| (4) For an external floating roof storage tank, the
secondary seal must be visually inspected at least once every 12 months
to insure compliance with §115.112(b)(2)(E) - (F) of this title.
(A) If the external floating roof is not resting on
the surface of the VOC inside the storage tank and is not resting
on the leg supports; or liquid has accumulated on the external floating
roof; or the seal is detached; or there are holes or tears in the
seal fabric; or there are visible gaps between the seal and the wall
of the storage tank, within 60 days of the inspection the owner or
operator shall repair the items or shall empty and degas the storage
tank.
(B) If a failure cannot be repaired within 60 days
and if the storage tank cannot be emptied within 60 days, the owner
or operator may submit written requests for up to two extensions of
up to 30 additional days each to the appropriate regional office.
The owner or operator shall submit a copy to any local air pollution
control program with jurisdiction. Each request for an extension must
include a statement that alternate storage capacity is unavailable
and a schedule that will assure that the repairs will be completed
as soon as possible.
(c) The following inspection requirements apply in
Aransas, Bexar, Calhoun, Matagorda, San Patricio, and Travis Counties.
(1) For an internal floating roof storage tank, the
following inspection requirements apply.
(A) If during an inspection of an internal floating
roof storage tank, the internal floating roof is not resting on the
surface of the VOC inside the storage tank and is not resting on the
leg supports; or liquid has accumulated on the internal floating roof;
or the seal is detached; or there are holes or tears in the seal fabric;
or there are visible gaps between the seal and the wall of the storage
tank, within 60 days of the inspection the owner or operator shall
repair the items or shall empty and degas the storage tank.
(B) If a failure cannot be repaired within 60 days
and if the storage tank cannot be emptied within 60 days, the owner
or operator may submit written requests for up to two extensions of
up to 30 additional days each to the appropriate regional office.
The owner or operator shall submit a copy to any local air pollution
control program with jurisdiction. Each request for an extension must
include a statement that alternate storage capacity is unavailable
and a schedule that will assure that the repairs will be completed
as soon as possible.
(2) For an external floating roof storage tank, the
following inspection requirements apply.
(A) If during an inspection of an external floating
roof storage tank, the external floating roof is not resting on the
surface of the VOC inside the storage tank and is not resting on the
leg supports; or liquid has accumulated on the external floating roof;
or the seal is detached; or there are holes or tears in the seal fabric;
or there are visible gaps between the seal and the wall of the storage
tank, within 60 days of the inspection the owner or operator shall
repair the items or shall empty and degas the storage tank.
(B) If a failure cannot be repaired within 60 days
and if the storage tank cannot be emptied within 60 days, the owner
or operator may submit written requests for up to two extensions of
up to 30 additional days each to the appropriate regional office.
The owner or operator shall submit a copy to any local air pollution
control program with jurisdiction. Each request for an extension must
include a statement that alternate storage capacity is unavailable
and a schedule that will assure that the repairs will be completed
as soon as possible.
|
| Source Note: The provisions of this §115.114 adopted to be effective February 19, 1990, 15 TexReg 549; amended to be effective July 17, 1991, 16 TexReg 3713; amended to be effective August 1, 1992, 17 TexReg 4683; amended to be effective March 7, 1996, 21 TexReg 1548; amended to be effective May 22, 1997, 22 TexReg 4213; amended to be effective June 14, 2007, 32 TexReg 3178; amended to be effective December 29, 2011, 36 TeReg 8862; amended to be effective June 25, 2015, 40 TexReg 3907; amended to be effective January 5, 2017, 41 TexReg 10649 |
