The Leq general average of environmental noise was 62.5dBA before the intervention and was reduced to 58.8dBA after the intervention, hence there was a 3.7dBA reduction of SPL.
El Leq medio general del ruido ambiente fue de 62,5dBA antes de la intervención y se redujo para 58,8dBA después de la intervención, así hubo disminución del NPS en 3,7dBA.
O Leq médio geral do ruído ambiente foi de 62,5dBA antes da intervenção e reduziu para 58,8dBA, após a intervenção, portanto, houve diminuição do NPS em 3,7dBA.