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Topic: Bird strike


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In the News (Fri 5 Sep 08)

  
  Bird strike - Wikipedia, the free encyclopedia
A bird strike (sometimes birdstrike, bird hit, or BASH (bird aircraft strike hazard)) in aviation, is a collision between an airborne animal (most often a bird, but also sometimes another species) and a man made vehicle, especially aircraft.
Most bird strikes happen close to the ground, where the majority of the birds are found (in bird airspace).
Striking large land-bound animals, such as deer, can also be a problem to aircraft during take off and landing, and over 650 civil aircraft collisions with deer were reported in the U.S. between 1990 and 2004.
en.wikipedia.org /wiki/Bird_strike   (1615 words)

  
 Bird Strike Damage on Composite Panels
The objective of this study was to perform analyses of bird strike impact loading on composite panels that represent a section of a composite compressor blade.
The bird strike configuration studied was the impact of a gelatin bird simulant material at various impact conditions into composite panels that represent a simplified compressor blade geometry.
The response of the artificial bird is similar to a fluid where the strength of the bird simulant material is small compared to the impact loads.
www.arasvo.com /bird.htm   (309 words)

  
 BSC-USA
Furthermore, these strikes put the lives of aircraft crew members and their passengers at risk: over 195 people have been killed worldwide as a result of wildlife strikes since 1988.
Over 5,100 bird strikes were reported by the U.S. Air Force in 2005.
An estimated 80% of bird strikes to civil aircraft in
www.birdstrike.org   (726 words)

  
 Flight Hazards and Bird Strikes - Bird-Aircraft Interactions
The bird strike information presented here includes light condition, aircraft classification, flight phase, height of the bird strike, speed of the aircraft, parts of the aircraft struck, and parts of the aircraft damaged.
Seventy-two per cent (1387) of these strikes with known phase of flight occurred in and around the airfield, twenty per cent (384) of the bird strikes reportedly occurred during low-level flight operations, and eight per cent (151) of bird strikes occurred en route.
The bird strike statistics can also be analyzed to determine those times of the year or the day when bird hazards are most common, as well as which runways have the greatest number of strikes.
www.geocities.com /profemery/aviation/icaostats.html   (1068 words)

  
 Aerodromes - Other information for aerodrome operators
Bird and animal strikes are on the increase, but with improved reporting we will be able to better understand the problem, and consequently put more effective controls in place.
With this in mind, a six month trial of a new bird and animal strike reporting form and process is being put in place by the ATSB to assist the industry as a whole to better understand the issues it faces with bird and animal hazards.
To enhance awareness of the safety issues surrounding bird and animal strikes; provide an opportunity for bird and animal strike information, knowledge and advise to be shared; and to determine directions for future research, regulations and procedures to mitigate the risk posed by birds and animals to aircraft.
www.casa.gov.au /aerodromes/bird.htm   (430 words)

  
 The Aircraft Birdstrike Business
Bird strikes have been a hazard since the dawn of aviation.
The first officially recorded bird strike was by Wilbur Wright in 1905, and the first death by bird came in 1912.
The most common are mourning doves and horned larks, but strikes range all over the spectrum and reach their height during the spring and fall migrations.
www.iasa.com.au /folders/Safety_Issues/others/snarge.html   (960 words)

  
 RIMS | RM Magazine
Bird strikes are thought to have played a significant role in at least five large jet airliner accidents over the last 30 years and over 200 people have been killed as a result of bird strikes since 1988.
Estimates place the costs of these collisions with birds and other wildlife to commercial and military aviation worldwide at close to $1 billion each year from lost and damaged aircraft, flight delays, and lost time while aircraft are out of service for repair or inspection.
While these methods will chase birds away, the effect is usually temporary however, as the birds generally return to what attracted them to the airport in the first place—the large expanses of grass that serve as a food source.
www.rmmag.com /MGTemplate.cfm?Section=RMMagazine&NavMenuID=128&template=/Magazine/DisplayMagazines.cfm&IssueID=244&AID=2844&Volume=52&ShowArticle=1   (797 words)

  
 Flying Safety: feathers, feather, feather! - identification of the birds residing at your airfield - Brief Article   (Site not responding. Last check: 2007-10-15)
Although more than 90 percent of the bird strike cases we deal with are identified using the specimen collection, we sometimes have to rely on the microscopic structures found in the downy barbs of feathers to help us figure out the group of birds we're dealing with.
Bird strike identification usually involves matching pieces of whole feathers with museum specimens that have been preserved specifically for research.
Because the USAF bird strike database spans 15 years, we can simply look at species trends of the past and confirm that larger birds, like gulls and vultures frequent garbage dumps and are more liable to cause major damage to aircraft.
www.findarticles.com /p/articles/mi_m0IBT/is_4_57/ai_72805574   (1456 words)

  
 AT Special Reports - Bird Avoidance Brochure
The intent of this brochure is to help pilots decrease the chance of a bird strike incident, as well as to minimize the consequences of a bird strike if one does occur.
While most bird species are active primarily during the day, bear in mind that many birds do fly at night, as well as during dawn and dusk.
If birds are seen, note that the slower the bird's wing-beat, the larger the bird and therefore the greater the expected damage.
www.aviationtoday.com /reports/avoid.htm   (1359 words)

  
 Bird Strike Microwave Deterrent
Bird Infrasound is an SBIR effort that completed Phase I in FY 94 and began Phase II at the end of FY95.
Since bird hearing and balance functions are anatomically close together, it might be possible to also have a modulated radar signal that would cause temporary dizziness in birds but have no effect on people or animals.
The use of infrasound signals to alert birds to an aircraft approach and thereby improving their ability to avoid the aircraft is a low cost, low risk, high payoff effort.
www.people.vcu.edu /~lenhardt/Pages/BirdStrike.html   (1073 words)

  
 Bird Strike!
From January 1985 through February 1998, USAF aircraft sustained 34,856 bird strikes, ranging in seriousness from annoying to catastrophic.
The Air Force reports its aircraft average 2,600 bird strikes per year, at an average annual cost of $38 million.
Strikes have increased with the growth of bird populations, an outgrowth of vigorous enforcement of environmental and wildlife laws in recent decades.
www.afa.org /magazine/june1998/0698chart.asp   (164 words)

  
 F-111 Bird Strike article
Flocks of birds seem harmless enough when admiring them from the ground, but experiencing them from the cockpit of an aircraft can prove lethal.
This information is used to determine the ability of the test article to withstand the impact and the damage caused during the strike.
The U.S. Bird Strike Committee reported that increasing fowl populations, such as Canadian geese, pelicans, starlings, and flbirds, will increase the number of birstrikes, causing an estimated $149 million in damage between 1999 and 2008.
www.f-111.net /articles/Birdstrikes.htm   (1156 words)

  
 Title page for ETD etd-020499-183732
Analysis of strike data is critical to determine the true economic costs of bird strikes, determine the magnitude of safety issues, and develop preventive measures.
Aircraft speed, phase of flight, taxonomic group, bird mass and aircraft group were the strongest predictors of damaging bird strikes.
General statistics, odds for a damaging airfield strike, and airfield strike rates, were used to identify USAF airfields with higher bird strike risks.
scholar.lib.vt.edu /theses/available/etd-020499-183732   (283 words)

  
 Bird/Animal Strike Hazard
Bird and animal aircraft strikes cost lives and millions of dollars a year.
As defined in OPNAVINST 3750.R, paragraph 417, a Bird/Animal Strike Hazard is the term for incidents involving collision between any of nature's creatures and a naval aircraft, although "bird strike" is the category into which most of these reports fall.
An animal strike occurs anytime a naval aircraft collides with a wild or domesticated beast, and the damage is below the threshold of a naval-aviation mishap (currently set at $20,000), alpha damage to the critter notwithstanding.
www.safetycenter.navy.mil /media/approach/issues/apr03/bird.htm   (474 words)

  
 ArcNews Summer 2004 Issue -- U.S. Air Force Uses GIS to Predict Bird Strike Hazards
The military is particularly susceptible to bird strikes because we train at high speeds and low altitudes.
The value of each cell, or pixel, in one raster grid is equivalent to the sum of the mean bird mass for all species present during a particular daily time period for one of 26 two-week periods per year.
Bird weight and distribution were derived from a variety of sources including 30 years of North American Breeding Bird Survey and Audubon Christmas Bird Count data sets as well as reported bird strikes recorded in the USAF and Federal Aviation Administration databases for the past 20 years.
www.esri.com /news/arcnews/summer04articles/usaf-uses-gis.html   (1286 words)

  
 Bird strike may have led to catastrophic chain reaction - 11/13/2001 - Design News - CA182573   (Site not responding. Last check: 2007-10-15)
According to the Bird Strike Committee USA, a group formed in 1991 to promote the development of new technologies to reduce wildlife hazards, 5,900 bird-plane collisions were reported in 2000.
Damage to aircraft due to bird strikes and other wildlife encounters is estimated to be in the hundreds of million dollars annually.
The deadliest recorded bird strike to date occurred in 1960, when a jet was struck by a flock of starlings and plunged into Boston Harbor.
www.designnews.com /article/CA182573.html   (762 words)

  
 Information on a September 2000 bird strike involving a 737-400 at 10,000 feet near LaGuardia Airport
During early September 2000, a 737-400 aircraft that was flying at 10,000 feet and 314 knots near LaGuardia Airport in New York sustained significant windshield damage from a bird strike.
Although a 1999 FAA report on wildlife hazards to aircraft indicates that less than 1% of reported strikes occur at or above 10,000 feet, the higher speeds common at these altitudes imply a greater likelihood of aircraft damage.
Although feathers and other evidence was recovered from the area of impact, it is unknown whether the bird exceeded four pounds or if the windshield sustained damage in excess of what was required by regulations.
www.airsafe.com /events/birdhit.htm   (287 words)

  
 SINET: Ethiopian Journal of Science - Vol. 23, No. 2 (2000)
The time and rate of bird strike incidences, species composition and number of birds involved in strikes, and the behaviour of birds were recorded at Bole International Airport from December 1994 to December 1995.
Most bird strikes took place between September and October while the number of bird strikes between May and June were the least.
In 69% of the gut analysis carried out, the stomachs or crops were found empty mainly because strikes occurred in early mornings before the birds had fed. The bird strike prevention measures suggested include biological and physical methods.
www.ajol.info /viewarticle.php?id=12578   (263 words)

  
 DeTect, Inc. - BASH Services   (Site not responding. Last check: 2007-10-15)
Bird-aircraft strikes pose a significant hazard to military and commercial aircraft causing over $2 billion in estimated costs annually worldwide from airframe damage, out-of-service delays, and lost aircraft.
Over 5,000 strikes are reported annually in the U.S., however the FAA estimates that this represents only about 20% of the strikes that actually occur.
The hazard level is increasing due to increased air traffic and increased bird populations as a result of environmental conservation efforts necessitating increased and improved control measures.
www.detect-inc.com /bash?p=bash   (226 words)

  
 Bird Strike Press Release
Experts estimate that at least 100 million birds die from striking windows each year in the U.S., and some experts place that number at closer to 1 billion.
At the Audubon Wildlife Care Center 4-6% of the injured birds that we see each year are the victims of window strikes.
Documenting where the birds are hitting the windows is the first step and I would encourage all students, faculty and staff to report it any time they witness an event like this.” SALDF has set up a form on its webpage to allow students, faculty, and staff to report bird strikes.
www.lclark.edu /org/saldf/pressrelease.html   (483 words)

  
 Bird species identification - bird strike aircraft
It involves bird species identification through the examination of feathers, feather fragments and bird skeleton bones that are the end products of aircraft bird strikes, wind turbine bird strikes, power line bird collisions, communication tower bird collisions and tall building bird collisions.
Forensic ornithology is also used for bird identification by customs authorities through the examination of bird feathers, eggs, egg fragments (bird egg identification), bird specimens and nests confiscated at airports and seaports.
When birds strike aircraft they can inflict massive damage to the aircraft and, occasionally, cause the loss of human life.
www.ambecol.com.au /forensic.html   (262 words)

  
 AOPA Flight Training - Maneuvers FAQs
My friend hit a bird while flying the other day and was telling me about bird strikes.
One of the first things you should do to avoid a bird strike is to try to avoid areas in which there is a known risk.
If you are involved in a bird strike, remember to report it once you have landed safely.
flighttraining.aopa.org /student_pilot/maneuvers/faqs   (685 words)

  
 AETC News Service   (Site not responding. Last check: 2007-10-15)
Under Air Force guidelines, whenever a bird strike occurs, feathers and or remains are collected and sent to the Smithsonian Institute National Museum of Natural History where scientists identify and catalog the various species.
According to the wing safety office, bird strikes this year at Columbus total 37 hit by T-38s, 28 hit by T-37s and 58 hit by T-1s.
One key problem associated with strike reporting is the fact that birds often fall into the “unknown” category for one of two reasons: either there are no remains to recover, or they get misplaced in the process, Mr.
www.aetc.randolph.af.mil /pa/AETCNS/Aug2003/082503270.htm   (612 words)

  
 The House of Rapp » Bird Strike   (Site not responding. Last check: 2007-10-15)
Several aviation blogs have touched on the subject of bird strikes recently, and it reminded me of a wildlife encounter I had almost exactly a year ago.
After landing at Brackett Field, I found pieces of the bird(s) on the prop, cowling, windshield, top of the wing, bottom of the wing, wing tip, wheel fairings, belly, and vertical stabilizer.
It didn’t qualify as a prop strike since there was no slowing or stoppage of the propeller.
www.rapp.org /archives/2005/08/bird_strike   (827 words)

  
 The Cellar - 11/23/2002: Bird strike
The bird died but it also ripped the hell outta that wing, prolly made it hard to land.
I've seen bird strike damage too...never as severe as that because the airplanes I'm around don't go that fast.
The bird went through the windshield, broke the engineer's chair, and made a major dent in the back wall of the engine cab.
cellar.org /printthread.php?t=2447   (983 words)

  
 GBSC aircraft airport avifauna biotop management birds bird strike bird
For the period of 31 March to 13 April 2006, the forecast reads: The bird spring migration in the first half of March was retarded because of the cold weather conditions.
A second bird migration wave that will consist many of insect feeding birds will reach Germany in the forecast period.
Bird strike risk will stay moderate despite this migration.
www.gbsc.de   (102 words)

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