Urban Development Department Tender

Providing & making Gabion structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012,MORTH Clause 2500, of required size, Mesh Type 10x12(D=100 mm with tolerance of ±2%), Zinic+10% Al alloy+PVC coated, Mesh wire diameter 2.7/3.7mm (ID/OD), mechanically edged/ selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2/3.2mm(ID/OD), supplied @3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, as per drawing, all complete as per directions of Engineer- in-charge.

Supplying & laying of drainage composite for use behind walls, between two different fills, alongside drains of road, below concrete lining of canals etc. Geocomposite for planar drainage, realized by thermobonding a draining core in extruded monofilaments with two filtering nonwoven geotextiles that may also be working as separation or protecting layers. The draining three dimensional core will have a “W” configuration as longitudinal parallel channels. Minimum thickness tobe 7.2mm, with two filtering UV stabilized polypropylene nonwoven geotextile of minimum thickness of 0.75mmcharacteristic opening size (090) of 110 micron andtensile strength of 8.0 KN/m that will be working as separation or protecting layer, geocomposite having in plane flow capacity of 2.1 L / (m.s) at hydraulic gradient of 1.0 & 20 kPa pressure and tensile strength of 18 kN/m , with mass per unit area of 740 gsm, supplied in the form of roll for easy transportation to site of work as per detailed specification all complete as per directions of Engineer in charge

Supplying, filling, spreading & leveling stone boulders of size range 5 cm to 20 cm, in recharge pit, in the required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge

P/L cement concrete - all works upto plinth level : 1:2:4 (1 Cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size)

Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge. (a) In foundations, footings, bases of columns & the like & mass concrete.

(b) Walls (any thickness but not less than 0.10 m thickness) including attached pilasters buttresses, plinth & string coarses etc. From top of foundation upto floor two level.

Centering and shuttering including strutting, propping etc. and removal of form for (a) In foundations, footings, basis of columns etc. & mass concrete.

(c)Walls (any thickness) including attachedpilasters, butteresses, plinth and string courses etc

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above and up to plinth level

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 TypeA,including jointing with seal ring conforming to IS : 5382,leaving 10 mm gap for thermal expansion, (i) Single socketed pipes.: 110 mm Diameter