Since engines and wagons are quite heavy, up to, even a slight derailment can be difficult to rectify.

Since 2003, all Tangaras have been updated with a new CityRail corporate appearance.

Since interviewing is the basic therapeutic and diagnostic instrument of modern psychiatry, the recording of interviews for playbacks and study has been a boost of Redstone proportions in new research and training.

Since amateurs often do not have formal training, some amateur work may be considered sub-par.

Since most BME-related professions involve scientific research, such as in pharmaceutical and medical device development, graduate education is almost a requirement ( as undergraduate degrees typically do not involve sufficient research training and experience ).

Since there has been a lot of cross-fertilization between these styles, with many practitioners training or competing under the rules of more than one style, the history of the individual styles cannot be seen in isolation from one another.

Since behaviorists view the learning process as a change in behavior, educators arrange the environment to elicit desired responses through such devices as behavioral objectives, competency-based education, and skill development and training.

Since September 2006, Reservist Salaries have been streamlined with those of regular forces as a reflection of overall higher standard of training.

Since 2000, St. John Fisher College has been home to the Buffalo Bills ' NFL annual summer training camp.

Since his youth, he had been fond of woodcraft and military scouting, and — as part of their training — showed his men how to survive in the wilderness.

Since the first widespread promotion of t ' ai chi ch ' uan's health benefits by Yang Shaohou, Yang Chengfu, Wu Chien-ch ' uan, and Sun Lutang in the early 20th century, it has developed a worldwide following among people with little or no interest in martial training, for its benefit to health and health maintenance.

Since the NTSB's report, American Airlines has modified its pilot training program.

Since 1984 the Stinger has been issued to many U. S. Navy warships for point defense, particularly in Middle Eastern waters, with a three-man team that can perform other duties when not conducting Stinger training or maintenance.

Since June 1943 Yak-1bs were used for training of new pilots and remained in Normandie-Niemen till the end of that year.

Since the late 1990s increasing numbers of women have taken up weight training, influenced by programs like Body for Life ; currently nearly one in five U. S. women engages in weight training on a regular basis.

Since then, correct dressage training has become increasingly important should a horse and rider wish to be placed ( complete all sections, and finish in the top 12 ).

Since the states and territories are responsible for most public delivery and all regulation of providers, a central concept of the system is " national recognition " whereby the assessments and awards of any one registered training organisation must be recognised by all others and the decisions of any state or territory training authority must be recognised by the other states and territories.

Since 2001, security cooperation with the United States has increased, and US forces have taken part in training missions in the country's Saharan south.

Since 2004, Shepton Mallet ’ s town centre buildings have benefitted from two conservation schemes, the Heritage Economic Regeneration Scheme and the Townscape Heritage Initiative Scheme, which provided grants for the repair of buildings, reinstatement of architectural features and enhancement of public spaces, as well as community involvement, education and training.

Since 1979, D-M has been the training location for pilots in the A-10 ; the base was redesignated the 355th Tactical Training Wing on 1 September 1979.

Since 1947, Afghanistan had been under the influence of the Russian government and received large amounts of aid, economical assistance, military equipment training and military hardware from the Soviet Union.

Since 1966, the college has served as the training camp host of the Pittsburgh Steelers.

Since most of the flight was on " instruments " and Earhart had no training for this type of flying, she did not pilot the aircraft.

Since these services involve flying into steep, short, or otherwise difficult runways, JAARS provides its personnel with training in STOL and other specialised techniques.

Since the days of the Lucky Lee Ranch, the boundaries of Lehigh Acres have stretched to cover, including the runways of the former Buckingham Army Airfield, a major Army Air Forces training base that was closed at the end of World War II.

Since early 2003, a special law court with prison facilities has been operational at Schiphol airport.

" Since no more operational Saturn V rockets were available after the Apollo program, four to five shuttle flights and extensive space architecture would have been needed to build another station as large as Skylab's volume.

Since the airport was still operational when this happened, the demolition of the runway trapped planes.

Since becoming operational in Normandy on August 1, 1944 until May 9, 1945, the Third Army was in continuous combat for 281 days.

Since 1979 the Stratospheric sounding units ( SSUs ) on the NOAA operational satellites provided near global stratospheric temperature data above the lower stratosphere.

Since then, Detachment 2 has partnered with the warfighter and the developmental test community to provide the most thorough and rigorous operational test programs found anywhere in the world.

** Since 1941 ( decommissioned in 1997, still operational ) Forsby-Köping limestone cableway, Sweden.

Since this time the Regiment has always had soldiers on operational service overseas.

Since torque limit depends only on thread quality and cleanliness, whereas the main operational requirement is good RF contact without significant steps or gaps, these values should be seen as indicative rather than critical.

Since the formation of MARTA, the Georgia state government has never contributed to MARTA operational funding.

Since the destruction of Mount Stromlo's telescopes in the Canberra bushfires of 2003, this is university's only operational telescope site.

Since then, Government House is no longer available for booking due to security and operational reasons.

Since a solar power plant does not use any fuel, the cost consists primarily of capital cost with minor operational and maintenance cost.

Since the system has to be automated in order to reduce the headways enough to be worthwhile, by automating the steering as well the operational costs can also be reduced compared to crewed vehicles.

Since donationware comes fully operational ( i. e. not crippleware ) when payment is optional, it is a type of freeware.

Since an operational amplifier has very high open-loop gain, the potential difference between its inputs tend to zero when a feedback network is implemented.

* June 30 – Since January 1, the Soviet aviation industry has delivered 1, 900 MiG-3, LaGG-1, and Yak-1 fighters, 458 Pe-2 bombers, and 249 Ilyushin Il-2 Shturmovik ground-attack aircraft to operational air units.

Since leaving NASA, Gordon has served as Executive Vice President of the New Orleans Saints Professional Football Club in the National Football League ( 1972 – 76 ); was General Manager of Energy Developers, Limited ( EDL ), a Texas Partnership involved in a joint venture with Rocket Research Corporation for the development of a liquid chemical explosive for use in the oil and gas industry ( 1977 ); President of Resolution Engineering and Development Company ( REDCO ) which provided design and operational requirements for wild oil well control and fire fighting equipment onboard large semi-submersible utility vessels ( 1978 ); following REDCO merger with Amarco Resources, Gordon assumed the additional duties of Vice President of Marketing, Westdale, an oil well servicing subsidiary of AMARCO operating in North Central Texas and Oklahoma, and also served as Vice President for Operations, Texas Division ( 1980 ); served as Director, Scott Science and Technology, Inc., Los Angeles Division ( 1981 – 1983 ).

Since that time, with operational tempo increasing the seven year C-17 lease has been extended and it is reported that the RAF will purchase them outright at the end of the lease and operate them alongside the A400M and C130 fleet.

Since its founding, West has invested significantly to expand its technology platforms and develop operational processes for complex communication.

Since 2003, the Army Reserve has taken an aggressive approach to transitioning the force from a strategic environment to an operational force.

Since its inception, the SFC ’ s command, control and communication systems have been firmly established, and the command has attained a high state of operational readiness.

Since November 1954, the 18th Wing under various designations has been the main United States Air Force operational unit at Kadena.

Since 2001, the Pakistan Navy has increased and expanded its operational scope and has been given greater national and international responsibility in countering the threat of sea-based global terrorism, drug smuggling and trafficking issues.