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BAMBOO- A GREEN BUILDING MATERIAL

Written on 25 Mar, 2010 at 9:27 in Building Materials, Building Technology, Green Buildings, Miscellaneous | viewed 447 views times and users have made 3 comments so far
BAMBOO- A GREEN BUILDING MATERIAL

What is Bamboo? Bamboo is a grass, not a wood. Extensive root system constantly growing underground. Replenishes itself naturally. Grows naturally in biologically diverse forests throughout southeast Asia, South and Central America, and the Caribbean Why Use Bamboo? Bamboo stands... (Continue reading)

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ADVANCED COMPOSITE MATERIALS (ACMs)

Written on 10 Mar, 2010 at 0:15 in Building Materials, Composite | viewed 357 views times and users have made 0 comments so far
ADVANCED COMPOSITE MATERIALS (ACMs)

ACMs can be defined as combination of materials appropriately arranged using reinforcing fibers, carefully chosen matrixes, and some times auxiliary materials like adhesive core and other inserts. These combinations after proper manipulation and processing result in finished structure/item with synergistic... (Continue reading)

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RECYCLED AGGREGATE CONCRETE

Written on 27 Feb, 2010 at 11:32 in Aggregates, Building Materials, Concrete, Special Concrete | viewed 212 views times and users have made 0 comments so far
RECYCLED AGGREGATE CONCRETE

To obtain good quality concrete using recycled aggregate it is necessary to follow the minimum requirements defined by the respective Building Standards. Acceptable properties of aggregates are an elemental base for concrete quality, however adequate mix proportions and concrete production... (Continue reading)

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THE CHARPY IMPACT TEST

Written on 24 Feb, 2010 at 14:29 in Building Materials, Material Testing, Practical Guide | viewed 240 views times and users have made 0 comments so far
THE CHARPY IMPACT TEST

The Charpy impact test is one of the impact-testing that is used to determine the resistance towards a sudden load or impact. Impacted specimens with small fracture or with a very little plastic deformation is said to be in a... (Continue reading)

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PENETRATION VALUE OF BITUMEN

Written on 24 Feb, 2010 at 9:07 in Building Materials, Material Testing, Practical Guide | viewed 60 views times and users have made 0 comments so far

Penetration test is a commonly adopted test on bitumen to grade the material in terms of its hardness. A 80/100 grade bitumen indicates that its penetration value lies between 80 & 100.Grading of bitumen helps to assess its suitability in... (Continue reading)

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SHAPE TESTS

Written on 24 Feb, 2010 at 0:59 in Material Testing, Practical Guide, Transportation | viewed 97 views times and users have made 0 comments so far

The particle shape of aggregates is determined by the percentages of flaky and elongated particles contained in it. For base course and construction of bituminous and cement concrete types, the presence of flaky and elongated particles are considered undesirable as... (Continue reading)

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DETERMINATION OF LOS ANGELES ABRASION VALUE

Written on 22 Feb, 2010 at 20:45 in Building Materials, Material Testing, Practical Guide | viewed 520 views times and users have made 0 comments so far

DETERMINATION OF LOS ANGELES ABRASION VALUE AIM: (i) to determine the Los Angeles abrasion value. (ii) to find the suitability of aggregates for use in road construction.... (Continue reading)

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SPECIFIC GRAVITY AND WATER ABSORPTION TEST

Written on 22 Feb, 2010 at 20:39 in Building Materials, Material Testing | viewed 104 views times and users have made 0 comments so far

SPECIFIC GRAVITY AND WATER ABSORPTION TEST AIM: i) To measure the strength or quality of the material ii) To determine the water absorption of aggregates   APPARATUS: The apparatus consists of the following (a) A balance of capacity about 3kg,... (Continue reading)

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DETERMINATION OF AGGREGATE IMPACT VALUE

Written on 22 Feb, 2010 at 20:34 in Aggregates, Building Materials, Material Testing, Practical Guide | viewed 647 views times and users have made 0 comments so far

DETERMINATION OF AGGREGATE IMPACT VALUE AIM: (i) to determine the impact value of the road aggregates; (ii) to assess their suitability in road construction on the basis of impact value.   APPARATUS: The apparatus as per IS: 2386 (Part IV)... (Continue reading)

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DELPHI TECHNIQUE IN PROCUREMENT SYSTEMS OF CONSTRUCTION PROJECTS

Written on 16 Feb, 2010 at 21:50 in Building Materials, Construction Management, Procurement | viewed 299 views times and users have made 1 comment so far
DELPHI TECHNIQUE IN PROCUREMENT SYSTEMS OF CONSTRUCTION PROJECTS

Construction procurement system is the organizational framework adopted by the client for the management of design and construction of a project. With the introduction of new and innovative ways of construction, many new and alternative procurement systems have been developed... (Continue reading)

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WOOD AS A CONSTRUCTION MATERIAL

Written on 11 Feb, 2010 at 19:05 in Building Materials, Building Technology, Wood | viewed 96 views times and users have made 1 comment so far
WOOD AS A CONSTRUCTION MATERIAL

Wood as a Construction Material: · Used extensively for buildings, bridges, utility poles, piles, floor, trusses, roofs - Natural, and - Engineered wood products (laminates, plywood, strand board.) · Low cost, availability, ease of use, and renewable · Wood is... (Continue reading)

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Cement Types and Characteristics of Cements

Written on 10 Feb, 2010 at 9:14 in Building Technology, Concrete, Miscellaneous | viewed 45 views times and users have made 1 comment so far
Cement Types and Characteristics of Cements

Types of Portland Cement · Different types of Portland cement are manufactured to meet the requirements for specific purposes · The American Society for Testing and Materials (ASTM) Designation C150 specifies the following eight types of Portland cement... (Continue reading)

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Setting of Cement & Microstructure of HCP

Written on 8 Jan, 2010 at 21:56 in Building Technology, Concrete, Fresh Concrete | viewed 37 views times and users have made 1 comment so far
Setting of Cement & Microstructure of HCP

Setting of Cement Setting is the term d to describe the stiffening of the cement paste Setting is used also describe the change of the cement paste from a fluid to a rigid state Although, during setting, the paste acquires... (Continue reading)

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Stainless Steel Reinforcing Bars (Rebar)

Written on 7 Jan, 2010 at 22:17 in Building Technology, Materials Management | viewed 271 views times and users have made 3 comments so far
Stainless Steel Reinforcing Bars (Rebar)

In the USA, the National Highway System (NHS) Designation Act came into effect in November 1995. It requires every NHS project over $25 million to be subject to a life cycle cost analysis. In the above example, the initial capital... (Continue reading)

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Materials Management in Construction

Written on 22 Dec, 2009 at 19:31 in Materials Management | viewed 157 views times and users have made 3 comments so far
Materials Management in Construction

Materials management is an important element in project planning and control. Materials represent a major expense in construction, so minimizing procurement or purchase costs presents important opportunities for reducing costs. Poor materials management can also result in large and avoidable... (Continue reading)

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Composite Materials

Written on 10 Dec, 2009 at 13:38 in Composite | viewed 65 views times and users have made 1 comment so far
Composite Materials

Composite Materials Composites are combinations of two more separate materials on a microscopic level, in a controlled manner to give desired properties.  The properties of a composite will be different from those of the constituents in isolation. When two materials... (Continue reading)

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