OPENCAST DRILLING AND BLASTING

[@manjit13officialvlogs34]

Bhut acha sir

[@aloknayak8934]

Very good analysis ...

[@kankeboy6943]

Nice sir

[@ifiindianfestivalimportanc9339]

good work sir aese hi batate rhiye 🤟

[@miningbilla2.065]

Ok

[@kankeboy6943]

Open cast me connection kaise hota hai is pr banaye

[@amarprasadminingrollno349]

Or video opencast se related banye sir

[@dhruvyadav8221]

Udm ug me prayog hota hai na ki ocm

[@sumitanant8708]

blasting ke regulations par ek video bana dijiye sir its a request 🙏🙏

[@miningbilla2.065]

Blasting relation precaution par. Jo regulatiin me he.

[@ankitempire5032]

Sir hard rock ke liye hum square pattern drilling kyon nhi kar sakte?

[@chinmaykumar2005]

I need your notes sir please 🙏

[@LaxmanKumar-kj9rg]

Hole kitne kitne door me lagaye jyega guru g

[@miningbilla2.065]

Depend on nature of rock