According to Project Management Institute (PMI.org), a detailed project plan should contain 9 sub-plans:
• Scope Management Plan
• Time Management Plan
• Cost Management Plan
• Communications Management Plan
• Risk Management Plan
• Integration Management Plan
• Procurement Management Plan
• Human Resources Management Plan
• Quality Management Plan
Discuss what each of those plans should contain. Also, discuss the challenges the project manager faces in achieving each of those plans.