SOP on Colour Coding System of Utility Lines

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766
1.0 Objective
To lay down the Colour Coding system for indicating the contents of Utility Lines.
2.0 Scope
This Standard Operating Procedure is applicable to the formulation plant of pharmaceutical Company.
3.0 Responsibility
The Concerned Technician shall follow the Colour Coding System as per this SOP.
The Officer/Executive-Engineering shall be responsible for implementation of the procedure as per this SOP.
4.0 Accountability
Head-Engineering/Designee shall ensure the compliance of the procedure as per this SOP.
5.0 Abbreviation and Definitions
HSD : High Speed Diesel
LPG : Liquefied Petroleum Gas
FO : Furnace Oil
SOP: Standard Operating Procedure
6.0 Procedure
The purpose of painting the utility pipelines with different colours is to facilitate the easy identification of the contents of the service lines and to indicate their direction of flow.
The colour codes for pipelines shall be painted as per the following Table:
Sr.No.
Content of Pipeline
Ground Colour
First Colour Band
Second Colour Band
1
Treated Water
Sea Green
Light Orange
2
Purified Water
Sea Green Band
On SS line
French Blue
Signal red
3
Hydrant water
Fire Red
Crimson Red
4
Chilled Water
Sea Green
Black
Canary Yellow
5
Steam
Silver Grey Band on Aluminum Cladding
Signal Red
6
Compressed Air
Sky Blue
Signal Red
7
Vacuum
Sky Blue
Black
8
LPG
Canary Yellow
9
FO
Light Brown
Brilliant Green
10
HSD Fuel
Light Brown
11
Hydrogen
Canary Yellow
Signal Red
French Blue
12
Nitrogen
Canary Yellow
Black
13
Oxygen
Canary Yellow
White
14
Drainage
Black
15
Condensate
Sea Green
Light Brown
16
Hot Water
Sea Green
Light Gray
17
Soft Water
Sea Green
Light Brown
18
Waste Water
Sea Green
Canary Yellow
Signal Red
To indicate the direction of flow red or white arrow marks shall be painted on the pipeline at suitable positions (e.g. at junction, entry and exit point etc.)
The paints used for painting on the pipeline or the tape used should have a glossy finish.
7.0 Forms and Records
Not Applicable
8.0 Distribution
Master Copy : Documentation Cell
Controlled Copies: Engineering, Quality Assurance Production, Quality control, warehouse, Administration and Housekeeping
9.0 History
            Date
       Revision Number
                 Reason for Revision
              –
                00
                        New SOP

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