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Purpose of Technical Drawings. Module 1. Enabling Learning Objectives. Given a P&ID, the learner will be able to identify the purpose of that P&ID according to their student guide.

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Enabling learning objectives
Enabling Learning Objectives

  • Given a P&ID, the learner will be able to identify the purpose of that P&ID according to their student guide.

    • Given a P&ID, locate the title block and identify its purpose according to their student guide by answering 4 out of 5 questions

    • Given a P&ID, locate the revision block and identify its purpose according to their student guide by answering 4 out of 5 questions


Enabling learning objectives1
Enabling Learning Objectives

  • Given a P&ID, locate the notes section and identify its purpose according to their student guide by answering 4 out of 5 questions

  • Given a P&ID, identify the sheet reference numbering procedure for P&IDs according to their student guide by answering 4 out of 5 questions



Purpose of a technical drawing
Purpose of a Technical Drawing

A – Architectural

C – Civil Engineering (Site Grading, Paving, utility lines, drainage, etc)

D – Mechanical Process (Piping and Instrument Diagrams)

E- Electrical Engineering

F – Process (Flow Diagrams)

G – General Arrangement

H – Heating, Ventilation, and Air Conditioning

I – Instrumentation and Control

K – Fire Protection

L – Plumbing

M – Mechanical Engineering

P – Piping Design

S- Structural Engineering (Steel and concrete structural details)

T – Telecommunications

V – Vessels (Tanks)

Z- Project (General drawings, legends, schedules, indexes, etc.)





Sheet reference number1
Sheet Reference Number

Project Numbers

256 Pepper Research Chemical Plant

257 Mammoth Mountain Plant

258 Unalaska Nuclear Plant


Sheet reference number2
Sheet Reference Number

Project Stage Designation

RD – Research and Design

CO - Construction

SS – Systemization and Start-up

MS – Maintenance and Servicing


Sheet reference number3
Sheet Reference Number

Document Type

M2 – Catalyst & Chemical Summary

M4 – Heat & Material Balance

M5 – Flow Diagram

M6 – P&ID


Sheet reference number4
Sheet Reference Number

System Locator

M01 – Heating and Ventilation Systems

M02 – Water and Sewage Systems

M03 – Breathing Air System

M04 – Electrical Power Supply System


Sheet reference number5
Sheet Reference Number

Discipline Code

M – Maintenance Operations

S – Support Operations

E – Engineering Operations


Sheet reference number6
Sheet Reference Number

Drawing Sequence Number

1 through 899 – Building, Area, System Drawings

900 through 999 – Common Drawings

9000 series - New drawings


Sheet reference number7
Sheet Reference Number

Drawing Revision Number

000 – First publication of drawing

001 – First published change

002 – Second published change





Summary
Summary

Title Block

Revisions Block

Notes Block

Sheet Reference Number


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