WBIW/SE/CE(N)/NIT-3(e)/26-27 Sl No01

Providing & making Gabion structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012,MORTHClause2500, of required size, MeshType10x12(D=100mmwithtoleranceof±2%), Zinc+PVCcoated,Meshwirediameter2.7/3.7mm (ID/OD), tying with lacing wire of diameter 2.2/3.2mm(ID/OD), supplied @3% by weight of Gabionboxes, filledwith sand filledHighDensity Polyethylene (HDPE) bagof size0.84mx0.38m conforming toBIS : 14252 : 2015, asperdrawing, includingcostof filledupHDPEbags,placinginside Gabionstructureall complete, asperdirectionsof Engineer- in-charge. Size of Gabion 1.50 m x 1.50 m x 0.50 m

Supplying, fitting and fixing mesh of size 150mmx 150mm placedover topof gabionof size2.50mx 2.50m made of 5.5mm dia single strand wire knotting by 18 HWGG.Iwire includingcost of all labour, single strand steel wire and G.I wire complete in all respect to avoid dislodging of bouldersduetoheavywater thrust inwater falling zone as per direction of Engg. In Charge.

Repairing of existing polypropylene Gabion of mesh size 145x145 if damaged replace with new mesh of any size and fix/ tied with surrounding Gabions including cutting the wires of reforcement and damaged polypropylene mesh fill the depression with boulders and refitting the Gabion mesh with the new one and refitting the top reinforcement including cost and carriage of all materials,toolsand equipments but excluding the supply of boulder for filling as per instruction of E.I.C.

Labour charges for collecting loose scattered laterite and stone boulders from slope ,bed or apron and stacking the same above ground level within a lead of 100metre and all lifts as per direction of the Engineer - in-charge.

Labour charge for dumping/ laying of Laterite/ Stone Boulders /Shingles/ Brick Bats, from stack of work site with all leads and lifts in water or spreading the same on the slope of the bank of River/Sea or the slope of the embankment or in the River/Sea bed to an uniform thickness as per direction of the Engineer-in-charge including cost of all accessories and other incidental charges. (a) Boulder 20 kg & above where boats are not necessary.

Supplying to site empty cement polythene bags (capacity 50kg) in good condition including stacking, incedental charges etc. all complete (capacity 50 kg).

Supplying Nylon cage netting 1metre x1metre x1metre size with knot having mesh size 17.5cm x17.5cm constructed with nylon thread(210x24) having tensile strength not less than 250Kg. /sq. cm. including carriage, delivery and stacking at site inclusive of all taxes complete.

Labour charges for dumping and placing in position properly filled in Nylon crates with filled in gunny/poly cementbags(minimum 25nos. having capacity 50kg)with local earth or sand, sewing and tying the crate with nylon wire within a lead of 150m.and all lifts in river slope or bed by cutting trenches upto 50cms depth, if necessary, or by boat ncluding cost of hire charges of boat, boatmen and other necessary equipments and also including cost of bags, carriage and charge of filling bags with earth / sand but excluding cost of nylon crate as per direction of the Engineer – in – Charge. NB:-Volume of eachearth/ sand filled bags should not be less than 0.028 m3. Size of Nylon crate is 1metre X 1metre X 1metre. (a) Where boats are not necessary

Labour charges for filling empty cement gunny bag / polythene bag (capacity 50 kg) with all kinds of earth (wet or dry), sand or agreegates (stone/brick) and sewing as done in case of cement bags,( tying with a knot after filling will not be accepted),and stacking with in a lead of 30metre as perdirectionofEngr-in-charge(cost is excluding the cost of any types of filling materials). NB:-Volumeofearth/ sandfilledbagsshouldnot be less than0.028 cum/ bag.

Dumping in position earth / sand filled gunny /polybags (capacity 50 kg) within a lead of 30 metre inclusive of all lifts.