Each tornado differs, but they do have some common patterns to their travel and types of damage, which allow for a set of general predictions and precautions. In the interest of the preservation of life and property and to reduce the destructive effect of tornado pressures and flying debris, we have developed the following procedure.
1. Monitoring Tornado Alerts
Building Security is responsible for monitoring radio, television and Internet weather sites. Managers and Supervisor should also have access to radio, television and/or Internet weather sites and actively participate in the monitoring of weather updates.
2. Updates on Tornado Progression
In the event a tornado warning is issued for any county adjacent to Hendricks County, Security
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Declaration of Tornado Procedure
The following personnel are authorized to relocate all personnel in the facility, by declaring that Tornado Procedures are effective: Security, any Manager or Supervisor, on any shift, Epson or
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This is not a drill. All personnel will immediately proceed to their assigned tornado safety zones.”
(c) Supervisors who are in charge of the air horns should blast them in a succession of three blasts, followed by a 5-second waiting period and repeat it several times.
(d) Once the Tornado Procedure has been invoked, all personnel in the facility will immediately cease working and proceed to their tornado safety zone.
(e) Employees, who are not near their assigned zone, should go to the closest safety zone. Maps of all safety zones in the facility are posted next to the time clocks and there is a list of all safety zones at the end of this procedure. Employees should be familiar with the location of all the safety zones in the facility.
(f) Note: we do not conduct attendance during a tornado drill.
(g) Supervisor must shut down any systems that will cause facility damage if unattended for more than 30 minutes.
Note: If you observe opportunities for improvement during the drill, please notify your supervisor, Human Resources or your safety committee
Tornadoes make full use of the element of surprise. They seemingly form out of nowhere, varying greatly in size, strength, agility and speed, unpredictably destroying some or all of life’s most prized possessions, including the most precious of all – life. Leaving in their wake only remnants of physical memories carelessly scattered about. Living in “Tornado Alley” or any other tornado prone region is at times a leap of faith which only Mother Nature controls, yet societally this is an excepted risk. We have many advantages over our predecessors; statistic and evidence based weather forecasting improvements, radar, satellite imaging, warning and alert systems of various kinds, field Storm Spotters and Chasers documenting these magnificent wonders. However, we still professedly fail to convincingly communicate the dangers of these destructive beasts.
As suggested by the Department of Commerce in the Joplin, Missouri Service Assessment, the Joplin Tornado has provided them with invaluable information to continue to improve these forecasting, mitigation and preparedness efforts. Each and every storm systems or natural disaster event provides the opportunity for these fields to learn, grow and apply new life saving technology and
Some tornado specifics can be interesting, some can be boring but these are the fascinating ones. There is a part of land in the Midwestern U.s where more than 1,000 tornadoes form. Most tornadoes only stay on the ground for less than five minutes and some tornadoes stand still while others can go on devastating speeds. The destruction tornadoes make is mostly from the debris that it picks up. More than half of tornadoes are weak and don’t cause many
An Ef-5 tornado is one that causes “Incredible damage. Strong frame houses leveled off foundations and swept away; automobile-sized missiles fly through the air in excess of 100 meters (109 yds); trees debarked; incredible phenomena will occur” (NOAA, 2011).
At 6:15 p.m., a devastating tornado hit the downtown area of Fort Worth, Arlington, and Grand Prairie areas. The tornado that struck downtown Fort Worth was an F2 tornado on the Fujita scale, but an F3 on the Enhanced Fujita scale. The thunderstorms that the tornado arose from brought flash floods, strong winds, and hail. The tornado funnel developed directly over the city, descended, and stayed on the ground for at least 15 min (Brewster, 2004). The path of the tornado was recorded and after examining the damage it was determined the tornado began its damage in the municipality of River Oaks where damage had been done to homes and Castleberry High School. The tornado continued its path crossing the Trinity River where it then took a turn at the intersection of West 6th street and University Dr. It then took on a eastern direction damaging more homes. The tornado continued its path toward downtown leaving destruction to the Cash America building, the Bank One tower, Calvary Cathedral and many other buildings. The tornado finally dissipated when it hit I-35, but its parent cell continued to cause damage to homes, trees, and fences (Wikipedia.org). Another thunderstorm system began to arise in Johnson county and made its way northeast ward to meet up with the parent cell from the Fort Worth tornado, this produced a second tornado that hit Arlington and Grand Prairie. This tornado also reached
It is vital for the survival of mankind that we respect and understand the severity and danger of natural forces and weather conditions. Although advances have been made in the predictions and warning systems of the National Weather Service, or NWS, we must be vigilant in our efforts to always respect what is coming. It is also imperative that we learn from the mistakes we have made in the past and grow from them. One such piece of literature which can help to do this is "Storm Warnings: The story of the a Killer Tornado", by Nancy Mathis, which depicts an amazingly horrific incident where mankind was not prepared for what was coming. The following is understanding of the events that took place on May 3rd, 1999, which showcased an amazing, and terrible, spectacle of tornadoes in Oklahoma. Furthermore we will delve into what has changed since this to better our understanding of upcoming weather related dangers as well as planning for said forces of nature.
All campus buildings are equipped with a NOAA weather radio which broadcasts news of tornado watches and warnings.
On a rainy Wednesday afternoon in March, folks in the town of Ellington, Missouri noticed that the morning drizzle was becoming much more of a storm. They didn’t know a deadly tornado was rapidly forming. The Fujita scale measures the intensity, damage, and wind speeds of a tornado. The tornado that touched down around 1 p.m. was measured to be a F5, having the highest wind speeds and causing the most damage.
In order to survive a tornado you must be listening to see if you can hear the tornado warning and if you do than you must grab the children (if you have them at home) and preferably the pets to. Than if you have a cellar, or a basement than I suggest you go down there and stay clear of windows, but if you don’t than just find a small space or hide in a closet that has no windows. If you ae in a car and you hear the tornado siren go off, than I highly suggest you get out of the car and grab the kids and go into the closet store to you. And if you are in the middle of nowhere and there is no store by you than see if you can find something to hide under, because I can guarantee you that hiding under something is a lot safer than staying in your
(3) Supervise the accident area until fire, if any, is under control or until area is safe for entry by authorized personnel.
Besides the previous Ward-type tornado simulator (Chang, 1966 and Ward, 1972) and its updated ones (Church et al., 1979; Leslie, 1977; Jischke et al., 1983; Diamond et al., 1984), the recently developed ones at Iowa State U. (ISU), Texas Tech U and Western U. (WU). Using the tornado simulator at ISU, the wind flow around a one-story, gable-roofed building in tornado-like winds (Hu, 2011) and the wind effects on this structure (Haan Jr et al., 2009) have been studied. They reported that the tornado-induced lateral forces were about 50% larger than those by ASCE 7-05 and the tornado-induced vertical force (uplift) were two or three times as large as those by the provision. Other similar research can be found in (Chang, 1971; Bienkiewicz et al.,
The hired contractor lead, which is designated as the Entry Supervisor, is responsible for authorizing entry and issuing entry permits for work in our permit spaces. The contractor must work with the Safety Manager and other departments as necessary to conduct a pre-entry evaluation to ensure safe entry conditions. The file of permits and related documents are kept by the contractor and a copy is filed in the safety office. The contractor shall maintain procedures for preparing, issuing, and canceling entry permits as required by 29 CFR 1910.146.
Preparation is the most important event that should take place at any time. If you are watching the news before a big thunderstorm, and you see that your county is even on tornado watch while
A tornado is a violent rotating column of air extending from a thunderstorm to the ground. The most violent tornadoes can produce massive destruction with wind speeds of 250 miles per hour or more. The typical tornado moves from southwest to northeast, but they have been known to move in any direction. The average forward speed of a tornado is 30 miles per hour but it may vary from stationary to 70 miles per hour. Although tornadoes occur in many parts of the world, they are found most frequently in the United States east of the Rocky Mountains during the spring and summer months. In an average year, 800 tornadoes are reported nationwide, resulting in 80 deaths and over 1,500 injuries.
A tornado is defined as a violently rotating column extending from a thunderstorm to the ground. The most violent tornadoes are capable of tremendous destruction with wind speeds of two hundred and fifty miles per hour or more. Damage paths can be more than one mile wide and fifty miles long. In an average year, eight hundred tornadoes are reported nationwide, resulting in eighty deaths and over one thousand five hundred injuries. In the body of my essay, I will tell you about types of tornadoes, where tornadoes come from, where and when tornadoes occur, the damage they inflict, variations of tornadoes, and how to detect tornadoes.