Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Humberstone and Santa Laura Saltpeter Works' has mentioned 'Construction' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| Other relevant attributes are the remains of the railway line that linked Santa Laura and Humberstone, the gravel heaps, the construction techniques, architectural styles and materials, in particular the costrxc3xb3n and the Pampa concrete,xc2xa0 distinctive construction materials together with the calamine and timber that were brought from other latitudes. | UNESCO |
| An essential imperative for the protection, conservation and management of the site is an in-depth knowledge of the techniques, construction systems, and ways of life, exploration systems and the economic conditions at the time. | UNESCO |