Common test methods for insulating and sheathing materials of electric and optical cables. Part 4-2. Methods specific to polyethylene and polypropylene compounds. Tensile strength and elongation at break after conditioning and elevated temperature. Wrapping test after conditioning and elevated temperature. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper-catalyzed oxidative degradation
Automobile roads of general use. Flexible pavement Indexes of deformation of structural layers of loose materials and soils. Technical requirements and method of determination