annual rate of various types of items for the year 2021-22 -1 quarrying transporting and depositing selected materials from borrow area for raising of embankment work in all zone of earthen dam for specified thickness as directed for lead upto 1 km and all lifts etc.complete. 2 providing and lying dry rubble pitching with base of inverted filter as per design and drawing including providing headers or (pre cast headers of concrete m 15)hand packing trimming and dressing of slopes etc. complete for leads as specified and all lifts etc. complete. (d) 23 cm thick pitching 3 drilling and grouting work in all foundations and formations. (a)drilling 35mm or specified dia. hole upto required depth. 4 providing and lying 60cm dia half round cement pipe for catch water drain and chute drain on berms and down stream slopes of earthen dam. 5 excavation in all sorts of strata and formations including depositing the unuseful excavated stuff as and where directed including sorting and stacking useful materials as required and upto lead of 200mt. and all lifts etc. complete, including dewatering. a) (a) in overburden including hard murrum. b) (b) in soft rock c) (c) in hard rock 6 providing and laying graded filters of sand, gravel and over size metal (100 mm to 150 mm) behind the retaining wall and wing walls as directed as per approved drawing with all lead and lifts etc. complete. 7 providing weep holes 100 or 110 mm dia. of pipe in the retaining wall etc complete. b) (b) p.v.c.pipe 8 backfill with selected earth from out side borrow area or from excavated usefull material including watering, ramming, consolidation etc. with pneumatic templing and lead upto 1.0 km. and all lift etc. completed. 9 cement pointing in cement mortar of proportion (1:3) to stone masonry after racking out joints 20 mm deep including smooth finishing etc complete 10 providing cement plaster 20mm thick in c.m. (1:3) including racking out joints 20 mm deep including smooth finishing etc complete. 11 dewatering for head works and alied works foundation areas, pits, trenches with diesel or electrical pumping arrangements including all cost of pipelines materials, labour as directed with all lifts etc. complete. 12 providing and laying tmt fe-415/500 steel bar reinforcement for r.c.c. works and anchor bars with providing binding wires including cutting, bending, welding, binding in position, hooking, placing in position with all leads and lifts etc. complete. 13 providing and laying in position cement concrete 1:3:6 using cement, sand and machine crushed course aggregate 25 to 40 mm size including providing necessary form work compaction, finishing and curing as required etc. completed. 14 excavation in all sorts of soil (including wet and slushy condition of soil) with yellow, sandy, gravelly soil including soft murrum and h.m. including sorting and stacking and depositing the excavated stuff in uniform layers as and where directed upto lead of 30 m and lift as shown below including clearing the site etc. compute (including dewatering) (a) for all canal capacity (a) (a) 0 to 3 mt. depth (b) (b) 3 to 6 mt. depth 14 (c) (c) 6 to 9 mt. depth 15(b) (b) for foundation trenches of c.d. work 15(a) (a) 0 to 3 mt. depth (b) (b) 3 to 6 mt. depth 15(c) (c) 6 to 9 mt. depth 16 extra lead charges for lead between 30 mt. to 200 mt. etc. complete. 17 earth work in embankment from borrow pits in all sorts of soil and soft murrum or other suitable strata as directed including breaking the clods and dressing to the design sections including cutting the proud section with lead as under and all lift including clearing the site including dewatering etc. comp. (a) for all canal capacity. (a) (a) 0 to 30 mt. (b) (b) 30 to 200 mt. 17 (c) (c) 200 to 1000 mt. 18 extra lead charges for each additional km lead or part thereof beyond 1.0 km and upto 5.0 km for embankment work including all lifts etc. complete. cu. m. 19 dry rolling of earth work with light rollers (upto 2 ton capacity) as directed with all lifts etc. complete. cu. 20 providing motorable service road during construction period as directed with necessary earth work, jungle cutting and maintenance as required for complete. km. 21 providing murrum including spreading the same and dressing the top surface in required grade and camber etc. comp. (a) hard murrum cu. (b) soft murrum/binding material cu. 22 providing burnt brick masonary 2nd class in cement mortar in 1:5 proportion for foundation and superstructure upto 6.00 mt. height including striking out joints 20mm deep curing watering finishing joints and providing scaffolding as directed as comp. cu. 23 providing and laying cc 1:2:4 grade using cement, sand and crushed metal incuding providing and erecting necessary form work, centering,vibrating, smooth finishing,watering and curing as directed with all leads and lifts etc complete. (a) (a) sub structures cu. (b) (b) super strucutres cu. 24 providing and laying 7.5 cms thick cast in situ cement concrete 1:2:4 grade with the use of crushed aggregates for canal lining works including use of all equipments, scaffolding, centering form work etc, with finishing as required to the exposed surface,making asphalt joints as directed and watering and curing ( without sleepers ) with all lead and lifts etc. comp. sq. 25 providing, supplying, laying and fixing in position under ground r.c.c. hume pipe of np 2 class pipes as per i.s.i. standered specification of prescribed diameter including filling the joints and with providing necessary collars with cement mortar of proportion c.m. 1:1 inclusive of testing for leakage and working pressure as directed with all cost of materials and labour for all leads and lifts etc. complete. (a) 150 mm dia rmt. (b) 225 mm dia rmt. (c) 300 mm dia
