Recent Blog Posts

Q&A | Ammonia Pipe Labels

September 30th, 2014

Question: I’ve heard that the ammonia pipe labeling requirements have changed. Is that true? Answer: Yes and No. It is true that IIAR updated Bulletin No. 114 Identification of Ammonia Refrigeration Piping and System Components in March 2014. The update includes a fundamental change that we will address in this blog. Before doing that, however, it is important that we unpack […]

Mechanical Integrity 101 | 5-Year Inspections

July 7th, 2014

There seems to be a lack of clarity regarding the frequency that Mechanical Integrity inspections must be performed on ammonia refrigeration systems and more specifically whether a 5-year MI inspection is required by the PSM regulation. Title 29 CFR §1910.119(j)(4)(iii) requires that “the frequency of inspections and tests of process equipment shall be consistent with applicable manufacturers’ recommendations and good engineering practices, […]

Q&A | Normative vs. Informative

July 11th, 2013

Question: Is  ANSI/IIAR 2-2008 Equipment, Design, and Installation of Closed-Circuit Ammonia Mechanical Refrigerating Systems normative or informative? Answer: Normative. All sections within IIAR 2 should be considered normative unless it is specifically stated that the section is informative. The second paragraph on the first page of the document reads as follows: This standard includes both Normative (required) and Informative […]

Q&A | OSHA Violations

May 23rd, 2013

Question: What is the most common OSHA citation? Answer: The International Institute of Ammonia Refrigeration publishes the Condenser each quarter. The May 2013 addressed this exact question in the IIAR Government Relations article on page 14. According to the article, from 2009 through 2012 the most cited OSHA standards were: Hazard Communication Electrical, Wiring Methods Lockout/Tagout […]

Ammonia Week in Review | February 22, 2013

February 22nd, 2013

It was another busy week in the ammonia industry. Check out some of the trending news in our latest Ammonia Week in Review… Two Charged with Stealing Anhydrous Ammonia in Venice – The Cayuga County Sheriff’s Office announced Monday that it arrested two people in connection with the theft of anhydrous ammonia that occurred Feb. 14 […]