Name of Work:M/O Completed scheme under Nazul A/C II Narela Zone..SH: Cleaning and Desilting of Internal & Peripheral sewer line by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine of Pkt- 1 to 13 in Sec- B-4 & Pkt- A to H in Sec- B-2 under the jurisdiction of NPD-7.
Sl. No.
Item Description
1
Cleaning of chocked sewer line by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 6000 litres water jetting tank capacity including skilled operator, supervising engineer etc. for cleaning and partial desilting of manholes and dechocking of sewer lines. Dechocking and flushing of sewer line from one manhole to another by high pressure jetting system of 2200 PSI for sewer line from 150mm dia upto 300mm Rate of 300 mm dia sewer line (Rate adopted for upper limit of sewer Dia). The operation of cleaning and desilting/de-chocking is to be photographed showing the original status of sewer line before desilting/de-chocking and after desilting/de-chocking of sewer line of different dia.
2
350 mm dia sewer line
3
400 mm dia sewer line
4
450 mm dia sewer line
5
Brick work with modular extruded brunt fly ash clay sewer bricks (Conforming to 1S: 4885) in cement mortar 1:4 (1 cement : 4 coarse sand) in foundation and plinth : Cement Mortar 1:4 ( 1 cement : 4 coarse sand)
6
15 mm cement plaster on rough side of single or half brick wall of mix:a) 1:4 (1 cement: 4 coarse sand)
7
Neat cement punning.
8
Raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required(Raising depth of manhole to be paid separately) :Circular manhole 140 cm dia with circular cover 600 mm diaof grade EHD - 35
9
Engaging one sewer man for daily inspection of blocked sewer line with all T&P as per direction of Engineer-in-charge.
10
Providing & Supplying Circular shape 560 mm internal diameter pre-cast H D - 20 R.C.C. manhole cover and frame of approved quality.
11
Providing and fixing in position precast R.C.C. manhole cover and frame.H D - 20 A) Circular shape 560 mm internal dia
12
Providing and fixing in position precast R.C.C. manhole cover and frame. EHD - 35 A) Circular shape 560 mm internal dia
13
Hiring and providing of 1 pump of 10 HP diesel pump per shift on hourly basis with operator, helper etc. to complete drain the water from thesewer line as per direction of Engineer-in-Charge.
14
Total of S. No. 1 ,2,3,4,5,6,7,8,11 & 12= 11234305.00
15
CPWD OM @0.973 on S. No. 1 ,2,3,4,5,6,7,8,11 & 12 = 10930978.77
16
Total of S. No. 9,10 & 13= 1729208.65
17
Conditions:-1. The agency should have his own at least one no of super sucker cum jetting machine (BS-VI) on his name.2. Due to unhygienic condition at site if any challan is levied upon by the civic agency or any govt. department the same will be borne by the agency. The agency will be responsible for all action including legal action and nothing shall be paid to the agency in such case.3. In case of non compliance of written order to commence the work within 24 hrs. a penalty of (Rs. 10000/-) onlywill be levied and even the work is not taking of within 72 hrs. of written order to the agency the work will be carried out at risk and cost of the agency and actual expenditure incurred by DDA will be recovered from the agency.4. If any mishappening occur at site the agency will be fully responsible and no claim on this account shall be entertained.
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