Civil war day 10(Sep 26) LSGD

Which of the following tool used to dress roughly and split the stone in the quarry

• Spall hammer
• Wallers hammer
• Serrated pick
• All of these

Answer explanation

All listed tools are used for rough dressing and splitting of stones in a quarry.

A tool which used to cut soft brick and dressing out surfaces

• Bolster
• Scutch
• Jointer
• Gad

Answer explanation

A scutch (with comb-like cutter) is used for cutting soft bricks and dressing surfaces.

Identify the correct statement about bonds in brickwork

• The hearting should be carried out with stretchers only
• The vertical joints in the alternate courses should be along same perpend
• In every course the centre line of header should coincide with the centre line of the stretcher
• All of these

Answer explanation

Only statement 3 is correct. (1) Hearting should not be with stretchers only; (2) vertical joints should NOT be in the same perpend—joints must be broken.

The 9 cm × 9 cm side of a brick as seen in the wall face, is generally known as

• stretcher

• front

• face

• header

Answer explanation

• A standard brick has nominal dimensions 19 cm × 9 cm × 9 cm (with mortar → 20 × 10 × 10 cm).

• In wall construction:
  

  • The 19 cm × 9 cm face (longer side visible) is called the Stretcher.

  • The 9 cm × 9 cm face (shorter square face visible) is called the Header.

• So, when the 9 × 9 cm side of the brick is seen on the wall face, it is a Header.

Brick on edge bond is also called

• Dutch bond
• Monk bond
• Diagonal bond
• Silverlock's bond

Answer explanation

Brick-on-edge bond is commonly known as Silverlock's bond (used especially in paving with bricks laid on edge).

Chips of stones used to fill up the empty spaces in a wall is known as

• Spall
• Tooling
• Snecks
• Both a and c

Answer explanation

Spalls (chips) and snecks (small stones) are used to fill voids and maintain level in rubble work.

In brick masonry, the frog of the brick is normally kept on the :

• Interior face
• Exposed face
• Top face
• Bottom face

Answer explanation

Frog (depression) is kept upwards (top face) in wall work so it can be filled with mortar to improve bond.

………is a modified form of English bond and by this bond, the corner of the walls is strengthened.

• Dutch bond

• brick-on-edge bond

• facing bond

• Flemish bond

Answer explanation

• Dutch bond is a modified form of English bond.

• It is created by introducing a Flemish header in the English bond pattern at regular intervals.

The projecting course from an arch or window head

• Gable
• Head
• Apex
• Drip stone

Answer explanation

A drip stone (hood mould) projects to throw rainwater clear of the face above openings.

The portion of brick obtained by cutting a triangular portion of half width full length is known as

• Queen closer
• Bevelled closer
• King closer
• Mitred closer

Answer explanation

A King closer is made by removing a triangular portion so that one end is half the brick’s width (full length retained).