Drilling Of Combination 350 150 Mm Dia And 60 Mtr Deep Gravel Packed Plus 150 Mm Dia 60 Mtr Deep Ordinary T . W . Total 120 Mtr Depth 15 Nos . By Combination Rig For Piped Water Supply Schemes In Various Villages Of Block Baihar , District Balaghat
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Drilling Of Combination 350 150 Mm Dia And 60 Mtr Deep Gravel Packed Plus 150 Mm Dia 60 Mtr Deep Ordinary T . W . Total 120 Mtr Depth 15 Nos . By Combination Rig For Piped Water Supply Schemes In Various Villages Of Block Baihar , District Balaghat
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| Name of Work: Drilling Of Combination 350/150 mm Dia and 60 Mtr Deep Gravel Packed Plus 150 mm dia 60 mtr deep Ordinary T.W. (Total 120 mtr Depth) 15 nos. by combination rig for Piped Water Supply Schemes in various Villages District Balaghat (with Handpump and construction of Platform, drain & Sokeage pit) | |||||
|---|---|---|---|---|---|
| Sl.No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Work Items | BI01010001010000000000000515BI0100001112 | ||
| 2 | 2 | Drilling of perfectly vertical bore hole of following dia meters for construction of Gravel packed tube well upto desired depth in alluvial formation consisting of Soils, Clays, Sand, Gravel, Moorum, Boulders etc. and retaining the bore hole by using suitable drilling mud or foam or temporary housing pipe including all working pertaining to drilling such as transportation, installation and removal of drilling machine etc. USR Chap No. xx Itam no. 20.1b/page no. 245) (a) 350 mm diameter | BI01010001010000000000000515BI0100001113 | 900 | mtrs |
| 3 | 3 | Labour charges for assembelling, centering and lowering of properly designed casing pipe assembly inside the bore hole drilled for construction of Gravel Packed tube well including the cost of providing and fixing of centraliser, and transportation of casing assembly etc. complete. (USR Ch XX/Itm 20.2b/p 245) (a) Casing assembly composed of 150 mm diameter blank and slotted G.I. Casing pipes. | BI01010001010000000000000515BI0100001114 | 904.5 | mtrs |
| 4 | 4 | Providing gravel packing with uniformly graded gravel as per I.S. 4097 of 1967 (revised upto date) in the annular space between outer wall of casing pipe assembly and inner wall of bore hole including cost of gravel, transportation, stacking, washing and packing in layers of suitable thickness including all lead and lifts complete. (USR Itam no. 20.4/page no. 246 | BI01010001010000000000000515BI0100001115 | 60 | CUM |
| 5 | 5 | Drilling of perfectly vertical bore hole of 150 mm diameter upto desired depth below ground level including all works pertaining to drilling etc. in all types of rocks. (Chap no. XIX item no 19.4 P.N./242 | BI01010001010000000000000515BI0100001116 | 900 | Mtrs |
| 6 | 6 | Development of Gravel Packed tubewell by Air Compressor of suitable capacity including hire charges for all the required tools and plants etc. complete for maximum duration of eight hours. (USR chap no. xxII/itam no 22.1b/page no 251) | BI01010001010000000000000515BI0100001117 | 120 | Nos |
| 7 | 7 | Disinfection of tube well using bleaching powder solution as per the direction of the Engineer-in-Charge including the cost of bleaching powder and labour etc. complete. (USR chap no xx II/itam no. 22.4/page no. 251) | BI01010001010000000000000515BI0100001118 | 15 | No |
| 8 | 8 | Providing and fixing of well cap, on top of the tube well for protection M.S. caps-150mm dia (item 5/p.9) (USR Chap no. xx/Itam no. 20.6c/page no. 246) | BI01010001010000000000000515BI0100001119 | 15 | No |
| 9 | 9 | Labour charges for installation of India mark-II Hand Pump with 30 meter long 32 mm dia riser dia riser pipe assembly and all other accessories including transprtation of hand pump from specified departmental stores to site. (Chap no. XXI item no 21.1 P.N. /248) | BI01010001010000000000000515BI0100001120 | 15 | each |
| 10 | 10 | Construction of 76 cm x 76 cm x 40 cm foundation block in 1:2:4 cement concrete for fixing the pedestal of Hand Pump including excavation, cost of materials and labuors etc. (Chap no. XXI item no 21.3 P.N. /248) | BI01010001010000000000000515BI0100001118 | 15 | each |
| 11 | 11 | Construction of cement concrete plate form as er desin arround the Hand Pump in 1:2:4 cement concrete including excavation, centering, shuttering, cost of all the materials and labour and curing etc. complete. (Chap no. XXIitem no 21.4 P.N./248 | BI01010001010000000000000515BI0100001119 | 15 | each |
| 12 | 12 | Costruction of cement concrere drain as per UNICEF design in 1:2:4 cement concrete including excavation, centering, shuttering, cost of ail the materials and labour and curing etc. complete. (Chap. No. XXI item no 21.6 P>N>/248 | BI01010001010000000000000515BI0100001118 | 45 | R/M |
| 13 | 13 | Construction of 1.20 X 1.20 X 0.20 m cement concrete washing plate form in cement concrete 1:2:4 including excavation centering, shuttering, cost of all the materials and labour and curing etc. complete (Chap no. XXI item no 21.8 P.N./249) | BI01010001010000000000000515BI0100001119 | 15 | Each |
| 14 | 14 | Construction of soakage pit of 70 cm dia and 1.0 m deep including excavation, brick lining at top in 1:4 cement mortar, filling of boulders, broken bricks etc. and cost of all the materials and labour and curing etc. complete. (Chap no. XXI item no 21.10 P.N./249) | BI01010001010000000000000515BI0100001119 | 15 | Each |
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