Belgrade interceptor personnel contract renewediPS Personnel, who supplied a core of experienced tunnellers to assist in management and training at the Belgrade interceptor project in Serbia, have had their contract renewed. The interceptor will collect wastewater from the centre of the city and direct it to a treatment plant. iPS also advises the local management on tunnelling matters concerning safety and improvements in production. For more about iPS services, contact P.Derwort@ipspersonnel.com or click here. 16/11.