CERTIFICATIONS - Impresa Silvio Pierobon S.R.L.

CERTIFICATIONS

The company is also certified in the special and exclusive Qualification Systems, established by the Italian Railway Network for the execution of civil works at the railway site on lines in operation and for civil works in the railway tunnels activated for operation.
It was thus able to respond, always with updated flexibility, to the requests of its qualified and diversified Client.

The result of the commitment is proven by the Work Execution Certificates which allow the Company to be currently authorized to carry out and design public works in fifteen categories of work:

OG 1 Civil and industrial buildings, ranking VI, amount over €10,329 millions
OG 2 Restoration and maintenance of property under protection, classification V, amount up to € 5,165 million
OG 3 Roads, motorways, bridges, viaducts, railways, ranking VIII, unlimited amount
OG 4 Underground works of art, ranking VIII, Unlimited amount
OG 6 Acquedotti, gasdotti, opere di irrigazione e di evacuazione, ranking III-bis, amount up to € 1,5 millions
OG 7 Maritime works and dredging works, ranking II, amount over € 516 thousand
OG 8 River defense, refurbishment and reclamation works, classification IV-bis, amounts up to € 3,5 milions
OG 13 Naturalistic engineering works, classification IV, amount up to € € 2,582 millions
OS 1 Earthworks, classification III-bis, amount over € 1,5 million
OS 2-A Decorated surfaces of immovable cultural heritage and movable cultural heritage of historical, artistic, archaeological and ethno-anthropological interest, classification III, amount up to € 1 million
OS 4 Electromechanical conveyor systems, classification III-bis, amount over € 1,5 millions
OS 6 Finishing of general works in wood, plastic, metal and glass materials, classification III-bis amount over € 1,5 millions
OS 7 Finishing of general construction and technical works, classification III amount up to € 1,033 millions
OS 8 Waterproofing works, classification IV, amount up to € 2,582 millions
OS 10 Works for Non-Lumionous Road signs, classification I, amount up to €258 thousand
OS 11 Special structural equipment, classification II, amount over € 516 thousand
OS 12-B Rockfall barriers, classification IV-bis, amount up to € 3.5 millions
OS 18-A Structural components in steel, ranking IV, amount up to € 2,582 millions
OS 21 Special structural works, ranking III, unlimited amount
OS24 Green and street furniture, classification II, amount over € 516 thousand
OS 26 Special superstructures, ranking II, amount over € 516 thousand
OS 34 Anti-noise systems for mobility infrastructures, ranking IV, amount up to € 2,582 millions