Irrigation And Waterways Department Tender

Ordinary Cement Concrete (mix 1:2:4) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement, if any, in ground floor as per relevant IS codes. (ii) River bazree

Derivated Rate-II : Cast-in-situ cement concrete blocks or lining units as per designed size and specification, with well graded stone metal aggregate, laid in position by casting in alternative panels or otherwise to keep a gap of 12mm between the adjacent units, over a layer of polythene sheet of thickness not less than 100 to act as a separator between the bottom surface of the block and the filter material laid below the blocks, including dressing, ramming, shuttering, finishing the exposed surface with 1:3 cement and sand mortar, curing and filling the gaps between the adjacent units by 5.6mm down coarse aggregate to be compacted properly, with all leads and lifts including supply and carriage of allmaterials, complete, without the cost of filter. (The rate is exclusive of the cost of stone aggregate and its carriage upto site. Construction wing has to add the cost of same from the SoR of PW (Roads) to derive the consolidated rate. Consumption chart of the USoR may be used for assessing the quantity of coarse aggregates per cum of concrete). With Stone aggregatesl (Pakur, North Bengal or Rajmahal varieties) b) Nominal Mix. 1:2:4 with 20 mm down coarse aggregate

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).

Consolidated item no-I: Earthwork in excavation in all kinds of soil for making embankments,repairs to the embankment, closing breaches etc. as per profile includingsupply and transporting the earth by truck or tractor or any other mechanical means on land , including loading, transporting, unloadingand stacking with all lifts bothways and head load where necessary anddepositing the same on embankments, clannels, fillingdepressions inrequisite profile, levelling as per direction of the Engineer-in-charge withina lead of,Including Royalty & compensation for earth for land owned/arranged by the contractor. NB :- Measurement to be taken on the basis of stack measurement / prepostwork section measurement after deduction of void as per norms. Noextra payment will be made for stacking (Land arrange by theContactor) B) Beyond 1.00 km and upto 2.00 km

Loading in to trucks at the lifting point, unloading at destination, stacking properly in go downs or yard etc. as directed including carriage by head load up to a lead of 50.00 m at each of the two points. (j) R.C.C. pipes , C.I. pipes and unreinforced Cement pipes ii) 750 mm dia (Departmental pipe)

CONSOLIDATED ITEM NO.-II: Carriage of RCC pipes over pucca road upto900 mm diameter, Cost of Carriag excluding loading and unloading

Providing and laying reinforced cement concrete pipe NP3 with spigot socket for culverts on first classbedding of granular material in single row includingfixing with cement mortar 1:2 as per TechnicalSpecification Clause 1106 for Rural Roads of MORD. (Departmental pipe)

Supplying and laying inverted filter in canal bed, canal slope, weep holes, block pitching etc. as per drawing including preparation of Subgrade etc. complete as per direction of the Engineer-in-charge.

M.S. structural works in columns, beams etc. with simple rolledstructural members (e.g. joists, angle, channel sections conformingto IS: 226, IS: 808 & SP (6)- 1964 connected to one another withbracket,gussets, cleats as per design, direction of Engineer-inchargecomplete including cutting to requisite shape and length,fabrication with necessary bolting, metal arc welding conforming toIS: 816- 1969 & IS: 1995 using electrodes of approved make andbrand conforming to IS:814- 2004, haulage, hoisting and erectionall complete. The rate includes the cost of rolled steel section,consumablessuchaselectrodes, gas and hire charge of all tools andplants and labour required for the work including all incidentalchages such as electricity charges, labour insurance charges etc. Payment to be made on the basis of calculated weight of structuralmembers only in finished work as per IS specified weight. Paymentfor gusset, bracket, cleat, rivets, bolts and nuts may bemakebyaddingthe actual weight of such items with the weight of finishedstructural members or 7% of weight for finished structural membersweighing not less than 22.5 Kg. / m. or 15 % of weight for finishedstructal members weighing less than 22.5 Kg. / m. may be increasedallow for bracket, cleat, rivet, bolts and nuts etc. and no seperatepayment being made for these items, as per direction ofEngineerInCharge. The rates are considered for a height of erection 8m. / 2ndfloor level from the ground. Add 1.5% extra over the rate for eachadditional floor or 4m. beyond initiial 8m. or part thereof. I) For structural members of specified sections weighing less than22.5 Kg./m