Library / B 771 Federal Republic of Nigeria Official Gazette No. 106
B 771 Federal Republic of Nigeria Official Gazette No. 106

Page 14 of 29
B  784
(ii) any defect affecting the integrity and operability of the tanks
observed shall be rectified, and
(iii) UTM of tank shells shall be carried out and records made available
to the Authority on demand ;
(e) a person shall not enter any tank, confined or semi confined space
which has contained hydrocarbon unless —
(i) the tank has been certified safe by a competent person, or
(ii) there is attached to the person, a lifeline held by another person
standing outside at a safe distance and in a position to observe if the
person is overcome by gas or fumes ;
(f) a person shall not enter a sump which has contained hydrocarbons
unless there is attached to the person, a lifeline held by another person
standing —
(i) at the top of the sump at a safe distance, and
(ii) in a position to observe if the person is overcome by gas or fumes ;
(g)  a person holding a lifeline referred to in paragraph (e) and (f ) shall
be adequately trained for that purpose and —
(i) if an accident occurs, call for help, and
(ii) be equipped to render such assistance as is practicable without
entering the tank or sump until help arrives ;
(h) tank bottom plate shall be inspected by competent personnel using
methods or technologies that are safe and effective as may be determined
by the manager and approved by the Authority ;
(i) results of the inspections in paragraph (d) and (e) shall be documented and
made available to the Authority on demand; and
(j) the bottom plate of every tank shall be effectively equipped with cathodic
protection device which shall be designed to meet internationally recognised
standards.
13.  A manager shall ensure that —
(a) processes for the effective monitoring of cathodic protection systems
are regularly reviewed and updated in accordance with the standards
designed for the system ;
(b)  the internals of tanks shall be coated appropriately to meet NACE
standards and other recognised requirements approved by the Authority;
(c) floor plate coating shall be 100% inspected using appropriate
equipment such as holiday detector ;
(d)  all hydrocarbon storage tanks shall be sited at a safe distance from
any dangerous area in a direction downwind from the prevailing wind ;
(e) all crane and hoist shall be operated by a trained person who shall
always ensure that the crane or hoist is never used to lift loads more than
the maximum crane capacity or safe working limit ;
Maintenance
of storage
facilities,
pipelines
and lifting
operations