Gantt

Who can use this feature?

Project Users with Full Planner Access can create and open Gantt Views.

Group the Gantt

Gantt Views can be grouped by different properties within your plan to organise your Tasks in different ways.

To change how the Gantt is Grouped:

  • Click the menu in the top left of the Gantt

  • Select a Primary Grouping. Pick from Folder, Owner, Package, Shift or Location

  • Optionally, select a Secondary Grouping to apply another level of structure beneath the Primary Group

  • When Hide Empty Primary Groups is , only Groups that contain visible Tasks will show on the Gantt. Any Groups without Tasks in your current View will be hidden.

To Collapse and Expand Groups:

  • Click the menu in the top left of the Gantt

  • Select either Collapse All or Expand All

Group By Rules
  • Choose a Primary and Secondary Grouping to shape how your Gantt is displayed e.g. Group by Subcontractor, then by Shift, to see separate swimlanes for each combo

  • The layout updates instantly as you change grouping options

  • All Primary groupings, except Folders, can be rearranged into a custom order, per user

  • Secondary groupings only show groups that contain tasks - empty groups won’t appear

  • Folder Grouping can be switched between a nested Tree Mode and a Flattened Mode, which condenses the Folder path into a single row to save vertical space on the Gantt


Setting the Date Range

Gantt Views are very flexible and allow you to visualise any set of Tasks over time.

To change the visible Date Range on the Gantt:

  • Click at the top of the Gantt

    • Yours might also look similar to or

  • From the dropdown, select the Date Range you'd like to apply

Date Range Options
Date Range
Range

X Week Lookahead

Prior Week + Current Week + (Project Lookahead Period - 1 Week)

Next 30 Days

Last 7 Days + Next 30 Days

Next 3 Months

Prior Week + Current Week + Next 12 Weeks

Next 6 Months

Prior Week + Current Week + Next 25 weeks

Next 12 Months

Prior Week + Current Week + Next 51 Weeks

All Future Tasks

Last 7 Days + All Future

Project to Date

From First Task + 7 Days into the Future

Custom Dates

Custom dates selected by the user


Filtering the Gantt

Filters in Aphex let you show only what matters, whether that’s Tasks with certain properties, or ones that are missing something. Keep it simple or build something more detailed, it's up to you.

To filter the Tasks you see in a Gantt View:

  • Click at the top of the Gantt

  • In the dropdown that appears select and choose the property you'd like to filter by

  • Change the logic from options like or to or to hide or reveal the relevant Tasks

  • Click to swap between and

Using Filter Groups:

  • Groups are helpful when combining logic and logic in your filter

  • Click to create an additional filter group

Filter Logic and Rules
  • All as well as can be applied as a filter

  • Archived values that are still in use will appear as filter options. Unused archived values will be hidden from the filter options

  • Tasks that do not match the filter criteria will be hidden from the Gantt


Task Sort Order

Tasks on the Gantt will always be sorted by Start Date - the earlier a Task starts, the higher it will appear within it's grouping.

Aphex will hold the position of your Tasks while you make edits, and then when you're ready to re-apply the Sort Order, click in the bottom left corner.

Refreshing your Aphex window will also trigger the sort order to be re-applied to your Gantt View.

Sort Order Logic

The Gantt Sort Order is fixed, and will always follow this logic:

  • First it will sort tasks by Start Date

  • If the Start Date is the same, it will then check End Date

  • If the End Date is the same, it will then apply Alphanumeric sorting


Gantt Zoom

You can view your projects on a range of time scales, from a single day to a full year:

  • Head to the bottom-right corner of your Gantt

  • Use the menu to switch between Day, Week, Month, or Year

  • The Gantt will instantly update to show your plan on the scale you’ve selected


Overlays

Overlays let you layer in things like baselines, critical path visibility, or daily resource demand. This means you can add extra context to your Gantt without changing up or leaving your View.

To turn Overlays on and off:

  • Click at the top off the Gantt

  • Select from Resource, Baseline, Critical Path

  • To compare the Live Plan to a previous week, select Baseline

  • This will show a list of all Published Versions, and all Master Schedule Imports

  • Select any option to see how how your current plan compares to your baseline


Group Dates & Durations

When viewing your Gantt, Aphex automatically calculates a Start Date, End Date, and Duration for Folders, Packages, and Parent Tasks. These adjust based on what’s visible in your View and which working calendar you chose to apply.

To change your Group Duration Calendar:

  • Click

  • Select Group Duration Calendar

  • Choose one out of: Project Default, 5 Day Week, 7 Day Week

To view Group Durations & Dates on the Gantt:

  • Open the Column Picker and toggle Duration or Start / End

  • These values change dynamically with Filters or Date Range updates

  • Filtered values are marked with a icon so you know they’ve been adjusted

  • Hover over the icon to see:

    • The Filtered value

    • The Total value

Group Duration Calendar Options
Calendar Option
Description

Project Default

Respects the non-working days of your Project's Default Calendar

5 Day Week

(Mon–Fri) Static calendar

7 Day Week

(Mon–Sun) Static calendar

This setting only affects how Durations are displayed for Folders, Packages, and Parent Tasks. It doesn’t change individual Task calendars or impact other users.

When a plan is published, Group Durations are always calculated using a 5 day workweek (Monday–Friday).

Group Dates & Duration Calculations

Start Date

  • Start date of the earliest visible Task

End Date

  • End date of the latest visible Task

Duration

  • Spans the Start → End Date of the group

  • Uses your selected Group Duration Calendar

  • Measured in working days of the selected Calendar


Gantt Columns & Cells

Turn on any Task Property as a spreadsheet-style column, then click into cells to edit, bulk-fill, or paste across Tasks.

To hide and show Gantt Columns:

  • Click the Column Picker towards the top left of the Gantt

  • Set the toggles to or to hide or reveal any combination of columns

  • Once a column is enabled, select any cell to change the value


Task Bar Colours & Icons

Every colour and icon on the Gantt tells you something. Whether it’s a Milestone, a delay, or who is responsible for the work - you can choose what shows and how it looks.

To change the colour of Task Bars:

  • Click in the top right of the Gantt

  • Select Bar Colour

  • Choose how you’d like to colour the Gantt; by Subcontractor, Shift, or Owner

  • Your Gantt will update instantly to reflect the new colour scheme

To identify different Icons on the Gantt:

  • Milestones will appear as and any associated Target Dates will be if slipped and if on track

  • Overdue Blockers will be represented with next to the end of the Task

  • Delays are shown as a on the Task Bar, displaying the total amount of days the Task has been delayed by

  • Click and toggle Show Progress and Show Overdue Blockers to hide these Icons from the Gantt

Additional Gantt View Options
  • Show or hide Relationship links

  • share, duplicate, or delete your saved Gantt Views


Use the Gantt search to quickly find Tasks. As you type, matching Tasks are highlighted and jumped into view automatically.

To Search for Tasks:

  • Click into the Search Bar in the top left of the Gantt

  • Type in your search term

  • Press Enter on your keyboard or click the < and > icons to cycle through all matching Tasks

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