office situated in Tumkur City. The city is well-connected to Bangalore and other cities in the state by KSRTC buses. Volvo buses are available for the city, Bangalore. Frequent buses are available connecting other taluks and towns of the district. Three National Highways NH 48, NH 73 and NH 69 pass through the city. The three National Highways connect Tumkur to Hubli, Mangalore and Shimoga in Karnataka respectively. TCB Road(Karnataka)(Tumkur-Chelur-Bukkapatna Road) connects the people of Hagalavadi, Chelur and Bellavi Towns to Tumkur Corporation City. Plenty of private and Karnataka State Road Transport Corporation buses are currently operating on this route. Railways also play a major role in connectivity. The city's Railway Station comes under South Western Railway Zone (India) and was constructed during the British period and has been renovated recently. It is located in centre of the city close to the bus stand and the town hall. It is located in the Bangalore-Hubli main line. The city buses are also available for transportation within the city by KSRTC. Popularly known as Sri Siddaganga Nagara Sarige, named after the holy place, Siddaganga. There are more than 100 buses transporting in the city. The nearest airport to Tumkur is Kempegowda International Airport in Bangalore which is around 90 km from the city. Economy Tumkur district's economy is majorly derived from agriculture. Plantation crops such as coconut, areca nut, paddy cultivation (some parts) attributes to its economy. Tumkur City's economy comes from industries. Due to its proximity to Bangalore, the state capital, it acts as a gateway to North Karnataka, being on the Chennai – Mumbai industrial corridor and the infrastructure that Tumkur provides, it has the potential to be the satellite city to decongest the Bangalore. It also has been identified as National Investment and Manufacturing Zone (NIMZ). NIMZ of approximately 13500 acres and the HAL helicopter manufacturing facility (Near Gubbi) 610 acres are being developed as integrated industrial townships with state-of-the art infrastructure and land use on the basis of zoning, clean and energy efficient technology, necessary social infrastructure, and skill development facilities, for promoting world class manufacturing activity. Tumkur is home to 24 large scale industries with an investment of 911.42 crores and generating an employment for 6445 persons. The existing 15 medium scale industries and 23804 micro and small industries employ 132994 persons and account for an investment of close to 790 crores. A 2000 MW of solar