DD THANE INDUSTRIAL AREA MMR ZONE I...M and R to Drainage in Wagle Industrial Area Maintenance contract for underground drainage system in Wagle Industrial Area Thane. for two year period

Amount

Cleaning the drainage lines including removing choke up by using hydro jets including charges of machinery, skilled/ unskilled labours with all required safety devices. The item also includes disposal of all types of sludge, solid materials removed from lines in to sludge drying beds at designated place for further treatment. The item rate is excluding GST

Removing choke up and cleaning of drainage manhole chambers of 1.00 m and 1.20 m (inside) dia of all depths using mechanically means or manually including dewatering, using all labour, machinery, safety devices, shoes and hand gloves to labour, rope, ladder, disposing the waste to a suitable place within 100 m etc. complete. (Rates excluding GST)

Item No. 3:- Excavation in all types of soils (for sewerage works), such as Earth, Marine clay, Marshy land, Running sand, Garbage, Slush,Murum, Rock boulders etc as directed by the engineer. The rate includes dewatering, backfilling, removing the rank vegetation and removing the excavated materials within a lead of 150M as directed including levelling, ramming,etc complete, and measured from the edge of cutting including all lifts and stacking in layers and removing the surplus excavated materials as directed for lift upto 2M {Records to be maintained properly}. The rate also includes supporting public utilities such as cables,drains,pipe water mains, but shall not include the cost of shoring etc as specified and directed. 1) The rate includes the handling/supporting the existing utilities such as cables, drains, pipes, water mains etc. 2) It also includes the royalty and other taxes if any.

Extra over above for item no. R3-SE-1-1 to R3-SE-1-1- i for relevant lift of excavation in soft/ disintegrated rock, road carriageway, sand stone, stiff clay, gravel, cobblestone, hard laterite, water bound macadam, wet mix macadam, asphalt mix carpet of any type, pitching, soling, paths and hardcore, lime concrete, plain cement concrete, stone masonry and all types of brick/ block masonry below ground level

Item No. 4. Providing dry/ trap/ granite/ quartzite/ gneiss rubble stone soling 15 cm to 20 cm thick including hand packing and compacting etc. complete.

Providing and laying Cast in situ/Ready Mix cement concrete in M-10 of trap/ granite/ quartzite/ gneiss metal for foundation and bedding including bailing out water, Steel centering, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing if required and curing complete, with fully automatic micro processor based PLC with SCADA enabled reversible Drum Type mixer/concrete Batch mix plant (Pan mixer) etc. complete. With fine aggregate (Crushed sand VSI Grade)

Item No. 6:- Providing and laying Cast in situ/Ready Mix cement concrete in M15 of trap/ granite/quartzite/gneiss metal for foundation and bedding/steps including steel centering, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing uneven and honeycombed surface and curing etc. complete. The Cement Mortar 1:3 plaster is considered for rendering uneven and honeycombed surface, only. Newly laid concrete shall be covered by gunny bag, plastic, tarpaulin etc. (Wooden centering will not be allowed.), with fully automatic micro processor based PLC with SCADA enabled reversible Drum Type mixer/concrete Batch mix plant (Pan mixer) etc. complete. With fine aggregate (Crushed sand VSI Grade)

Providing second class Burnt Brick masonry with conventional/ I.S. type bricks in cement mortar 1:6 in foundations and plinth of inner walls/ in plinth external walls including bailing out water manually, striking joints on unexposed faces, raking out joints on exposed faces and watering etc. Complete.

Providing internal cement plaster 20mm. thick in Single coats in cement mortar 1:3 without neeru finish, to concrete, brick surface, in all positions including scaffolding and curing etc. complete

Providing neeru finish to plastered surfaces in all positions including scaffolding and curing etc. complete.

Providing & laying stoneware pipes of SP2 class including jointing with CM(1:1), filleting etc. complete as specified & directed

150 mm dia

230 mm dia

300 mm dia

Providing and laying R.C.C. Pipes (NP3 Class) with rubber rings jointing etc. complete as specified and directed.

350mm dia

400mm dia

500mm dia

Constructing on sewer brick masonry conical manholes 1.2M dia. at bottom 0.56 M. dia. at top, built in brick masonry in cement mortar 1:3, plastered both inside and outside with 20 mm thick cement mortar 1:2 and neat cement rendering so as to give a smooth surface, including 300 mm thick M.15 cement concrete in foundation and in haunches and channels finished smooth with 20mm thick cement plaster in cement mortar 1:1 and providing copolymer steps staggered at 300 mm. c/c including 75mm wide vata all round the external portion of the manhole and the foundation concrete in cement mortar 1:1 and supporting the incoming pipes with brick masonry wherever necessary including Steel Fibre Reinforced Concrete (SFRC) EHD circular frame and cover resting on 30 cm high cement concrete M.20 cap with necessary centering etc. all complete as per standard specifications and directions including finishing the cap with cement plaster on both sides 1:2 and neat cement rendering so as to give a smooth surface in line and level with the brick masonry surface and as per drawing in DyCh.E. (Sewerage) P&D's office without excavation depth upto 1.5 M.(Depth of Manhole measured from top of manhole cover to Invert level of manhole)

Extra over above per metre depth above 1.5 M. and upto 2.3 M. depth

Constructing on sewer brick masonary trapezoidal manhole 1.5M x 0.9M at bottom and 0.9M x 0.45M at top, including SFRC. EHD airtight rectangular frame and cover and copolymer steps complete as per description in Item No. R3-SE-6-15 depth upto 1.2M

Extra for above manhole above 1.2M and upto 2.3M depth -do-

Providing and fixing in position steel fibre reinforced concrete (S.F.R.C.) frame and covers of approved make including loading, unloading, transportation, all taxes, etc. complete as

540 mm dia

90 x 45 mm size

90 x 60 mm size

Providing excavator or JCB on rent

Removing the sludge from effluent sump or from any other ancillary structure such as screen and grit chambers, by mechanical means or manually for all depths. Lift and lead upto 100 m from the edge of sump or structure including stacking the sludge as directed. Item includes cost of all mechanical equipments, labour, fuel, safety devices, tools and plants. (Rates excluding GST)

Providing supervisor

S L PATIL CONSTRUCTION (BID ID -6487285)