To check the connection/end requirements for mounting the instruments. The isometric drawing sheet consists of four major parts viz title block, drawing area, BOQ (Bill of Quantity ) section, and Special requirement notes section. Here, you will learn to check the piping isometric drawing section-wise for ease of learning. Project Name, Project Code and Area Code. Design Pressure and Design Temperature (It’s not mandatory).Insulation and Heat Tracing Type (If the line is insulated only). Line elevations (it can be centerline or BOP (Bottom of Pipe) elevation).Angle allocation and direction ( clockwise or anti-clockwise).Points to be checked at drawing area are as follows. Slope (if it’s required as per project).Dimensions of all components and spools.Continuation isometric drawing number (if the complete line do not fit in the single sheet).Control Valve location and arrangement.Structural penetration (if the line is crossing any structure).Field weld and Workshop weld Identification.
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