If a fillet weld is to the square edge, the size of weld shall be at least...............less than the edge thickness
1.5 mm
2.0 mm
2.5 mm
3.0 mm
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If a fillet weld is to the square edge, the size of weld shall be at least...............less than the edge thickness
1.5 mm
2.0 mm
2.5 mm
3.0 mm
If 7 mm thick A.C. sheets are used maximum spacing of J bolts is
1.4 m
1.6 m
1.8 m
2.0 m
If 6 mm A.C. sheets are used for roofing, maximum spacing is
1.4 m
1.6 m
1.8 m
2.0 m
HSFG bolts transfer load mainly due to
friction
shearing
bearing
none of the above
Gantry girders are designed to resist
vertical load from cranes
longitudinal and vertical loads
lateral, longitudinal and vertical loads
lateral and longitudinal loads
From the consideration of tearing of section strength of an unequal angle section in tension is...............when short leg is connected compared to when its long leg is connected.
more
less
equal
may be any one of above depending upon the ratio of length of the legs
For welded and double laced joints, effective length of lacing is............times the actua1 1ength.
0.5
0.6
0.7
0.85
For spacing of trusses 3 to 4 m, purling used are
angle iron with outstanding leg at top
angle iron with outstanding leg at bottom
channel sections
I-sections
For HSFG bolts, partial safety factor designed at service load and at ultimate load are respectively
1.10 and 1.25
1.2 and 1.4
1.25 and 1.4
1.25 and 1.5
For connecting circular tubes in tension, the best connection is by
riveting
bolting
using HSFG bolts
welding
For connecting 10 to 20 mm plates minimum size of fillet weld is
5 mm
6 mm
8 mm
10 mm
For compression members most preferable I-section is
light beam
junior beam
medium beam
heavy beam
For 4 to 5 m spacing of trusses purling used are
angles with outstanding leg at top
angles with outstanding leg at bottom
channel sections
I-sections
Effective depth of intermediate battens shall not be less than.................of the distance between the centroid of main members.
2-Jan
3-Feb
4-Mar
8-Jul
Column splice plates may be assumed to act as columns with slenderness ratio
zero
40
80
120
Characteristic actions are those which do not exceed................percent probability.
5%
10%
12%
15%
Actual dimension of turned/finished bolts is
nominal diameter –1.2 to 1.3 mm
nominal diameter
nominal diameter +1.2 to 1.3 mm
diameter of bolt hole
According to tension field method as web begins to buckle
horizontal component of diagonal compression in web due to shear is resisted by flange
vertical component of diagonal compression in web due to shear is resisted by vertical stiffener
web resists only diagonal tension
all the above statements are correct
A channel section has
two webs one flange
one web two flanges
one web one flange
two webs and two flanges
8 corrugation A.C. sheets are having width of
500 mm
660 mm
810 mm
1000 mm