Labour charges for laying of 50mm G.I pipe line from (Discovery to pump house ) at IICT, Hyderabad

Amount

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil Pipes, cables etc, not exceeding 80 mm dia.

Cutting Manually/Mechanical means C.C.road /BT road/ WBM/Soling as diredted and refilling back after laying of GI pipe ( as per item- 1 ) with all leads and lifts etc. complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level. 1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

Painting G.I. pipes and fittings with synthetic enamel white paint with two coats over a ready mixed priming coat, both of approved quality for new work : 50 mm diameter pipe

Constructing masonry Chamber 90x90x100 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ), i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size ) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay F.P.S.(non modular) bricks of class designation 7.5

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 50 mm nominal bore (Zoloto make)

Providing and fixing ISI quality of gun metal non- return valve of approved brand (screwed end) : 50 mm nominal bore Horizontal ( Zoloto Make) Heavy duty ISI make

Labour charges only for fixing GI pipes up to 50mm dia nominal bore supplied by the department including providing and fixing of required GI heavy duty ISI make fittings/accessories of approved brand and manufacture as directed by Engineer in charge. Note: Required GI pipes shall be supplied at IICT-Stores.

RAMI REDDY KAKU