SPECIAL REPAIR TO WATER SUPPLY PIPE LINE AND RELATED WORKS AT 160 MH, 444 ASC (SUP) COY AND STATION HQ AREA AT MASIMPUR MIL STN UNDER GE SILCHAR

Amount

Excavation in trenches in soft/loose soil not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth and getting out for laying of pipe/taking out of pipe all as specified.

Excavation in trenches in hard/dense soil not exceeding 1.5 metre wide and exceeding 1.5 metre in depth and getting out for laying of pipe/taking out of pipe all as specified.

Returning, filling in with soil obtained from excavation including spreading, levelling, watering and well ramming in layers not exceeting 25 cm thick after laying of pipe all as specified.

Removing surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr from the starting point complete all as specified.

Material and labour for plastering 15 mm thick in cement mortar 1:4 on fair faces of brick masonry (valve pit/Brick pillar) or concrete surface and finishing the surfaces even and smooth without using extra cement all as specified.

Material and labour for PCC 1:3:6 type C2 using 40 mm graded crushed stone aggregate in foundations, filling and mass concrete all as specified.

Demolition of of brick work/stone masonry, built in cement mortar complete all as directed.

Material and labour for brick work with sub class ‘B’ brick straight or curved on plan exceeding 6 mtr mean radius, built in cement mortar 1:6 complete all as specified.

Dismantling of existing unserviceable MS clamps, angle, MS flat iron and nuts, bolts and washers complete all as directed.

Material and labour for MS clamps, angle, MS flat iron and nuts, bolts and washers including necessary welding work complete all as specified.

Dismantling and taking out unserviceable GI pipe 150mm, including fitting from trench and wall/floor or any other location complete all as directed.

All as per item No. 11 above but of size 100 mm bore.

All as per item No. 11 here in before but of size 80 mm bore.

All as per item No. 11 here in before but of size 50 mm bore.

All as per item No. 11 here in before but of size 40 mm bore.

All as per item No. 11 here in before but of size 25 mm bore.

All as per item No. 11 here in before but of size 20 mm bore.

Cleaning and refixing of item obtained from item No. 11 of size 150mm bore in trench/wall/floor all as specified.

All as per item No. 18 above but obtained from item No. 12 of size 100 mm bore.

All as per item No. 18 here in before but obtained from item No. 13 of size 80 mm bore.

All as per item No. 18 here in before but obtained from item No. 14 of size 50 mm bore.

All as per item No. 18 here in before but obtained from item No. 15 of size 40 mm bore.

All as per item No. 18 here in before but obtained from item No. 16 of size 25 mm bore.

All as per item No. 18 here in before but obtained from item No. 17 of size 20 mm bore.

Supply and fix GI pipe 150mm bore medium grade with new GI fitting laid in trenches/wall/floor or any location all as specified.

All as per item No. 25 above but size 100 mm bore.

All as per item No. 25 here in before but size 80 mm bore.

All as per item No. 25 here in before but size 50 mm bore.

All as per item No. 25 here in before but size 40 mm bore.

All as per item No. 25 here in before but size 25 mm bore.

All as per item No. 25 here in before but size 20 mm bore.

Supply and fix CI Sluice valve both end flanged with MS steel spindle and iron wheel, Class PN-1 of size 150 mm bore including taking down old unserviceable valve all as specified.

All as per item No. 32 above but 100mm bore.

All as per item No. 32 here in before but 80mm bore.

Taking down including material and labour for 50mm bore Gun metal Gate valve ISI marked heavy duty with iron wheel head screwed both ends for GI pipe and fixed complete in existing location all as specified and directed.

All as per item No. 35 above but of size 40mm bore

All as per item No. 35 here in before but of size 25mm bore

All as per item No. 35 here in before but of size 20mm bore

M/S SANJIB DEB

Anup Kumar Paul Choudhury

M/S TAPAN KUMAR RAY

M/S PIJUSH BHATTACHARJEE

M/S R A ENTERPRISE