WATERPROOFING FOR HEALTHY STRUCTURES | BY SUNANDA GLOBAL (PART 1)

Waterproofing Practices – An Introduction “No material is itself durable or non-durable, it is the interaction of the material with its in-service environment that determines its durability” – says a well-known concrete technologist Larry Masters. Thus, with reference to concrete, durability will depend on the nature of the concrete (and that means impermeability) and the … Read more

ACI YOUNG MEMBER AWARD FOR PROFESSIONAL ACHIEVEMENT

Mr. Sourabh Manjrekar is awarded for notable contributions to the development of construction chemical aids and systems to improve reinforced concrete performance and for outstanding service advancing the ACI strategic plan at the chapter, national and international level with a focus on mentoring students. Sunanda Speciality Coatings is considered to be a market leader in the … Read more

KEEPING INDIA’S BOOMING IT INDUSTRY WATERPROOF – CASE STUDY II

1.GPX Global Systems DESCRIPTION OF THE PROBLEM: GPX Global Systems builds and operates private, carrier-neutral Internet Exchanges (IX’s) and Internet Data Centers (IDC’s) in emerging, commercial markets. The company offers a world-class, carrier-neutral collocation infrastructure, and environment to clients seeking to broaden their exposure and growth into new lucrative emerging global markets. GPX operates datacenters for many … Read more

KEEPING INDIA’S BOOMING IT INDUSTRY WATERPROOF – CASE STUDY I

1.Edelweiss/IBM DESCRIPTION OF THE PROBLEM: In 2008 Edelweiss, one of India’s leading financial service companies struck the highest deal in real estate by purchasing a 3 basement, G + 14 stored RCC building for approximately 250 crores with a built-up area of 2 lakh sq. ft. to house their corporate office. As part of their … Read more

KEEPING INDIA’S BOOMING IT INDUSTRY WATERPROOF

The Information Technology industry in India has increased its contribution to India’s GDP from 6.1% in 2009-10 to 6.4% in 2010-11. According to NASSCOM, the IT–BPO sector in India aggregated revenues of US$ 88.1 billion or Rs. 4.4 lakh crores in FY2011. The combination of several factors makes India an attractive country for foreign investors … Read more

OPTIONS AVAILABLE FOR WATERPROOFING (PART 4)

Various permutations and combinations in specifications can avoid such problems, for example, the following alternatives can be considered: 1.Give a water impermeable coating on the finished surface of IPS – Though this method can prove effective on a short-term basis, may create problems subsequently. It is observed that the coatings based on pure solvent-based polymers, though effective … Read more

MECHANISM OF WATERPROOFING | BY SUNANDA GLOBAL (PART 3)

Mechanism of Waterproofing by Proper Cement Hydration One of the products of hydration of cement is cementgel or Tobermorite, which is formed upto water cement ratio 0.65 to 0.7. At lower w/c ratio, it is formed more and more and vice versa. This hydration product has absolutely least co-efficient of permeability, i.e., 7×10-14 cm/sec and … Read more

SUNANDA CHEMICALS RECOGNISED AS PRODUCT INNOVATOR

Indian Construction Chemical Company ‘Sunanda Speciality Coatings Pvt. Ltd.‘ bagged the award for the ‘Development of Anti-washout admixture’ for the primary time within the Indian continent.  Hon’ble Chief Minister of Gujarat Mrs. Anandiben Patel, Chief Guest at the inauguration of India Chem perform congratulated the winners, as an encouragement to indigenous R&D and innovation in … Read more

WATERPROOFING OF THE STRUCTURES | BY SUNANDA GLOBAL (PART 2)

Modern day structures are indeed more complicated than the earlier ones, which were constructed, say 20-25 years ago. Earlier, a mere conventional waterproofing treatment of terrace, toilet, bath, sinks and an old basement needed the waterproofing job. However, these days the structures are high-rise, they have large podium, car-parking lots, basements, terrace garden at each … Read more

WATERPROOFING – EXTERNAL WALLS OF BUILDINGS

Water discharge or additional unconditionally wet ingress in buildings results in damp, uncomfortable internal environments; deterioration of internal finishes (including mould growth); unpleasant damp areas on wall and ceiling surfaces and multiplied concentrations of harmful pollutants moving occupant’s health. The exclusion of wet from buildings is thus not solely fascinating however conjointly AN utmost concern to the residents of the buildings. Water seepage through external wallsIn Mumbai, because of a significant downfall, water flowing through external walls … Read more