Survey Project – Adheriyakhal, Pauri Garhwal, Uttarakhand February 17, 2018February 17, 2018 Deepak Dutt Mamgain, Director, Equations IAS
Canal Project- Survey and Levelling (Dehradun) January 14, 2018 Deepak Dutt Mamgain, Director, Equations IAS
Silla (Raipur, Dehradun) Survey and Mapping Project. January 14, 2018 Deepak Dutt Mamgain, Director, Equations IAS
Surveying, Engineering, Architecture & Construction November 19, 2017November 26, 2017 Deepak Dutt Mamgain, Director, Equations IAS
Diyondi Associates 