construction of guard rooms and toilet block for security personnel at ompl , items list , earth work in surface excavation & preparation including uprooting rank vegetation clearing the areas of grass , vegetation , wild growth bushes , trees and plants up to 30 cm girth measured at a height 1m above ground level from road side berms , under side of pipelines , under the structures , tank farms , drains etc including removal of grass , plants , and rubbish etc by cutting with darant / sickle etc . completely near to ground level as per the direction of engineer in charge and collecting all cut grass , vegetation etc and bundling in to heaps and disposing at earmarked places only within a lead of 2 km with contractors own transport with all loads , tools & tackles , labour etc complete as per standard specifications and diretction of engineer incharge . , earth work in excavation below ground level for depth up to less than 3 . 0 mtrs in all kinds of works in all types of soils in any work condition irrespective of magnitude of work , work place , work space , height , degree of complications , temperature , gradient including setting out , removal of vegetation , shrubs and debris , cutting and dressing of sides in slopes , construction of shoring and bracing , leveling , grading and ramming of bottoms , dewatering up to any extent of accumulated water from any source and keeping the surface dry for subsequent works , disposal or stacking of excavated material within a lead of 200m , as directed , shoring and strutting the excavated areas making good the over excavation with pcc 1:4:8 etc . all complete as per specifications and diretction of engineer incharge . , earth work in excavation below ground level for depth up to less than 3 . 0 mtrs in all kinds of works in all types of soft rocks in any work condition irrespective of magnitude of work , work place , work space , height , degree of complications , temperature , gradient including removal of vegetation , shrubs and debris , cutting and dressing of sides in slopes , leveling , grading and ramming of bottoms , dewatering up to any extent of accumulated water from any source and keeping the surface dry for subsequent works , disposal or stacking of excavated material within a lead of 200m , as directed , shoring and strutting the excavated areas making good the over excavation with pcc 1:4:8 etc . all complete as per specifications and diretction of engineer in charge . , earth work in excavation below ground level for depth up to less than 3 . 0 mtrs in all kinds of works in all kinds of hard rock without blasting requirement by either use of non-explosive material viz . acconex manufactured by acc ltd . and / or use of construction equipments , in any work condition irrespective of magnitude of work , work place , work space , height , degree of complications , temperature , gradient including removal of vegetation , shrubs and debris , cutting and dressing of sides in slopes , leveling , grading and ramming of bottoms , dewatering up to any extent of accumulated water from any source and keeping the surface dry for subsequent works , disposal or stacking of excavated material within a lead of 200m , as directed , shoring and strutting the excavated areas making good the over excavation with pcc 1:4:8 etc . all complete as per specifications and diretction of engineer in charge . , backfilling and compacting the soil in layers of 300mm after execution of the work to proper grade and level with selected materials from available excavated soil from soil heaps within a lead of 2 . 00km , including re- excavating the deposited soil excavated earlier , breaking clods , watering , rolling and ramming by manual methods/ mechanical compactors dressing , trimming etc . in foundations , plinths , trenches , pits etc . , all complete as per standard specifications and diretction of engineer incharge . , transporting & disposal of the surplus earth and excavated material including shrubs and vegetations from construction area beyond initial lead of 200 mtrs to maximum lead of 2 . 0 km including re-excavating the deposited soil excavated earlier , transportation , loading , unloading , laying at all depths and heights , stacking , leveling and dressing both the area ( viz . from where the earth is transported and where it is deposited ) to required levels and slopes complete with all lifts as directed . the work volume of surplus material shall be measured as the difference of volume of excavation & the volume of back filling . , providing and filling in foundation with granite / trap broken metal 100mm and down size , with approved sand including hand picking , ramming , watering , including cost of all materials and labour with all lead and lift complete as per standard specifications and diretction of engineer incharge . , providing & filling brick bats below grade slab or anywhere including supply and transportation of approved material to the work area , cleaning of all undesired foreign material before filling , laying in layers of maximum 300 mm , finishing to the required level and profile as per drawings , watering and/or dewatering , complete as per standard specifications and directed by engineer-in-charge , breaking concrete structures located at all levels without damaging other structures by mechanical or manual means including cleaning the surface to be broken of all undesired material , breaking the concrete using chisel and sledge or pneumatic jack hammer , breaking the broken pieces in smaller size if required to facilitate easy transportation and disposal of the same , cleaning the work place of all loose broken pieces of concrete , erecting and removal of scaffolding wherever required for the work , transportation and stacking of broken pieces at the place of disposal , supply of machinery , labor etc . complete and complying with given specifications and drawing and diretction of engineer in charge . , dismantling aluminium/ gypsum partitions , doors , windows , fixed glazing and false ceiling including disposal of unserviceable material and stacking of serviceable material with in 2 . 00km lead as directed by engineer-in-charge . , providing and laying plain cement concrete for all depths below and upto plinth level in foundations , including shuttering , tamping , ramming , vibrating , curing , shuttering etc . all as specified in any shape , position , thickness and finishing the top surface rough or smooth as specified and directed all complete for concrete of nominal mix 1:3:6 by mass ( 1 cement: 3 coarse sand: 6 crushed stone aggregates/gravels ) with 40mm and down size graded crushed stone aggregates / gravels . all materials including cement supplied by the contractor . , providing and laying plain cement concrete for all depths below and upto plinth level in foundations , including shuttering , tamping , ramming , vibrating , curing , shuttering etc . all as specified in any shape , position , thickness and finishing the top surface rough or smooth as specified and directed all complete for concrete of nominal mix 1:1 . 5:3 by mass ( 1 cement: 1 . 5 coarse sand: 3 crushed stone aggregates/gravels ) with 20mm and down size graded crushed stone aggregates / gravels . all materials including cement supplied by the contractor . , providing and laying in position reinforced cement concrete of design mix m25 with opc cement @340 kgs , with 20mm and down size graded coarse aggregates @ 0 . 70cum and fine aggregates @ 0 . 47cum , with admixures if requirred machine mixed , concrete laid in layers not exceeding 15 cms , vibrating , tamping , curing and rendering if required to give a smooth and even surface etc . , with pockets , openings , recesses , chamfering etc . , wherever required , for all works in