Recent Blog Posts

Ammonia Week in Review | November 1, 2019

November 1st, 2019

A leak from a 12,000 gal ammonia tank displaces six residents in this week’s edition of the Ammonia Week in Review… Weekend Anhydrous Ammonia Leak Displaces Six – “They had three 12,000 gallon tanks of anhydrous ammonia,” said Fire Prevention Division Chief for the Peoria Fire Department, Stan Taylor. […keep reading] Inspection, Testing, and Maintenance (IIAR 6, Part 6) […]

Inspection, Testing, and Maintenance (IIAR 6, Part 6)

October 29th, 2019

ANSI/IIAR 6-2019 §5.1 lays out the foundational requirements of an ITM Program. Most obligations in this section build upon an existing MI requirement in the PSM regulations (Title 8 CCR §5189(j) and Title 29 CFR §1910.119(j)). For example, ANSI/IIAR 6-2019 §5.1 requires that “The owner or owner’s designated representative shall ensure an inspection, testing, and […]

Program Administration (IIAR 6, Part 5)

October 15th, 2019

Who is responsible for implementing an IIAR 6 ITM Program at your facility? §4.1.1 speaks to that very question: “The owner or owner’s designated representative shall be responsible for overseeing and ensuring that inspection, testing and maintenance is performed in accordance with the requirements of this standard.” While the owner or the designated representative is […]

Definitions (IIAR 6, Part 4)

October 1st, 2019

Words matter. Consequently, ANSI/IIAR 6-2019 has introduced thirty-one new definitions in Chapter 2. Eventually, these definitions will be moved to ANSI/IIAR 1 American National Standard for Definitions and Terminology Used in IIAR Standards when that document is next revised, but until that time, Chapter 2 is a necessary resource for those wanting to implement IIAR […]

Purpose, Scope, and Applicability (IIAR 6, Part 3)

September 17th, 2019

Chapter 1 of ANSI/IIAR 6 Standard for Inspection, Testing, and Maintenance of Closed-Circuit Ammonia Refrigeration Systems addresses the Purpose, Scope, and Applicability of the standard. According to §1.1, the purpose of IIAR 6 is to specify “minimum requirements for inspection, testing, and maintenance for closed-circuit ammonia refrigeration systems”. Notice that there are no qualifiers for […]