WBHB/JDEWIII/NIeT06/26-27/SL02

Surface Dressing of the ground in any kind of soil including removing vegetation inequalities not exceeding 15 cm depth and disposal of the rubbish within a lead upto 75 m as directed.

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

(b) Depth of excavation for additional depth beyond 1,500 mm. and upto 3,000 mm. but not requiring shoring.

Hire and labour charges for shoring work (including necessary close plank walling, framing, Eucalyptus/Jhou bulla piling, strutting etc) complete as per direction of the Engineer-in-charge for foundation excavation (vertical surface are in contact with supported earth is to be measured.) (This item should be executed on specific direction of the Enginner in charge). (a) Depth upto 1.5 m.

(b) For additional depth beyond 1.5 m. and upto 3.00m

Bailing or pumping out water from foundation trenches

Providing Bored Cast-in-situ Ready mixed concrete of M 25 Grade R.C.C. pile in position as per specifications in all kinds of soil including cost of boring using drilling mud to stabilize the bore and flushing the bore of excess mud with freshly prepared drilling fluid by using pumps prior to placing concrete by tremie pipe in one continuous operation and including the cost of all materials and labour for placing of concrete and also including the cost of mobilization and hire charges of all equipment necessary for boring, welding of reinforcement cage as necessary and lowering of reinforcement cage, preparation and placing of concrete, including the cost of concrete but excluding the cost of reinforcement and labour for bending binding etc. complete as per Drawing and Technical Specifications and removal of excavated earth with all lifts and lead upto 1000 m. Work to be executed as per IS: 2911 (Part II Sec 2) 1. The rate provided is exclusive of cost of concrete. Construction wing is to add cost of concrete of desired grade for volume corresponding to 1.0m length of pile length, to arrive at the complete rate. Also the desired crushing strength is to be mentioned in the space provided in the description of item. The Rate of providing the temporary steel casing upto 3m depth is included. 2.To obtain the complete rate the construction wing have to add cost of concrete volume for 1m length of pile, multiplied by a factor:[1+ { dummy length of pile( max=1.5m) / Individual pile length}] 3. The cost of dismantling the length of the pile above cut off level is to be paid separately (b) Using tripod, winches i) Pile diameter - 450 mm

Performing Vertical load test of pile inaccordance with IS2911 part iv including installation of loading platform and preparation of pile head or construction of test pile cap and dismantling of test pilecap after test and complete as per the direction of the engineer and specification. i) Testing load up to 100 T.

Integrity testing of Pile using Low Strain / Sonic Integrity Test / Sonic Echo Test method in accordance with IS 14893 including surface preparation of pile top by removing soil, mud, dust & chipping lean concrete lumps etc. and use of computerized equipment and high skill trained personal for conducting the test & submission of results, all complete as per direction of Engineer-in- charge.

Removal of mud/sludge/slurry/liquid earth obtained during piling work from the working site and disposal of the same beyond the KMC/Municipal or any suitable area with conformity of Municipal Corporation Rules using tanker including loading and unloading the same with pump, clearing the site complete in all respect as per direction of the Engineer-in-charge. (a) For 450mm Pile