Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Proto-urban Site of Sarazm' has mentioned 'Construction' in the following places:
Occurrence Sentence Text Source
The agriculture was also facilitated by the construction of irrigation facilities that allowed the inhabitants to use the water from the Zerafshan river and capture the water from the mountains as well.
Two main building techniques are present on the site: raw earth brick (moulded and dried under the sun) and hand-shaped earth construction.