Duration and Resources required to implement HR and Travel Managment

Hi

My client has an employee strength of 5000 and wants to implement SAP HR with the sub modules and Travel Management

1)Personnel administration,

2)Personnel Development,

3)Organizational Management,

4)Positive Time Management

5) Payroll

6 Training & Event Management

7) ESS & MSS

8) Benefits,Loans, Claims

9) Work Flow for Leave Request & Travel Request

10) Reports as per the client requirement.

kindly let me know the no of Functional and ABAP resources required for the implementation and alos let me know the duration for the implementation.

Regards

Vish