TENDER FOR Site Development Works In Dabidubi Land Of Nrl , site development works in dabidubi , contour survey: conducting contour survey including taking spot levels at an interval of 5m as per site condition along with level of nearby roads and plinth level of buildings and showing existing topography with existing structures , nearby buildings , indicating refernce pillars in map with contours and plotting spot levels in a separate sheet complete with submission of a survey report as directed by eic and scope of work mentioned in scc . , jungle cutting: clearing and grubbing road land including , uprooting wild vegetation , grass , bushes , shrubs , saplings and trees of girth upto 300 mm , removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned , upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per technical specification clause 201 . trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared by mechanical means . in area of non-thorny jungle , site grading ( cutting / filling ) : earthwork in excavation and simultaneous filling in all types of soil except soft rock and hard rock for general site grading for all heights and depths including stripping etc . in excavation areas , dewatering , if necessary , sorting out the excavated soil into serviceable and unserviceable materials in excavation areas and including filling in filling areas with serviceable material for general site grading and roads for all heights and depths to proper levels , slopes , grades and camber including clearing and stripping in filling areas as per specifications , consolidating exposed natural soil to 90% of max . laboratory dry density as per is:2720 part-vii , cutting of trees of girth upto and inclusive of 30 cms , removal of vegetation , breaking clods , spreading in layers not exceeding 30 cms loose thickness , watering , ramming and compacting with power road rollers to give at least 90% of max . laboratory dry density , dressing , leveling , testing , etc ( measurement shall be taken in the cutting area only ) . , roads / culverts / retaining wall works , excavation: earth work in excavation by mechanical means ( hydraulic excavator ) / manual means over areas ( exceeding 30 cm in depth , 1 . 5 m in width as well as 10sqm on plan ) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1 . 5 m , as directed by engineer-in-charge . all kinds of soil , subgrade & shoulders: construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads , transporting to site , spreading , grading to required slope and compacted to meet requirement of table 300 . 2 with lead upto 1000 m as per technical specification clause 303 . 1 . , compacting original ground supporting: loosening , levelling and compacting original ground supporting embankment to facilitate placement of first layer of embankment , scarified to a depth of 150 mm , mixed with water at omc and then compacted by rolling so as to achieve minimum dry density as given in tables 300 . 1 and 300 . 2 for embankment construction as per technical specification clause 301 . 4 . 1 . , random rubble masonary upto plinth: random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 ( 1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size ) upto plinth level with : cement mortar 1:6 ( 1 cement : 6 coarse sand ) , random rubble masonary ( super str ) : random rubble masonry with hard stone in superstructure above plinth level and upto floor five level , including leveling cement mortar 1:6 ( 1 cement : 6 coarse sand ) , filling: filling available excavated earth ( excluding rock ) in trenches , plinth , sides of foundations etc . in layers not exceeding 20cm in depth , consolidating each deposited layer by ramming and watering , lead upto 50 m and lift upto 1 . 5 m . , pcc ( 1:5:10 ) : providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - allwork up to plinth level :1:5:10 ( 1 cement : 5 fine sand : 10 graded stone aggregate 40mm nominal size ) , rcc ( 1:1 . 5:3 ) : 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 :rcc ( 1:1 . 5:3 ) upto plinth , 20mm aggregates , nominal mix , tmt bars: steel reinforcement for r . c . c . work including straightening , cutting , bending , placing in position and binding all complete upto plinth level . thermo-mechanically treated bars of grade fe-500d or more . , brickwork: brick work with common burnt clay f . p . s . ( non modular ) bricks of class designation 7 . 5 in foundation and plinth in:cement mortar 1:6 ( 1 cement : 6 coarse sand ) , np3 hume pipes: providing and laying reinforced cement concrete pipe np3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation , protection works , backfilling , concrete and masonry works in head walls and parapets clause 1106 . 1200 mm dia , gsb: construction of granular sub-base by providing well 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 smooth wheel roller to achieve the desired density , complete as per technical specification clause 401 . grading ii , wbm- gr i: providing , laying , spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness , hand packing , rolling with three wheel 80-100 kn static roller in stages to proper grade and camber , applying and brooming , stone screening / binding materials to fill-up the interstices of coarse aggregate , watering and compacting to the required density grading 1 as per technical specification clause 404 . by mechanical means , wbm- gr ii: providing , laying , spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness , hand packing , rolling with smooth wheel roller 80-100 kn in stages to proper grade and camber , applying and brooming , stone screening / binding materials to fill-up the interstices of coarse aggregate , watering and compacting to the required density grading 2 as per technical specificationclause 405 . mechanical means , shuttering works: centering and shuttering including strutting , propping etc . and removal of form for : foundations , footings , bases of columns , etc . for mass
