Delhi Jal Board Tender

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

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 : ?100 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 : ?100 mm diameter S.W. pipe

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-20 with matching frame of class EHD-20 IS:12592 part-II with 875 mm external dia and clear 560 mm internal dia.

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 3'0" internal dia or(0.91 m) internal dia. at bottom and 1?-10? or 0.56m dia at top, depth upto I.L 3'-0? or 0.91 m.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 9? or (0.23m)thick foundation concrete 1:3:6(1C:3C.S:6 graded stone aggregate 40mm nominal size) including centring and shuttering and fixing S.F.R.C manhole cover and frame (heavy duty) 560 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 3?-0? dia or 0.91 meter internal circular manhole Beyond 3"-0" or 0.91 m and up to IL 5'-6" or 1.67 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. 300 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. 300 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.

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.

Desilting of sewer line based on bucket system in running and under foul condition for depth not exceeding 1.5m i/c removal of stone, brick bats, garbage silt etc. and stackling the same on the bank of sewer line at a distance upto 50m from center of sewer line as per CPWD specification complete and lift upto 1.5m.

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)