Storage of Cement

Storage of Cement Cement can be safely stored in sacks for a few months if kept in dry and air-right room. If prolonged storage of cement is unvoidable, it is better to empty the bags and stock the cement in as deep a heap as possible in a damp-proof enclosed space. Paper sacks a...

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Test for Freshness of Cement

Test for Freshness of Cement Indications of a damaged cement are given by the presence of large lumps of set cement, and when this happens the lumps should be screened out unless they are soft enough to be powdered when pressed in the fingers. It needs to be considered if this ce...

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Hydration of Cement & Evolution of Heat

Hydration of Cement & Evolution of Heat When water is added to cement, the cement hydrates and during the chemical reactions which take place while the cement is setting an increase in temperature occurs and a considerable quantity of heat is generated. Hydration of cement is...

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How to Patch Scratches & Small Holes in Hardwood Flooring

How to Patch Scratches & Small Holes in Hardwood Flooring Materials & Tools Needed: 1. Hammer 2. Wood Patch 3. Putty Knife 4. Sand Paper 5. Wood Restorer   Procedure on How to Patch Scratches & Small Holes in Hardwood Flooring: Step 1: For fixing small nail holes...

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How to Remove Stains in Hardwood Floors

How to Remove Stains in Hardwood Floors Materials & Tools Needed: 1. Sand paper 2. Oxalic Acid Crystals 3. Rubber gloves 4. Borax 5. Wood restorer   Procedure on How to Remove Stains in Hardwood Floors: Step 1: Remove the top hardwood floor finish of the stained area by ...

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How to Clean and Renew Hardwood Floors

How to Clean and Renew Hardwood Floors Materials & Tools Needed: 1. Vacuum Cleaner 2. Hot Water 3. Mild Detergents or Hardwood Floor Cleaning Kit (Prefer Solvent Type only) 4. Rubber Gloves 5. Scrubbing Pad 6. Soft Cloth 7. Paste Wax 8. Buffing Machine.   Procedure on Ho...

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North Dakota Cone Test

North Dakota Cone Test North Dakota Cone Test is a cone penetration test similar to the California Bearing Ratio (C.B.R.) test developed by the North Dakota State Highways Deptt. This test is simpler and more rapid than the C.B.R. but its use is restricted to fine-grained soils a...

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California Bearing Ratio (CBR) Test on Soils

California Bearing Ratio (CBR) Test on Soils California Bearing Ratio (C.B.R.) Test which is an ad hoc penetration test developed by the California State Highways Dept. (USA) for the evaluation of sub-grade strengths. It is a measure of the shearing resistance of a soil to penetr...

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Vane Test Procedure – Shear Strength of Soils

Vane Test Procedure – Shear Strength of Soils The Vane test is a field shear test for clays in which a vane consisting of two or four blades fixed at right angles, is attached to the end of rod and pushed into the soil at the bottom of a borehole. The torque required to cau...

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Unconfined Compression Test of Soils Procedure

Unconfined Compression Test of Soils Procedure Unconfined Compression Test is similar to a compression test performed on concrete cylinders and is made by applying an axial load to cylindrical or prismatic soil samples and measuring the deformation corresponding to the stress as ...

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