This document appears to be a job sheet from Hindustan Alcox Ltd for work on the NSCBI Airport Project in Kolkata. The job sheet tracks details of a job including start and completion dates, job details like zone, truss, part number and drawing number. It also lists team members involved and steps of the job like marking and cutting, fit up, assembly, welding and non-destructive testing. The job sheet is used to record inspection and acceptance at various stages including final inspection by Hindustan Alcox Ltd and another party, possibly the client.