VALDICHIANA SUPPLY SYSTEM - LOT II
The work consists in the completion of a line of water supply for irrigation of agricultural areas. The main activities were carried out consisting of the supply and installation of approximately 5000 m steel pipes with a diameter of 2000 mm to about 1500 m, 2400 mm to about 1250 m, 3000 mm to about 1600 m and 700 m of other pipes with diameters less. The pipes are made of steel Fe510 Sp. 20 mm welded helically submerged arc coated with epoxy coating inside toxic by law and external bituminous heavy class IV and will be provided and installed (by digging trenches) in bars of 12 m that will end belled and will be welded between them in work at the construction site.
Ente Irriguo Umbro Toscano
9 july 2009
10 semptember 2010