Repair works to the damaged outer A row wall at 20m elevation in East side of Air Washer Room in Unit IV Transformer yard area

Dismantling the existing damaged RCC wall for the required width & depth as per the instructions of Engineer in charge and disposing the debris 1kmaway from the site including providing safety net including cost of all materials, labour, lead, lift, T& P etc., complete.

Providing shuttering using steel shutters with bolt arrangement including cost of all materials, labours, lead, lift, etc. complete

Providing RCC 1:1.5:3 using OP cement with 12 to 20mm machine crushed HBG metal with Nitobond AR mixed in cement mortar at 100ml/bag of cement including cost of all materials, labour, lead, lift, curing, etc., complete - excluding cost of reinforcement and form work.

Supplying & Providing RTS rod including cutting, bending, tying & fixing in position as per specification including binding wires, cost of all other materials, labour, lead, lift, curing, etc., complete.

Providing two legged scaffolding using 10-13 cm dia casuarina props, distance between two rows being 1.25m and spacing of posts being 2m in both rows, with two horizontal posts with 0.50m overlap on either side and braces at 2m c/c including longitudinal and transverse middle braces to step up and providing a platform with C.W Planks of 40mm thick and 1m width etc., complete using coir and nails.

Chipping the concrete surface and roughening the surface for future bonding and thorough cleaning the surface including cost of all materials, labour, lead,lift, curing,etc., complete.

Applying one coat of Nito Zinc/equivalent primer afterthorough cleaning of rust in the reinforcement rate including cost of all materials, labours, lead, lift, etc., complete as directed by the engineer at site.

Clean removal of wornout cement plaster from walls & plastering with C.M 1:5, 12 mm thick with Nitobond AR to be mixed in cement mortar at 250ml./bag of cement including one coat of primer with white cement, cost of all materials, labours, lead, lift, curing, etc. complete.

Dismantling the old pipe and Supplying and fixing in position of 160mm dia. PVC pipe of 4 Kg/Sqm (ISI Mark) pressure Pipe approved dept Engineer with the necessary PVC specials, clamps, bolts & Nuts by replacing the existing damaged / broken C.I. pipe water down fall pipes including cost of all materials, labour, lead, lift, tools etc., complete.

Supplying, Cutting, bending & tying in position secondary reinforcement wherever necessary using GI weld mesh of size 75 x 50mm 10gauge to the existing concrete surface prepared as per specification including transporting, fabricating bending & tying in position as per the engineer at site including cost of all materials, labours, lead,lift,etc. complete.

Providing PCC 1:1.5:3 screed concrete using OP/PP cement with 6 to 10mm chips machine crushed HBG metal including cost of all materials, labours, lead, lift, curing, etc. complete.

Providing patchup in the inner surface by providing primer coat of epoxy compound and applying 10mm thick epoxite epoxy screeding using quartz sand and epoxy compounds of Hindustan ciba geigy including cost of all materials, labours, leads, lifts, etc., complete.

Supplying and providing 5.5mm plain for windows After replacement of damaged glasses including fixing all other accessories such as 8mm U channel screws glass putty including cost of labour charges lead lift etc., complete.

Providing two coats with ready mixed plastic emulsion (exterior walls) of first class quality paint & approved colour over a priming coat including cost of all materials, labours, lead, lift,etc. complete.

Painting two coats with ready mixed enamel paint for the old steel surface including cost of all materials, scaffolding charges, thorough cleaning of surface, labours, lead, lift, curing, etc. complete.

Providing temporary protection by erecting working platform for preventing debris & concrete forms falling in the sensitive equipments , including cost of the materials, MS pipe clamps, CW planks, nails , labour, lead, lift etc., complete.

A.MURUGAN/GURU ENGINEERING