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Our Mi-2 will be flying over for the event. Our story reinforces the utility of military and civilian aircraft around the world and the shortage of, and high demand for, aircraft mechanics, technicians and pilots worldwide.
It all began in 1963 when a proposal for a new jet trainer was made involving three different designs. The Polish PZL-11 “Iskra”, the Soviet Yak-30 and the Czech L-29 Delfin. It was decided by the “powers that be” that the L-29 would be the future trainer jet for all Warsaw Pact countries. Interestingly enough,
A couple of photos of Bulgarian L-29s pre-1989. Note the stars:
By 1970 the total number of L-29s had reached 82 with 2 squadrons of L-29s at Shtraklevo and another 2 squadrons at Dolna Mitropoliya. As supplies of the Czechoslovak trainer increased this required a greater quantity of instructors and 38 of the 44 pilots of the class of 1970 remained as instructors. This class was the first to perform flights at night in simple weather conditions. At the same time the installation of the first TL-29 simulator was completed at Dolna Mitropoliya airport. The L-29 continued proving itself as an excellent and reliable trainer which provided opportunities for the preparation of cadet pilots for more complex tasks. During the winter of 1971-1972 cadets successfully completed a program involving flying in complicated meteorological conditions (cloud lower limit of 300m(900ft) and visibility 3 km). Additional training was completed in conducting aerial reconnaissance and ground target training using unguided rockets and bombs. This now allowed the L-29s to be used in actual armed conflict, if need be. To increase firing capabilities, attempts were made to mount a 7.62mm machine gun in the bow of the aircraft. The experiment was successful and one L-29 had such weapons, serving for many years for practicing shooting at ground targets.
Bord 78 and 113 both of which were sold to the USA after retirement:
Contrary to what this MAY look like, this is in fact a 21-plane formation of L-29s resembling a rocket and celebrating the first astronaut Yuri Gagarin. April 12, 1974:
The curriculum remained unchanged until 1988 which meant that cadets received about 100-200 hours in the L-29 upon graduation. Additionally the flying school “G.Benkovski” at Dolna Mitropoliya began training pilots for the needs of civil aviation, which also received their initial training of 50 hours on L-29s. Between 1977 and 1995 270 civilian pilots were trained that went on to fly in the national airline “Balkan”. Also between 1979 to 1984, 13 Vietnamese and 18 Nicaraguan pilots were trained on Bulgarian L-29s. L-29s served until they were retired on June 11, 2001 ending an almost 40 year history with the Bulgarian air force. In the 1990s L-29s were dispersed to various airbases besides Shtraklevo and Dolna Mitropoliya. Shtraklevo itself was closed in 1998. Some of these airbases included Balchik, Ravnetz and Dobroslavtzi.
The specially painted L-29s of the aerobatic group formed in the 1990s which performed at various airshows:
During the period between 1964 to 2001 a total of 109 L-29s were delivered with consecutive bord numbers from “11” to “119”. The aircraft had an average of 4000 hours each. The L-29 was extremely reliable and easy to fly as shown by the good safety record. Only 4 airframes were lost during 37 years of extensive operations. The first serious incident was on November 18, 1971. While trying to perform a routine reconnaissance training flight the aircraft descended below the minimum allowed altitude and crashed with the death of both pilots. For the same reason, two instructors were killed on June 14, 1972. One of them is lieutenant Chavdar Djurov the son of the minister of defense. On August 4, 1974 during a formation flight an L-29 piloted by sergeant Stefan Stefanov hit the lead plane. Instead of ejecting, he attempted to fly despite the resulting damage and crashed. In 1979, 1982 and in 1983 there were three registered cases of in- flight engine compressor destruction. In the first case, the debris of the destroyed engine cut the engine controls after take-off at a height of 6 meters and the plane collapsed on the runway breaking in two and catching fire but the pilots were saved. In the latter two cases, the altitude was considerably higher and the pilots used the excellent aircraft aerodynamics to glide to an emergency landing. After retirement, many aircraft ended up being sold to foreign private operators as is the case with many L-29s at
A short amateur vintage video of the specially painted L-29s performing at an airshow in 1992:
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