A temperature-stabilized measuring section is provided with DELTA SP three-axis measuring machine made by Brown & Sharpe. The machine is furnished with a standard package of programs for measuring the elements of geometry and their variations, reci procal surface positions of various parts, assemblies, and fabricated structures with the following dimensions: x=5080mm, y=2500mm and z=2300mm, space error not exceeding U3=9x10L/1000, resolution of 0,001 mm and weight up to 50 tons.