annual repair maintenance of to various roads under sub division ser-24 of division south east road-2 during 2022-23 ( sh- supply of material for day to day maintenance ) a / r and m / o to various roads under sub division ser-24 of division south east road-2 during 2022-23 ( sh- supply of material for day to day maintenance ) , providing and supplying in position 100 mm thick factory made machine batched & machine mixed precast rcc rectangular covers on drains of footpath of various sizes, of m-25 grade cement concrete for rcc work, including cost of centering, shuttering, reinforcement of 8 mm dia tmt bars of fe 500 grade @ maximum 100mm c / c on both ways , neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick , 100 mm wide ms sheet duly painted over priming coat , reinforcement to be welded at edges with ms sheet and providing 2 nos. 12 mm dia bar for hooks etc i / c cost of cartage, all leads & lift, handling at site etc. all complete as per direction of engineer-in-charge. , supplying and stacking the following material at sub-division store and as directed by engineer-in-charge. , bitumen emulsion medium setting ( m.s. ) confirming to relevant is code. , portland cement , coarse sand ( zone iii ) , common burnt clay f.p.s. ( non modular ) bricks class designation 7.5 , stone aggregate ( single size ) : 10 / 12.5 mm nominal size , circular shape 560 mm dia precast r.c.c. manhole cover with frame- hd-20 , circular shape 560 mm dia precast r.c.c. manhole cover with frame- e.h.d.-35 , circular shape 700 mm dia precast r.c.c. manhole cover with frame-h.d.-20 , precast r.c.c. grating with framehorizontal grating 500x450 mm , providing and stacking of specialized instantaneous premixed road maintenance bitumen concrete compound duly packed in 25 kg / 50 kg bag comprising necessary ingredients as per manufacturer specification. the rate shall include gst, loading, unloading and carriage to pwd store / site as per direction of engineer-in-charge ( nothing extra shall be paid on any other account ) . , add cost index @ 22.69% on dsr item except item no. 3 , less@ 9.5%as per delhi govt. order except item no. 3