Location
Province of Arequipa, to the south of Peru.
Period
2005–2006.
The Cerro Verde Primary Sulphides
Project includes the installation of a deposit of second ore
washes, with a storage capacity for a production rate of 108,000
tons per day. The scope of the works for which Skanska was
hired includes the following activities and quantities: placing
and compacting of sloping drainage downstream with respect
to the dam 167,000 mts2. Filling of slope upstream and down
the dam 1,118,000 mts2. Filling of slope upstream with respect
to the dam: 49,000 mts2. Filling of drainage layer : 150,000
mts3. Supply and installation of : geotextile blanket 600
gr./m2 slope upstream with respect to the dam 93.000 m2..
Installation of : geotextile blanket 600 gr./m2 iin drainage
layer 105.000 m2.
HDPE pipes at ø 30 cm. for drainage in drainage layer
1.900 ml.