Skip to main content

On this page, you’ll find a continuous changelog for DRAINS releases.

ADDED:

  • Added ability to create a temporary Pit size and display a warning if no Pit size has been detected for a Pit family
  • Enabled Double-Click to edit or open a property sheet
  • Added Copy, Clear and Cancel buttons to the Pit Inflow Hydrograph
  • Added X, Y coordinates to Drainage Pit Properties Page

FIXED:

  • Fixed Rainfall Multiplier issue when pasting from a spreadsheet
  • Fixed Run Analysis Error Messages not being displayed
  • Fixed opening of older template files
  • Fixed possible race condition in a Detention Basin Dialog
  • Enhanced the Overflow Route velocity and HGL long section
  • Prevented Outlet Node Dialog from closing after setting Water Level for Storm Events
  • Minor bug fixes

CHANGED:

  • Updated and improved XML data exchange workflow for Civil Site Design (CSD), including Safe Pond Depth & IL/CL Loss model
  • Updated IL/CL Catchment import/export parameters with spreadsheet
  • Updated pre-run checks for a parabolic weir
  • Removed Project Options Custom Time Step minimum value check
  • Added Project Options Custom Calculation Time Step must be greater than zero check and message
  • Added error detection when drawing background
  • Changing Pipe Type sets default Pipe Roughness option in Pipe Dialog
  • Removed Climate Change Rainfall Multiplier Limit from Project Options
  • Updated Catchment Time of Concentration in Balloon Help
  • Updated backend interface for Infiltration page of Detention Basin Dialog
  • Minor GUI and syntax changes

ADDED:

  • Added warning when default hydrograph model has not been selected
  • Added Rainfall Multiplier to the GIS import / export of a sub-catchment custom storm

FIXED:

  • Fixed false positive Catchment percentage warning when using the Rational method
  • Fixed potential crash when viewing an Infiltration Hydrograph

CHANGED:

  • Minor GUI and syntax changes

ADDED:

  • Added ability to copy Version and Licence details to clipboard
  • Added ability to change the Simulation Run-Time Multiplier to extend the model run times
  • Added Detention Basin Infiltration Effective Ratio Multiplier for Floor and Wall Areas
  • Added Detention Basin Limit for the Minimum Perimeter
  • Added Sub-Catchment Pre-Run Checks
  • Added warning when ARR2019 Procedures are unchecked in Project Options
  • Added warning if duplicate shape labels are detected in a model

IMPROVED:

  • Improved Property Balloons for IL-CL Sub Catchment Data
  • Improved model loading when no Pipes are associated with a Pipe Type in the Pipe Database by displaying an error and creating a Default Pipe
  • Improved detection of duplicate Node Names (Outlet) via display of warning
  • Improved wall permeability calculations for circular tanks

FIXED:

  • Fixed Downstream Headwall from affecting Independent Upstream Node
  • Fixed Sub-Catchment issue when importing data via XML or GIS
  • Fixed potential WBNM crash with weir links
  • Fixed issue with Rational Hydraulics and Results
  • Fixed issue with Rational Method switching between ARR87 and ARR2019
  • Fixed potential crash in Rational Method
  • Fixed potential crash with QUDM chart 2-dimensional array lookup
  • Fixed issue when auto-launching DRAINS after selecting a .drn file with results in Microsoft Windows File Explorer

CHANGED:

  • Updated Overflow Cross-Section Table Functionality
  • Removed ‘Fixed Pipe’ warning during Hydraulic Analysis for pipes attached to detention basins and head walls
  • Increased maximum Manning’s Roughness limit for RAFTS Hydrological model sub-catchments
  • Increased Storm Duration Limit to enable up to a 20-year continuous storm analysis in non-ARR procedures
  • Increased Minimum Manning’s Roughness
  • Reduced Sag Pit Volume Storage Limit
  • Refactored Overflow Route Cross-Section Database Window
  • Refactored Pipe Database and Error Messages
  • Refactored Project Options Window
  • Serialized upstream and downstream settings in the overflow cross-section page of an overflow
  • Changed Overflow Cross-Section Major, Minor Safe Depth or Width to only calculate the corresponding value
  • DRAINS Installer will now force-exit DRAINS if it’s already running
  • Other minor changes

UPDATED:

  • Improved compatibility with 2020 version of DRAINS
  • Improved Pipe Database validation
  • Refactored Detention Basin Dialog
  • Removed Detention Basin Ratio Limitation for Perimeter and Area
  • Other minor changes

UPDATED:

  • Refactored the view when loading a model with saved results
  • Updated Cross Section switching from Safe Depth to Safe Width in an Overflow Route Cross Section Database
  • Unexpected File Format Error Prevention when saving a Pipe Database
  • Pre-Burst Rainfall Table Selection during an Import from the ARR Data Hub
  • Enabled the option to report the critical Mean results (BETA) in the Project Options
  • Automatically open the Project Hydrological Models if no Default Model has been set
  • Automatic selection and deselection of the ARR2019 Procedures for the Rational Method
  • Prefixed ‘??’ for the pipe label if incomplete pipe properties are detected
  • Refactored the About DRAINS window
  • Updated the Help to reflect the changes within the application

ADDED:

  • Network communication error feedback
  • Extra Pre-run checks
  • Option to display Release Notes after installing DRAINS

CHANGED:

  • Improved the storing of results for full storm ensembles
  • Minor improvements to User Interface
  • DRAINS version format to Major, Minor, Build, Revision
  • Licence error feedback
  • Minimum Detention Basin Area to 0.1
  • Run Log Information, Warnings for Channel and Overflow Route Spills
  • DRAINS Upgrade text
  • Improvements to the Licence Server Reporting
  • Updated installation software
  • Updated Run Log text

REMOVED:

  • Continuing Loss limit for IL CL Hydrological Model
  • Minimum hydraulic analysis Time Step limit in the Project Options

FIXED:

  • Possible crash when saving storm results.