What is the important thing you should now before conducting an inspection?

Prior for inspection you must have the RFI, IFC drawing on that particular area to be inspected in order to check whether you meet  the standard specifications.

Drawings, ITP, MS and Quality procedure

Must have the RFI with the specific details to be inspected against the actual / physical status of the equipment and the drawings, plans etc. 

Prior to Inspection , the following points need to be considered.

• Location area and travelling Map.
• Authorized work permit Including confined space entry.
• Authorized travel permit if required.
• If it is plant inside we need, H2s monitor, + gas monitor.
• Inspection related documents like RFI, drawings, inspection tools,etc
• Old inspection record to know the history of the job.

Specification / Requirements, Latest Version of Drawing, Method statement, Test Procedures Reference Document (like standards for Acceptance criteria verification) if any.

The Construction Manager issues an IRF to QA/QC when he is satisfied the works comply with the specification and approved drawings, indicating the date and time required for inspection. The IRF shall have attached the appropriate Inspection checklist and or Quality assurance checklist fully completed by all parties.

you must know the work done  is as per given specificaton and approved drawing 

You need to know and familiarized the approved plans, drawings, details, specifications and standards

Check and identify received RFI from production against to the latest revision of IFC drawing related, familiarize with the client specification / standard to decide the acceptance criteria, prepare the inspection tools / equipment to be used.  

target locations to inspect and u must be equipped with a pen and a note book

RFI,Specification, drawing,  ITP and calibration record for inspection equipments and weather ambient.