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I have some great photos of tanks that have imploded due to several factors. Two of the most dominat factors are covering up the vent line and then removing product from the tank or as one of the earlier posts mentioned, steam cleaning a tank, closing it up, and letting the steam condense...

Dave, If you follow this link, http://www.workcover.vic.gov.au/vwa/alerts.nsf/pages/Pallet+Racking you will get a wealthy of quality info about storage rack safety. SAFTENG.net and WORKSAFE Victoria are "Partners in Safety" and we like to team up and share quality safety info...

Dave, There is no OSHA standard specific to storage racks. They would use the general duty clause if they found a situation that was a serious hazard to the workers. I would also tell you that they refer back to the manufacturers installation directions to see if the employer has installed...

wbd, OSHA has stated the following in a Letter of Interpretation regading the "two exit" requirement... "Every building or structure, section, or area thereof of such size, occupancy, and arrangement that the reasonable safety of numbers of occupants may be endangered by the...

I am sorry but you and he both would be in violation. Sure the ladders have safety factors built into them and most likely the ladder would not collapse if all he was doing was climbing it. But that is not why ladders has a 2 or 3 safety factor in their weight limits. Think about this...

NFPA 72 - National Fire Alarm Code® is the standard you will want to refertence in your decision making process. It covers the application, installation, location, performance, and maintenance of fire alarm systems and their components. In NFPA 72, the panel you are calling the control panel is...

Yes there remains a dust explosion hazard in dust collectors, as several hundred blow up annually. You need to reference NFPA 481 - Standard for the Production, Processing, Handling, and Storage of Titanium. Here's some of what NFPA 481 says about titanium dusts and dust collection systems...

I am not a ChemE and would never try to argue any engineering with a well rounded ChemE, but having worked in the Chemical Process Industry as a Safety Engineer for the past 10 years I want to pose a question/statement on this topic. I have not seen anyone mention using a pressure regulator on...

Thanks for the kind words John. What you said is the EXACT reason I started this FREE service to anyone that is interested. After spending 10 years in the Chemical Process Industry, I became so frustrated with management and engineers saying "yeah, but what's the likelihood of that really...

JOM, the incident you are referring to happened at the Wilton International site on Teesside on 12/24/01. The gas came from a heat transfer fluid called "Thermex". Below is a link to it's MSDS. www.accurategas.com/pdfs/manuals/30007a.pdf I hope this answers your questions. You...

Wayne, try www.SAFTENG.net go to the Safety, Health and Enironmental links page from there you will see the Gas and Dust Explosion page On that page there are 14 links in all and 7 of those are specific to dust explosions (3 of those are specific to dust explosions in the food industry) one...

Is your lab in a new building or existing building? Does you lab handle flammable substances or would it be considered a "HIgh Hazard Occupancy"? Bryan www.SAFTENG.net

In API Recommended Practice 576 - Inspection of PRD's, Section 6.1.1 it talks about a "stop valve". It states "When a block valve is provided between a vessel's only relief valve and the header the valve discharges into, the block valve shall be so arranged that it can be...

I am looking for advice on the difference in footprint patterns between 65% Oleum and 25% Oleum. Keeping the same amount, around 170,000 pounds, and everything else equal. At 65% Oluem our RMP footprint is right at 1.0 miles. We may be able to use 25% Oleum in our process and I was just...

Rich, Having been following this incident closely, I would recommend that Motiva try practicing a basic mechanical integrity program. From the documents posted at the accident website and from what the news accounts have stated, I would say that their lack of action boarders criminal mischief...

Doc, I think these links may give you what you are looking for. If you are looking for something else, please contact and I will try to help out again. http://fast.nist.gov/panel/symbology.htm http://www.city.vancouver.bc.ca/fire/fire_prev/fsplan2.html#P13 Bryan www.SAFTENG.net

Caius, You need to be using NFPA 654 "Standard for the Prevention of Fire and Dust Explosions from the Manufacturing, Processing, and Handling of Combustible Particulate Solids". This NFPA standard is for systems that convey combustible particulate solids that are produced as a...

Safety, try http://www.unwin-co.com/ and click on their "Books, Papers and Presentation" link to read about HAZOPs and other PHA information.

Allan, try these links: http://www.envirowin.com/clipdwn_loads.htm http://www.tedgoff.com/main.html http://www.arbouw.nl/VRIJETIJD/VRIJTIJD.htm http://u2.lvcm.com/aeaton/safetyhumor.html http://www.pcpages.com/safety911/ http://www.hsegroup.com/hse/text/just.htm...

Tom, I saw where you had visited the site, but I may have mis-directed you. The page you wanted to visit was the "Chemical Accident" page and not the "accident page". Sorry if this caused you any inconvienence. Bryan www.SAFTENG.net