The type of joint commonly used at the junction of a principal rafter and tie beam in timber trusses is
Mortise and tenon joint
Oblique mortise and tenon joint
Butt joint
Mitred joint
Correct Answer :
B. Oblique mortise and tenon joint
Related Questions
In English garden wall bond
One course of headers to three or five course of stretchers
Queen closer in provided in each heading course
The middle course of stretchers is started with a header to give proper vertical joints
All the above
Pitched and sloping roofs are suitable for
Coastal regions
Plain regions
Covering large areas
All of the above
The minimum depth of foundation in clayey soils is
0.5 m
0.7 m
0.9 m
1.2 m
Pick up the correct statement from the following:
Sand consists of coarse particles of silica formed due to the disintegration of rocks
The grains of sand are not affected by frost
Sand beds are permeable and do not allow water to rise up between pores due to capillary action
All the above
The inclined support at the ends of treads and rises of a stair, is known as
Baluster
Header
String
Beam
The minimum width of a stair in residential buildings, is
55 cm
70 cm
85 cm
100 cm
Stability of an existing structure may be disturbed by
Rising of water table
Vibrations caused by traffic movements
Mining in the neighbourhood
All the above
The vertical distance between the springing line and highest point of the inner curve of an arch is known as
Intrados
Rise
Spandril
Extrados
The function of cleats in a roof truss is
To support the common rafter
To support purlins
To prevent the purlins from tilting
All of the above
Grillage foundation
Is used to transfer heavy structural loads from steel columns to a soil having low bearing capacity
Is light and economical
Does not require deep cutting as the required base area with required pressure intensity is obtained at a shallow depth
All the above
The loose pockets in soil mass can be bridged safely by providing a raft foundation provided the soft area is smaller than
The column spacing
One-third the column spacing
Half the column spacing
Three-fourth the column spacing
The line of intersection of the surfaces of a sloping roof forming an external angle exceeding 180°, is
Ridge
Hip
Valley
None of these
The range of spread from the wall base to outer edge of a brick work foundation does not exceed
1/2 horizontal to 1 vertical
2/3 horizontal to 1 vertical
1 horizontal to 1 vertical
2 horizontals to 1 vertical
The stone blocks approximately triangular in shape, used as steps, are known
Stone steps
Built up steps
Spandril steps
None of these
In a colar beam roof
There is no horizontal tie beam
There is a horizontal tie at the feet of rafters only
There is a horizontal tie at almost the middle of rafters only
There are two horizontal ties, one at the feet and other at the middle of the rafters
The floor is rubbed with oxalic acid, for making its surface
Free from voids
Glossy
Durable
Uniform
Number of vertical joints in a stretcher course is x times the number of joints in the header course, where x is equal to
1/2
1
2
1/4
The type of pointing in which a V-shaped projection outside the wall surface, is provided, is called
Recessed pointing
Weather pointing
V-pointing
Tuck pointing
Dado is usually provided in
Dining halls
Bath rooms
Living rooms
Verandah
The sill of a common wooden partition is
Vertical wooden member on either end
Lower horizontal wooden member
Upper horizontal wooden member
Intermediate horizontal wooden member
Pick up the incorrect statement from the following:
The retaining wall should be structurally capable to resist the applied earth pressure
The section of the retaining wall should be so proportioned that it may not overturn by the lateral pressure
The retaining wall should be safe against sliding
To drain off water from the earth retained, weep holes are provided near the top of the retaining wall
The members which support covering material of a sloping roof, are
Rafters
Purlins
Battens
Struts
You are asked to design and supervise a truss for a factory to have spans 6 m to 9 m. The type of the truss you will use, is
Mansard truss
Queen post truss
King post truss
Collar truss
If height of the first storey of a building is 3.2 m and riser is 13 cm, the number of treads required, is
12
18
24
25
The type of pile which is driven at an inclination to resist inclined forces is known as
Friction pile
Sheet pile
Batter pile
Anchor pile
The depth of an arch is the distance between
Ground level and springing line
Crown and springing line
Crown and ground level
Intrados and extrados
The piece of a brick cut along the centre of width in such a way that its length is equal to that of full brick, is called
Half brick
Queen closer
King closer
Bevelled closer
The strength of brick masonry in 1:6 cement mortar, is
20 tonnes/m2
40 tonnes/m2
50 tonnes/m2
60 tonnes/m2
The process of filling hollow spaces of walls before plastering, is known
Hacking
Dubbing out
Blistering
Peeling
Pick up the correct statement from the following:
English bond is used for brick masonry to support heavy loads
Double-Flemish bond is suitable for brick masonry to give uniform face appearance
The stretcher bond is used for the construction of half brick masonry brick
All the above