Environmental Statement volume 4 - Chiltern Evergreen3

MeasurementPositionDate Time Duration Sound Pressure Level (dB) Description of Noise ClimateMeteorologica(Mins)L Aeq L A90 L A10 L Amaxl Conditions4 June 09 00.34 10 36 55 Distant road traffic / nearby central heating Still and dryextractor fan.4 June 09 00.24 20 49 30 395 June 09 00.18 10 62 78 Dominated by train movements. Distant road traffic Still and drycould be heard, very occasional central heatingexhaust fan.5 June 09 00.28 10 38 45 No train movements. Distant road traffic dominates,00.38 10 35 63 very occasional central heating exhaust fan.00.18 30 57 32 41 7819 ResidentialProperty atWilliam LucyWay3 June 0900.18 15 57 6200.33 15 56 6100.48 15 59 6101.03 15 53 7000.18 60 56 42 59 70Noise dominated by idling trains close by.Infrequent train pass-by’s also occurred.All train idling stops at 01.084 June 09 01.41 10 56 30 59 63 Distant traffic dominates. Traffic on nearby road,pedestrians on nearby canal path, train engines canalso be heardStill and dryStill and dry22 Residentialproperty at thesouthwest endof Stable Close2 June 09 16.42 15 50 47 52 67 Train engines idling at station dominates. Airconditioning unit on roof of Saïd Business School tothe south east. Distant traffic, trains in station can beheard3 June 09 14.24 15 52 48 53 71 Train engines idling at station dominates. Airconditioning unit on roof of Saïd Business School tothe south east. Distant traffic, trains in station,birdsong can be heard3 June 09 01.05 10 46 43 46 613 June 09 01.16 10 45 43 46 5725 Aug09Noise dominated by extractor on Saïd BusinessSchool and extractor on train station building.Trains in the station, cars in the car park can also beheard.02.20 10 49 47 49 63 Noise dominated by extractor on Saïd BusinessSchool and extractor fan on train station buildingDry with agentle breezeDry, lightwindDry, lightwind.Dry, lightbreeze