Laying of sewer line at Transport Nagar Yojana, Varanasi.

Amount

SEWER WORK

Excavation by manually or mechanically up to following depths below G.I. for laying sewer line, in ordinary soil (earth, sand, loam & clay) including cutting of joints pits ramming dressing, leveling by manually or mechanically, refilling of trenches in 20cm layer watering and ramming the same including removal of surplus earth or other dismantled material up to a distance of 50m from the centre of trenches. (Excavation for Manhole is included in manhole item and not to be paid under this item) (A.R.) (A) 350 mm (i) 0.00-1.50

(B) 450 mm (A.R.) (i) 0.00-1.50

Supply of GSB closed graded for grade-1 including spreading compacting the same GSB specification including spreading in unifrom thicknes, hand packing, rolling with three wheel 80-100 KN static roller in stages to proper grade and camber, applying and bromming stone screening/binding materials to fill up the interestices of coarse aggregate, watering and compactiong to the required density. (All quantity taken in loose) As per previous Section Rate. 350mm

Supply & Carting of following R.C.C.Hume Pipes NP3 inculding collares/spigot jointed with stiff mixture of cement in the proportion of 1:2 (1 cement :2 find sand) including testing of joints. 350 mm dia pipe

450 mm dia pipe

Constructing brick masonry circular manhole 1.22 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 cement :4 coarse sand) inside cement plaster 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement foundation concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement, all complete as per standard design :1.68 m deep with SFRC Cover and frame (heavy duty HD 20 grade designation) 560 mm internal diameter conform ing to I.S. 12592, total weight of cover and frame to be not less than 182 kg. fixed in cement concrete 1:2:4 (1 ce ment : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including centering, shuttering all complete.(Excavation, foot rests and 12 mm thick cement plaster at the external surface shall be paid for separately) 350mm (DSR-2021 -19.11.1)

Constructing brick masonry manhole in cement mortar 1:4 ( 1cement : 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1cement : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement: 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design : 19.7.1 Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions,total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg) : 19.7.1.1 With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 (DSR-2021 -19.7.1)

Providing and erecting 2.00 metre high temporary barricading at site as per drawing/direction of Engineer-in-Charge which includes writing and painting, arrangement for traffic diversion such as traffic signals during construction at site for day and night, glow lamps, reflective signs, marking, flags, caution tape as directed by the Engineer-in-Charge. The barricading provided shall be retained in position at site continuously i/c shifting of barricading from one location to another location as many times as required during the execution of the entire work till its completion. Rate include its maintenance for damages, painting, all incidentals, labour materials, equipments and works required to execute the job. The barricading shall not be removed without prior approval of Engineer-in-Charge. (A.R.)

Provide and fix open timbering (covering 1/3rd of surface area by plank in trenches for the following depths below G.L. consisting of 40mm thick approved country wood plank for poling board 125×75mm Indian Sal wood wallers and 100mm diameter Sal wood ballies for shuttering at 1.50m C/C including removal after laying (will be taken as one side for the purpose of payment and measurement i.e. area equals to length × depth of trenches). dismantled timbering material will be the property of the contractor. (A.R.)

PIPES Add/Sub Shaft of Manhole. (A.R.)

chinmay construction

M/s Singh Builders

Indian Sanitation Ward Boy and Hoticulture Contractor

SAHASTRABDI CONSTRUCTIONS PVT. LTD.