Noise and Vibration Report - Transnet
Noise and Vibration Report - Transnet
Noise and Vibration Report - Transnet
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ENVIRO-ACOUSTIC RESEARCHSCOPING NOISE REPORT – TRANSNET: SWAZI RAIL LINK – DAVEL YARD TO NERSTON RSA ROUTELIST OF FIGURESpageFigure 1-1: Map illustrating proposed alignment of the Swazi Rail Link 3Figure 1-2: Site map indicating the proposed Davel Yard <strong>and</strong> Connections 4Figure 1-3: Aerial image indicating potential noise-sensitive developments 8Figure 2-1: Residential <strong>Noise</strong> Limits for New <strong>and</strong> Upgraded Railway Lines 15Figure 4-1: Railway exterior sound sources <strong>and</strong> typical dependence on train speed 26Figure 5.1: Flow diagram illustrating the methodology to calculate the noise fromrailways 29Figure 6-1: Percentage of annoyed persons as a function of the day-evening-night noiseexposure at the façade of a dwelling 32Figure 6-2: Criteria to assess the significance of impacts stemming from noise 34P a g e | x