Details: supply and installation of self drilling hollow soil / rock anchor of outer dia of 51mm in soil / overburden /rock having yield load capacity of minimum 630kn in soil/ overburden/ rock suitable for drilling, placing and cement grouting. installation with sacrificial drill bit of size 105mm. installation with all accesries such as 100 mm dia drill bit, couplers, 8mm thick base plate and nut and bolt complete in all respect. however, grouting shall be excluded. manufacturing certificate and all required testing of materials should be supplied by the contractor before executing the work. supply and installation of self drilling hollow soil / rock anchor of outer dia of 38 mm and inner dia of 19 mm, yield load carrying capacity of minimum 400 kn in soil / overburden /rock suitable for drilling placing and cement grouting. installation with all accesries such as 76 mm dia drill bit, couplers, 8mm thick base plate and nut and bolt complete in all respect. however, grouting shall be e
Sector: PWD