https://waltbeattie.com/2025/03/18/arrl-technician-license-manual-questions/2025-03-19T02:03:57+00:00monthlyhttps://waltbeattie.com/articles-by-walt/https://waltbeattie.com/wp-content/uploads/2010/08/rockwood-1912a1.jpgRockwood 1912a1912 Rockwood Sprinkler Headhttps://waltbeattie.com/wp-content/uploads/2010/08/1890s-head-a1.jpg1890s head-a1890's Grinnell Sprinkler Headhttps://waltbeattie.com/wp-content/uploads/2010/08/1890s-head-a.jpg1890s head-ahttps://waltbeattie.com/wp-content/uploads/2010/08/rockwood-1912a.jpgRockwood 1912a2018-03-10T18:59:28+00:00weekly0.6https://waltbeattie.com/about-me/https://waltbeattie.com/wp-content/uploads/2010/08/walt-hydt-test1.jpgWalt Performing Hydrant Test2018-03-10T18:52:21+00:00weekly0.6https://waltbeattie.com/2015/12/01/our-lady-of-angels-fire-chicago/https://waltbeattie.com/wp-content/uploads/2015/11/ola-chicago-19581201.jpgOLA Chicago 195812012015-12-03T03:56:28+00:00monthlyhttps://waltbeattie.com/2015/04/07/potential-fire-protection-failures-asse-philadelphia-chapter-april-16-2015/https://waltbeattie.com/wp-content/uploads/2015/04/sprinkler-head-wsb.jpgSprinkler head-WSBWhy did this sprinkler head fail to operate in a fire?2015-04-07T17:58:42+00:00monthlyhttps://waltbeattie.com/2015/03/04/implementing-a-fire-protection-inspection-testing-maintenance-program-for-water-based-fire-protection-equipment/https://waltbeattie.com/wp-content/uploads/2015/03/beattie-spare-as.jpg2015-03-04T22:27:30+00:00monthlyhttps://waltbeattie.com/2015/02/17/katie-jane-memorial-home-for-the-aged-72-died/2015-02-17T19:05:28+00:00monthlyhttps://waltbeattie.com/2014/10/02/fire-sprinkler-systems-ensuring-reliability-through-inspection-testing-maintenance-2/2014-10-02T13:23:59+00:00monthlyhttps://waltbeattie.com/2014/09/23/fire-evacuation-developing-situational-awareness/https://waltbeattie.com/wp-content/uploads/2014/09/pull-station-beattie-fprc.jpgFire Alarm Pull Station2014-09-23T18:38:12+00:00monthlyhttps://waltbeattie.com/2014/09/15/csb-warning-against-use-of-methanol-during-laboratory-and-classroom-combustion-demonstrations/https://waltbeattie.com/wp-content/uploads/2014/09/methanol-tornado-csb.jpgMethanol Tornado - CSBView of "fire tornado" demonstration - Photo CSB2014-09-15T17:54:23+00:00monthlyhttps://waltbeattie.com/2014/09/01/the-great-fire-of-london/https://waltbeattie.com/wp-content/uploads/2014/09/the-great-fire-of-london.jpgThe Great Fire of Londonhttps://waltbeattie.com/wp-content/uploads/2014/09/london-monument9-upsteps1-blog.jpgMonument to the Great Fire of London - Stair spiralStairs going up to the top of the Monument to the Great Fire of Londonhttps://waltbeattie.com/wp-content/uploads/2014/09/london-monument1-blog.jpgMonument to the Great Fire of LondonThe Monument stands at the junction of Monument Street and Fish Street Hill in the City of London.2014-09-01T17:54:51+00:00monthlyhttps://waltbeattie.com/2014/08/20/fire-sprinkler-systems-ensuring-reliability-through-inspection-testing-maintenance/https://waltbeattie.com/wp-content/uploads/2014/08/oshsupercast_10214mainheader.jpgOSH Supercast2014-08-20T14:52:27+00:00monthlyhttps://waltbeattie.com/2014/03/25/triangle-shirtwaist-factory-fire-march-25-1911/2014-03-25T21:10:37+00:00monthlyhttps://waltbeattie.com/waltbeattie-blog/https://waltbeattie.com/wp-content/uploads/2013/12/triangle-coffins-library-of-congress.jpgLibrary of Congress - No known restrictions to publishCoffins from Triangle Shirtwaist Factory Fire - Library of Congress. No known restrictions to publish2014-03-25T20:54:25+00:00weekly0.6https://waltbeattie.com/fire-sprinklers/https://waltbeattie.com/wp-content/uploads/2012/05/1961-viking-upright2-beattie1.jpg1961 Viking Upright1961 Viking Upright Sprinkler Headhttps://waltbeattie.com/wp-content/uploads/2012/05/1961-viking-upright2-beattie.jpg1961 Viking Upright2-Beattie1961 Viking Upright Sprinkler Head. 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They are in direct sunlight.2013-03-16T18:42:16+00:00monthlyhttps://waltbeattie.com/2012/06/02/storage-tank-implosion/https://waltbeattie.com/wp-content/uploads/2012/06/tank-implode2doc-beattie.jpgImploded TankPartial tank implosionhttps://waltbeattie.com/wp-content/uploads/2012/06/tank-implode1doc-beattie.jpgTank Imploded1The tank to the right has a huge dent, likely from a depressurization2013-01-12T17:29:23+00:00monthlyhttps://waltbeattie.com/2012/12/16/star-sprinkler-model-b-165f-manufactured-in-1946/https://waltbeattie.com/wp-content/uploads/2012/12/star-1946-b-upright-3-beattie.jpgStar 1946 B Upright 3-BEATTIEStar Sprinkler Model B 165°F manufactured in 1946https://waltbeattie.com/wp-content/uploads/2012/12/star-1946-b-upright-2-beattie.jpgStar 1946 B Upright 2-BEATTIEStar Sprinkler Model B 165°F manufactured in 1946https://waltbeattie.com/wp-content/uploads/2012/12/star-1946-b-upright-1-beattie1.jpgStar 1946 B Upright 1-BEATTIEhttps://waltbeattie.com/wp-content/uploads/2012/12/star-1946-b-upright-1-beattie.jpgStar 1946 B Upright 1-BEATTIEStar Sprinkler Model B 165°F manufactured in 19462013-07-07T02:57:48+00:00monthlyhttps://waltbeattie.com/2012/12/14/christmas-2012/2012-12-15T02:23:37+00:00monthlyhttps://waltbeattie.com/2012/11/24/dry-christmas-trees-can-be-a-disaster-2/2012-11-25T04:06:14+00:00monthlyhttps://waltbeattie.com/2012/04/18/san-francisco-earthquake-april-18-1906/https://waltbeattie.com/wp-content/uploads/2012/04/san-fran-beattie.jpgSan Francisco TodaySan Francisco Today2012-04-18T16:34:33+00:00monthlyhttps://waltbeattie.com/2012/04/14/dry-pipe-sprinkler-systems-inspection-testing-maintenance/https://waltbeattie.com/wp-content/uploads/2012/04/dry-pipe-valve-beattie-blog.jpgDry Pipe ValveA differential Dry Pipe Sprinkler System2012-04-15T13:37:30+00:00monthlyhttps://waltbeattie.com/fire-sprinklers-pumps-tanks/https://waltbeattie.com/wp-content/uploads/2011/01/tank-foam-prot-beattie2-c.jpgTank foam prot-beattie2-Chttps://waltbeattie.com/wp-content/uploads/2011/01/tank-foam-prot-beattie1-c.jpgTank foam prot-beattie1-CLiquid Storage Tank Foam Protectionhttps://waltbeattie.com/wp-content/uploads/2011/01/tank-foam-prot-beattie2.jpgTank foam prot-beattie2https://waltbeattie.com/wp-content/uploads/2011/01/tank-foam-prot-beattie1.jpgTank foam prot-beattie1Liquid Storage Tank Foam Protectionhttps://waltbeattie.com/wp-content/uploads/2011/01/hi-fog-water-mist-on-ship.jpgWater mist sprinkler heade on a cruise shipWater mist sprinkler heade on a cruise shiphttps://waltbeattie.com/wp-content/uploads/2011/01/steam-underwriters-pump.jpgSteam underwriters pumpSteam underwriters pumphttps://waltbeattie.com/wp-content/uploads/2011/01/viking-high-challenge-1980-beattie.jpgViking High Challenge 280°F 0.64 Orifice Sprinkler HeadViking High Challenge 280°F 0.64 Orifice Sprinkler Head2012-02-03T14:09:32+00:00weekly0.6https://waltbeattie.com/2012/01/29/backflow-preventers-on-fire-protection-systems/https://waltbeattie.com/wp-content/uploads/2012/01/double-detector-check-beattie.jpgDouble Detector Check-Beattiehttps://waltbeattie.com/wp-content/uploads/2012/01/backflow-prevention2-beattie.jpgBackflow prevention2-BEATTIEhttps://waltbeattie.com/wp-content/uploads/2012/01/backflow-prevention-beattie.jpgBackflow prevention-BEATTIE2012-01-30T03:40:07+00:00monthlyhttps://waltbeattie.com/2011/10/14/the-second-great-chelsea-fire-october-14-1973/https://waltbeattie.com/wp-content/uploads/2011/10/residential-fire-sprinkler-in-bldg-under-constr-w-s-beattie1.jpgResidential Fire Sprinkler in a Residence Under ConstructionA Fire Sprinkler in a Residence Under Constructionhttps://waltbeattie.com/wp-content/uploads/2011/10/residential-fire-sprinkler-in-bldg-under-constr-w-s-beattie.jpgResidential Fire Sprinkler in a Residence Under ConstructionResidential Fire Sprinkler in a Residence Under Construction2012-01-25T03:02:54+00:00monthlyhttps://waltbeattie.com/2012/01/21/emergency-gas-shut-off-valves/https://waltbeattie.com/wp-content/uploads/2012/01/earthquake-gas-shutoff-beattie-c.jpgEarthquake Gas Shutoff ValveAn earthquake actuated gas shutoff valve installed on a gas line will go a long way to reducing the fire following earthquake risk at your facility.2012-01-22T03:03:18+00:00monthlyhttps://waltbeattie.com/2011/05/10/tv-photographer%e2%80%99s-view-of-utica-new-york-fire-that-killed-four-complaints-that-not-enough-was-done/2012-01-22T02:59:10+00:00monthlyhttps://waltbeattie.com/2012/01/21/asse-helps-provide-fire-prevention-training-for-students/https://waltbeattie.com/wp-content/uploads/2012/01/campus-fire-safety-beattie-c2.jpgCampus Fire SafetyCampus Fire Training - 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hotel-W BEATTIE2011-04-14T03:10:43+00:00monthlyhttps://waltbeattie.com/2011/04/13/259/https://waltbeattie.com/wp-content/uploads/2011/04/hydrant-flush-beattie.jpgHydrant FlushingYard hydrants should be operated annually and flowed until all foreign material has cleared. 2011-04-13T22:36:01+00:00monthlyhttps://waltbeattie.com/2011/02/24/water-mist-sprinkler-head-on-a-cruise-ship/https://waltbeattie.com/wp-content/uploads/2011/02/hi-fog-water-mist-on-ship.jpgWater mist sprinkler head on a cruise shipWater mist sprinkler head on a cruise ship2011-02-24T15:14:01+00:00monthlyhttps://waltbeattie.com/2011/02/20/steam-underwriters-pump/https://waltbeattie.com/wp-content/uploads/2011/02/steam-underwriters-pump.jpgSteam underwriters pump2011-02-20T23:13:16+00:00monthlyhttps://waltbeattie.com/2011/02/13/best-practices-in-fire-safety-virtual-symposium/2011-02-13T21:05:37+00:00monthlyhttps://waltbeattie.com/2011/01/20/viking-high-challenge-280%c2%b0f-0-64-orifice-sprinkler-head/https://waltbeattie.com/wp-content/uploads/2011/01/viking-high-challenge-1980-beattie1.jpgViking High Challenge 280°F 0.64 Orifice Sprinkler Head2011-01-20T14:53:51+00:00monthlyhttps://waltbeattie.com/2010/12/29/iroquois-theatre-fire-december-30-1903/2010-12-29T21:24:05+00:00monthlyhttps://waltbeattie.com/2010/08/10/fire-protection-articles-have-been-added/2010-12-23T07:18:48+00:00monthlyhttps://waltbeattie.com/2010/12/22/chicago-fire-fatalities/2010-12-22T20:05:26+00:00monthlyhttps://waltbeattie.com/2010/12/17/watch-videos-of-dry-christmas-trees-on-fire/2010-12-17T21:32:34+00:00monthlyhttps://waltbeattie.com/dry-christmas-trees-can-be-a-disaster-watch-videos-here/2010-12-17T21:31:57+00:00weekly0.6https://waltbeattie.com/2010/12/14/happy-holidays/https://waltbeattie.com/wp-content/uploads/2010/12/happyholidays-waltbeattie2010.jpgHappy Holidays!2010-12-14T16:10:50+00:00monthlyhttps://waltbeattie.com/2010/09/22/fire-pump-hose-header-bird-nest/https://waltbeattie.com/wp-content/uploads/2010/09/hdr-5-snake-skin-used-in-making-nest-waltbeattie.jpgWhy it is not a good idea to leave your fire pump hose header valves fully openBird's next in Fire Pump Hose Header2010-12-06T21:59:02+00:00monthlyhttps://waltbeattie.com/2010/12/03/deadliest-hotel-fire-in-the-usa-december-7-1946/2010-12-05T01:40:57+00:00monthlyhttps://waltbeattie.com/2010/11/27/coconut-grove-nightclub-the-second-worst-single-building-fire-in-american-history/2010-11-27T19:40:04+00:00monthlyhttps://waltbeattie.com/2010/11/20/84-die-in-las-vegas-hotel-fire-mgm-grand-30th-anniversary/2010-11-21T04:14:56+00:00monthlyhttps://waltbeattie.com/2010/11/07/is-your-chimney-ready-for-heating-season/2010-11-08T03:45:23+00:00monthlyhttps://waltbeattie.com/2010/09/03/campus-fire-safety-tips-from-asse/2010-10-08T23:16:16+00:00monthlyhttps://waltbeattie.com/2010/09/25/fire-prevention-week-october-3-9-2010/2013-01-22T02:42:44+00:00monthlyhttps://waltbeattie.comdaily1.02025-03-19T02:03:57+00:00