Environmental Code of Practice for Aboveground and ... - CCME

7.3.4(1) Except as provided in Sentence (2), an
existing field-erected aboveground storage
tank not upgraded to be in conformance with
Section 3.3 shall be withdrawn from service
and removed in conformance with Part 9
within five years of the effective date of
this Code.
7.3.4(2) Where authorized by the authority having
jurisdiction, an existing field-erected
aboveground storage tank may be exempt
from adding an impermeable barrier under
the tank to meet the secondary containment
requirements of Section 3.9 provided that
within two years of the effective date of
this Code:
(a) best management practices are followed
in conformance with API Std 653-01,
“Tank Inspection, Repair, Alteration,
and Reconstruction”; or
(b) if inspection requires replacing or lining
the tank bottom, then 3.9.2(1)(b) shall
apply (See Appendix B, note
B.7.3.4(2)(b)).
7.3.4(3) In the event that a storage tank owner
chooses the exemption provided in Clause
7.3.4(2)(b) and the storage tank bottom or
shell becomes perforated, then all other
storage tanks with equal or more years of
similar service at that site that are being
managed under API Std 653-01, “Tank
Inspection, Repair, Alteration, and
Reconstruction”, shall be:
(a) inspected within one year; or
(b) re-evaluated within the time frame
specified by the new corrosion rate.
7.3.5 An existing aboveground storage tank not
upgraded with spill containment and runoff
collection in conformance with Section 3.10
shall be withdrawn from service and removed
in conformance with Part 9 within five years of
the effective date of this Code.
7.3.6 An existing shop fabricated aboveground
storage tank system not upgraded to be in
conformance with Sections 3.4, 3.5, and this
Section shall be withdrawn from service and
removed in conformance with Part 9 within
two years of the effective date of this Code.
Section 7.4 Underground Storage
Tank Systems
7.4.1 An existing underground storage tank
system that does not have corrosion
protection shall be withdrawn from service
and removed in conformance with Part 9
within 2 years of the effective date of
this Code.
7.4.2 Where an existing underground storage tank
system with corrosion protection is not
upgraded in conformance with Sentences
7.4.3(1) or (2), it shall be withdrawn from
service and removed in conformance with
Part 9 within two years of the effective date
of this Code.
7.4.3(1) Except as provided in Sentence 7.4.3(2), an
existing underground storage tank system
with corrosion protection must be upgraded
to include:
(a) liquid and vapour-tight connections,
caps and adapters;
(b) an overfill protection device;
(c) a fill pipe spill containment device;
(d) dispenser sumps; and
(e leak detection in conformance
with Part 6.
7.4.3(2) An existing underground storage tank system
with corrosion protection that is used for
storing used oil shall be upgraded to include:
(a) liquid-tight connections, caps and
adapters;
(b) a suction pipe in conformance with
Clause 4.2.4.(2)(c)
(c) a spill containment device in
conformance with Clauses 4.2.4(2)(d)
and (f);
(d) an overfill protection device in
conformance with Clause 4.2.4.(2)(e);
(e) venting in conformance with Clause
4.2.4(2)(g); and
(f) leak detection in conformance with Part 6.
31 Environmental Code of Practice for Aboveground and Underground Storage Tank Systems Containing Petroleum and Allied Petroleum Products