All preparation has started for hanging serial killer Surendra Koli this month at the district jail in Meerut next week after a gap of 39 years. Hangman Pawan, who would perform his first hanging, on Thursday inspected the platform and other arrangements at the Choudhury Charan Singh Meerut district jail. Jail officials said here that some minor repair works is required on the pillars and the platform, which will be completed within 2 days time. The last hanging was done in the jail in 1975 and Koli would be the 18 person to be hanged in the district jail. Additional Director General of Police (Prisons) RR Bhatnagar claimed that the death sentence would be implemented between September 7 and 12.” The exact date would be finalised after all the preparation is completed,” he said. Hangman Pawan will peform his first hanging in his career where as his father Mammu hanged 12 people while his grand father hanged several criminals like Ranga and Billa and the killers of former Prime Minister Indira Gandhi— Satwant Singh and Kehar Singh. Pawan told reporters in Meerut that he was concentrating in performing his duty and continue the work of his family.