Preventive maintenance works for hill slope protection at 40 lakhs Litre HLGR tanks near Junior College, Anushaktinagar, Mumbai.

Amount

ABSTRACT SHEET

Part-A-Civil works

Description of Work / Item(s)

Amount

Part-A-Civil works

In all soil other than soft and hard rock

Cement concrete of specified grades at alllocations & depths for the following worksusing graded stone aggregate of 20mmmaximum size including necessary form work,machine mixing, transporting, placing inposition consolidation, finishing, curing etc.complete as per specifications, drawings & asdirected by the Engineer in charge.

P C C M-15 (1:2:4) grade in sub base flooring,Pathways,foundation,drainage channels,trenches,Coping etc.

Extra for providing RMC (Ready MixedConcrete) confirming to IS : 4926(latest) in lieuof conventional RCC and PCC items suppliedby approved RMC manufactures for all type ofstructural elements/ RCC / PCC elementsincluding transporting, pumping etc. complete as per instruction of the Engineer in charge.

Cement concrete Blocks of specified grades and Size of approved geometrical shapes at all locations & depths for the following works using graded stone aggregate of 20mm maximum size including necessary form work,machine mixing, transporting, placing in position consolidation, finishing, curing etc.complete as per specifications, drawings & as directed by the Engineer-in -charge.

P C C M-15 grade (1:2:4) for counterweights over the Silpauline/Tarpaulin sheets placed at 2.0 m centre to centre in both direction staggered, to prevent sheets to be blown away etc, properly secured permanently in position by tie rods etc into the ground wherever required, to prevent sliding of dead weights over the sheet owing to the sloped profile. (Note :- 1) Weight of concrete block should be between 10 to 12 kg of approved geometrical shapes & size 2) Tie rods shall be paid under relevent items.

Providing and laying dry rubble stone hard core soling of following consolidated thickness in subbase to floor and below foundation to required levels and lines with first quality rubble, handset, well packed including providing and filling the interstices with smaller stone chips,of approvedquality supplying & finishing / blinding the surfaces with approved blinding quality murrum/stone dust including watering,consolidation etc. all complete as per specification drawings & as directed by Engineerin Charge. Note:- The smaller stones for filling interstices and murrum/stone dust shall be supplied by the contractor.

150mm consolidated thickness.

Providing random rubble masonry with rough dressed hard stone below plinth in foundation,plinth,retaining wall etc. in cement mortar 1:6 including through stone, header stone, bondstone, quoins etc. well packed including fillingthe interstices with smaller stone chips, striking,raking out joints & finishing the joints, includingscaffolding, curing etc. all complete as perspecifications, drawings and as directed by the Engineer in Charge.

Providing and laying Silpaulin Sheets of 300GSM(gram per square metre) of M/s Supreme Industries limited or of approved equivalent, of green colour, including Hot stiching / heat sealing for joining the sheets. The sheets shall also have eyelets done at site, at 600mm centre to centre, for tieng/holding in proper position at the edges, using 12 dia rods 700mm long driven to the ground, cross welded at top (300mm at Top) (Note:- Tie Rods to be paid under relevant item). all as per drawing and as directed by the Engineer-in-charge. Note :- 1) The net area provided at site shall be measured for payment. Wastage for cutting, and joining shall be included while quoting the rates.

Providing , Laying & Tying the Tarpaulin Sheet HDPE woven fabric of size 10m x 10m or as per the size mentioned by EIC as per IS 7903:2005 all as directed the Engineer-In-Charge. Note :- i.Tarpaulin sheet of 10m x 10m shall be supplied by Department ii The contractor shall arrange transport and labour to take delivery from departmental store.

Providing and Fixing 12 mm dia "Tee"shaped MS rods 700mm long driven to the ground, cross welded at top (300 mm at Top) at 600mm centre to centre, for tieng/holding in proper position at the edges /overlapping of Silpaulin/Tarpaulin Sheets …

Supply of unskilled labours for fixing Tarpaulin over hill/drain cleaning etc. including all cleaning tools and equipment like, spade, wheel barrow etc. including disposing the debris etc complete all as directed by the Engineer-in- Charge. (Working hours should be 8.30 Hours with 30 minute lunch break)

Providing and laying stone pitching 230 mm thick, for forming drainage channel, using spotless stones including preparation of surfaces, cutting, leveling and dressing the undulations, setting the stones to proper slopes etc. including grouting the joints in pitching with CM 1:3 and pointing the surface with same mortar, including providing weep holes with PVC pipe 100mm dia, etc. complete all as per specifications, drawings and as directed by Engineer in charge.

Providing & fixing in position following size Weep holes wherever required in RCC /Masonry walls including cutting to requiredshape & size all as per specifications,drawings & as directed by the Engineer incharge all complete.

75 mm dia PVC pipes

Providing NP 2 class of following dia. RC hume pipe and laying / burrying underground including making holes inmasonry/concrete work wherever required, making good the holes after laying the hume pipe with collar joints using stiff mixture of cement mortar (1:2) and sealing open ends with wooden bush etc. all complete as per specifications & as directed by the Engineer-in-charge.

250 mm dia pipes

400 mm dia pipes

SRI SIDDHIVINAYAK CONSTRUCTIONS

SRI SIDDHIVINAYAK CONSTRUCTIONS