Irrigation And Waterways Department Tender

Extra rate over Item Nos. 3 for all kinds of soil for every additional lead of 30 metres or part thereof beyond the initial lead of 30 metres. 2 Nos lead

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specifications Clause 202 for Rural Roads of MORD. (I) By Manual Means b) Cement Concrete

Stripping off worn out plaster and raking out joints of walls, celings etc. upto any height and in any floor including removing rubbish within a lead of 75m as directed.

Cleaning the exposed reinforcement preferably upto full diameter by wire brush, applying two coats of polymer based rust removing compound left for 24 hours, removing the coating and then applying two (2) coats of polymer modified anti corrosive protective coating formulated to inhibit the corrosion of reinforcement as per manufacturer's specification] [Mode of measurement:The affected surface area of reinforcement shall be considered for payment]

Guniting concrete surface with cement mortar (25mm nominal thick) applied with compressor after cleaning surface and spraying with epoxy complete as per Technical specification.

Removal of defective concrete, cleaning the surface thoroughly, applying the shotcrete mixture mechanically with compressed air under pressure, comprising of cement, sand, coarse aggregates, water and quick setting compound in the porpotion as per clause 2807.1., sand and coarse aggregates conforming to IS: 383 and table 1 of IS: 9012 respectively, water cement ratio ranging from 0.35 to 0.50, density of gunite not less than 2000 kg/cum, strength not less than 25 MPa and workmanship conforming to clause 2807.6. (40 mm average thickness.)

Hire and labour charges for staging with sal bullah for super structure of bridge (Major and Minor) including stripping off and removing clearing on completion of work as per design and drawing approved by the Engineer-in-charge.

Epoxy bonding of new concrete to old concrete

Hire and labour charges for Shuttering with or without staging upto 4.0 m height using approved stout props with wooden planks/ply wood/steel sheet plate with required bracing for any kind of plain or reinforced concrete works in all sorts of minor structure including culvert, box culvert, cross drain etc. The rate is inclusive of fitting, fixing and striking out after completion of work as per specification and direction. b) Where staging is not required.

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. A) [Pakur Variety]

“Cast-in-situ cement concrete blocks or lining units as per designed section and specification, in nominal mix proportion 1:1.5:3 (corresponding to M-20 Grade) with well graded 20mm down 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 µm to act as a separator between the bottom surface of the block and the sand cusion/ filter material laid below the blocks, including dressing, ramming, shuttering, finishing the exposed surface without any additional 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 all materials, complete, without the cost of sand cushion/ 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 aggregates (Pakur varieties) Note: Provisions of the latest Departmental Manual for Lining in Irrigation Canals are to be followed, wherever applicable.

Precast cement concrete blocks or lining units as per designed section and specifications, in nominal mix proportion 1:1.5:3 (corresponding to M20 Grade) with well graded 20mm down stone metal aggregate, including dressing, ramming, shuttering, finishing the surface by trowel without adding any additional cement and sand mortar, curing, transporting and lying the blocks or lining units at worksite in position over sand cushion / filter layer, with cold (paper) joints between the adjacent units, having gap varying from 0 to 5mm as tolerance, with all leads and lifts, including supply and carriage of all materials com- plete. (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). Stone aggregates of Pakur varieties. Note: Provisions of the latest Departmental Manual for Lining in Irrigation Canals are to be followed, wherever applicable.

Supplying, fitting and placing HYSD bar reinforcement in Bridge Super-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading,carriage of all steel materials complete as per drawing and technical specifications. Super Structure

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] (ii) With 1:4 cement mortar (a) 20 mm thick plaster

Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. NOTE : Cement 0.152 cu.m.per 100 sq.m.

Providing and inserting nipples with approved fixing compound after drilling holes for grouting as per Technical Specifications including subsequent cutting/removal and sealing of the hole as necessary of nipples after completion of grouting with Cement/Epoxy .

Sealing of cracks/porous concrete by injection process through nipples/Grouting complete as per Technical Specification . A. Cement Grout

Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receive decorative textured(matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer's specification and as per direction of the EIC. In Ground floor (one Coat) a) Normal Acrylic Emulsion

Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturer's specification and as per direction of EIC to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primer. In Ground floor (Two Coat) a) Normal Acrylic Emulsion

Relaying displaced stone or laterite boulder pitching including dressing, preparing bed with necessary earthwork upto 30 cm depth complete with cost of collection of boulder within a lead of 30 metre.

Painting bock letters or digits in Black Japan or any approved paint as per direction. c) Size above 4 cm and upto 5 cm.

Painting bock letters or digits in Black Japan or any approved paint as per direction. e) Size above 7.5 cm and upto 10 cm.

Labour charges for providing filter with well graded 40 m.m. down stone metal /shingles and laying uniformly below pitching on bed, side slopes including preparing bed with earthwork up to 30 cm depth, where necessary and compacting as per direction of the Engineer- in - Charge and including all leads and lifts complete including the cost of supply and carriage of stone metals upto site.

Supplying at site and laying in position UV stabilized polypropylene woven geotextile of 430 gsm as filter, as per specification, including cost of preparing the bed, placing the geotextile as per profile with at least 15cm lapping, wherever required and anchorage at top, sewing /welding the overlapped portion, storage and transportation by all means, complete as per direction of the Engineer-in-charge. Note: 1. Payment to be made on measurement of finished surface without lapping, but including anchoring length at top. 2. Payment will be made subject to the result of 3rd Party Testing, to be done by the Engineer-in-charge departmentally. Paragraphs 2.7.7, 2.7.9 and 2.7.10 under the Chapter of “Specification for Works” in the USoR shall be reproduced and included in the tender document as“Specification & Special Terms & Conditions for Geotextile” in case of use of this item in the estimate. 3. This particular item is to be used in special cases, either in continuation of previous usage or after offering adequate justification from techno-economical angles.

Making rectangular sausage cage with 10SWG galvanized iron wire of 125mm. x125mm . mesh wire netting with proper lapping of minimum 150mm. including sewing the joints with 12SWGGI wire and supply of all materials and equipments including placing the sausage cagein position, filling the same with boulder or lump agreegates complete as per direction of the Engineer-in-charge but excluding the cost of boulder /lump aggregates and its carriage upto site.(Cost is excluding the cost of end pieces ) g) 1.05 metre x 0.60 metre nominal section

Supplying, fitting, fixing end pieces for rectangular / square / circular sausages at the ends, with 10 SWG / 8 SWG G I wire net of different mesh sizes tying & sewing the same maintaning a lap langth of 150 mm all around with 12 SWG G I wire complete, including the cost of supply of wire netting,fitting etc, complete as per direction of the Engineer - in -charge. b) Mesh size 125 mm x 125 mm with 10 SWG wire

Coment concrete (1:1.5:3) with graded stone chips 5.6 mm size with hexagonal sqare mesh wire netting ,i.r.c febric mesh or X.P..M fitted and fixed after time the existing reinforcementt on concrete without distributing the same and with proper scarping and cleaning the reinforcement and distrurbed concrete with wire brush etc after applying a coat of cement including the cost of wire netting I.R.C or X.P.M. and cost of all handlingt and scafolding complete as per direction of Engineer in Charge C) 37.5mm thick

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 100 metre and all lifts as per direction of the Engineer - in-charge.

Supply of stone / laterite boulders at site including cost of material, loading, unloading , carriage and stacking and including all incidental charges like Royalty,complete. (Royalty certificate in original from concerned authority are to be submitted along with the bill) a.Panchami source (Each weighing 25 Kg & above) at work site.

Labour charge for dumping / laying of Laterite / Stone Boulders / Shingles / Brick Bats, from stack of worksite 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 20kg & above where boats are not necessary.

Labour charges for bouIder pitching on top and slope by placing required boulders (each weighing 25 Kg. and above within lead of 100 metres and all lifts) including filling the interstices with fragments as required, preparing sub-grade by cutting or filling the earth on slope upto 7.5 cm. depth, watering and ramming where necessary complete as per direction of the Engineer-in-charge. a) Over Jhama Khoa / metal filter/ Geo-textile filter

Making V-groove line ( 6 mm. wide, 6 mm. deep) in plastered surface

Extra rate for using water proofing and plasticising admixture @ 0.2% by weight of cement (or at manufacturer's specified rate) for concrete of various grades.

Reinforced cement concrete M15 grade kilometre stone of standard design as per IRC:8-1980, fixing in position including painting and printing etc. (iii) Hectometer stone (precast)

Dressing and chilchalling flanks or slope of embankment including filling with earth or cutting upto 150mm. Average thickness and ramming properly after sprinkling water.

Turfing with chorkata or durba grass sods 5cm.to 8cm. thick in slope, crest berm etc.of embankments, canals and drainage channels etc.within a lead of 150metre 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 & fixing Concrete Sign Board as per IRC specification of size 900 x 750 x 37 mm. thick made with RCC 1:1½:3 with pakur variety stone chips reinforced with double layer IRC febric (75 x 75 mm. mesh) and fixed with necessary nuts & bolts on two RC precast posts 100 mm. x 150 mm. of height 2.65 m. of which top 750 mm. is of section 100 x 13 mm.nd 1.90 metre above GL & 0.75 metre below GLincluding digging hole, repacking the same with cement concrete 1:3:6 with jhama khoa or with localstone chips etc. complete including painting twocoats on both faces lettering sign marks etc. as perdirection of the Engineer-in-Charge.