CLEANING OF MANHOLES, SEWAGE LINES, SEPTIC TANKS, SOAKAGE WELLS, WATER STORAGE TANKS AND ALLIED B/R REPAIRS AT MARRIED ACCOMMODATION UNDER AGE B/R NAVY PORBANDAR

Amount

Taking out (desilting) silt, Brick Bats, debris liquid waste sludge in solid/semi-solid state from Manholes including pumping out sludge where ever necessary plugging diverting the flow in the drain, removing removed silt/sludge in deposit away from the edge of manholes, by mechanical means such as jet auger and mechanical vacuum tank as directed including use of safety belt, mask, dry cells torch for lightening inside the manholes and taking similar precautionary measures and removing the sludge etc outside MD land in covered container and cleaning the manholes and surrounding with clean water, and closing the manhole with cover etc all as specified and directed:-

a) Manholes not exceeding depth of 1.0 mtr.

b) Manholes depth exceeding 1.0 mtr but not exceeding 2.0 mtr.

Removal of blockage of sewage line of pipe up to150 mm bore and systematically cleaning the same using necessary tools mechanically or manually such as passing rope knot bamboo kanti , jet auger, pressure tool and mechanical tools of description of required size including safety measures such as mask for gas etc all as per item of cleaning of manholes flushing the pipes with water after removal of blockage as specified.

Removal of blockage of sewage line PVC (SWR) pipes of size up to150 mm, fixed in wall and floor, systematically cleaning the same using necessary tools mechanically or manually such as passing rope knot bamboo kanti , jet auger, pressure tool and mechanical tools of description of required size including safety measures such as mask for gas etc all as per item of cleaning of manholes flushing the pipes with water after removal of blockage as specified.

Taking out silt, brick, debris, liquids waste, sludge in solid / semi solid/ liquid state including complete cleaning of septic tank (bailing out water) and suitably disposing off outside MD land in covered container for the following capacities by mechanical means such as Jet auger and mechanical vacuum tank complete all as specified and directed by Engr-in-Charge.

a) 50 users capacity

b) 300 users capacity

c) 350 users capacity

d) 500 users capacity

Cleaning of chocking / blocking of WHB / water closet (Indian/European WC), floor traps, Gully trap using necessary tools and cleaning /washing area and re-fixing the grating, etc in position after completion of job packing with white cement, all as specified and directed.

M&L Loose filling with broken bricks of gauge 40 to 80 mm in soakage pits, soakage wells etc including removal of old filling materials all as specified.

M&L PVC (SWR) pipes single socketed in any length with rubber ring joints laid in trenches of nominal bore 150mm including demolition and breaking up of drain pipe, all as specified.

S&F in repair PVC (SWR) bends with rubber ring joints any radius of nominal bore 150mm complete all as specified.

M&L PCC 1:3:6 type C-2 for 150 mm dia pipe bed to drain pipes including packing under and haunching against the sides of pipe after they are laid and tested, including filling complete all as specified and directed.

S&F in repair PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls of nominal bore 110mm including dismantling of old pipe complete all as specified and directed.

S&F in repair PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls of nominal bore 75mm including dismantling of old pipe complete all as specified and directed.

S&F in repair PVC (SWR) bends any radius of nominal bore 110mm complete all as specified and directed.

S&F in repair PVC (SWR) bends any radius of nominal bore 75mm complete all as specified and directed.

S&F in repair PVC (SWR) branch piece, single (single Y) equal or unequal of nominal bore 110mm complete all as specified and directed.

S&F in repair PVC (SWR) branch piece, single (single Y) equal or unequal of nominal bore 75mm complete all as specified and directed.

S&F in repair PVC (SWR) junction single, (Single T) equal or unequal of nominal bore 110mm complete all as specified and directed.

S&F in repair PVC (SWR) junction single, (Single T) equal or unequal of nominal bore 75mm complete all as specified and directed.

M&L for precast reinforced cement concrete M-15, using 20mm graded stone aggregate set in CM(1:4) as in cover slab ( for manhole etc)including use & waste of form work for fair finished surfaces complete all as specified and directed.

S&F Framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 including dismantling complete all as specfied and directed.

Preparation of new steel sufaces of any description, over 10 cm width or girth and applying 2 coat of synthetic enamel paint over a coat of red oxide primer complete all as specfied and directed.

M&L Cement concrete, type D2 1:4:8(40mm graded stone aggregate) in foundations, filling and mass concrete including demolition of cement concrete of any description and in any position all as specified and directed.

M&L Providing cement concrete type B1, 1:2:4 (20mm graded stone aggregate) as in coping, benching etc. incl weathering, slightly rounded or chamfered angles and throating, as directed including necessary formwork complete all as specfied and directed.

Demolition of brickwork or stone/ boulder masonry, built in cement mortar complete all as specfied and directed.

M&L for porbandar stone masonry work built in cement mortar 1:6 complete all as specfied and directed.

ditto all as above Item No. 24 but except stone

Taking down plaster on stone wall in cement mortar of any description, including raking out joints, hacking for key, scrubbing down with water, etc complete all as directed.

M&L Rendering 15 mm thick on fair faces of brick/stone masonry or concrete surfaces surface in cm 1:4 finished fair and even without using extra cement.

M&L two coats of white wash on newly plastered surfaces of walls including of preparation of surfaces complete all as directed.

M&L for tile joint sealing powder Fevimate TG (Tile grout) from Pidilite (Dr fixit) for filling joints of tile to prevent leakage including raking out old joints with necessary tools all as specified and directed by Engineer-in-Charge.

S&F in repairs stainless steel grating round 100mm size of fixed with white cement complete all as specified and as directed.

Cleaning and removing all scale and dirt etc from tanks & from mouths of circulating pipes etc of service water/loft tanks located at roof of the bldgs at different locations of capacities as followings. (Note- 1. The contractor will write date of cleaning.& due date of cleaning on Tank as directed by the Engr-in-Charge) 2. At the time of cleaning all pipes/fittings should be make in good condition as directed by the Engr-in-Charge

a) capacity not exceeding 250 litres

b) capacity exceeding 250 but not exceeding 500 litres

c) capacity exceeding 500 litres but not exc 1000 litres

d) Capactiy 39000 for Jr Sailor OHT

e) Capacity 37000 for Sr Sailor OHT

f) Capacity 56200 for (G+6) Lt Cdr Block, OHT

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 n exc 1.5 m in depth and getting out in hard/dense soil , including bracking haunching/ pipe line below ground level,complete all as specified and directed.

Returning, filling in trenches incl spreading, levelling watering and raming in layer n.exc 25 cm complete all as specified and directed.

Removing of excavated materials n.exc 50 m and depositing where directed at a level n.exc 1.5 m above the starting point complete all as specified and directed.

Mild steel CRS bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and as directed.

K K Construction Co

Bharat Enterprise

OM ENTERPRISE