The Constructor - Civil Engineering Home for Civil Engineers

The Constructor - Civil Engineering Home provides informational resources to Civil Engineers around the globe on various subjects such as construction management, Structural Engineering, Building Construction Tips, How to Guides for Civil Engineers etc.

HIGH STRENGTH PRESTRESSED CONCRETE CUBE TEST RESULTS

High strength prestressed concrete cube tests guidelines are guidelines prescribed in the Indian standard code IS: 1343-1980 with respect to quality of materials used in prestressed concrete. The minimum 28 day compressive strength of concrete cubes of 15 cm size, ...

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FREE-STANDING RETAINING WALL WITH TYPES

Free-standing retaining walls are constructed in an open excavation and the retained soil is backfilled after construction. Generally free-standing walls are only economically viable on sites where there is sufficient space to compact the sides of the excavation to stable ...

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Testing of Sand Quality at Construction Site for Concrete

There are different methods for testing of sand quality at construction site for concrete construction. Quality of sand is as much of importance as other materials for concrete. Aggregate most of which pass through 4.75 mm IS sieve is known as fine ...

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CONCRETE WATERPROOFING BY POLYETHYLENE FILMS

Polyethylene Films are used for waterproofing in Walls or base of Structures. Water proof treatment is applied as outlined and as per sequence given below: a) The concrete surface is made smooth with 12 mm cement plaster 1:6 ii) Apply ...

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COMPRESSIVE STRENGTH TEST ON CONCRETE CYLINDERS

AIM To determine the compressive strength of concrete cylinders.   APPARATUS Compression testing machine, cylinder mould of 150mm diameter and 300mm height, weighing balance.   PROCEDURE (i) Cast the cylinder and cure for 28 days. (ii) Takeout the specimen from the curing tank. (iii) Wipe out the excess water ...

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