Public Works Department Tender

Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete.

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. unplasticised non-pressure PVC pipes for using underground drainage and sewerage system confirming to IS:15328 - 2003 stifness class SN-8 (8 KN/m2, SDR-34).Dia in mm

c) 160

Conveying carefully from stack at site, 250m from both sides rolling and lowering in trenches, laying true to line and level and perfect linking for joints for P.V.C / H.D.P.E complete in all respects as per the direction of the engineer in-charge.

f) 160mm OD

Jointing of rigid / SEL FIT PVC pipes by cleaning the pipe with solvent cement including the cost of solvent cement and hydraulic testing of joints etc. complete as per IS:7634-1975 Part 3, including hydraulic testing of joints as directed by the Engineer in-charge.

f) 160mm

Providing and laying cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 grade granite or basaltic stone 20mm nominal size) including centering shuttering and form work for encasing around S.W. pipes including bed concrete as per standard design in I S:4127.

b) 150mm dia S.W. pipes

Construction of manhole rectangular in shape including cement concrete 1:3:6 (1 cement:3 coarse sand:6 graded stone aggregate 20mm nominal size) foundation thickness of concrete 20cms and offset 10cms on both sides and first class brick work with bricks class designation 100kg/sq.cm (wire cut bricks) cement mortar 1:3 (1 cement : 3 coarse sand) 23cms thick including providing & fixing CI footrests confirming to IS 5445/69 or revised and whose weight shall not be less than 5.30kgs including fixing in man-hole at 30cm c / c in 20x 20x10cm cement concrete block 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20mm nominal size) and 12mm thick plaster inside and outside with cement mortar 1:3 (1 cement : 3 coarse sand) including adding waterproofing compound of approved brand in cement mortar with a floating coat of neat cement and making channel in cement concrete 1:2:4 (1 cement :2 coarse sand : 4 graded stone aggregate 20m nominal size) neatly finished complete as per standard design.

II) Inside size 0.45x 0.60m and 0.60m deep (with medium duty DI manhole cover & frame of size 0.45x 0.60m weighing 70kgs) including fixing with cement concrete 1:2:4 (1 cement :2 coarse sand: 4 graded stone aggregate 20mm nominal size and applying the frame & cover with coal tar.

III) Inside size 0.60x0.60m and 0.60m deep (with medium duty DI manhole cover & frame of size 0.60x 0.60m weighing 90kgs) including fixing with cement concrete 1:2:4 (1 cement :2 coarse sand : 4 graded stone aggregate 20mm nominal size and applying the frame & cover with coal tar).

IV) Inside size 0.90 x 0.60m and 1.00m deep ( with medium duty DI manhole cover & frame of size 0.90x 0.60m weighing 105 kgs including fixing with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size and applying the frame & cover with coal tar).

Extra/Additional depth of above square/ rectangular manholes at above item no.infractions with 100kg/sq.cm(wire cut bricks) brickwork in cement mortar 1:3 (1cement:3coarse sand) 23cm thick including providing and fixing CI footrests not weighing less than 5.30kgs incl. fixing in manholes @ 30cmc/c staggered in 20x20x10cm cement concrete blocks 1:3:6(1cement:3coarse sand :6graded stone aggregate 20mm nominal size) 12mm thick plaster inside and outside with cement mortar 1:3 (1cement :3coarse sand)including adding water proofing compound of approved brand with a floating coat of neat cement.

III) 0.60 x 0.60m Manholes.

IV) 0.90 x 0.60m Manholes

Providing & laying cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in:

A) All works upto plinth level

Demolishing brick work in cement mortar including stacking of serviceable material & disposal of unserviceable material within 50 mts. lead.

Refilling the pipeline/foundation trenches plinth sides, foundation etc. with available excavated earth in layers not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer in Charge.

Transportation and Carriage of materials

A) By tipper truck including loading, unloading and stacking A) Lime, building rubbish, manure sludge, moorum excavated rock ii) Earth upto 5 Km.