Define lime mortar. Explain its Properties.

Define lime mortar. Explain its Properties.
by

1 Answer

Answer :

Lime Mortar:-Lime Mortar is a paste prepared by adding required quantity of water to a mixture of lime and fine aggregate like sand.

Properties of Lime Mortar :

1)It should be capable of developing good adhesion with the building units such as  Bricks, stones, etc.

2) It should be capable of developing the designed stresses.

3) It should be capable of resisting penetration of rain water.

4) It should be cheap.

5) It should be durable.

6) It should be easily workable.

7) It should not affect the durability of materials with which it comes into contact.

8) It should set quickly so that speed in construction may be achieved.

9) The joints formed by mortar should not develop cracks and they should be able

 To maintain their appearance for a sufficiently long period.
by

Related questions

State properties of good mortar

Description : State properties of good mortar

Last Answer : Following are the properties of a good mortar: 1) It should be capable of developing good adhesion with the building units such as bricks, stones, etc. 2) It should be capable of ... not develop cracks and they should be able to maintain their appearance for a sufficiently long period.

Define lime and explain manufacturing of lime by continuous kiln with neat sketch.

Description : Define lime and explain manufacturing of lime by continuous kiln with neat sketch.

Last Answer : Lime: The moisture and carbon dioxide are removed from the limestone by the process of calcination and the product which is remained after removing the moisture and carbon dioxide is termed as lime. The ... with as of fuel. Its thermal efficiency is however higher than of other furnaces.

Define slaking of lime.

Description : Define slaking of lime. 

Last Answer : It is the process of chemical combination of quick lime with required quantity of water for killing the heat and getting into powder form for use.

Define asphalt and state any three properties of asphalt.

Description : Define asphalt and state any three properties of asphalt.

Last Answer : Definition: It is a form of bitumen which is sticky, black and viscous liquid or semisolid in nature. Aggregates + bitumen = asphalt. OR It is an artificial mixture of bitumen and inert matter like alumina, ... cooled. 8. It is tough and durable material 9. It is soluble in C2S, Benzene, Naptha

Explain the manufacturing process of hydraulic lime.

Description : Explain the manufacturing process of hydraulic lime. 

Last Answer : 1. Burning of impure limestone / kankar containing clay containing less than 30 %. With coal or charcoal as fuel. 2. If soft limestone is used, it is powdered, mixed with clay in right proportion & ... long as it is protected from air & moisture. After slaking it should be used within a week. 

State the uses (two each) of the following construction materials: i) Soda lime glass ii) Ferrous metal

Description : State the uses (two each) of the following construction materials: i) Soda lime glass ii) Ferrous metal

Last Answer : i) Soda lime glass: a) Used in window and plate glass b) Glass blocks c) Bottles d) Inexpensive table wares e) Fluorescent and incandescent light bulbs ii) Ferrous metal: a) CI (Cast Iron) ... GI sheets f) Carbon steel is used for making tools g) Weld meshes are used for partition and fencing

Explain two properties and two uses of sand.

Description : Explain two properties and two uses of sand.

Last Answer : Properties: a) It is a naturally occurring granular material composed of finely divided rock and mineral particles. b) It is obtained by dredging of river, hence harmful for the ecosystem. Uses of sand: ... ) Manufacture of bricks d) Used in filtration of water e) Used to make casts.

State any two properties and any two uses of fly ash

Description : State any two properties and any two uses of fly ash

Last Answer : Properties: a) It contains SiO2, Al2O3, Fe2O3, CaO and some toxic elements b) Flyash together with bottom ash is a non-hazardous material c) These particles are spherical in shape d) ... reclamation l) Used in cement production m) Production of roller compacted concrete n) Used in geopolymers

State the properties and uses of distemper

Description : State the properties and uses of distemper 

Last Answer : Properties: a) Less durable than paint b) Easy to apply c) Poor workability d) Available in variety of shades e) Costly f) Gives smooth and pleasing surface g) Uses: a) ... surfaces on plastered cement concrete of buildings  b) To paint the buildings from outside in areas of low rainfall

State important properties and uses of geopolymer cement

Description : State important properties and uses of geopolymer cement 

Last Answer : Properties: a) It gain ultimate strength within 24 hours and cures more rapidly than OPC. b) It has an ability to form strong chemical bond with all types of reagents and water. c)It ... of fresh water via the elimination of fly-ash disposal sites. h) Various applications in building industry

State various thermal insulating materials. State any two properties of insulating material

Description : State various thermal insulating materials. State any two properties of insulating material

Last Answer : Thermal insulating materials: 1) Asbestos 2) Aluminum Foil 3) Thermocol 4) Saw dust 5) Cork board slabs 6) Foam glass 7) Rock Wool 8) Glass Wool 9) ... . h) Presence of Moisture: with the increase in moisture content, the coefficient of thermal conductivity rises greatly

Draw cross section of timber. Give any four engineering properties of timber.

Description : Draw cross section of timber. Give any four engineering properties of timber.

Last Answer : Properties of Timber: 1. Appearance: A Freshly cut timber should have shining appearance 2. Colour: The Colour of the timber should be dark. Light colour of timber indicates low strength. ... : Good timber should be free from defects 10. Texture: The texture of timber should be even

What do you mean by eco-friendly building materials? State any two properties of it.

Description : What do you mean by eco-friendly building materials? State any two properties of it.

Last Answer : Eco-friendly means earth-friendly or not harmful to the environment. This term most commonly refers to products that contribute to green living or practices that help conserve resources like water and ... It reduces air pollution, land pollution & water pollution. 7. It is locally available. 

Enlist any four properties of ferrocrete

Description : Enlist any four properties of ferrocrete

Last Answer : 1. It can be used in construction of roads and walkways. 2. It has higher early strength 3. Quick setting 4. Early demolding, handling and use of precast units 5. More finely grounded ... building material made from combination of concrete and iron. 10 It is highly resistant to wear and tear

Give properties and uses of POP.

Description : Give properties and uses of POP.

Last Answer : Properties of POP: 1. Fire resistant 2. Heat resistant 3. Light in weight 4. Not affected by bacteria. 5. Sets without shrinkage within 5 minutes. 6. Good adhesion to the plaster, wood work ... surface. 3. Used in artwork, pottery. 4. Sound insulating boards. 5. For partition wall. 

State the properties of an ideal varnish.

Description : State the properties of an ideal varnish. 

Last Answer : 1. It should render the surface glossy. 2. It should dry rapidly / quickly. 3. It should form hard, durable, flexible film on painted surface. 4. It should not be affected by atmospheric action. 5. It should stick easily to surface. 6. It should not shrink / cracks after drying. 

Give properties and uses of ceramic materials in construction.

Description : Give properties and uses of ceramic materials in construction.

Last Answer : Properties: 1. It is hard. 2. It is bristle. 3. It is in the form of amorphous (non-crystalline) 4. The structure is glassy. 5. It is insulator thermally & electrically. 6. It is ... porcelain. 6. For making POP. 7. For making electric. 8. For Manufacturing of sanitary wares, pavers. 

What are the properties of sound insulating materials?

Description : What are the properties of sound insulating materials?

Last Answer : Properties of sound insulating materials: 1. It should be light in weight 2. Easy to handle and fix 3. It should be resistant to attack termite and insect 4. It should have low density and porous texture 5. It should be fire resistance 6. It should be moisture resistance

What are the properties of precast pavement blocks?

Description : What are the properties of precast pavement blocks? 

Last Answer : Properties of precast pavement blocks: i) It should have good dimensional stability. ii) It should have non-skid surface. iii)It should have good compressive strength from 20 N/mm2 to 50 N/ ... have good transverse strength (3 N/mm2 and above) vi) It should have average abrasion about 3mm 

What are the properties of tar?

Description : What are the properties of tar? 

Last Answer : Properties: i) It is deep black in colour. ii) It contains more carbon content. iii) It has high viscosity. iv) It becomes more fluid when heated. v) It setting time is less. 

State the properties and uses of varnishes.

Description : State the properties and uses of varnishes.

Last Answer : Properties of varnishes: 1) It should render the surface glossy. 2) It should dry rapidly or quickly. 3) It should not shrink or show cracks after drying. 4) The protecting film ... 2. Brightening coats of the painted surface. 3. Improving appearance and ornamental gains of wood surfaces.

State the Properties of thermal insulating materials.

Description : State the Properties of thermal insulating materials.

Last Answer : Properties of thermal insulating materials: 1) Thermal insulating should be bio resistant and dry. 2) Thermal resistant should be chemically resistant and fire proof. 3) Thermal resisting ... in the moisture content in the material, the coefficient of thermal conductivity rises greatly.

Define seasoning of timber. Explain artificial seasoning with sketch.

Description : Define seasoning of timber. Explain artificial seasoning with sketch.

Last Answer : Definition of seasoning:  Seasoning is process by which moisture content in freshly cut tree is reduced to a suitable level. Artificial seasoning: 1.Boiling - In this method timber is immersed in ... has been tried in some plywood industries but not in seasoning of timber on mass scale.

Define plaster of Paris. State its uses.

Description : Define plaster of Paris. State its uses.

Last Answer : A process which involves exposing the gypsum to very high temperature to create calcium sulphate and then grinding it into a fine white powder is known as plaster of Paris. Uses of Plaster of Paris:- ... , wall boards, structural tiles, statue etc. It is used for metal filling etc.

Define baggage. State its uses.

Description : Define baggage. State its uses. 

Last Answer : Bagasse is the fibrous residue left after sugar cane stalks are crushed to extract juice. It is a waste by - product of sugarcane production process. Uses: i) Sugarcane bagasse ash ... chemical stabilizer in compacted soil blocks. iv) It improves the mechanical properties in concrete formulation.

Define Enamel paint and Plastic paint

Description : Define Enamel paint and Plastic paint

Last Answer : Enamel Paint: It contains white lead, oil, petroleum, spirit and resinous material. It is used for external and internal walls  Plastic Paint: It contains the necessary variety of plastics and it is available in market under different trade names. It is used in internal walls

Define quarrying of stone. State any two methods of quarrying

Description : Define quarrying of stone. State any two methods of quarrying

Last Answer : The process of taking out stones from natural rock beds is known as quarrying of Stones. Methods: a) Digging b) Heating c) Wedging d) Blasting

Define quarrying.

Description : Define quarrying. 

Last Answer : The process of taking out stones from natural rock beds is known as quarrying of Stones.

Define rice husk. State the uses of rice husk.

Description : Define rice husk. State the uses of rice husk.

Last Answer : Rice Husk: - The outer most layer of paddy grain is called as rice husk. It is separated from Brown rice in rice mill. It has high silica content. Rice Husk is highly resistant to moisture ... for concrete and board. 4) Used in generation of heat energy, stream energy and electricity generation.

Define artificial Sand. State the Uses of artificial Sand.

Description : Define artificial Sand. State the Uses of artificial Sand.

Last Answer : Definition of Artificial Sand: The sand which is obtained from stone crusher after crushing the natural stone. Uses of Artificial Sand: 1.It is used in manufacturing of concrete. 2.it is used for ... 5. It is used in road construction. 6. It is used as fine aggregates for concrete.

Explain about Agro waste material. State its importance in construction.

Description : Explain about Agro waste material. State its importance in construction.

Last Answer : Waste materials produced from agricultural byproducts such as coconut shells, sugarcane bagasse, straw, rice husk, coconut fibers, coconut and areca nut tree trunks, coconut leaves etc. are known ... floor tiles, brushes, mattresses j) Mixed with cement mortar which increases the impact strength

Explain about geo synthetics materials. Mention application of it

Description : Explain about geo synthetics materials. Mention application of it

Last Answer : Geosynthetics are man-made materials used to improve soil condition. Geo means earth or soil and synthetics means man made. Geo grids, geo textiles, geomembranes, geo cells are some of the ... hill sides. h) Reinforced soil- soil walls, bridge abutments, culverts, bridges, soil arches

Explain defects in timber with neat labeled sketches

Description : Explain defects in timber with neat labeled sketches

Last Answer : a) Knots: These are the bases of branches which are broken off from the tree. This occurs because of improper cutting of tree. b) Shakes: These are cracks in the timber which appear due to excessive frost or ... of timber f) Bow: This is bending along the longer side of timber.

Explain the method by which waterproofing of existing old slab can be done.

Description : Explain the method by which waterproofing of existing old slab can be done.

Last Answer : i) Clean the slab ii) Expose cracks by tools and make them V' shaped. iii) Fill mix of cement mortar iv) Fill brick bats and sand over the slab v) Sprinkle cement slurry and paste of water proofing ... tiles over the layer of cement mortar 1:3 vii) Cure it for 3 days and slab is water proof.

Explain why you need agro and industrial waste as a construction materials.

Description : Explain why you need agro and industrial waste as a construction materials. 

Last Answer : 1. To maintain ecosystem. 2. To reduce / control pollution. 3. To reduce the cost of construction material. 4. To improve the required properties in construction materials like light weight product, ... 5. To solve the problem of industry waste disposal. 6. To conserve the natural resources. 

Explain various types of clays with their suitability.

Description : Explain various types of clays with their suitability.

Last Answer : Types of clays are: 1. Refractory clay (Terra cotta clay): This clay is highly disperse and very plastic. This clay contains high percent of alumina. Uses: Used to manufacturing of ... possessing a high degree of tenacity & plasticity. Uses:Manufacturing of glazed pottery, porcelain. 

Explain the process of distempering

Description : Explain the process of distempering

Last Answer : Process of Distempering: The application of distemper is carried out in the following way 1. Surface Preparation: The surface to receive the distemper is thoroughly rubbed and cleaned. New plastered ... plastered walls, distempers should be applied in two or three coats over coat of primer.  

Explain various types of tiles based on their use

Description : Explain various types of tiles based on their use 

Last Answer : 1. Natural tile: These types of tiles are produced from natural materials that are quarried, finished and cut to size. Common types of stones used as flooring tiles include granite, marble, ... acquire the desire print or colour after manufacturing. They are famous inthe name of galicha tiles. 

Explain various types of Cement and also state the uses.

Description : Explain various types of Cement and also state the uses.

Last Answer : Following are the various types of cement: 1.Ordinary Portland Cement:-  This Cement is the basic Portland cement and is used in general for most of the construction work. this cement is used at situations ... agent to the ordinary cement. Uses: It is used for making pre cast products.

Enlist the methods of quarrying and explain any one in brief.

Description : Enlist the methods of quarrying and explain any one in brief.

Last Answer : The process of taking out stones from natural rock beds is known as quarrying of Stones. Methods of Quarrying of Stones: -  1.Digging  2.Heating  3.Wedging  4.Blasting  1. Digging ... Large blocks of stones are obtained by using blasting powder but small blocks are obtained by using dynamite.

Explain the manufacturing of burnt clay brick.

Description : Explain the manufacturing of burnt clay brick.

Last Answer : Manufacturing of Burnt Clay Brick consists of a) Preparation of clay. B) Moulding c) Drying d) Burning. a) Preparation of Clay: Unsoiling of clay consists of removal or vegetations and ... the bricks are stacked without any fuel and burnt from fire places and produces better quality of bricks.

Explain the criteria for selection of construction materials for different civil engineering Structures on basis of their strength and durability

Description : Explain the criteria for selection of construction materials for different civil engineering Structures on basis of their strength and durability

Last Answer : The material must be selected for their ability to support the loads imposed by the building over the whole life of the building. An appropriate structural system and correct selection of ... of the building. The construction material should have sufficient strength to carry the prescribed load.

Explain with neat sketch patterns provided in the dressing of trap stone.

Description : Explain with neat sketch patterns provided in the dressing of trap stone.

Last Answer : Following Patterns are provided in the dressing of stones 1. Hammer Dressing: In this case, stone blocks are roughly made rectangular by means of wallers hammer. The exposed face is roughly shaped by a ... , most of the projections are removed and it gives fine surface to the stone face.   

Explain defects in timber with neat sketch.

Description : Explain defects in timber with neat sketch.

Last Answer : Types of Defects in timber are grouped into the following divisions. The main natural forces responsible for causing defects in timber are abnormal growth and rapture of tissues. 1. Knots: Bases of ... gall indicates abnormal growth and peculiar curved swellings found on the body of a tree.  

State any two types of glass along with its uses.

Description : State any two types of glass along with its uses.

Last Answer : Following are the types of Glass and its uses 1) Silica Galss : It is used for fibrous glass, rod, tubing, optical windows, laboratory ware and ultra violet transmitting filters. 2 ... Glass : It is used for industrial piping, cooking utensils and high temperature thermometers, laboratory ware

Write the field tests performed on bricks for its suitability.

Description : Write the field tests performed on bricks for its suitability.

Last Answer : a) Shape and Size: In this, a brick is closely inspected. It should be of standard size and shape and should be truly rectangular with sharp edges. b) Soundness: In this, when two bricks are ... from a height of about 1m, it should not crush into pieces. This indicate good strength of brick.

Enlist constituents of Plaster of Paris and state the two uses of Plaster of Paris

Description : Enlist constituents of Plaster of Paris and state the two uses of Plaster of Paris

Last Answer : The constituents of POP are It consists of calcium sulphate. It is chemically CaSO4. 1/2 H2O. It is obtained by calcining gypsum at 120 deg. C. by removing ¾ of water of crystallization. ... Used by orthopedic surgeon for setting bones g) Used for wall plasters, wall boards, structural tiles.

State four types of special mortars and give one use of each

Description : State four types of special mortars and give one use of each

Last Answer : a) Fire resistant mortars: Uses: a) Used with fire bricks for lining furnaces b) Used at fire places, ovens etc. b) Injection mortar: Uses: a) For protecting the reinforcement from ... room in hospitals and clinics f) Light weight mortar: Used in sound proof and heat proof constructions.

State the two uses of the following construction materials: i) Hollow blocks ii) Pavement blocks

Description : State the two uses of the following construction materials: i) Hollow blocks ii) Pavement blocks 

Last Answer : i) Hollow Blocks: a) Used for external load bearing walls, b) Panel walls, c) Columns, d) Retaining Walls e) Compound Walls, f) Used for sound insulation g) It Keeps the house cool in summer ... give pleasant look d) Petrol pumps e) gardens f) Airports g) Kids play area h) Jogging tracks

Suggest the type of glass used for the following work: i) Making panel of partition wall ii) Cashier Cabin iii) Skylight iv) Door Shutter

Description : Suggest the type of glass used for the following work: i) Making panel of partition wall ii) Cashier Cabin iii) Skylight iv) Door Shutter

Last Answer : i) Making panel of partition wall: Block glass OR Sheet Glass OR chipped and ground glass OR soda lime glass ii) Cashier Cabin-Polished plate glass OR bullet proof glass OR soda lime glass OR laminated ... clear window glass or lead glass iv) Door Shutter: Soda lime glass OR tempered glass