Reconstruction of damaged protection wall for safety of 60 Metres High Tower at Kotla Distt Kangra HP

Amount

Sub-Head : Earth Work

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth, lead up to 50m and lift up to 1.5m,as directed by Engineer-in-Charge.

All kinds of soil

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All kinds of soil.

Sub-Head : Concrete Work

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:2:4 (1 cement : 2 coarse sand(zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

1:5:10 (1 cement : 5 coarse sand (zone-III) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form work for :

Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc..

Providing and laying in position cement concrete 1:4:8 (1 cement: 4 coarse sand: 8 graded stone aggregate 40mm nominal size) with 15% plums/stone boulders of specified grade and size and curing complete excluding the cost of centering and shuttering in retaining walls & breast walls. The size of plums shall usually be 150mm to 300mm as per the directions of the Engineer-in-charge.

Providing and fixing 75mm dia P.V.C. pipe (working pressure 4Kg./Sqcm.) conforming to IS : 13592 type-A in retaining walls for use as weep holes, laid to required slope complete as per the directions of the Engineer- in- charge.

Filling with well graded stone boulders at the back of Retaining wall complete as per the directions of the Engineer-in-charge.

Sub Head- Steel Work

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.

In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works.

Sub-Head : Finishing

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

Two or more coats on new work.

Sub Head- Road Work

Providing and fixing G.I. chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 2 mm dia wire or nuts, bolts and washers as required complete as per the direction of Engineer-in-charge.

Made of G.I. wire of dia 4 mm

RAJESH KUMAR (BID ID -931066)