Augmentation of flow irrigation scheme Gajruhal, Charnamati, Lower Baijnath, Jaduhl, Rainki, Chaloti, Bhattu, Dhanag, Uttrala and Taras in Tehsil Baijnath District Kangra(HP)

Amount

Excavation in drain and channels etc. in all kinds of soil such as pick work,jumper work including dressing of sides and beds and disposing of excavated earth within all leads and lifts as per the direction of Engineer-in-charge.

Excavation in foundation trenches etc.in earth work in all kinds of soil such as pick work,jumper work,blasting in soft and hard rock and chiselling work including saturated soil slushy soil and under floor upto all depth and stacking the excavated soil not more than 3 metre clear from the edge of excavation and then returning the stacked soil in 15 centimetre (Fifteen centimetre) layer when required into plinth sides of foundation etc.consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth as directed by the Engineer-in-charge within all leads and lifts

Providing and laying cement concrete 1:4:8 (One cement is to four sand is to eight graded stone aggregate 40 milimetre nominal size) and curing complete excluding the cost of form work in foundation and plinth within all leads and lifts as per the direction of Engineer-in-charge.

Providing and laying cement concrete 1:3:6 (One cement is to three sand is to six graded stone aggregate 20 milimetre nominal size) and curing complete excluding the cost of form work in foundation and plinth within all leads and lifts as per the direction of Engineer-in-charge.

Providing form work with steel plates 3.15 milimetre thick welded with angle iron in frame 30x30x5 milimetre so as to give a fair finish including centring,shuttering,strutting and propping etc.with wooden battens ballies,height of propping and centring below supporting floor two ceiling not exceeding 4 metre and removal of the same for in-situ-reinforced concrete and plain concrete work in :-

Vertical surfaces such as walls(any thickness)partitions walls and the like including attached pillasters,buttreses plinth string courses and the like within all leads and lifts as per the direction of Engineer-in-charge.

Providing and laying cement concrete 1:2:4 (One cement is to two sand is to four graded stone aggregate 20 milimetre nominal size) and curing complete excluding the cost of form work and reinforcement for reinforced cement concrete work in:-

Walls (any thickness) butt not less then 0.10 metre thickness) attached pillasters, buttresses, plinth and string courses etc. from top of foundation up to floor two level with in all leads and lifts as per the direction of Engineer-in-charge.

Providing and laying mild steel/tor steel reinforcement for reinforced cement concrete work including bending binding and placing in position complete upto floor two level within all leads and lifts as per the direction of Engineer-in-charge.

Providing and fixing PVC water stop seal 20 metre center to center of expension cum construction joint within all leads and lifts as per the direction of Engineer-in-charge.

Steel work welded in built up sections,trusses and framed work including cutting,hoisting and fixing in position and applying a priming coat of red lead paint in gratings,framed guard bars,ladders,railing,brackets and similar type of work within all leads and lifts as per the direction of Engineer-in-charge.

Providing and fixing mild steel gate complete in all respect within all leads and lifts as per the direction of Engineer-in-charge.

Providing, laying,jointing & testing in trenches to be leveled to grades, BIS marked MSERW flanged pipes of following diameters conforming toIS/ ISO 3183:2007 ( latest with up to date amendments ) of steel grade L-290 and capable withstanding required test pressure in a random length of 5.5 to 6.5 metre, including manufacturing reducer/tappers, all short pieces, bends etc. as per site requirement made from parent tubes. The layers of pipe shall also include welding of flanged joints welding in three layers (Two inner one outer) and all operation such as cutting welding, jointing, fabrication of bends, tees etc. and lowering need laying in excavated trenches to ensure required level complete in all respects to the best specifications of Engineer-in-charge (Earth work in trenches is to be measured and paid separately) The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The pipe shall be factory galvanized zinc coating both inside and out side as per relevant IS standards and the damaged portion of pipe made from the parent tube, shall be provided anticorrosive treatment by applying two coats bitumens paint over priming coat as per AWWA specification C-203-1978. The welding electrodes shall be as per IS 814 of Advani Oerlikon/L&T of ISI marked make complete in all respect. (earth work in trenches to be measured & paid for seperately) including carriage of materials with in all leads and lifts as per direction of Engineer-in-charge.

300 milimetre dia.

Construction of thrust block of size 1.50x1.50x1.50 metre complete in all respect within all leads and lifts as per the direction of Engineer-in-charge.

kksarmai

Ajay Pathania Govt.Contractor

Ramesh Rana Govt Contractor