| Brief specification | Detailed specification |
|---|---|
| The specification which gives the brief description of various items of work. | The detailed specification describes the item of work in details. |
| Brief specification specifies the materials, quantities, proportion of materials. | The specification in which detailed information of the various quantities of materials, procedure of workmanship to be adopted. |
| It gives general idea about the whole work. | It gives nature and class of work in detail. |
| The general specification used for estimating the project is the brief specifications. | The details specification describes the item of work accurately and complete in all respects in relation to the drawings of the work. |
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Differentiate between brief specification and detailed specification
6:34:00 PMFinishing Materials (Linoleum)
8:44:00 PM
-:
Finishing Materials (Linoleum):-
What is linoleum?
Or Define linoleum.
Linoleum
is green material which made from natural materials like jute, powdered wood,
cork, resin, and natural pigments on canvas base.
- It popularly used for flooring purpose.
- Some artificial linoleum produced from petroleum products which are harmful to our environment.
- In this era due to increasing environment awareness this product is popularly installed in our home.
What are the properties of linoleum?
i. It
has high thermal insulation.
ii. It
is water proof.
iii.
It is chemical proof.
iv.
They are not attacked by bacteria.
v.
They have good sound absorption property.
vi. It
has good strength.
What are sizes of linoleum available in
market?
i.
13”X13” (33.33cm X 33.33cm) with thickness 2.5mm.
ii.
20”X20” (50 cm X 50cm) with thickness 2.5mm.
iii. It
available in roll sheet form i.e. 2m wide, 40m in length and 2.5mm in
thickness.
What are the uses of linoleum?
i. It
used to cover flooring of houses especially in cold regions.
ii. It
used in hospitals, banks and public buildings because it is easy to clean.
iii.
It used in theaters, assembly halls and auditorium due to its sound absorption
property.
What is method of fixing of linoleum?
i.
Remove dirt, debris and movable mater.
ii.
Wash out by water cleanly.
iii. Apply
adhesive on surface where we want to be fix the linoleum.
iii.
Push back the linoleum and remove any excess adhesive.
iv.
Place a heavy, flat object over the linoleum to hold the place.
v.
Allow this to dry.
vi.
Apply seam sealer to seams of linoleum.
v.
Clean and maintain it.
What are the advantages of linoleum?
i. It
is durable.
ii. It
have uniform colour from top to bottom.
iii.
It is eco friendly material.
iv.
Easy to maintenance.
What are the disadvantages of linoleum?
i. It is difficult to install.
i. It is difficult to install.
ii. It
is more flammable.
iii.
It is costly material.
iv.
Less luxurious.
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Finishing Materials (Cladding Materials)
8:37:00 PM
-:
Finishing Materials (Cladding Materials):-
What is cladding material?
Or Define cladding
material.
The
process of finishing the surface with tile is called as cladding. And the
material which used to cladding is called cladding material.
- They are fixed upto a height of 1.25m above the floor level or upto ceiling.
- They make wall non absorbent and easy to clean.
- The cotta tile, natural stone, china clay, is used as cladding materials.
What are the properties of cladding
material? Or Requirement of good cladding materials.
i. It
should be strong and durable.
ii. It
should be water proof.
iii.
It should be able to resist environmental process.
iv. It
should be fire proof.
v. It
should have high covering power.
vi. It
should have high thermal and sound insulation power.
What are the types of cladding
materials? Or Give different name of cladding materials.
According
to materials used, the cladding materials are classified as below.
Stone
cladding materials, tile cladding materials, aluminium cladding materials,
steel cladding materials, glass cladding materials, plastic cladding materials,
What are the uses of cladding
materials?
i. To
cover the wall for good appearance.
ii. To
give good elevation to building.
iii.
To increase the water resistance of wall.
iv. To
keep wall clean and dry.
Finishing Materials (Paint, Distemper and Varnish)
8:28:00 PM
-:
Finishing Materials (Paint, Distemper and Varnish):-
What is paint?
Or Define paint.
Paint
is mechanical mixture of base pigments, vehicle or binder, solvent or thinner,
drier and colour pigments.
- Base pigments: it used in paints to from bulk of paint. It gives durability and protection to the painted surface.
- Vehicle or binder: it facilitates the binding power of paint to the wall.
- Solvent or thinner: it used in paints to reduce the viscosity of paint.
- Drier: it used in paints to accelerate the setting time of the paint.
- Colour pigments: it used to get required colour shade.
What are the types of paints?
Oil
paint, water paint, cement paint, aluminium paint, plastic paint, elastic
paint, etc.
What are the properties of paints?
Or What
are the requirement of good paint?
i. It
should have high holding power to the surface.
ii. It
should able to resist the atmospheric forces.
iii.
It should be washable.
iv. It
should be available in required colour shade.
v. It
should resist the corrosion when applied on metal.
vi. It
should produce glossy film.
v. It
should not crack, shrink.
What are the uses of paint?
i. To
cover the metal and protect form the corrosion.
ii. To
increase durability of wall or metal.
iii.
To provide good appearance.
iv. To
make wall water proof.
v. To
avoid dampness in wall.
What is distemper?
Or Define distemper.
It
is mixture of chalk powder, coloured pigments, glue and water.
- It is also called as water colour.
- It used as substitute for white washing.
What are the types of distemper?
White
distemper, coloured distemper, dry distemper, oil bound distemper.
What are the properties of distemper?
i.
They give smooth appearance.
ii. It
is durable.
iii.
Cheaper than paints.
iv. It
affected by atmosphere when used for external walls.
What are the uses of distemper?
i. To
cover the internal wall of building.
ii.
For low cost housing.
What is varnish?
Or Define varnish.
It
is defined as the colloidal solution of synthetic or natural resin in oil or
thinner or in both.
What are the properties of varnish?
i.
When it applied on surface it produces the transparent film.
ii.
Viscosity is depends on thinner.
iii.
When only thinner is used as a solvent the film dries by evaporation.
iv. It
does not have any colour shade.
What are the types of varnish?
There
are 2 basic types of varnish as below.
- Spirit varnish,
- Oil varnish.
i. Short, ii. Medium, iii. Long.
It
classify based on drying as below.
- Air dry varnish,
- Heating or baking
- varnish.
What are the uses of distemper?
i.
Protect tiles from corrosion.
ii.
Providing coat for painted surface.
iii.
Improve appearance.
iv.
Improve damp proofing property.
v.
Avoid attack of termite on timber.
Differentiate between paint and
varnish.
|
Paint
|
Varnish
|
|
It
has certain colour shade.
|
It
does not has any colour shade.
|
|
Oil
is used to maintain viscosity.
|
Resin
is used to maintain viscosity.
|
|
It
contains pigments.
|
It
not contains pigments.
|
|
It
is not transparent.
|
It
is transparent.
|