Public Works Department Tender

Coupler (Plain) PN 6 (6 kg/cm2) Dia in mm 63 mm

Elbow PN 10 (10kg/cm2) Outer Dia in mm 63 mm

Service Saddle Dia in mm 160x20

Earthwork in excavation by mechanical means (hydraulic excavation) / manual means in foundation pipeline trenches in all types of soft stratas comprising any of the materials such as soil, silt, sand, clay, gravel, moorum of all varietie, shingles, pebbles all types of conglomerates, laterite rocks, ordinary rocks, soft rock disintergrated rocks, fissured, shattered/decomposed rock weathered rocks and all such other materials as described under appendix A to these specification either in full or in parts as the case may be adopting any method/methods as may be convenient or permitted inclusive of chiseling, wedging etc. in all conditions such as dry, moist, foul, saturated submerged etc. and as directed by the Engineer -in-charge etc. all complete in foundation pipeline trenches/ drains (not exceeding 1.5m in width 10 sq. m. on plan) including dressing of sides, ramming of bottoms including getting out the excavated soil & disposal of surplus excavated soil for all lead & all lift including barricading, danger lighting guarding as per direction of Engineer-in-charge

All types of Ordinary rock including all types of laterite rock, blasting prohibited

Conveying carefully from stack at site, 250m from both sides rolling and lowering in trenches, laying and jointing true to line and level and perfect linking of joints

Cast iron or Ductile iron or A.C. or S & S or flanged & PVC pipes.

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

Outer Diameter in mm 63 mm

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.