Indian Oil Corporation Limited Tender

EARTH WORK

a) The prices for all excavations are to include for removing and clearing away all shrubs, bushes, roots etc. b) The prices are also to include for all leveling and ramming foundation beds, trimming of sides and bottom grading to proper level as required. c) Removal and carrying shall include for all loading, unloading and handling as may be necessary and also all necessary means of transport (Mechanical or manual as required). d) The prices are also to include removal of water accumulated due to subsoil seepage, rains or from any kind of sources, either by pumping or by bailing or by any suitable method like well point dewatering etc. if reqd. No extra payment shall be made for dewatering. This also includes for draining out the pumped water to nearby available drainage system. e) Normally payment of earth work shall be made according to the sizes of PCC for trenches/ pits as contemplated in the working drawings. Extra due to widening or deepening of trenches / pits shall not be paid for except for the cases where water / acid proofing would be accepted as per working drawings in such case the mode of measurement shall be as per IS : 1200. f) Nothing extra shall be paid for sorting /screening of excavated materials to obtain good earth for filling. g) Nothing extra shall be paid on account of any lift for disposal of excavated materials.

h) Where excavation are made in excess of the depth required, the contractor shall at his own expense fill up to the desired level with lean concrete of mix 1:5:10 (1 Cement: 5 Coarse sand: 10 Graded stone aggregate 40 mm nominal size. i) Rate shall include Royalty, Taxes, etc., levied by the local authorities, all transportation, loading and unloading, etc., and nothing extra will be paid on this account. j) Soft / loose soil also includes filled up earth / murrum. k) The filling for earth / murrum or sand shall be done in layers not exceeding 20 cm in thickness (consolidated) with Suitable means to achieve 95% dry density at Optimum Moisture Content corresponding to standard Proctor test compaction with vibroroller (8 to 10MT capacity) & vibro compactor in confined spaces. l) For other conditions please refer document.