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Project under Galaxy Scientific Corporation Contract

 Customer:

Galaxy Scientific Corporation, Atlantic City, NJ, USA

 Project Description

Launching of B-777 aircraft in 1995 and planned creation of a new generation of the heavy transport aircraft on both sides of the Atlantic Ocean have called forth development of advanced pavement design procedures based on precise theoretical principles and models as validated by full-scale testing outcomes. Created for this purpose was a task team, Galaxy Scientific Corporation to render assistance to the US FAA in specifying the requirements to develop such advanced design procedures. In 1999 a state-of-the-art Pavement Test Facility was built in the FAA William J. Huges Technical Center in Atlantic City, NJ. The FAA National Airport Pavement Test Facility (NAPTF) is featured by:

  • Fully enclosed instrumented test track 274.3 m long by 18.3 m wide. The test track can be divided into up to 9 independent test items on three subgrade classifications – low strength, medium strength and high strength
  • Computerized data acquisition, processing and storage system with over 1000 embedded static and dynamic sensors.
  • Rail-based test vehicle capable of simulating aircraft weighing up to 1.3 million pounds.
  • Twelve test wheels capable of being configured to represent two complete landing gear trucks having one to six wheels per truck.
  • Wheel loads independently adjustable up to 333.75 kN per wheel.
  • Possible simultaneous testing of two various configuration of landing gears

The comprehensive test program included series of tests for dynamic stability to determine the amount and type of the various configuration landing gear impact on the pavement as well as series of fatigue tests to determine the distress criteria for rigid and flexible pavements. The full-scale testing program has been scheduled for 10 years.

 Provided Services:

  • Engineering and consulting services on testing of various types of airfield pavements behavior under loads of aircraft landing gears of different configuration (from 4 to 8 wheels per landing gear), 1997 – 1999
  • Development of measurement procedures for airfield pavement surface deformations caused by heavy multi-wheel landing gear loads, 1999
  • Participation of Progresstech experts in the testing program, 1999

The Progresstech Group companies-members have widely participated and participate now in the Boeing Co. projects aimed at consolidation of the long-term and mutually beneficial relationship with Russia and the CIS countries following the general corporate strategy targeted on a globalization and a more active promotion of the Boeing products on the aviation markets of Russia and the CIS countries
The project was aimed at initiating the COA aircraft operation within the Russian airspace along the routes across the North Pole from/to the Western hemisphere to/from the Eastern hemisphere in accordance with the ETOPS (Extended-range Twin-engine Operational Performance Standards) program, this project was one of the most significant and extensive as implemented by Continental Airlines