construction of guard wall and concrete road near h / o kader ali at uttar narayanpur in ward no . 1 under bidhannagar municipal corporation ., earth work in excavation of foundation trenches or drains , in all sorts of soil ( including mixed soil but excluding laterite or sandstone ) including removing , spreading or stacking the spoils within a lead of 75 m . as directed . the item includes necessary trimming the sides of trenches , levelling , dressing and ramming the bottom , bailing out water as required complete . ( a ) depth of excavation not exceeding 1 , 500 mm . , single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand . , filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water , ramming complete including the cost of supply of sand . ( payment to be made on measurement of finished quantity ) , ordinary cement concrete ( mix 1:2:4 ) with graded stone chips ( 20 mm nominal size ) excluding shuttering and reinforcement , if any , in ground floor as per relevant is codes . a ) pakur variety , cement concrete with graded jhama khoa ( 30 mm size ) excluding shuttering in ground floor and foundation . ( a ) 1:3:6 proportion , hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs , beams and columns , lintels curved or straight including fitting , fixing and striking out after completion of works ( upto roof of ground floor ) ( a ) 25 mm to 30 mm thick wooden shuttering as per decision & direction of engineer-in-charge . , reinforcement for reinforced concrete work in all sorts of structures including distribution bars , stirrups , binders etc initial straightening and removal of loose rust ( if necessary ) , cutting to requisite length , hooking and bending to correct shape , placing in proper position and binding with 16 gauge black annealed wire at every intersection , complete as per drawing and direction . ( a ) for works in foundation and upto roof of ground floor / upto 4 m ( i ) tor steel / mild steel ii . other than sail / tata / rinl , brick work with 1st class bricks in cement mortar ( 1:6 ) . ( a ) in foundation and plinth , plaster ( to wall , floor , ceiling etc . ) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating , nosing and drip course , scaffolding / staging where necessary ( ground floor ) . [ excluding cost of chipping over concrete surface ] ( i ) with 1:6 cement mortar ( c ) 15 mm thick plaster , neat cement punning about 1 . 5 mm . thick in wall , dado , window sills , floor , drain etc . , earth work in filling in foundation trenches or plinth with good earth , in layers not exceeding 150 mm . including watering and ramming etc . layer by layer complete . ( payment to be made on the basis of measurement of finished quantity of work ) ( iii ) with carried earth arranged by the contractor within a radius exceeding 3 km . but not exceeding 5 km . including the cost of carried earth .