CONSTRUCTIONOFCHECKDAM AT MOUJA MOUBELIA GANPUR MD BAZAR BIRBHUM

1.CONSTRUCTION OF CHECK DAM 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.Depth of excavation not exceeding 1500 mm.

Excavation in ordinary soil/mixed soil i.e. Clay mixed with moorum, kankar, pebbles/ silt dry or moist/ slushy sit/sticky soil for WDS/WHS/RESRVOIR/SFMIS etc with hydraulic excavator of required bucket capacity including cutting and loading tippers,trimming bottom and side slopes in accordance with requirement of lines,grades and cross section and transporting to embankment/disposal site wiyhin all lifts andlead upto 1500 m including spreading, leveling disposed spoils at diposed area.(mode of measurement : pre work and post work)

Depth of excavation beyond 1500 mm and upto 3000 mm but not required shoring.

(A) 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) (B) Do - by fine sand

Single brick flat soling of picked jhama bricks including ramming and dressing bed to proper level & filling joints with local sand.

Ordinary Cement concrete (mix 1:2:4) with grade stone chips (20 mm nominal size) excluding shuttering , reinforcement if any, in ground floor as per relevant IS codes.(I) Pakur variety.

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, eams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works (upto roof of ground floor)(c) 9 to 12 mm thick approved quality plyboard shuttering in any concrete work.

Reinforcement for R.C.C. work in al sorts of structure including distribution bars stirrups, binders, etc. including supply of rods, initial straightening of bent bars excluding coil bars and removal of loose rust (if necessary) cutting to requisitite length. (i) Tor Steel/ Mild Steel.

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed andraking out joints including throating, nosing and drip course,scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface](ii) With 1:4 cement mortar (a) 20 mm thick plaster

Neat cement punning about 1.5mm thick in wall,dado,window sill,floor etc.