| A - material processing equipment |
| B - equipment for production, transport and distribution of concrete, mortar and rendering mixes |
| C - lifting gear |
| D - equipment for earthmoving and soil compaction |
| E - road construction machinery |
| F - railway track construction equipment |
| G - floating equipment |
| H - tunnel and mining construction equipment |
| J - pile drivers and extractors, soil injection equipment |
| K - drilling equipment, diaphragm wall equipment |
| L - equipment for pipe jacking and pipeline construction |
| M - equipment and plants for decontamination and environment protection |
| M.0 - installations and equipment for the decontamination of soils, excavated material and building rubble |
| M.1 - plant and equipment for air purification and emission control |
| M.1.1 - filter installations for air purification |
| M.1.10 - activated carbon air filter system |
| M.1.2 - filter installations for air purification, biochemical system |
| M.1.3 - absorption filter systems for air cleaners |
| M.1.4 - filter installations for air purification, thermal system |
| M.1.5 - exhaust gas purification systems |
| M.1.6 - emission control systems |
| M.2 - plants and equipment for water treatment |
| M.3 - installations and equipment for noise reduction and sound insulation |
| M.4 - measuring, recording and computer-aided devices for emission measurements |
| M.5 - installations and equipment for the protection of persons |
| M.6 - |
| P - transport vehicles |
| Q - air compressors, pneumatic tools |
| R - equipment for power generation, transformation and distribution |
| S - hydraulic cylinders and hydraulic units |
| T - centrifugal and piston pumps, pipelines |
| U - formwork and scaffolds |
| W - workshop machines and equipment |
| X - construction site accomodations, containers |
| Y - equipment for surveying, laboratory, office, communication, monitoring, kitchen |
