Over the past week SalfordOnline.com has been contacted by numerous readers being woken in the early hours of the morning by unusual mechanical sounds. There's loud, grating clanks lasting for a couple of seconds at a time but repeated every 15-20 minutes. Then there's the sound of gas under pressure - possibly being released. The earliest they've been heard is around 2am, and the latest at around 4am, in Weaste, Seedley and areas around Salford Royal hospital, but also as far away as Swinton and MediaCityUK. Salford City Council said their Environment team had received multiple complaints in the last seven days about early morning noise, but that inspectors had not been able to trace what was causing such sounds. Video capturing the middle-of-the-night noises has been posted in the SalfordOnline.com Facebook group here and here. On 29 March Paul Boon wrote: "It's 3:39am is anyone hearing a really loud, noise from the Eccles area about every two minutes which is eerily mechanical in