QUESTIONS AND ANSWERS | VERIFIED ANSWERS (100%
CORRECT) | LATEST EXAM UPDATE
What are the main objectives of the Design Structures course?
Students will analyze steel structures, select materials, calculate design
forces, use IS 875 provisions for loads, design various structural members,
and prepare detailed working drawings.
What are the expected course outcomes for students in the Design
Structures course?
Students will design RCC beams, slabs, columns, and footings, understand
steel sections and IS 800:2007 specifications, and analyze bolted and welded
connections.
What is the significance of IS 875 in structural design?
IS 875 provides guidelines for calculating dead loads, live loads, and wind
loads in structural design.
What is the focus of Unit-III in the Design Structures course?
Unit-III focuses on the introduction to bolted and welded connections using
the Limit State Method.
What is structural steel?
Structural steel is an alloy of iron with less than 0.25% carbon and less
than 1.5% manganese, enhancing yield strength.
What are the mechanical properties of structural steel?
The mechanical properties include yield strength, tensile strength, ductility,
and toughness.
What are the different types of rolled steel sections used in construction?
Types include I-sections, H-sections, L-sections, T-sections, C-sections, U-
sections, and various others.
What are rolled steel I-sections primarily used for?
Rolled steel I-sections are primarily used as beam sections in construction.
What is the purpose of using IS 800:2007 in structural design?
,IS 800:2007 provides guidelines for the design of steel structures, including
specifications for bolted and welded connections.
What are the applications of steel in construction?
Steel is used in various applications including bridges, buildings, and other
structural frameworks.
What are the properties of structural steel as per IS 2062?
IS 2062 specifies the grades of structural steel and their mechanical
properties.
What are some examples of rolled steel sections?
Examples include rolled steel bars, tubes, flats, sheets, and plates.
What is the role of carbon and manganese in structural steel?
Carbon and manganese increase the yield strength of structural steel.
What is the significance of understanding different steel sections in
structural design?
Understanding different steel sections is crucial for selecting appropriate
materials and ensuring structural integrity.
What is the importance of preparing detailed working drawings of steel
structures?
Detailed working drawings are essential for accurate construction and
ensuring proper assembly of structural components.
What is a steel truss bridge?
A steel truss bridge is a type of bridge that uses a truss structure made of
steel to support loads.
What are bolted and welded connections in steel structures?
Bolted and welded connections are methods used to join steel members
together in structural applications.
How does the Limit State Method apply to the design of bolted and welded
connections?
The Limit State Method ensures that structures are designed to withstand
loads without failure, considering various limit states.
What is the significance of analyzing steel structures?
,Analyzing steel structures helps determine the forces acting on members,
ensuring safety and functionality.
What is the role of design force in structural member design?
Design force is used to calculate the necessary strength and stability of
structural members under applied loads.
What are the different domains of learning outcomes targeted in the Design
Structures course?
The course targets cognitive, psychomotor, and affective domains for
comprehensive learning.
What is the purpose of using structural drawings in the Design Structures
course?
Structural drawings are used to communicate design intent and details
necessary for construction.
What are the four series of rolled steel beams classified as per BIS (IS: 808-
1989)?
1. Indian Standard Joist/junior Beams (ISJB) 2. Indian Standard Light
Beams (ISLB) 3. Indian Standard Medium Weight Beams (ISMB) 4. Indian
Standard Wide Flange Beams (ISWB)
What are the two series of rolled steel columns/heavy weight beams
classified as per BIS (IS: 808-1989)?
1. Indian Standard Column Sections (ISSC) 2. Indian Standard Heavy
Weight Beams (ISHB)
How are rolled steel beams designated?
By the series to which beam sections belong, followed by depth in mm of
the section and weight in kN per metre length of the beam, e.g., MB 225 @
0.312 kN/m.
What are the categories of rolled steel channel sections as per ISI?
1. Indian Standard Joist/Junior Channels (ISJC) 2. Indian Standard Light
Channels (ISLC) 3. Indian Standard Medium Weight Channels (ISMC) 4.
Indian Standard Medium Weight Parallel Flange Channels (ISMCP) 5.
Indian Standard Gate Channel (ISPG)
How are rolled steel channels designated?
, By the series to which channel section belongs, followed by depth in mm of
the section and weight in kN per metre length of the channel, e.g., MC 225
@ 0.261 kN/m.
What are the five series of rolled steel tee sections classified as per ISI?
1. Indian Standard Normal Tee Bars (ISNT) 2. Indian Standard Deep
legged Tee Bars (ISDT) 3. Indian Standard Slit Light Weight Tee Bars
(ISLT) 4. Indian Standard Slit Medium Weight Tee Bars (ISMT) 5. Indian
Standard Junior Tee Bars (ISJT)
How are rolled steel tee sections designated?
By the series to which the sections belong, followed by depth in mm of the
section and weight in kN per metre length of the Tee, e.g., HT 125 @ 0.274
kN/m.
What are the two series of rolled steel angle sections?
1. Indian Standard Equal Angles (ISA) 2. Indian Standard Unequal Angles
(ISA)
How is a rolled steel angle section designated?
By the abbreviation ISA followed by dimensions, e.g., ISA 65 x 65 x 8 mm.
What are the uses of rolled steel tubes?
Used as columns, compression members, and tension members in tubular
trusses.
What is an advantage of using rolled steel tubes as structural sections?
They have equal radius of gyration in all directions, making them efficient
as compression members.
What are the uses of rolled steel flats?
Used for lacing of elements in built-up members such as columns, as ties,
tension members, and stays.
How are rolled steel flats designated?
By width in mm of the section followed by the letter F and thickness in mm,
e.g., 50 F 8.
What is the designation format for rolled steel sheets?