Request example of environmental monitoring

HI there, by referring to the FSSC-22000 V6 Guidance document, the risk based determination is more on concept, Can I have some actual practice case study, even just few step should be enough, Thanks in advance. 

I'm here to please someone familiar with FSSC 22000 requirement to help me for this: i try to come out myself with these before proceed to risk based assessment.

Difficulty of cleaning

• L: Open, accessible, smooth surfaces, dry area
• M: Partially enclosed, limited access, some niches
• H: Enclosed equipment, internal parts, limited access

• N/A: Food direct contact surface (ZONE 1)
• H: Can reach product easily by splash, drip, dust, or touch (ZONE 1)
• M: Can reach product only indirectly (e.g., via hands, utensils, airflow (ZONE 2,3)
• L: Can reach out product only through multi barriers (ZONE 4)