EHS Presales related

I am 10years Presales/Solution Architect in to SAP BI/BO/BPC and good understanding on MDM and SuPM related to dash boards. And good knowledge on PM, MM, SD

My questions are related to presales etc.

- What is the implementation duration for EH & S Project?

- Who are the major stakeholder for EHS projects?( For example ceo,program manager etc)

- For mid size to large project how many technical and functional resources will be required for EHS project? And other integration sap modules involved? for example (ABAP,BI,SD, etc)

- If I need to showcase POC (Proof of concept) for customer what should I do, I know that there are some standard infocubes, but from R3 side what all config had to be done, can you guys please give me case?

- What are the major KPI used for Dash boards for EHS projects and who will be interested, is it CEO/CFO, etc)

-Last but not the least can any one share me pdf tabs and sample blue print, It will be great help from you guys.

Thank

Srini