a)dismantling and shifting 6000 gpm pump and 450 kw ht motor set at borira quarry with extension 10 pipeline near water bed at surface for dewatering of mines water of docp , dismantling of 6000 gpm and gt motor with bed plate, sluice valve, nr valve, foot valve with shifting borira quarry near water bed surface high skilled - 2 heads- 2ms x 552=1104 skilled-6 heads - 6ms x 478=2868 semi skilled - 4 heads - 4ms x 363=1452 unskilled - 4 heads - 4ms x 346=1388 , jointing and fitting with 10 dia ms pipe, 10 bend fitting with delivery line and nr valve, sluice valve, and 20 length foot valve, alingment of motor and pump on bed plate. high skilled - 2 heads x 4 shift-4ms x 552=2208 skilled - 4 heads x 4 shift - 10ms x 478=4780 semi skilled - 4 heads x 4 shift - 10ms x 363=3630 unskilled - 4 heads x 4 shift - 10ms x 346=3460 , cost of 10 dia ms flange with 64 pc., ms pipe and 2 nos. shoft piece 10 x 3, one 10x4 fitting and welding inside and outside double layer. , supply and fitting 64 pcs. 10 ms flange , ms electrode , ms nut-bolt, washer as per required size (3/4x3, 1x4, 5/8x4, 3/4x6, 3/4x4) , r.i. cloth , manually laying and jointing 600 (appro , cost of crane hire charges , cost of oxygen cylinder , cost for da cylinder , b)extension of 4th pipe range 8 dia ms pipeline approx 900ft at borira quarry. , labour charges for handling from docp store to welding place laying there, after that restacking and loading, unloading of 8 dia ms pipe approx-900 ft skilled - 4ms x 478 = 1912 unskilled - 8ms x 347 = 2776 , cost of 8 dia m.s. flange setting with fittings and double layer welding , labour charges for manually loading and unloading and fabrication 8 ms pipe bend-02 nos.,short piece-02 nos. from docp workshop to borira quarry unskilled 3 ms x 2 days = 6ms x 347 = 2082 skilled 6 ms x 2 days - 2ms x 478 = 956 , supply and fitting of r.i. cloth -6mm , supply of 8 ms flange , supply and fitting of 8 msnut and bolt 3/4 x 4 , supply m.s. electrode for