Drainage Works Tenders

Turfing with chorkata or durba grass sods 5 cm. to 8 cm. thick in slope, crest berm etc. of embankments, canals and drainage channels etc. within a lead of 150 metre and all lifts including fine dressing, watering, ramming, guarding etc. complete. (sods will have to be arranged by the contractor at his own cost. Payment to be made on the grown grass only).

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-charge (length of finished kerb edging shall be measured to calculate volume for payment). (Precast C.C. kerb stone shall be approved by Engineer-in-charge).

S/F of 110 mm dia pvc pipe for drainage ISI Mark

Providing and fixing of "SMI" Deck bull model interlocking polyproylene modular floor tiles on a solid levelled surface with minimum slope for for correct rainwater drainage for basketball court. The specification are as under:- Tile: 304.8mm x 304.80mm x 15.80mm, tile fixation: 6 Points (Female/male in each side), weight: 340g, side remission: 0.0-1.2mm, painting receptivity: very good, solvent resistance: excellent, fire resistance: M4, mate surface with anti-slippery finishing and approved by ITF

Earthwork in re-excavation / silt clearance of drainage channels in all kinds of soil including sludge and slush but excluding slush mixed with industrial wastes, sewage, municipal garbage, carcasses, etc and depositing thesameasper profile inproper place as directed by the Engineer-in-charge withou tcausing hindrance to traffic and posing health hazard andmaking arrangement tomaintain the site in workable condition including removal of polypacks, brickbats, stone ballasts& boulders, remnants of bullah&bamboo pins and all kinds of water hyacinth,solid/semi solid compact mass formed due to waterhyacinth and burning them to ashes or removing outside Govt land where necessary and removal of thick & thorny jungles upto 30 cmgirth including shoring and shuttering, if required,and including initial removal of sludge and slush etc by pan or bucket if required, andmaking arrangement for bailing out of any seepage water and removal of sand or soil blown from underneath, all complete. (Measurement : Pre-work and Post-work level section. Pre-work section tobe takenafter removal of water hyacinth and all other floating materials etc.) (b) By mechanical means using hydraulic excavators with in an initial lead of 30 M and an initial lift of 3.0 M