Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 215 - ORGANIC MATERIAL EMISSION STANDARDS AND LIMITATIONS
Subpart H - SPECIAL LIMITATIONS FOR SOURCES IN MAJOR URBANIZED AREAS WHICH ARE NONATTAINMENT FOR OZONE
Section 215.241 - External Floating Roofs

Universal Citation: 35 IL Admin Code ยง 215.241

Current through Register Vol. 48, No. 38, September 20, 2024

The requirements of subsection 215.124(a) shall not apply to any stationary storage tank equipped with an external floating roof:

a) Exempted under Section 215.123(a)(2) through (a)(6);

b) Of welded construction equipped with a metallic-type shoe seal having a secondary seal from the top of the shoe seal to the tank wall (shoe-mounted secondary seal);

c) Of welded construction equipped with a metallic type shoe seal, a liquid-mounted foam seal, a liquid-mounted liquid-filled-type seal, or other closure device of equivalent control efficiency approved by the Agency in which a petroleum liquid with a true vapor pressure less than 27.6 kPa (4.0 psia) at 294.3 ° K (70° F) is stored; or

d) Used to store crude oil with a pour point of 50° F or higher as determined by ASTM Standard D97-66 incorporated by reference in Section 215.105.

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