REPAIR/REPLACEMENT OF SEWAGE LINE, SEPTIC TANK, MAN HOLES AND CLEANING OF SEWAGE LINE WITH SUFFICIENT MAN POWER ON DAILY BASIS AT KALIMPONG MIL STN UNDER GE 867 EWS

Amount

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5 m in depth for foundation etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and getting out in soft/loose soil all as specified and as directed.

Excavation in trenches n exc 1.5 m wide, exc 1.5 m in depth and n exc 3.00m in depth for foundation etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and getting out in hard and dence soil all as specified and as directed.

M&L for cement concrete (1:4:8) type D2 (40 mm graded crushed stone aggregate) as in foundation, filling and mass concrete all as specified and as directed

Returning, filling in including spreading, leveling, watering and well ramming in layers n.exc 25 cm in soft/loose soil and hard/soil complete all as specified and as directed.

Removing surpluses excavated soil to a distance n.exc 50m and depositing at a level not exc 1.50m above the starting point complete all as specified and as directed.

Demolition and breaking up (internal dia of pipe100mm) old broken, AC, SWG soil waste and vent pipe of any bore including accessories set in cement mortar and removing rubbish from site as directed Engineer-in-Charge complete all as specified and as directed.

M&L PCC (1:3:6) type C2 (using 40 mm graded stone aggregate) concrete bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 100/110 mm bore pipes all as specified and as directed.

M&L PCC (1:3:6) type C2 (using 40 mm graded crushed stone aggregate) concrete bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 150/160 mm bore pipes all as specified and as directed.

S&F of 110mm PVC (SWR) pipe single socketed in any length with rubber ring joints laid in trenches complete all as specified and as directed (Note : Excavation and earth work measured and paid separately)

S&F of 160mm PVC (SWR) pipe single socketed in any length with rubber ring joints laid in trenches including emolition and breaking up (internal dia of pipe150mm) old broken AC, SWG soil waste and vent pipe of any bore including accessories set in cement mortar and removing rubbish from site, complete all as specified and as directed (Note : Excavation and earth work measured and paid separately)

Demolition of reinforced concrete of any description and in any position not otherwise specifically provided for including cutting of reinforcement as required to facilliate demolition complete all as specified and as directed.

M&L for pre cast reinforced cement concrete (1:2:4) type B1 (using 20 mm graded stone aggregate) as in landing,cover slab etc for including necessary formwork set in cement mortar (1:4) complete all as specified and as directed.

S&F of TMT bars 10mm dia and above as in reinfocement to concrete cut to length, bend to shape required including cranking, bending and binding with Mild Steel wire (annealed) not less than 0.9 mm dia complete all as specified and as directed.

S&F of TMT bars 6 to 8 mm dia and above as in reinfocement to concrete cut to length, bend to shape required including cranking, bending and binding with Mild Steel wire (annealed) not less than 0.9 mm dia complete all as specified and as directed.

S&F of TMT bars 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders cut to length, bend to shape required including cranking, bending, spirally for hooping columns, hooking ends and binding with Mild Steel wire (annealed) not less than 0.9 mm dia complete all as specified and as directed.

Demolition of cement concrete (unreinforced) at any position any description not other wise specifically provided for complete all as specified and as directed.

M&L for PCC (1:2:4) type B-1 (using 20 mm graded crushed stone aggregate) as in benching of man holes, rounded or chamfered on edges including all necessary form work complete all as specified.

M&L PCC (1:3:6) type C1(using 20mm graded crushed stone aggregate) as in coping and other similar bands, including weathering, slightly rounded or chamfered angles and throating as directed and necessary form work complete all as specified and as directed.

M&L for PCC (1:3:6) type C-1 (using 20 mm graded crushed stone aggregate) as in surface channels, drains including all necessary form work complete all as specified and directed.

M&L for extra for forming fair finished drain or channel 30 cm inner girth of cement concrete using extra cement including forms moulds, mitred/ stopped ends etc.

Taking down old cement plaster any description on brick or stone wall etc including racking out joints hacking for key scrubbing down with water etc, and removing debris from site of work complete all as directed.

M&L rendering 10mm thick in cement mortar (1:4) on fair faces of brick work or concrete surfaces to be finished even and smooth using extra cement mixed with integral water proofing compound @ 3% by weight of cement or as per manufacturer's instruction all as specified and as directed. (Note : WPC shall be measured and paid separately).

M&L cutting into existing manhole for connection of new drain pipe & removing existing drain pipe and cutting out branch channels and making good with packed spun yarn and cement mortar (1:1) and 150/160mm bore pipe all as specified and as directed.

M&L cutting into existing manhole for connection of new drain pipe & removing existing drain pipe and cutting out branch channels and making good with packed spun yarn and cement mortar (1:1) and 100/110 mm bore pipe all as specified and as directed.

Cleaning the Gully trap, Manholes and septic tank of any size by dewatering all the water, taking out sludge, solid/rigid soil and shifting/removing the same to a distance not exceeding 100m dumped in low laying area or a newly dugged out pit as per site condition at a place as directed by Engineer-in-Charge and covering the sludge and solid deposit etc with earth and 2 cm thick lime on top surface and sprinkling bleaching powder solution and surface dressing to prevent spread out of foul smell. After taking out sludge and solid deposits, the inside of the gully trap, septic tank, manholes etc shall be cleaned with clean water in order to remove all slaked mud sludge tac cleaning the tank with bleaching powder solution and surface dressing all around the septic tank / Manholes to a distance not exc 3mtr all as specified and as directed. Note:- (i) All precautions to be taken while working in foul condition. (ii) Filled up portion of sludge only shall be measured.

Cleaning choked sewage line of 100/110mm bore pipe by rodding manually or mechanical means , watering and taking out sludge, rigid soil through manholes and removing the same to a distance not exceeding 100m or deposit in a newly dugged out pit as per site condition at a place as directed by Engineer-in-Charge and covering the sludge and solid deposit etc with earth and 2 cm thick lime on top surface and sprinkling bleaching powder solution and surface dressing to prevent spread out of foul smell. complete all as directed by Engineer-in-charge all as specified and as directed.

Cleaning choked sewage line of 150/160mm bore pipe by rodding manually or mechanical means , watering and taking out sludge, rigid soil through manholes and removing the same to a distance not exceeding 100m or deposit in a newly dugged out pit as per site condition at a place as directed by Engineer-in-Charge and covering the sludge and solid deposit etc with earth and 2 cm thick lime on top surface and sprinkling bleaching powder solution and surface dressing to prevent spread out of foul smell. complete all as directed by Engineer-in-charge all as specified and as directed.

Supply only integral water proofing compound all as specified and as directed.

Demolition of precast concrete block walling and precast concrete articles etc, built in cement mortar complete all as specified and as directed.

M&L pre cast cement concrete (1:3:6) type C-1 (using 20mm graded crushed stone aggregate) block masonry with machine pressed solid blocks, exc 10cm in width setting in cement mortar (1:6) complete all as specified and as directed.

Dismantling of brick work or stone/boulder mansonry all quoins, arches, pillars, etc built in cement mortar complete all as specified and as directed

M&L for brick work with sub class 'B' bricks , using old size bricks, straight or curved on plan exc 6 m mean radius built in cement mortar (1:4) complete all as specified and directed.

M&L walling of random rubble, uncoursed, well bonded, bedded and solidly hearted built in cement mortar (1:6) complete all as specified and directed.

Dismantling of old PVC(SWR), AC, SWG soil waste and vent pipe dia of any bore inccluding accessories set in cement mortar and removing rubbish from site as directed by Engineer-in-Charge complete all as specified and directed.

S&F of 75mm PVC (SWR) drain pipes single socketed in any length with rubber ring joint fixed to walls complete all as specified and as directed.

S&F of 110mm PVC (SWR) drain pipes single socketed in any length with rubber ring joint fixed to walls complete all as specified and as directed.

S&F in repairs 75mm bore PVC (SWR) bend any radius with accessed door complete all as specified and directed.

S&F in repairs 110mm bore PVC (SWR) bend any radius with accessed door complete all as specified and directed.

S&F in repairs 75mm bore PVC (SWR) branch pieces (single Y) equal or unequal jointing with solvent cement complete all as specified and directed.

S&F in repairs 110mm bore PVC (SWR) branch pieces (single Y) equal or unequal jointing with solvent cement complete all as specified and directed.

S&F in repairs 75mm bore PVC (SWR) junction (single T) equal or unequal jointing with solvent cement complete all as specified and directed.

S&F in repairs 110mm bore PVC (SWR) junction (single T) equal or unequal jointing with solvent cement complete all as specified and directed.

S & F in repairs 75mm bore PVC (SWR) couplers including jointing with solvent cement complete all as specified and directed.

S & F of 110mm bore PVC (SWR) couplers including jointing with solvent cement complete all as specified and directed.

S & F in repairs 110x75mm bore PVC (SWR) reducer including jointing with solvent cement complete all as specified and directed.

S & F in repairs PVC 75 mm dia PVC (SWR) vent cowl of any radius all as directed and as specified by Engr-in-Charge.

S & F in repairs PVC 110 mm dia PVC (SWR) vent cowl of any radius all as directed and as specified by Engr-in-Charge.

S & F in repairs 75mm bore size PVC(SWR) floor trap, Plain with grating including jointing with solvent cement complete all specified and as directed.

M&L rendering 10 mm thick on newly fair faces of brick work, pcc block work or concrete sur faces in cm 1:4 is to be finished even and fair , completed all as specified

S&F vitreous china wash down water closet pan (pedestal pattern) white fixed in repair (excluding flushing cistern and flush pipe) incl Plastic water closet seat, black/white, closed pattern with flat bottom, and cover and mild steel chromium plated or aluminised hinging device with recessed bottom complete all as specified..

S&F PVC valveless, symphonic action type, flushing cistern 10ltr capacity, low level, white with inlet ball valve float and handle along with suitable flush pipe/bend including brackets fixed in repairs complete all as directed by Engr-in-Charge. Make: PARRY WARE (SLIMLINE)/ COMMANDER/ HINDWARE

M&L for loose filling with broken brickbats of gauge 40 to 80 mm in soakage pits, soakage wells etc., complete all as specified and directed by Engineer-in-Charge.

S & F in repair Vitreous China wash basin, white, flat back, size 630x450mm excluding taps, waste, chain and plug and porcelain stopper but including brackets

M/L for Hard core of guage not exc 63mm with broken stone deposited spread & levelled in layers n.exc 15cm thick, watered & ramed to a true surface

Note: In case doubling/duplicancy of BOQ items , the lowest quoted rate shall be applicable for payment.

DEDUCT AMOUNT OF SCHEDULE OF CREDIT

MS BRAHMA CONSTRUCTION

HEM RAJ GURUNG

RAMESH GURUNG

MS MAYA PRAKASH GOEL AND SONS

G K SUTHAR

ANTHONY PRADHAN