Repair maintenance and cleaning of sewage line and manholes at Nagtalao under AGE I Nagtalao

Amount

M&L for cleaning/taking out sludge/mud/silt from manhole of any size and capacity mechanically including dewatering when ordered including removing of sludge/mud/silt to distance n.exc 250 mtr from starting point and buried in pits by making necessary excavation for filling of sludge and covering by earth on top all as speciified and directed by Engineer-in-Charge (Sludge/mud/silt including water shall be measured before taking out from manholes and sewage treatment plant).Note : All T&P and pumping set shall be provided by the contracator.

Cleaning of 3 Nos of toilets comprising IWC,EWC, Urinal and wash hand basin including floor of toilet in the office of AGE(I) Nagtalao with nylon brush to remove all accumulated material and finally cleaning with fresh water and applying phenol complete, all as directed by Engineer-in-Charge. Note: (i) Cleaning shall be done daily on all working days between 8.30 hrs to 0900 hrs. (ii) Cleaning of all 2 Nos toilet in one day will be measured as 1 Job for payment. (iii) Phenol will also be provided by the contractor.

M&L for cleaning of sewage pipe line 100 MM dia by roding from manhole to manhole flushing with water cleaning all as directed by Engineer-in-Charge.

M&L for cleaning of sewage pipe line 150MM dia by roding from manhole to manhole flushing with water cleaning all as directed by Engineer-in-Charge.

M&L for cleaning of sewage pipe line 230/250MM dia by roding from manhole to manhole flushing with water cleaning all as directed by Engineer-in-Charge.

M&L removing of blockage from WC/floor trap/Nahani upto 1st manhole all as directed by Engineer –in-Charge NOTE:- contractor will depute two persons of Safaiwala's and will report to JE sitting in the complaint cell on all working days except sundays, and holidays.

Excavation in trenches, n. exc 1.50 mtr wide and n. exc 1.50 mtr in depth, for foundation, etc or shafts, wells, cesspits, manholes, pier holes etc n .exc 10 Sqm on plan and getting out in any type of soil all as specified and directed by Engineer-in-Charge.

Demolition and breaking up 100 mm dia (internal) salt glazed stoneware, drain pipes set in cement mortar including hunching concrete against the side of salt glazed stone ware pipe complete.

-ditto- but as per item 8 above but 150 mm internal dia pipe

M&L for PCC 1:3:6 type C2 (using 40mm graded aggregate) in haunching against the side of salt glazed stone were drain pipes for 100mm dia bore after they are laid and tested.

M&L for PCC 1:3:6 type C2 (using 40mm graded aggregate) in haunching against the side of salt glazed stone were drain pipes for 150mm dia bore after they are laid and tested.

S&F 100mm dia salt glazed stone ware drain pipe laid in trenches and jointed all as specified by Engineer-in-Charge.

S&F 150mm dia salt glazed stone ware drain pipe laid in trenches and jointed all as specified by Engineer-in-Charge.

Returning and filling in including spreading leveling watering and well ramming in layers n.exc 25 cm

Removing surplus excavated soil to a distance not exceeding 50 mtr and depositing where directed at a level where directed at a level n.exc 1.50 mtr above the starting point

Demolition of RCC manhole covers/slabs in any positioin not otherwise specifically provided all as directed by Eingineer-in-Charge.

M&L for providing precast reinforced cement concrete (1:2:4) type B-1 (using 20mm graded stone agg) as in cover slab for manholes & septic tanks with plaine faces set in CM (1:4) complete all as directed by Engr-in-charge.

M&L for mild steel deformed or twisted bars 6 to 8 mm dia cut to length bent to shape required, including bending spirally for hoping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips all as specified and directed, by Engineer-in-Charge.

Demolition of stone masonary built in any type of cement mortar incl all quoins ,arches, pillars etc complete all as specified.

M&L for squared rubble walling Jodhpur type brought upto courses, well bonded, bedded and solidly hearted, built in CM 1:6 complete all as specified and directed by Engr-in-Charge.

All as per item here in before but except stone.

M&L PCC 1:3:6 type C1 using 20 mm graded stone agg as in coping to retaining wall /Drains/manholes.

M&L for Rendering 15mm thick on stone masonary surfaces in CM 1:4 finishing even and smooth without using extra cement complete all as specified and directed.

Extra over item 20 & 21 for hammer dressing to face stones with maximum depression on face from a straight edge not exc 20mm & dressing face beds and joints as specified to squared rubble walling, jodhpur type, brought upto courses.

Cutting into existing manholes for connecting new drains, making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B-1 smooth finished, and reforming benching as required for 150mm dia pipe complete all as specified.

vinayandsons

S K TRADER