Ashlar Fine Masonry

Ashlar Fine Masonry In Ashlar Fine Masonry, all the stones are fine tooled, on all bed and side joints, and the faces are rendered perfectly true to the pattern desired. The height of the courses is never less than 30 cm. and generally all the courses are kept of the same height ...

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Dry Rubble Masonry

Dry Rubble Masonry The construction of this form is similar to that of ordinary rubble masonry without mortar. Dry Rubble Masonry in which the stones are laid one upon other and the packing with cement mortar is not done. Moreover the locking of stones should be done careful so t...

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Coursed Rubble Masonry

Coursed Rubble Masonry Coursed Rubble Masonry is the form of masonry which is commonly adopted in the construction of residential buildings public buildings, piers and abutments for ordinary bridges. Considering the dressing and finishing of the stones, it is further sub-divided ...

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Random Rubble Masonry

Random Rubble Masonry Random Rubble Masonry is slightly superior to uncoursed rubble masonry. In this form the stones used in the work are hammer or chisel-dressed. The stones are not suitably shaped or finished and as such the elevation of this type of stone masonry shows irregu...

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Uncoursed Rubble Masonry

Uncoursed Rubble Masonry Uncoursed Rubble Masonry is the poorest form of stone masonry. The stones to be used for the work are directly obtained from the quarry, after merely knocking off weak corner and edges with the mason’s hammer. The stones are carefully laid so as to brea...

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IRS-T 40 Special Grade Cement

IRS-T 40 Special Grade Cement The IRS-T 40 Cement is a special type of cement which is mainly used in railway works only. This special cement is manufactured under the specifications that are approved by the ministry of Indian Railways. This cement contains high volume of C3S con...

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Plaster of Paris

Plaster of Paris Plaster of Paris is calcined gypsum. Mixed with ordinary lime it is used for repairing holes and cracks in wooden or plastered surfaces, and for making moulds and ornamental works. When mixed with water its swells slightly and sets rapidly. Gypsum is natural calc...

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Tests for Strength of Lime Mortars

Tests for Strength of Lime Mortars Two bricks are joined flat in a cross fashion one over the other with 12 mm mortar joint. Bricks are thoroughly soaked in water before joining and cured for 7 days after they are jointed. Load required to separate them at joint gives the adhesiv...

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Lime Mortars

Lime Mortars Lime mortars require grinding to slake the unslaked particles and to make an intimate mixture of the materials. Lime/surkhi mortars are ground in two operations, first only the lime and surkhi are ground together and then sand is added and again ground. For big jobs ...

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Shell Lime

Shell Lime Shell lime freshly slaked is used for polished plaster and white washing. It comes under the catagory of ‘fat limes’. ...

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