BOQ WATERPROOFING

Page 1

BOQ for Waterproofing Work No.

DESCRIPTION OF ITEMS

1.00 Surface Preparation & Crack Filling Cleaning and making necessary surface preparation by Pressure washing and cleaning with Wire brush to remove any dust and laitance, grease, oil, moisture etc., chasing open the construction joints/cracks to form a U shaped groove of approx. 20 mm width and 20 mm depth; wash by water or chemically treated water and dry thoroughly. Then sealing the same using microconcrete.Polysulphide Sealent at the edges of drainage pipes Waterproofing Treatment Providing and applying SUNANDA ELASTOPROOF PU system with elongation over 700% applied in 2 coats at a total approx, 1.5 kg per sq mt on the floor and the walls to be applied by brush / Roller over the RCC slab and on the vertical surface upto 2ft height.

Surface Preparation & Crack Filling Cleaning and making necessary surface preparation by Pressure washing and cleaning with Wire brush to remove any dust and laitance, grease, oil, moisture etc., chasing open the construction joints/cracks to form a U shaped groove of approx. 20 mm width and 20 mm depth; wash by water or chemically treated water and dry thoroughly. Then sealing the same using microconcrete.Polysulphide Sealent at the edges of drainage pipes Waterproofing Treatment Providing and applying SUNANDA Polyalk WP system applied in 2 coats at with the ratio 1 (WP) :0.25 ( grey cement) to be applied by brush / Roller over the RCC slab and on the vertical surface upto 2ft height. Protective Screed laying 25 mm avg thick screed with mix 1:3 mortar over waterproofed surface area. All mortar mix to be necessarily added with Sunanda SUNPLEX (330 gms) pouch of M/s. Sunanda Speciality Coatings Pvt. Ltd. or equivalent per 50 Kg bag of cement. Cure the same for min. 7 days Protective Screed on sloping roof laying 40 mm avg thick screed with mix 1:3 mortar over waterproofed surface area. All mortar mix to be necessarily added with Sunanda SUNPLEX (330 gms) pouch of M/s. Sunanda Speciality Coatings Pvt. Ltd. or equivalent per 50 Kg bag of cement. Cure the same for min. 7 days Brickbat Coba In Sunken Areas Followed by filling sunken portion by using brickbat coba of upto 110mm, consisting of broken brick pieces, laid over a bed of cement mortar (1:4), including Sunanda Sunplex integral waterproofing admixture @ 330 gm per bag of cement, filling the joints in cement mortar (1:4) including Sunanda Sunplex @ 330 gm per bag of cement and finishing on top with a screed of 10 to 12 mm thick in cement mortar (1:4) including Sunanda Sunplex @ 330 gm per bag of cement, keeping the surface broomed, curing and testing for water tightness for 7 days etc. complete.

UNIT

Total Quantity

RATE (Rs.)

AMOUNT (Rs.)

Remarks

Sqmt

250

-

Sqmt

100

-

Sqmt

250

-

Sqmt

50

-

Sqmt

50

-


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