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GUIDE FOR THE ESTABLISHMENT AND OPERATIONS OF DOWNSTREAM GAS FACILITIES IN NIGERIA (LPG, CNG, LNG) ISSUED BY

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Applicable to all Oil & Gas Operators  
GUIDELINES FOR THE ESTABLISHMENT AND OPERATIONS OF CNG 
COMPRESSION FACILITIES IN NIGERIA 
Code: DPR Guide 0029 - 2020 
 
Revision  Date: 1st September 2020 
 
 
 
This is a property of the Department of Petroleum Resources. All rights reserved  
 
ii 
3.1.1 
Design And Construction Standard ................................................................... 8 
3.2 
Facility Layout & Site Selection ................................................................................. 9 
3.2.1 
Site Selection Criteria .......................................................................................... 9 
3.2.2 
Facility Layout for Compression  Facility ......................................................... 10 
3.3 
Separation Distances ................................................................................................ 11 
3.3.1 
Separation distance for Compression Facilities ............................................... 11 
3.4 
Minimum Requirement for Onsite Gas Storage Cascade/Tanks ............................ 12 
3.4.1 
Requirements for CNG Cascade tanks ............................................................. 13 
3.5 
Facility Connecting Pipework and Valves ............................................................... 14 
3.5.1 
Pressure Relief Systems ................................................................................... 15 
3.6 
Pumps, Compressors and Fittings ........................................................................... 16 
3.7 
Emergency Systems ................................................................................................. 16 
3.8 
Fire/Blast Walls ..........................................................................................................17 
3.9 
Protection against Static Electricity: ....................................................................... 18 
3.10 
Fire Protection .......................................................................................................... 18 
4 
MINIMUM HSE REQUIREMENTS FOR THE OPERATION OF FACILITY ........................ 19 
4.1 
Facility Competent Person ....................................................................................... 19 
4.2 
Minimum Training for Facility Competent Persons ................................................ 19 
4.3 
Housekeeping ........................................................................................................... 20 
4.4 
Lighting ..................................................................................................................... 20 
4.5 
Personal Protective Equipment (PPE) .................................................................... 20 
4.6 
Security ...................................................................................................................... 21