According to Official Guinness Records,
The Satsang Hall within the Govind Devji´s Temple, Jaipur, India, has a reinforced concrete cement flat roof with a single span of 36.27 metres (119 ft). It was designed and constructed by N. M. Roof Designers Ltd, and the hall was dedicated to the public on 23 July 2009. The hall stands on 8 columns at the periphery.
For a complete list of 2009 records, please visit 2009 Guinness Records in India.