Water Requirements for Cooling Artificial Turf
Publication: Journal of Irrigation and Drainage Engineering
Volume 146, Issue 10
Abstract
Artificial turf with black infill material gained widespread use on athletic fields starting in the early 2000s. One argument made in the desert southwestern United States for replacing natural grass–based athletic fields with artificial turf surfaces is that water is not needed for irrigation. However, it has been shown that in arid and semiarid climate zones the surface temperature of the artificial turf fields can exceed 80°C during the summer, requiring irrigation and drainage systems to keep them cool enough for use. An experiment was conducted at New Mexico State University to evaluate the amount of water required to maintain surface temperatures comparable to those of natural turfgrass areas. A mathematical model was developed based on the heat balance equation to determine heat dissipation from artificial turf–based fields with comparison of the predicted values to experimental data. Overall, our model estimates were within 12% of the measured values. The model indicates that over a period, the amount of water (3.00 to 5.00 mm) required to maintain artificial turf at temperatures similar to irrigated natural turfgrass are comparable.
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Data Availability Statement
All data, code, and materials are available by request.
Acknowledgments
Financial support of the study was provided by the Lawn Institute and New Mexico State University’s Agricultural Experiment Station. The general support and technical assistance from the New Mexico State University Facilities and Services and New Mexico State Athletics Department are also greatly appreciated. The authors are further grateful for the help of Ralph Jones, grounds manager at Facilities and Services, and Vladislav Sevostianov, fellow at the John A. Paulson School on Engineering and Applied Sciences, Harvard University.
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© 2020 American Society of Civil Engineers.
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Received: Jan 10, 2020
Accepted: Jun 12, 2020
Published online: Aug 13, 2020
Published in print: Oct 1, 2020
Discussion open until: Jan 13, 2021
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