ADDN / ALTN OF COVERED DRAIN NEAR BUILDING NO P-171 AT CCDT, FLOORING OF HOUSES AT BLDG P-164 AND P-165 AT SMA AND PROVISION OF 7 NUMBER SEPTIC TANK FOR DSC SECURITY TOWERS AT INS GARUDA, NAVAL BASE KOCHI

Amount

Excavating in trenches, n exc1.5 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 exc1.5 m in depth and getting out soft/loose soil complete all as specified and directed.

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

Removal of excavated soil to a distance exc 250 m and n exc 500m complete all as specified and directed.

M&L Precast cement concrete block masonry 1:3:6 Type C1 with solid blocks exc 10 cm width and setting in cement mortar 1:6 complete all as specified and directed.

M&L 15 mm thick plaster on fair faces of brick or concrete surfaces in cement and sand mortar 1:4 finished even and smooth without using extra cement complete all as specified and directed.

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 complete all as specified and directed.

Preperation of new steel surfaces of any description over 10cm width or girth and applying two coats of anti corrossive paint over a coat of anti corrossive primer complete all as specified and directed.

Demolition of brick work built in cement mortar or cement lime mortar complete all as specified and directed.

M&L Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/stopped ends etc. complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm complete all as specified and directed.

Providing and placing in position 100mm thick factory made machine batched & machine mixed precast RCC rectangular covers on drains/manholes of various sizes of M 25 grade cement concrete for RCC work including cost of centering shuttering, reinforcement of 8mm dia TMT bars of Fe 500 grade @ maximum 100mm c/c on both ways, neat cement punning on finished surface,properly encased on all edges with 1.6mm thick,100 mm wide MS sheet duly painted over primimg coat reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12mm dia bar for hooks etc including cost of cartage all leads & lift handling at site etc complete all as specified and directed.

Roughening the surfaces of old concrete floor and wall by picking ,sweeping clean and washing down with water to remove dust etc.complete all as specified and directed.

M&L for vitrified double/ultracharged stain free tiles of size 600x600x9-10mm thickness with approved pattern over cement screed 10mm thick in CM 1:4 etc set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and as directed.

All as per item No. 13 above but for skirting over cement plaster 10mm thick in CM 1:3 set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and as directed.

M&L Reinforced concrete pipes, class NP2 bore dia 150mm laid and jointed with collars complete all as specified and directed.

M&L for Plain Concrete type D2 1:4:8 in concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested; complete all as specified and directed.

M&L for PCC 1:4:8 type 'D-2' (using 40mm graded stone aggregate) in foundation filling and mass concrete complete all as specified and directed.

M&L Pre-cast cement concrete block masonry with solid blocks, exc. 10 cm in width and setting in mortar 1:4, Type C1 1:3:6 (20mm graded aggregate) complete all as specified and as directed.

S&F RCC Hume pipe septic tank for 25 users designed to carry sewage and sullage water, excavation in any type of soil, PCC 1:4:8 for foundation, vent shaft, connection etc complete all as shown in drg no.TD/A/157 sht 1/1 and complete all as specified and directed.

S&F Soakage pit for 25 users of size 1.60mtr and 1.5 mtr depth complete all as shown on drg No.TD/A/161 of sht No.1/1 complete all as specified and directed.

M&L PCC 1:2:4 type B2 (20mm graded aggregate) for haunching inside the manhole complete all as specified and directed.

M&L for preparation of old treated surface of wall and applying one coat of oil emulsion distemper complete all as specified and directed.

M&L PCC 1:2:4 type B1 using 20mm graded stone aggregate as in coping complete all as specified and directed. Note:- Quoted rate shall deemed to be inclusive of the cost of formwork

ANIE JOHN CONTRACTORS

Seven Square

M.J. Leons and sons

Aarjay Tech Engineering

M/s ANTONY THOMAS AND CO

Trishan Enterprises

HEAVEN ENGINEERS AND CONTRACTORS

SOORYA ASSOCIATES