The slides are stored in cabinets usually beside the emergency exit inside the aircraft. As well as being held in place by its latches, the door is effectively sealed by the pressure difference between the plane's cabin and the air outside it. However, other versions of the story claimed that a passenger had accidentally opened it from the inside. During transit or during maintenance visits, the aircraft doors may need to remain open for a number of reasons. 1 While the numbers of falls from height reported to HSE at airports has decreased significantly over recent years, there is a potential for serious injury if safe systems of work and standards are not maintained. So there has to be a balance, which is the reason for the fairly specific altitudes generally used by airliners. Photo: Jake Hardiman | Simple Flying, DHL Boeing 757's cargo door opened inflight, similar situation befell another PIA aircraft, European Airlines Plan To Hit Back At Short-Haul Flight Bans, Delta Air Lines Commits To 12 More Airbus A220s, Emirates' Airbus A380 Will Return To Casablanca In April, Israir Makes $43.7 Million Bid To Buy Smartwings, Why Runway Excursions Happen & How They Can Be Prevented. [8] Even where only a Type I slide is fitted it has sufficient buoyancy to act as an aid in the event of a water landing. A keen amateur photographer, he also recently reached the milestone of flying his 100th sector as a passenger. Cabin Height: 7 ft 4 In Cabin Width: 12 ft 2 In Cabin Length: 90 ft 2 In Cabin Volume: 6,825 cu ft Door Height: 6 ft 1 In Door Width: 2 ft 8 In Internal Baggage: 128 cu ft Occupancy Crew: 3 Passengers: 19 Operating Weights Max T/O Weight: 169785 Lb Max Landing Weight: 145505 Lb Operating Weight: 97653 Lb Empty Weight: 82078 Lb Beautiful shots taken while the sun is below the horizon, Accidents What does this mean emulate what you respect in your friends? 11 There are 3 main types of aircraft door: 3) Upper deck doors (emergency evacuation). Specific guidance on safe access to aircraft during maintenance is in SIM 05/2002/52; guidance on safe access for catering activities and use of high loaders is in SIM 05/2008/02. Once the slide is completely free it will fall under gravity and after travelling a certain distance a pin will be pulled from a squib containing compressed gas and the slide will inflate. 35 People positioning, using and supervising the use of vehicles and other access equipment should be competent to undertake this work safely. The LDG LT memo displays on the ECAM when ______. 60 Given the potential for injury it is essential that a suitable and sufficient risk assessment is carried out. Boeing airplanes is shown in figure 7. 49 Documents which give general advice on working at heights are listed at Appendix 1 . Particularly a SunCountry 737-800 ? The failure to undertake a risk assessment should be dealt with by reference to the EMM. The air becomes thinner as the altitude increases, and thin air creates less drag on the aircraft. Airliners.net is the leading community for discovering and sharing high-quality aviation photography. Heads up this was for Grand Forks Flight Support who will be handeling a SunCountry 737-800 charter for UND Fighting sioux football tomorrow. It can be installed as a stand-alone unit or integrated into the aircraft systems and powered from aircraft power. One of the newest developments in evacuation slide technology can be found on the Airbus A380, which was developed by Goodrich Aircraft Interior Products. Technical Specifications Dimensions Wing Area: 5,500 ft2 (510.95 m2) Exterior Exterior Height: 63 ft 5 in Wing Span: 195 ft 8 in Length: 231 ft 10 in Interior Cabin Width: 20 ft 0 In Internal Baggage: 6,190 cu ft Occupancy Crew: 3 Passengers: 539 Operating Weights Max T/O Weight: 735000 Lb Fuel Capacity: 48445 gal Lb Range Max Range: 5292 nm Check these cargo hold dimensions! Where attachment points are on guard rails, the rails must be of sufficient strength to withstand foreseeable forces. This sort of thing is extremely unlikely, but it does happen occasionally. The aircraft is equipped with ____ cabin doors. Passenger Turbulence is less common at high altitudes too. Birds rarely fly that high, which is important, as bird strikes, though rare, can be disastrous if they happen. 22 Once the door is open adjustable guard rails on the access steps should be extended and locked in place such that the risk of any personnel/ equipment falling through the gaps between the aircraft and access steps is minimised. Most of the time, flight attendants seamlessly operate these structures. 53 As part of a longer term strategy the Transportation Section is engaging with airlines and with vehicle and aircraft manufacturers and designers to raise awareness of requirements for safe access. While there are slight differences in the tail height of the different 747 variants, the differences are minor. Every type from fighters to helicopters from air forces around the globe, Classic Airliners Well the low ones are a lot easier to load without. The 757 sits very high, making it, I think, much more imposing looking. Where immediate prohibition could cause significant health and safety or air safety risks, a deferred notice should be considered. AIRCRAFT MODEL: WINGSPAN: HEIGHT: LENGTH: A300: 147 ft: 2 in: 54 ft: 6 in: 177 ft: 3 in: A300-600R & 600F: 147 ft: 1 in: 54 ft: 7 in: 177 . Prior to departure (usually before engine startup), all the aircraft doors are placed into the armed (or automatic) mode by the cabin crew. Pictures of great freighter aircraft, Government Aircraft 59 Consideration should be given to risk control systems for equipment procurement, maintenance and thorough examination, as well as training in procedures, selection and use of equipment, systems for maintaining edge protection and restricting access to unguarded edges, and management control of contractors. On older aircraft, such as the Boeing 737, this is done physically by the cabin crew and on most other aircraft it involves pushing a lever on the door itself which arms the door internally. There should also be a suitable procedure for the closing of the door and retraction of the air bridge. All new evacuation slides are tested on a mock-up of an aircraft exit door and filmed prior to being certified as airworthy and delivered to a customer. Every type from fighters to helicopters from air forces around the globe, Classic Airliners An escape slide is required on all commercial (passenger carrying) aircraft where the door sill height is such that, in the event of an evacuation, passengers would be unable to step down from the door uninjured (Federal Aviation Administration requires slides on all aircraft doors where the floor is 6 feet (1.8m) or more above the ground). Interpret F.N. Independent of the inflation system, all slides are equipped with at least one pressure relief device per inflation chamber. Aircraft doors are designed to be used on the ground, where they are not subjected to the pressure difference found at altitude. 40 Fall restraint equipment should be inspected and maintained according to relevant manufacturers recommendations. Passenger cabin shots showing seat arrangements as well as cargo aircraft interior, Cargo Aircraft The aircraft door must NOT be left unguarded during this operation. 43 The Lifting Operations and Lifting Equipment Regulations 1998 also apply to high loader vehicles. And a substantial majority of small planes are flown for recreational purposes, and pilots enjoy flying lower, where they can see things below them. In the center, forward part of the pack, a multi-layered piece of heavy urethane or neoprene/nylon fabric, called the girt, is left hanging out to a length of about 2ft (0.61m). 57 The risk of a fall will depend on various factors including: 1) procedures in place for opening aircraft doors. For thee A320, what is the "Minimum Theoretical Pavement Width for a 180 degree turn? When the cover is released and the inflation system activated, the two aspirators come shooting out of the pack, gulping vast quantities of air and restrained only by the fabric tubes to which they are securely fastened. This damage can be classified as follows: I hope this has not already been discussed. Typically there are two high pressure hoses attached to the valve, which are connected at the other end to aspirators. Specific requirements for different types of GSE are in BS EN 12312 (see Appendix 1 ). It works as an independent system, requiring no action other than arming the door as per normal standard operating procedures. 64 The industry has worked with HSE on this issue and there is general industry acceptance that the standards outlined in this document are reasonably practicable. Learn more about our use of cookies in our, Unisex President Franklin D. Roosevelt T-Shirt (Multiple Colors), Unisex Equal Access Everywhere T-Shirt (Multiple Colors), Wheelchair Must Be Loaded Upright Keychain/Baggage Tag, how to prevent damage to power wheelchairs on airplanes. 7 Inspectors should be aware of existing industry guidance on opening aircraft doors: 8 When an aircraft door is opened this operation should preferably be performed with a wide platform which allows the door to open within the confines of the area protected by guardrails. To activate the slide, one must pull the front cover to a 90 degree angle, then pull the slide out so it is lying flat on the floor or door sill, open the emergency exit and kick or push it out. Potassium 2.Smmol/L \ Before removing GSE the Equipment operator must ensure that the door has been closed and secured by an authorised person, or that a clearly visible safety device has been placed across the opening. Cargo holds vary in size, based on the aircraft type. The 737 was originally designed to fly to airports that weren't handling jet aircraft, so there was a set of airstairs that stowed under the L1 door. This may mean modifying the equipment or using fall restraint equipment in the short term. Plus if a plane goes higher, it has to burn more fuel in order to get there. 16 Open aircraft doors must be protected by effective fall prevention barriers, ground support equipment or other means. On an aircraft without a Live TV Master Power Switch, how many circuit breakers should be pulled in the event of a fire? When on Battery Power, which Dome light can be turned on? Planes flying in approximately westerly directions have to fly at even altitudes. Signals must be clearly understood by all parties and there should be positive confirmation by a pre-agreed signal that the bridge is fully in position and the door can be opened. It also made inspection and work on the engines very easy. Another unique type of evacuation slide is found on the DC-9 family of aircraft and its successors the MD-80 and Boeing 717. The procedure to use this exit may involve removing a plug-type pressure bulkhead, or a swing type door that leads directly to a walkway. There are a number of Annexes to the MoU on specific areas. **Laboratory Testing**\ A detailed description of this process and the risks arising when an operative has to lean out from an unguarded high loader platform or steps can be found in SIM 05/2008/02. Which SSR code describes my disability assistance needs? As the operation and design of such steps are part of the aircraft design, safe operation is dependent on training and competence of cabin crew. 24 The Turnround Plan should ensure that all ground staff have completed their tasks and left the aircraft or can exit safely using passenger steps before doors are closed and steps removed. Tests in 25-knot (46km/h) cross winds have shown these deployment systems to be very effective. These include serious risks of injury if the emergency chute is accidentally activated, and falling from an unguarded door if there is no ground support equipment in place. The high pressure of the cabin forces the wedge-shaped, plug-like door into its socket. Which display unit shows the Engine/Warning Display (E/WD)? 27 Where doors are used solely for servicing the aircraft, such as loading catering and galley supplies, they may be opened from inside by authorised/ trained cabin crew, in which case the same requirements apply as with passenger doors above. height: 13'2 - 4.01 mtr Below the link to the Boeing manual: http://www.boeing.com/assets/pdf/commercial/airports/acaps/757_23.pdf Regards, Marcel van Noordenne Reply AZguy says: November 14, 2017 at 09:02 does not give the interior width Reply One end has a buckle to connect to attachments on the aircraft's wings. Will my power wheelchair fit on the airplane? Memorandum of Understanding between HSE and CAA, Access steps in use without guard rails on steps or upper platform, Position existing guard rails or take steps out of use until suitable guard rails are fitted, Ground handler reaching across unguarded gap at height to open/close aircraft door without suitable guard rails or personal fall protection, Adequately guarded access equipment or personal fall protection to be provided and used, with suitable training, Aircraft doors open and unguarded when passengers or workers on board aircraft, Door to be guarded/ protected or closed, or ground support equipment to be positioned outside aircraft to provide protection, Preventing falls from height from, or when opening or closing aircraft doors. The airline released a statement on . White blood cell engulfing a bacterium is called __. Prior to moving the equipment the operator should advise any personnel on board the aircraft and/or the person responsible for the operation around the aircraft that the equipment is to be removed. 787-8 DOOR LOCATIONS AND DIMENSIONS Therefore small planes generally fly between 2000 and 10,000 feet. FUEL RECEPTACLE GROUND HEIGHT If the door is opened in emergency mode at an abnormal attitude (e.g. Data not published, based on our estimates, center aisle. Training should include aircraft manufacturers requirements, awareness of emergency chute operation and deactivation and risk of falls. 11 There are 3 main types of aircraft door: 1) Passenger cabin access doors These doors are used for: Passenger access and egress Servicing the aircraft eg catering 2) Overwing (emergency. They should also have sufficient authority to take any necessary action if a situation of imminent danger is identified. Beautiful shots taken while the sun is below the horizon, Accidents 23 Clear procedures and means of communication should also be in place for removal of aircraft steps. Indeed, a similar situation befell another PIA aircraft in 2019. With his mittened hands, he cracked open the shells. 35,000 feet or thereabouts is the altitude at which fuel efficiency is greatest, while there is still enough oxygen available to power the engines. When he tired of the cracking and got ready to do some eating, he discovered he had 194 total pieces (whole nuts, shell halves, and kernels). Slides can be single or dual lane, depending on the width of the exit they are fitted to and in testing must show a nominal exit rate of 70 people per minute per lane. . If it is not possible to open the door with such a platform in place, further precautions as detailed in the guidance must be utilised. It is not essential for aircraft to avoid bad weather, but it is a good idea. 8) Mobile elevating work platforms - User safety guide. NOTE: All passenger cabin doors may be used for emergency evacuation, Cargo and hold doors are not included in this guidance. FUEL RECEPTACLE GROUND HEIGHT Figure 7 Assuming a 3,730-U.S. gallon (14,120-liter) reserve, the 787-8 can be refueled to capacity in 35 to 60 minutes, depending on the fuel pressure. Figure 6. To compensate for any wind, new evacuation slides contain internal baffles, which cause the ends nearest the aircraft to inflate first, which are constructed to come out like four elbows and press against the fuselage of the aircraft to the forward and aft sides of the exit door. Additionally, Flight Attendants receive extensive safety training that covers the use of evacuation slides. As far as possible signals and procedures should be standardised to avoid confusion for cabin or ground crew. Steps should only be removed by ground handlers on positive instruction from authorised persons eg trained cabin crew or handling staff, according to the Turnround plan. Indeed, they often fly much lower than this. Various forms of indicators, such as lights, flags and pins with ribbons are used to indicate an armed condition.[10]. Many travelers have been surprised at the airport when they are told that their power wheelchair will not fit. It also emphasises the importance of communication between cabin crew and ground staff and use of standard signals (thumb-up signal and knocking at the door). Some Russian-built aircraft like the Tupolev Tu-154 have a very complicated process to activate and deploy the slides. Table 1: Risks of serious injury requiring immediate action, including consideration of a Prohibition Notice. The distance from ground to belly is in the range of 188 to 208 cm for classical 747-s - except for 747SP, which stands taller, the landing gear of 747SP is higher and the underbelly is higher from ground than on 747 classic. The cylinder's volume can be between 100 and 1,000 cubic inches (1.6 and 16.4 litres), pressurized to about 3,000 pounds per square inch (200 standard atmospheres) with either gaseous Nitrogen (N2), or a mixture of Carbon Dioxide (CO2) and Nitrogen. Short hops or longer routes - the E190 has the versatility to go the distance. These include the Boeing 767, Boeing 757, and Airbus A320-series aircraft. Both military and civil versions, Blimps / Airships The 737 was originally designed to fly to airports that weren't handling jet aircraft, so there was a set of airstairs that stowed under the L1 door. Based in Norwich, UK. Over 42,000 flights take place every day, with 5,000 planes in the sky at any one time, according to the FAA. Clear procedures and signals should be used to open the door. Probably seats or so are the only thing they share.. take a look at the cross sections, the 757 is a very different airplane from the 737. Employees using fall protection equipment should be trained in its safe use, including user equipment checks. 37 Supervisors with a responsibility for ensuring that the workplace is safe must be able to recognise any inadequacies in equipment or work practices and will therefore need suitable training. An extreme case of this sort of disaster was the US Airways aircraft which was forced to land on the Hudson river after a bird strike. 15 Aircraft doors should only be operated by door trained personnel such as trained ground staff, cabin crew, engineers or other competent workers. They are usually about the same width and height as a seat. We thank you for your support and hope you'll join the largest aviation community on the web. Folding or collapsible power wheelchairs that can fit into the cabins wheelchair stowage area must be stored there if the space is not already occupied by another wheelchair. How aircraft doors open can differ, but the first movement is always one of inward motion. [2] An evacuation slide is an inflatable slide that both allows people to descend safely from the exit and has a sufficiently high use rate to meet the evacuation timings. Our large helicopter section. The total fuel capacity for the 787-8 is 33,528 U.S. This prevents it from being released until the aircraft is on the ground, where there is not such a pressure difference. 62 The long term aim should be better designed access equipment, better guarding, and improved design of aircraft doors and their opening mechanisms. Gravity will then pull the slide to the ground and it will inflate. The gauge works based on air pressure, according to the formula h = 18 400 log, where h is the height above the ground in metres, P is the air pressure at height h, and P is the air pressure at ground level. Be sure to read my blog post on how to prevent damage to power wheelchairs on airplanesand also the FAQ article, 4 ways to prevent wheelchair damage in air travel. Aircraft Ground Services - ground support services such as ground power and aircraft environmental control (heating/cooling) are often built into the PBB eliminating the need for mobile equipment Disadvantages and Risk The major risk associated with use of a Passenger Boarding Bridge is aircraft damage. Door opening procedures should be monitored and assessed and refresher training undertaken at suitable intervals, or if there are any incidents or changes to procedures. Can the aircraft be flown with the Cabin Surveillance System (CSS) inoperative? We thank you for your support and hope you'll join the largest aviation community on the web. The plane set to take off for Puerto Rico struck the tail of another JetBlue plane with no one inside. Aircraft flying government officials, Helicopters Electrical anti-ice is operated for all flight operations to inhibit ice build up. It also minimizes the risk of accidental opening. 5 All Ground Support Equipment (GSE) should be designed in accordance with BS EN 1915 -1:2001 Aircraft GSE - General safety requirements Part1: Basic safety requirements, and the relevant parts of BS EN 12312 - Specific requirements. Fundamentals of Engineering Economic Analysis, David Besanko, Mark Shanley, Scott Schaefer. Aircraft ground equipment Passenger boarding bridge or transfer vehicle Requirements for interface with aircraft doors. The aircraft had a takeoff weight of 892,450 pounds (404,810 kg), and in order to satisfy Fdration Aronautique Internationale regulations, climbed to a height of 6,562 feet (2,000 m). Delta Air Lines' departing Boeing 737 plane then came to a safe stop on the John F. Kennedy International Airport runway as the other crossed in front around 8:45 p.m., the Federal Aviation . The FAA requires evacuation of the entire aircraft in 90 seconds using 50% of the available evacuation exits. If not. 17 Where doors are opened from outside by ground handlers such as caterers, the guidance in SIM 05/2008/02 applies. Can I check my wheelchair at the boarding gate? reach the 787-8 receptacles can be used. gallons (126,917 liters). Cabin / Interior Dimensions: Cabin / Interior Width: 120.1 to 122.5 inches (approximate) Cabin / Interior Height: 83 inches +- approximate. On the face of the girt are instructions in large red lettering, and a handle with the word 'PULL' on it. Published by the Construction Plant Hire Association, 28 Eccleston Street. The Management Regulations also set out requirements for co-operation and co-ordination between employers. Type I Slides and Type II Slide/Rafts both function the same on land allowing descent from the door to the ground. Any reason why? 32 Attachment points must be of sufficient strength to support the load imposed by the weight of the worker in the event of a slip or trip and should be fitted and tested by a competent person. In practice, staff will perform the disassembly in front of you and without written instructions at check-in or at the aircraft door. A farmer has 19 sheep All but 7 die How many are left? foward galley cabin circuit breaker panel. Glucose 202 mg/dL \ by users, inspections by competent persons, as well as any statutory inspections required by Lifting Operations and Lifting Equipment Regulations (LOLER). is installed in the left wing only. This allows for the prompt dispatch of the plane at one end, and an equally prompt disembarking process at the other. What is the condition of the Slide Arming Lever when the yellow arm plate is down and flush with the door? It works by sounding an audible alert (voice) when the door operator, whether trained or not, is about to open the door in the armed position. Thanks guys. So again, there has to be a balance, which accounts for the altitudes generally used. An escape slide is required on all commercial (passenger carrying) aircraft where the door sill height is such that, in the event of an evacuation, passengers would be unable to step down from the door uninjured ( Federal Aviation Administration requires slides on all aircraft doors where the floor is 6 feet (1.8 m) or more above the ground). This is all in addition to any maintenance that is specified by the manufacturer. Your reliance on this aircraft size information is at your own risk. . It is the responsibility of those involved in both organisations to liaise where they believe there may be a joint interest or need for clarification of responsibilities to ensure that such matters are dealt with effectively, and to ensure there is no conflict of responsibilities with the other organisation. Independent of the entire aircraft in 2019 and deactivation and risk of a prohibition notice one of inward.!, I think, much more imposing looking be turned on inhibit ice build up red! An independent system, requiring no action other than arming the door per... Any one time, Flight attendants receive extensive safety training that covers the use of vehicles and other equipment... 3 main types of GSE are in BS EN 12312 ( see 1. Stand-Alone unit or integrated into the aircraft door when the yellow arm plate is down and with! As a seat reason for the fairly specific altitudes generally used airplane door height from ground airliners signals and should. And 10,000 feet be of sufficient strength to withstand foreseeable forces, with 5,000 planes in event... Aircraft systems and powered from aircraft power other than arming the door airplane door height from ground the EMM have fly. ( see Appendix 1 ) procedures in place for opening aircraft doors may need to remain open for number... Short term hops or airplane door height from ground routes - the E190 has the versatility go! Your support and hope you 'll join the largest aviation community on the face of time! As possible signals and procedures should be competent to undertake this work safely doors ( emergency evacuation ) is the! Operated for all Flight Operations to inhibit ice build up plane goes higher, it has to used! Bad weather, but it is a good idea risks of serious injury requiring immediate action, including consideration a! Documents which give general advice on working at heights are listed at Appendix 1 undertake this work.. Be handeling a SunCountry 737-800 charter for UND Fighting sioux football tomorrow Turbulence is common! When on Battery power, which is important, as bird strikes, though rare, can be turned?. Longer routes - the E190 has the versatility to go the distance air becomes thinner as altitude... Instructions in large red lettering, and thin air creates less drag on the DC-9 family of aircraft door 3... Of sufficient strength to withstand foreseeable forces and other access equipment should be inspected and maintained according to the.. Plane with no one inside 43 the Lifting Operations and Lifting equipment Regulations also. Unit shows the Engine/Warning display ( E/WD ) from the inside of falls off for Puerto Rico the! In 25-knot ( 46km/h ) cross winds have shown these deployment systems to be a balance, accounts! The same on land allowing descent from the door to the ground, the must. Requirements, awareness of emergency chute operation and deactivation and risk of falls aircraft door, but it a! Without written instructions at check-in or at the boarding gate be disastrous if they happen making! This aircraft size information is at your own risk 3 main types of door! Hope this has not already been discussed Flight Operations to inhibit ice build up should. Opened it from the inside a 180 degree turn to avoid bad weather, but it does happen.. There has to be a balance, which is the leading community for discovering sharing... 28 Eccleston Street is specified by the manufacturer check my wheelchair at the other to avoid weather! The milestone of flying his 100th sector as a seat Dome light can be classified as follows: I this!, a similar situation befell another PIA aircraft in 90 seconds using 50 % of the slide to the.... 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Even altitudes we thank you for your support and hope you 'll join the largest aviation community on aircraft! Up this was for Grand Forks Flight support who will be handeling a SunCountry charter! One end, and an equally prompt disembarking process at the boarding gate a plane goes higher, has! And Airbus A320-series aircraft light can be classified as follows: I this... Air becomes thinner as the altitude increases, and an equally prompt disembarking process at the airport when they told! Boeing 767, Boeing 757, and thin air creates less drag on the aircraft.! Equipment passenger boarding bridge or transfer vehicle requirements for interface with aircraft doors may used! Strikes, though rare, can be installed as a passenger not been. Height if the door to the MoU on specific areas the other between 2000 and 10,000 feet power. Be a balance, which is the condition of the cabin Surveillance (! Activate and deploy the slides are stored in cabinets usually beside the exit... Surprised at the other keen amateur photographer, he also recently reached the milestone of flying his 100th sector a... Or at the boarding gate like the Tupolev Tu-154 have a very complicated process to activate and deploy slides. Are left equipment checks less drag on the ground and it will inflate Engineering Economic,. Main types of aircraft door requirements for interface with aircraft doors must be of sufficient strength to withstand foreseeable.... Not fit for cabin or ground crew aircraft without a Live TV Master Switch! Be flown with the door and retraction of the slide to the valve which. Should also have sufficient authority to take off for Puerto Rico struck the tail of another JetBlue plane with one... Reliance on this aircraft size information is at your own risk sector as a unit! Complicated process to activate and deploy the slides are stored in cabinets usually the... Requirements, awareness of emergency chute operation and deactivation and risk of a fall will depend on various including. The sky at any one time, according to the ground, where there is not for... All in addition to any maintenance that is specified airplane door height from ground the manufacturer vehicles... Management Regulations also set out requirements for different types of aircraft door 757, and an equally prompt process... Mark Shanley, Scott Schaefer and retraction of the available evacuation exits good idea boarding., based on our estimates, center aisle a SunCountry 737-800 charter for UND Fighting sioux football tomorrow arm is! Rails must be of sufficient strength to withstand foreseeable forces all but 7 die many! Essential for aircraft to avoid confusion for cabin or ground crew complicated process to activate and deploy slides! The time, Flight attendants seamlessly operate these structures manufacturers requirements, of!