Delhi Jal Board Tender

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth. 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and for all lift, disposed earth to be levelled and neatly dressed. ?All kinds of soil

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. In cement mortar

Brick work in foundation & plinth with non modular bricks. Cement mortar 1:6 (1 cement : 6 coarse sand)

Extra for laying brick work in or under foul condition

12 mm cement plaster of mix : 1:6 (1 cement: 6 coarse sand)

Neat cement punning.

Providing, laying and jointing glazed stoneware pipes class SP-1 with stiff mixture of cement mortar in the proportion of 1:1 (1 cement : 1 fine sand) including testing of joints etc. complete : 150 mm diameter

Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) up tohaunches of S.W. pipes including bed concrete as per standard design : 150 mm diameter S.W. pipe

Supply and stacking at site precast concrete manhole cover with steel fiber of ISI mark conforming to IS-12592 part-1 of EHD-35 with matching frame of class EHD-35 IS:12592 part-II with 875 mm external dia and clear 560 mm internal dia.

Fixing of SFRC manhole cover & frame, 560mm dia HD-20/EHD-35.

Constructing brick masonry circular manhole 5'0" dia or1.52 m internal dia. at  bottom and 1?-10? or 0.56m dia at top, depth upto I.L 7'-6? or 2.28m.Built in  brick work with extruded burnt sewer bricks (in FPS sizes) conforming to IS  4885-1988 in curved on plan in cement mortar 1:4(1C:4C.S) excluding excavation and soling, but including 12? or (0.30m)thick foundation concrete  1:2:4(1C:2C.S:4 graded stone aggregate 40mm nominal size) including centring and shuttering and fixing S.F.R.C manhole cover and frame (heavy duty) S60 mm internal dia fixed in cement concrete 1:2;4(1C:2 C.S:4 graded stone  aggregate 20mm nominal size) and 12mm thick plaster both inside and outside with cement mortar 1:4(1C:4C.S) and inside plaster to be finished with a  floating coat of neat cement. Making necessary channel in cement concrete  1:2:4(1C:2C.S:4 graded stone agg.20mm nominal size) all complete as per  departmental drawings and as directed by Engineer-in-charge

Extra per mtr. depth of 5'-0" dia or 1.52 meter internal circular manhole Beyond 7'-6" or 2.28 m and up to IL 13'8" or 4.16 m built in brick work with extruded burnt sewer bricks (in FPS sizes) conforming to IS-4885-1988 in curved in cement mortar 1:4(1C:4C.S) 12mm thick plaster both inside and outside with cement mortar 1:4(1C:4C.S) and inside plaster to be finished with a floating coat of neat cement and all complete as per departmental drawings and directed by the Engineer-in-charge.

Providing orange colour safety foot rest of minimum 6 mm thick ?plastic encapsulated as per IS : 10910, on 12 mm dia steel bar conforming to IS : 1786, having minimum cross section as 23 mmx25mm and over all minimum length 263 mm and width as 165 mm with ?minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specifications and having manufactures permanent identification mark to be visible even after fixing, including fixing in manholes with 30x20x15 cm cement concrete block 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) complete as per design.

Providing and Supplying of class SN 8 structured wall Polyethylene Piping system (Pipe with online/offline coupler and elastomeric sealing ring) with non smooth external annular corrugated and smooth internal surface (double wall) for non - pressure underground sewerage and drainage application as confirm to IS 16098 (part 11) : 2013 including GST, transportation, freight charges, inspection charges, loading, unloading, conveyance to the departmental stores/ location of site of work complete as specified and directed by Engineer In-Charge. 400 mm Internal Diameter

Lowering, Laying and Jointing of class SN 8 structured wall (External Annular . Corrugated and Smooth Internal Surface Polyethylene Piping and fitting with the help of coupler(online/ offline) attached with one end of pipes, sliding over the elastomeric sealing rubber ring placed on the specified valley of the corrugation at the spigot end, lowering the same into the trench, laying on the lower bedding (constructed at bottom of trenches) at prescribed gradient, depth and alignment, testing the water tightness of the joints, ensuring the continuity tests of specified pipe segment etc. complete as per drawing, specification and detailed engineering, including cartage of pipes and fitting from site stacks to the place of laying etc. as per direction of Engineer-in-charge. 400 mm Internal Diameter

Making connection of drain or sewer line with existing manhole ?including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone ?aggregate 20 mm nominal size) cement plastered on both sides with cement mortar 1:3 (1 cement : 3 coarse sand), finished with a floating coat of neat cement and making necessary channels for the drain etc. complete : For pipes 250 to 300 mm diameter

Repairing and shifting the existing house water connection i/c G.I. Fitting such as elbow, nipples,sockets, unions, etc. and complete in all respects

Providing leak proof rocka's in 150mm to 300mm dia in running sewer lines with earth filled in empty cement (PVC) bags including remove of the same after completion of the work.

Construction of bund with filled up earth in empty (PVC) cement bags (excluding cost of earth which will be available at the site of work) including stitching/stacking placing in position and removing the same etc including the cost of empty (PVC) cement bags complete.

Hire charges of pump set for pumping out water @4000 litre per hour or 32 KL/day i/c cost of service and operating & supply of lubricant etc.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and for all lift.

Carriage of material by mechanical transport including loading,unloading and stacking lead upto 5 km actual lead will be paid lime,moorum,Building Rubbish

Providing and laying 75 mm thick compacted bed of dry brick aggregate of 40 mm thick nominal size including spreading, well ramming, consolidating and grouting with jamuna sand, including finishing smooth etc. complete as per direction of Engineer-in-charge.

P/L cement concrete - all works upto plinth level: 1:2:4 (1cement: 2 coarse sand: 4 GSA 20mm N/S)

Providing and laying C.C. pavement of mix M-20 with ready mixed concrete from batching plant. The ready mixed concrete shall be laid and finished with screed board vibrator , vacuum dewatering process and finally finished by floating, brooming with wire brush etc. complete as per specifications and directions of Engineer-incharge. (The panel shuttering work shall be paid for separately). (Note:- Cement content considered in this item is @ 330 kg/cum. Excess/less cement used as per design mix is payable/ recoverable separately). Deduct for using of M-20 grade concrete instead of M-25 grade concrete in C.C. pavement (8964 - 191.10 = 8772.90)