Library / GUIDELINES FOR THE ESTABLISHMENT OF A NATURAL GAS PLANT FACILITY IN NIGERIA. DPR 2006
GUIDELINES FOR THE ESTABLISHMENT OF A NATURAL GAS PLANT FACILITY IN NIGERIA. DPR 2006

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b) 
The gas plant facility owner shall provide the Director with the following 
information before the commencement of fabrication: 
i) 
The name of the contractor and the fabrication program. 
ii) 
The yard in which all pressure vessels, columns and ancillary equipment 
would be fabricated. 
iii) 
The arrangements made for the statutory monitoring of the various 
stages of the fabrication by officials of the Department. 
iv) 
The name and job references of the company appointed as quality 
control inspectors for the job and Curriculum Vitae (CV) of its principal 
technical staff. 
 
c) 
At the completion of fabrication, the quality control inspecting company shall 
compile a report confirming that all materials used were strictly in accordance 
with approved specifications as verified through steel mill certificates with the 
approved Standards and Codes of Practice. The quality control inspection shall 
be by Non-Destructive Examination (NDE). Consequently, inspection and 
certification of all welded parts of vessels, columns and piping shall be by any 
of the following techniques as applicable viz.:  
i) 
Liquid Penetrant Technique. 
ii) 
Magnetic Particle Technique. 
iii) 
Radiographic Technique. 
iv) 
Ultrasonic Technique. 
A comprehensive report of the inspection so carried out shall be forwarded to 
the Director through the plant owner. 
 
 
2.2 
ENVIRONMENTAL AND SAFETY CONSIDERATION 
 
2.2.1 ENVIRONMENTAL FACTORS 
 
These shall include all available meteorological parameters, such as the prevailing wind 
direction, maximum wind velocity, maximum and minimum atmospheric temperature, 
relative humidity, rainfall, local flood or tide conditions. 
a) 
All environmental parameters shall be obtained from independent site survey 
with all the data gathered being properly documented. 
b) 
Soil test and geo-technical investigations shall be carried out for foundation or 
load-carrying characteristics of the site. 
c) 
Contour maps (site plan), showing ground elevations shall be prepared 
d) 
Effect of borehole water withdrawal on ground water table shall be investigated 
and result submitted.  
 
2.2.2 ENVIRONMENTAL PROTECTION 
 
a) 
There shall be a detailed Environmental Impact Assessment (EIA) study of the 
area as provided for in the National Environmental Guidelines and Standards 
for the Petroleum Industries, before commencement of construction. 
 
b) 
The general layout of the location and provisions for all waste disposal in the 
gas plant shall comply with the applicable specifications in the National