Conference Paper - This paper describes the requirements of the standard, additional inspection points, and several uses of the standard in the field where clear specification language was imperative to successful project completion. NACE 5/SSPC-SP 12 standard confined to water jetting - which makes use of ultra-high pressure water that is nonabrasive. Four levels of visible post-cleaning condition and three levels of non-visible condition are defined.
Field observations and laboratory test results for several different fire sprinkler failure investigations conducted in the past several years in a variety of locations across the US. Field experience with assessment data, basis for diagnosis, mitigation and rehabilitation recommendations to prevent recurrence are presented.
In November 2011 a 5 month old baby unfortunately got killed in a Dutch swimming pool because 2 speakers and a speaker frame landed on her head. This paper will describe how this accident could happen and what has been done in the Netherlands since 2001 when the entire ceiling and airchannels came down in another swimming pool (luckily this occured during closing time).