| SHAHBAD STONE LINTELS | |||
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| System Components | Initial Cost Structure | ||
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| Critical Factors | Tools Used | ||
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1. Thickness of stone lintel 2. Span of the opening 3. Bearing of stone lintel 4. Quality of stone |
1. Trowel 2. Water level tube 3. Straight edge 4. Hammer & Chisel 5. Pans 6. Rope |
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| DO'S | DON'T'S | ||
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1. Stone lintels should be placed only after the construction of masonry upto lintel level 2. Thickness of stone lintel should be at least one tenth of span 3. Lintel should have a minimum of 30cm bearing on either side |
1. Stone lintel should not be built in pieces 2. Stone should not be of poor tensile strength 3. Stone lintel should not have cracks | ||
| Construction Process | |||
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Place the stone lintel and apply mortar 
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Check the level of the lintel with water level 
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Lay cement mortar over the stone lintel 
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Place blocks over the stone lintel 
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Continue the construction above the lintel 
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Check the sill level using water level for place the window 
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Apply cement mortar and place the window frame in position 
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Raise the masonry on either side to the lintel level and spread mortar over the frame to place window lintel 
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Place stone lintel over the opening 
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A finished window lintel 
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