Environmental performance
The Construction area has unique characteristics conditioning the use of environmental indicators, since the heterogeneous nature of the activities gives rise to difficulties in measuring and comparing the date obtained and its evolution.
In the case of Dragados, the most significant impact is the production of inert waste. The results in 2005 were as follows:
Excavated Soil
| |
2005 |
2004 |
| Reduction of projected amounts |
5.78% |
5.65% |
| Reuse to total produced |
71.95% |
79.55% |
at own site
|
86.34% |
91.51% |
at other sites
|
7.82% |
2.50% |
| restoration of degraded areas |
5.85% |
6.00% |
| Deposit at dumpsite |
28.40% |
20.45% |
Construction and Demolition Waste (CDW)
|
2005 |
2004 |
| Reuse to total produced |
7.75% |
3.56% |
| Recycling to total produced |
8.18% |
5.84% |
| Deposit at dumpsite |
84.07% |
90.60% |
The management of waste is completed with the segregation, storage and treatment of hazardous waste produced at the various work centres. With respect to construction and demolition waste, in 2005 there was a substantial increase in the percentage of waste reused and recycled, leading to a significant drop in the percentage of the waste dumped.

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