annual repair maintenance of sewerage system to hatkoti in gp saraswatinagar tehsil jubbal distt shimla hp ro clariflocculator and chlorine tank etc , excavationinfoundations , trenches etc.,inearthwork , liftup to 1.50metres.stackingtheeacavated soil not more than 3 metres clear from the edge of the excavation and then returning thestackedsoil in 15 cm. (fifteencentimetres)layers , whenrequiredintoplinth andsidesof foundations etc., conslolidating each of the disposited layer by ramming and watering and then disposing off all excavated soil as directed with in the load of 20 mtrs. pick and jumper work etc. complete as perthe directionof the engineer - in - charge. , half brick masonary using common burnt clay building bricks above plinth upto floor two level in cm 1:6(1cement:6sand)conventiohal brick first class within all leads and lifts and as directed by the engineer-in-charge. , providing and laying cement concrete 1:2:4 (1cement :2 sand: 4 graded stone aggregate 20 mm (twenty millimeter nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work in : suspended floor roofs, landing and shelves and their support balconies, beams, girders, bressumers and contilever up to floor two level with in all leads and lifts as per the direction of the engineer - in - charge. , providing and fixing of mild steel/ tor steel reinfircement for rainforced concrete work i/c bending, binding and placing in position complete upto floor two level with in all leads and lifts as per the direction of the engineer in charge. , 10 mm thick cement plaster in single coat on fair sides of brick/concrete/ stone walls for interior plastering upto floor two level including arises internal rounded angles not exceeding 80mm girth and finished even smooth in cm 1:4 (1cement: 4sand) within all leads and lifts and as directed by the engineer-in-charge. , providing and laying cement concrete 1:3:6 (1cement: 3 sand: 6 graded stone aggregate 40mm (forty millimeter nominal