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| 1 | Dismantling R.C. floor, roof, beams etc. including cutting rods and removing rubbish as directed within a lead of 75 m. including stacking of steel bars. In ground floor including roof. |
| 2 | Removal of rubbish, earth etc. from the working site and disposal of the same beyond the compound,in conformity with the Municipal/ Corporation Rules for such disposal, loading into truck and cleaning the sitein all respect as per direction of Engineer in Charge. |
| 3 | Providing supplying and making suitable stack of good quality UV stabilized HDPE (High density polyethylene) bags having suitable internal dimension (to accommodate river sand not less that 50 Kg& subsequent filling the same with local available river sand weighing (gross wt.) not less than 50 Kg per bag,closing the bag by stitching with stitch density of 4-5 stitches per inch with PPMFY (Polypropylene multifilament yarn) or equivalent approved sewing thread as per specification, including all labours materials & as directed by the Engineer-In-charge. Specification of HDPE bag:-The raw material should be UV stabilized high density polyethylene (HDPE). The fabric used in manufacturing sacks shall be woven as a tube on circular loom from HDPE tapes having of 2.5mm. The fabric should be tightly woven having crushed tapes.The stiching at bottom should be made with tWO rows of chain stitch separated by at least 4mm.The outer stich should be at minimum 7mm apart from outer edge of the sack. The stitching shall be done with single or double fold over seam to a depth of minimum of 25mm, so that the stitches pass through a minimum of four layers of fabric. The material used for stitching shall be HDPE or PP tape and stiching should be uniform without any loose thread or Knot. The completely open mouth of the sack shall be hemmed with a fold of minimum 5mm and tape shall not fray. The bag should confirm to the relevent specification of IS 14887 (latest version).Mass per unit area : 106 gm. Per Sq.m. (Min) |
| 4 | Labour charges for handling, carrying,Placing of sand filled HDPE bags on the proper locations all complete as directed by the Engineer-in-Charge. [N.B. : The rate is inclusive of labour but exclusive of the cost of sand filled HDPE bagswhich will be paid separately in item No 3]. |
| 5 | Supplying and laying PP multifilament woven geo textile filter having a pillow of dia 600 mm (where necessary) with havingpocket for filling sand all through the river front end as per specificationandas per site condition having side lapping of min. 250 mm and end lapping of min 250 mm and as directed on the slope of the bank of the river or on the slope of the embankment or in the river bed with all leads.The rate is inclusive of Cutting Geo-textile fabric in proper shape and size as per drawing and as directed by the Engineer-In-Charge including cost of necessary plants and equipmentsas per requirement.The cost of excavation of the trenches, additional fabric for making pillow and sand will be paid separately.(Payment will be made on finished area of laying Geo textile filter).Specification for Geotextile filtera) Mass per unit area-240 gm / Sqm. (min) b) Tensile strength: 40 KN / M or equivalent both warp & weft. At < 15% elongationc) Apparent opening size (A.S.O.):200 Micron (max.).d) Ultra violet resistance: 70% at 500hrs.e) Water flow rate normal to the plane: 25l/m2/s (head=100m). |
| 6 | Providing & supplying of polypropylene (P.P.) rope crate of size 1.0m x 1.0m x 0.5m (approx) made up of 6mm dia P.P rope having maximum mesh opening size around 150mm x 150mm with following specification: Minimum weight of rope- 17 gm/meter length. Minimum breaking strength for individual rope-600kg. Structure of rope: 3 strand howser laid.[Payment shall be made on the number of crates accepted]. |
| 7 | Labour charges for carrying, placing & positioning the sand filled Geo textile-bags manually in P.P rope crates of size (1.0m x 1.0m x 0.5m) (4nos. sand filled geo-bags in each crates). properly tightening of open ends of crates by 6mm dia 1000.00 55.48 P.P. ropes and placing the filled crated at proper location etc including all leads & lifts complete as per direction of the Engineer / Engineer\"s representative. [N.B. : Cost of sand fiiled Geo-bags and P.P. crates will be paid separately] |
| 8 | Supplying at site and laying in position UV stabilized polypropylene woven geotextile of 430 GSMas 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 theEngineer / Engineer\"s representative.Note: 1. Payment to be made on measurement of finished surface including anchoring length at top. Specification of Geotextile filter.a) Mass per unit area: 430 gms./Sqmb) Tensile Strength: 70 KN/m both warpway and weftwayc) Apparent opening size (A.O.S.): 0.425mmd) Ultra violet resistance: Percentage strength retain- 80% (Min) at 500hrs exposure.e) Water flow rate normal to the plane: 25 lit/sqm/sec (head 100 mm) |
| 9 | Bare boat daily hire charges including continuous manning by at least 3 appropriate persons including maintenance. |
| 10 | Hourly Operational Charges shall include only the cost of Fuel for running the mechanised Boat. |
| 11 | Supplying unskilled labour for Non-measurable Ghat related cleaning work including Contractor\"s Profit & Overhead. |
| 12 | Strong bamboo posts, posts plates, rafters, ties etc. fitted and fixed complete with coir rope or nails as directed. (Embedded portion of posts shall also be paid for against this item cost of digging hole and repacking being paid for seperately) :100 mm. dia bamboo . |
| 13 | Half bamboo runners (made from 75 mm dia stout bamboo) and fitting fixing in positions with country made rose headed nails. |
| 14 | Labour charges for fixing runner (125 mm dia bullah Diameter to be measured at a distance of 1.5m from the thicker end.) including drilling hole on driven bullah & runner ,fixing with bolts, nuts & washer. (Cost of bolts, nuts & washer and Eucalyptus Bullah paid separately.) |
