MASONRY AND BRICKLAYING LEVEL-I ANNUAL EXAM - NOVEMBER 2019

MASONRY AND BRICKLAYING LEVEL-I
ANNUAL EXAM - NOVEMBER 2019
INSTRUCTION
AnswerAll Questions.
SECTION A: CHOOSE THE CORRECT ANSWER
(1) Explain the meaning of the word Bonding.
a) Is the process of arranging Bricks/Blocks by leaving step at end.
b) Is the junction of stretcher bond.
c) Is the process of arranging Bricks/Blocks by avoiding straight vertical joints.
(2) Block means.
a) Is the regular object made by sand, cement and water mix
b) The one type of wall
c) The mixture of mortar which was pressed by machine
(3) A board which used in setting out building where the width of foundation are taken is known as
a) Datum peg
b) Profile
c) Baseline
(4) Some of laying tools in building construction are.
a) Steel float, hand trowel
b) Wooden float, Brick trowel
c) Tape measure, Spirite level
(5) Thick Block contain small holes is known as.
a) Vent Block
b) Hallow Block
c) Standard Block


SECTION B:
1) Explain the different between Racking and Toothing in wall construction
(i) What is curing
2) Mention four types of Bonding.
(i) Show by drawing Bonded wall and unbonded wall
3) Differentiate Foundation width and foundation depth.
(i) What is centerline in setting out foundation?.
4) Explain the ratio of mortal needed in construction of stone and block walls.
5) If the wall of house is 5m height and 15m width what is the area?
(i) Find the ratio of concrete if you are given mix 1: 2 : 4
3:___:___