The Constructor
NOVEMBER 15, 2011
Nominal Mixes In the past the specifications for concrete prescribed the proportions of cement, fine and coarse aggregates. Nominal Mixes In the past the specifications for concrete prescribed the proportions of cement, fine and coarse aggregates.
Construction Marketing
NOVEMBER 18, 2011
The Construction Marketing Association is proud to highlight the best in show of the 2011 Construction Marketing STAR Awards. Best-in-Show honors goes to the the winner of the most STAR or SUPERSTAR awards, which for 2011 was McGraw-Hill Construction with 13 total awards. 2011 Construction Marketer of the Year Award Winners.
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The Constructor
NOVEMBER 25, 2011
WHY WE TEST CONCRETE SRTRENGTH AFTER 28 DAYS? WHY WE TEST CONCRETE SRTRENGTH AFTER 28 DAYS? Tweet Why do we test concrete compressive strength after 28 days? The table below shows the compressive strength gained by concrete after 1, 3, 7, 14 and 28 days with respect to the grade of concrete we use.
The Constructor
NOVEMBER 22, 2011
It has many advantages when compared to the normal conventional concrete. Fly ash is considered as one of the waste industrial product that cannot be easily disposed. It solves the problem of disposal of flyash and at the same time it reduces the cost of the construction.
The Constructor
NOVEMBER 21, 2011
Both the rate and degree of hydration, and the resulting strength of the final concrete, depend on the curing process that follows placing and consolidating the plastic concrete. This reaction, called hydration, produces a stone-like substance—the hardened cement paste.
The Constructor
NOVEMBER 17, 2011
The shells are most commonly flat plates and domes , but may also take the form of ellipsoids or cylindrical sections, or some combination thereof.
The Constructor
DECEMBER 17, 2011
It is new technique involved in the civil engineering.Reactive powder concrete in made by replacing the conventional sand and aggregate by grounded quartz less than300 micron size, silica fume, synthesized precipitated silica ,steel fibers about 1 cm in length and 180 micron in diameter.
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