Using materials from recycling is a key part of decreasing present-day waste. It is optimal for recycled material to be used in environmental protection. This paper presents the application of geotextile ropes in erosion protection of a slope of a gravel pit. To protect the slope, thick ropes with a diameter of 120 mm made from wool and a mixture of recycled natural and synthetic fibers were used. After 47 months from installation, soil and rope specimens were taken from the slope parts with inclinations 1:1 and 1:1.8, and their physical and mechanical properties were determined. Direct shear tests were applied to determine the soil shear strength parameters in state at sampling and at I = 0 (unconsolidated and consolidated). Based on the obtained soil shear strength parameters, the loads on the ropes were determined, taking into account also unfavorable hydraulic conditions and compared to rope strength. It was shown that even after 47 months from installation, rope tension strength was higher as tension forces were induced in the ropes in every case. At present, whole slopes in protected sections are stabilized, without rills and gullies.
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http://dx.doi.org/10.3390/ma14051179 | DOI Listing |
J Clin Med
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PhD Program and Center of Morphological and Surgical Research (CEMyQ), Universidad de La Frontera, Temuco 4811230, Chile.
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January 2025
Doctoral Studies Department, Biomedical Science, 410087 Oradea, Romania.
Cervical cancer is the most important cancer type found in women throughout the world. Numerous research studies are being performed to investigate the effectiveness of different strategies for the imaging and treatment of locally advanced cervical cancer, which are showing favorable outcomes. Brachytherapy is characterized by the application of very high radiation doses to target tumor cells with the least exposure to normal tissues.
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Civil, Construction and Environmental Engineering, Marquette University, 1637 W. Wisconsin Ave, Milwaukee, WI, USA. Electronic address:
Green stormwater infrastructure is growing in adoption across the world due to its ability to capture and treat stormwater runoff at the source; however, while green stormwater infrastructure is effective at reducing the concentration of many priority pollutants, bioretention often increases the concentration of dissolved phosphorus in the stormwater it treats. This is a significant shortcoming, as dissolved phosphorus can promote algae growth in receiving water bodies resulting in negative impacts to human and aquatic health. This study seeks to address this shortcoming through an end-of-pipe filter at the end of bioretention effluent pipes designed to reduce the concentration of dissolved phosphorus.
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Department of Chemistry and Biology, Universidade Estadual do Maranhão, Caxias, Brazil.
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