State of Conservation (SOC)
Humberstone and Santa Laura Saltpeter Works (2006)
Danger List: Yes
Other Threats: a) Extremely fragile nature of the buildings that were constructed using local materials such as timber for frames, corrugated iron sheets for roofs and some walls, and stucco and lightweight construction that functioned with regular maintenanceb) Lack of maintenance for 40 years c) Metal cladding corroded and some of the structural elements dismantled. A few buildings, such as the Leaching house, are liable to structural collapse if no support is givend) Very little conservation work carried out
Document Source: WHC-06/30.COM/7A
Threats*: Military training
The threats indicated are listed in alphabetical order; their order does not constitute a classification according to the importance of their impact on the property.
Furthermore, they are presented irrespective of the type of threat faced by the property, i.e. with specific and proven imminent danger (“ascertained danger”) or with threats which could have deleterious effects on the property’s Outstanding Universal Value (“potential danger”).