodplain Checklists for requirements
Proposed land uses and/or project summary
Site acreage
Discussion of proposed drainage plan, specific details that may include drainage issues at specific
design points
Conveyance of minor and major stormwater systems to an existing stormwater conveyance
Detention basin and outlet design; summary table for each detention basin
WQCV design
LID systems and design
Maintenance access to the drainage facilities
Easements/tracts for drainage purposes
Reference to any previous drainage studies for the area
Four‐Step process outlined and discussed
Using CoFC rainfall data for 2‐yr and 100‐yr recurrence intervals
Using proper design storm recurrences (2‐yr and 100‐yr)
Runoff calculation method
Detention calculation method
FP Street Capacity discussion
FP Inlet Capacity discussion
PDP and FP Drainage Report Checklist
Project Name:
General Location & Existing Site Info
Master Drainage Basin Info
Floodplain Information
Cover Letter
Project Description
Proposed Drainage Facilities
Drainage Design Criteria
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Date: Included N/A
PDP and FP Drainage Report Checklist
Project Name:
FP Pipe network models discussion
FP Swale or channel sizing/capacity discussion
FP Emergency spillway sizing discussion
Included variance request form
Statement of compliance with all erosion control materials that are to be provided with final plans
FP Separate Erosion Control Report and Plans submitted
Statement of compliance with manual, master drainage plans, floodplain regs, other state/federal
regs
Summary conclusion of drainage concept and effectiveness of design
Referenced criteria, master plans, technical info
Hydologic calculations: historic and developed runoff
Detention basin volume calculations
SDI data spreadsheet (meets detention drain time criteria)
SWMM models (if applicable)
LID exhibit and calculations
Floodplain maps
Soil survey information
FP Street capacity
FP Inlet sizing and capacity
FP Storm pipe network models
FP Erosion protection (i.e. riprap calculations)
FP Swale or channel sizing
FP Outlet structure design
FP Spillway design
Drainage map
Conclusion
References
Appendices
Variance Requests
Erosion Control
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