The lorry had travelled from Purfleet, Essex, before the trailer broke away at about 15:45 BST on Thursday.

BBC: Lorry driver fined after trailer breaks loose on Essex road

Alker profited from the ninth seed's finishing problems to ensure at least one unseeded player will reach the semi-finals at Purfleet.

BBC: SPORT | Other Sport... | Darts | Youngster Lewis defeats Priestley

About 1, 500 tonnes of waste was discovered on the land in Purfleet.

BBC: Bales of household waste

An employment programme offering 6, 500 new traineeships for 16 to 24-year-olds was also launched at the centre on the High House Production Park in Purfleet.

BBC: Jools Holland opens The Backstage Centre in Purfleet