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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 GAS 
STORAGE AND UTILISATION FACILITIES IN NIGERIA 
Code: DPR Guide 0020 - 2020 
 
Revision Date: 1st September 2020 
 
 
 
This is a property of the Department of Petroleum Resources. All rights reserved  
 
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3.1.1 
Design and Construction Standard .................................................................... 9 
3.2 
Facility Layout & Site Selection ................................................................................. 9 
3.2.1 
Site Selection Criteria .......................................................................................... 9 
3.2.2 
Facility Layout ................................................................................................... 10 
3.3 
Separation Distances ................................................................................................ 11 
3.3.1 
LNG Regasification Separation Distances ........................................................ 11 
3.3.2 
Separation distance for Downloading Facilities............................................... 12 
3.3.3 
LPG Separation Distances .................................................................................. 12 
3.4 
Minimum Requirement for Storage Vessel/Tanks ................................................. 13 
3.4.1 
Additional Requirements for Underground LPG Tank Burial and Leak Test . 14 
3.4.2 
Requirements for Storage Cylinders ................................................................ 16 
3.4.5 
Requirements for LNG tanks ............................................................................ 19 
3.5 
Facility Connecting Pipework and Valves ............................................................... 20 
3.5.1 
Pressure Relief Systems .................................................................................... 21 
3.6 
Pumps, Compressors and Fittings ........................................................................... 22 
3.7 
Emergency Systems ................................................................................................. 22 
3.8 
Fire/Blast Walls ......................................................................................................... 23 
3.9 
Protection against Static Electricity: ....................................................................... 24 
3.10 
Fire Protection .......................................................................................................... 24 
4 
Minimum HSE REQUIREMENTS for THE OPERATION OF the Facility ........................ 25 
4.1 
Facility Competent Person ....................................................................................... 25 
4.2 
Minimum Training for Facility Competent Persons ................................................ 25