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Martínez-Santos, P., & Martínez-Alfaro, P. E. (2014). A priori mapping of historical water-supply galleries based on archive records and sparse material remains. An application to the Amaniel qanat (Madrid, Spain). Journal of Cultural Heritage, 15(6), 656–664.
Abstract: Engineering heritage refers to a broad variety of items of social, economic, aesthetic or historic relevance, including roads, dams, buildings and supply networks. Due to their utilitarian nature, their heritage value is often overlooked. This occurs even with those infrastructures that have played an essential role in underpinning the daily existence of entire civilizations. Underground water-supply networks provide an excellent example. Although there are exceptions, water networks tend to be functional in design, rather than monumental. Moreover, they present intricate linear layouts that often span several kilometres. This means they are costly to maintain once their operational life is over, and that they are prone to abandonment and destruction. Devising a priori protection strategies is important to preserve these valuable cultural assets. The following pages present a method to map linear structures based on archive records and sparse material remains. The method is illustrated through its application to the Amaniel qanat, a water-supply gallery built in Madrid, Spain, in the early 17th Century. An appraisal of the known remains was carried out first, leading to an inventory of galleries, shafts, shaft caps and deposits. This was followed by a thorough survey of over one thousand handwritten manuscripts, including physical descriptions of the aqueduct, budget accounts or water metering campaigns, among other documents. Known remains and written evidence were matched against original and auxiliary maps to reconstruct the itinerary of the aqueduct. This led to the identification of sectors where it is still possible to find remains in good condition. Thus, a priori mapping is advocated a valuable technique to locate and preserve these remains, as well as to devise non-invasive surveys and establish heritage protection zones.
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Hamutoko, J., Mapani, B., Ellmies, R., Bittner, A., & Külls, C. (2014). A fingerprinting method for the identification of uranium sources in alluvial aquifers: An example from the Khan and Swakop Rivers, Namibia. Physics and Chemistry of the Earth, Parts A/B/C, 72, 34–42.
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Müller, M., Alaoui, A., Külls, C., Leistert, H., Meusburger, K., Stumpp, C., et al. (2014). Tracking water pathways in steep hillslopes by δ18O depth profiles of soil water. Journal of hydrology, 519, 340–352.
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Gaj, M., Beyer, M., Hamutoko, J., Uugulu, S., Wanke, H., Koeniger, P., et al. (2014). How do soil types affect stable isotope ratios of 2H and 18O under evaporation: A Fingerprint of the Niipele subbasin of the Cuvelai-Etosha basin, Namibia. In EGU Geophysical Abstracts (5890).
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Joseph, J., & Külls, C. (2014). Calibration of 13C and 18O measurements in CO2 using Off-axis Integrated Cavity Output Spectrometer (ICOS). In EGU Geophysical Abstracts (659).
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