While planning for a Modular kitchen, some basic things to be followed they are

1. Give sufficient space for the Gas lines, supply water lines, electric lines and sewer lines.
2. Doorway Design, give space to open and close the cabinets doors.
3. Designing the kitchen Triangle between work area, sink and cooking place.
4. Give extra space to walkway route
5. Check out the correct height of countertops
6. Correct placement of sink, stoves, oven.

For further details check out the best Modular Kitchen in Chennai.