RRG Group diversified into performing earthworks in the year 2007-08. The nature of work included earth excavation and removal works for canal digging projects and also trenching works for telecom infrastructure, across various gradation of soil.
Some of the projects for which RRG Group has performed earthworks are,
o Rajiv Dummagudem Lift Irrigation scheme A.P
o Owk Tunnel at Adit side GNSS Flood Flow Canal
o Approach channel and laying of pressure mains Indira Sagar Project A.P
o Gadikonda Lift Irrigation Scheme
o Tumpera Deepcut canal of Chitiravathi Balancing Resorvoir
o Sarvaraja Sagar Reservoir PackageII GNSS Project
o Udayagiri Branch Canal
o AVR HNSS Phase-II Package-VI Peruru Branch Canal

Some of the customers for whom RRG has performed earthworks are, Megha Engineering and Infrastructures Ltd., Mytas Infra Ltd., UANRIL-GVR, Harshita Engineering, Dhenu Power, ECC, Regency, MRKR Constructions, Sai Siddhartha Reddy Engineering etc to name a few.
These works are carried out in the name of GMR Enterprises, a proprietary concern under Mr. Rao. This company has been in business since almost last decade and has been registering a turnover of approximately 10-11 crores for the last 3 years. The company has a current order book of approximately 60 crores.