tender for cleaning and maintenance of pond and ancillary works at 2/2, thakkery road in ward 74; 1 building works. (t)miscellaneous works: a. special works. ii. compound development: 19) clearing compound premises of shurbs, plants, jungles etc. by cutting and removing as directed (specific permission of engineer-in-charge prior to execution will be necessary). (payment to be made on area cleared) 2 clearing jungle including uprooting of trunk, vegitation, grass, brush, wood, trees, water hyacinth, aquatic weeds from water body and saplings of girth upto 30 cm below the level of water and height of 1m above the surface of water and suitably disposed upto a distance of 50m outside of periphery of the water body. 3 earthwork in cutting to form road section in correct profile including removal of spoils not exceeding initial lead of 50m and initial lift of 1.5m (mode of measurement: pre works and post works) (i) in ordinary soil 4 building works ( c ) brickworks,concrete works etc b. concrete works 1. cement concrete with graded jhama khoa (30 mm size) excluding shuttering in ground floor and foundation (a) 1:3:6 proportion. ( 3rd corrigenda & addenda dated 04.06.2018) 5 laying of interlocking paver blocks as per approved design over 20-30mm th medium yellow sand bed with true to line,lavelling,proper compaction with vibrator etc. with jointing with kerb/edge should be made with cement concrete (1:2:4)etc. as per the direction of the engineer-in-charge and including cost of materials,labour etc. complete 6 supplying and laying in the specified pattern of interlocking concrete block pavements (icbp) with concrete blocks (with concrete grade as specified as per table 1 of is 15658 : 2006) manufactured from bis licensee manufacturer, with spacer nib (small protruding profiles on the vertical face of a paver block used as a device for keeping minimum joint gap in between the paving blocks, as per cl. no 3.26 of is: 15658)and of specified size and shape with aspect ratio (the ratio of length to thickness of a paver block, as per cl.no.3.3 of is: 15658) as per table 2 of is :15658 with flexural strength/breaking load as per annexure g of is:15658.on the prepared base course of specified cbr as per table 1 of irc sp 63 (2018) or else as mentioned in design and drawing with a cushion of compacted bedding sand of 25-35 mm thick (grading of the bedding sand as per clanse 6.5.1 of irc sp 63) and filling up the gaps in between paver blocks with joint filling sand (the grading of the joint filling sand will he us per clause 6.5.2 of irc sp 63) and completing the edges with cut blocks as per cl. no. 8.7 af irc sp-63(2018) with proper confinement of bedding and joint filling sand, compaction levelling and filling up of the edge gap. 50mm thick (ii) coloured decorative (12th corrigenda & addenda dated14.10.2020)