repair and maintenance works at various locations in ward 2 mc kundli -- 1 [10.8]providing and laying of conglomerate floor 40mm thick cement concrete topping 1:2:4 [through rate] 2 [13.28]structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. [through rate] 3 [17.15.2]granular sub-base with coarsegraded material - grading-i or ii or iii (table:- 400-2)construction of granular sub-base by providing coarse graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at omc, and compacting with vibratory roller to achieve the desired density, complete as per clause 401.of mortandh specifications 2. grading ii material [through rate] 4 [21.53]constructing standard drain type i drain moulded and laid over lime concrete foundation rendered and finished smooth with 6 mm thick rendering concrete to be of 1.3.6 parts by volume of cement sand stone bajri and rendering to be 1:1 cement sand mortar [through rate] 5 [6.1.1]providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work below plinth level and up to floor iv level: 1. 1:1½:3 (1 cement: 1½ coarse sand (zone-iii) : 3 graded stone aggregate 20 mm nominal size) [through rate] 6 [6.14.1]providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - all work up to plinth level : 1. 1:1.5:3 (1 cement : 1.5 coarse sand (zone-iii): 3 graded stone aggregate 20 mm nominal size) [through rate] 7 [6.30.3]centering and shuttering including strutting, propping etc. and removal of form for 3. suspended floors, roofs, landings, balconies and access platform [through rate] 8 [6.33.3]steel reinforcement for r.c.c. work, where not included in the complete rate of rcc, including straightening, cutting, bending, placing in position, binding, wastage, overlaps, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire etc. complete in all respect below plinth level note: reinforcement shall be measured in length including hooks, if any, separately for different diameters as actually used in work , excluding overlaps. wastage, overlaps, couplings, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire or other methods of binding & placing shall not be measured and cost of these items shall be deemed to be included in the rates for reinforcement. 3. cold twisted bars [through rate] 9 [7.21.1]brick work with common burnt clay non-modular bricks of class designation 10.5 in foundation and plinth in: 1. cement mortar 1:4 (1 cement : 4 coarse sand) [through rate]