Gujarat Technological UniversitySummer 2024 examination

GTU 3150612 Design of Structures Summer 2024 Question Paper & PDF

B.E. · Civil Engineering · Semester 5 · Subject code 3150612
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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11 of 25 questions on this paper were also asked in other years. 3 more are types of question GTU sets again with new data. Each is marked below with the years it appeared.See all 27 repeated 3150612 questions, most asked first

Q.1

14 Marks
(a)
3 marksAsked in 3 of 6 papers

Differentiate the limit state method and working stress method of design for RCC structures.

Also asked in Summer 2026 Q3a, Winter 2025 Q1a

(b)
4 marks
Derive the limiting values of Xu,lim/d for Fe 250 and Fe 415 grade of steel.
(c)
7 marksSame type asked in 4 of 6 papers

Evaluate the moment of resistance of a beam section 230 mm X 460 mm effective depth reinforced with 2 Nos 16 mm diameter bars as compression reinforcement at an effective cover of 40 mm and 4 Nos 20 mm diameter bars as tension reinforcement Use grade M20 and Fe 500.

Also asked in Winter 2025 Q1c, Winter 2023 Q2b, Summer 2023 Q1c

Q.2

14 Marks
(a)
3 marksAsked in 4 of 6 papers
What does 6 and 8 imply for bolts of grade 6.8?

Also asked in Summer 2026 Q4a OR, Summer 2025 Q2a, Summer 2023 Q2a

(b)
4 marks

State and explain in brief types of limit states in the design of steel structures.

(c)
7 marksSame type asked in 4 of 6 papers

Calculate the strength of a 20 mm diameter bolt of grade 4.6 for the Lap joint. The main plates to be jointed are 12 mm thick.

Also asked in Summer 2025 Q2c, Winter 2023 Q3b OR, Summer 2023 Q2c

(c)
7 marks

Two plates of 16mm and 14mm thickness are to be joined by groove weld. The joint is subjected to a factored tensile force of 430 kN. Due to some reasons the effective length of the weld that could be provided was 175 mm only. Determine the safety of the joint if (a) Single –V groove weld is provided (b) Double-V groove weld is provided.

Q.3

14 Marks
(a)
3 marks
Differentiate the single and double cover butt joint with neat sketches.
(b)
4 marksAsked in 4 of 6 papers
Draw neat sketch of slab base foundation.

Also asked in Summer 2026 Q5b OR, Summer 2025 Q3b, Winter 2023 Q3a OR

(c)
7 marksAsked in 2 of 6 papers

Find a suitable angle section to resist a factored tensile force of 200 kN assuming single row of 16 mm bolts. Take yield stress fy= 250 N/mm² and ultimate stress of 410 N/mm².

Also asked in Summer 2023 Q3c

(a)
3 marks
Define
i)Factor of Safety
ii)Pitch
iii)slenderness ratio
(b)
4 marksAsked in 4 of 6 papers

Compare the stress-strain behavior of concrete and steel with stress block parameters adopted by IS: 456-2000 and IS 800-2007 with neat sketches.

Also asked in Winter 2025 Q3b OR, Summer 2025 Q3b OR, Summer 2023 Q3b OR

(c)
7 marksAsked in 3 of 6 papers

Design an interior slab panel of effective dimensions 4.2 m × 6.25 m subjected to a factored load of 15 kN/m² inclusive of self-weight and floor finish load. The slab is provided with main reinforcement bar diameter as 10 mm, and has overall thickness of 150 mm. Clear cover is 20 mm, grade of concrete is M20, grade of steel Fe415.

Also asked in Summer 2025 Q3c OR, Summer 2023 Q3c OR

Q.4

14 Marks
(a)
3 marks
State advantages and disadvantages of bolted connections.
(b)
4 marksSame type asked in 3 of 6 papers

Determine the development for 12 mm diameter bar, Fe 415 grade steel in compression and M 20 grade of concrete.

Also asked in Summer 2025 Q4b, Summer 2023 Q4b

(c)
7 marksAsked in 2 of 6 papers

Evaluate the value of the least radius of gyration for a compound column consisting of ISHB 250 @ 536.6 N/m with one cover plate 300 mm × 20 mm on each flange.

Also asked in Summer 2023 Q4c

(a)
3 marks
Draw neat sketch of Single and double lacing system.
(b)
4 marksAsked in 3 of 6 papers
Why are the end returns provided in fillet welds?

Also asked in Summer 2025 Q4a OR, Summer 2023 Q4b OR

(c)
7 marks
Explain the design procedure of laterally supported beam.

Q.5

14 Marks
(a)
3 marks
Define
1)Gauge distance
2)Edge distance
3)End distance
(b)
4 marksAsked in 2 of 6 papers
Write the design steps for single lacing system for column.

Also asked in Summer 2023 Q5b

(c)
7 marks
An I-section beam is fabricated with plates of following dimensions:

Flanges: 600 X 20 mm; Web: 1600 X 12 mm. Classify flanges, web and section. Also determine the plastic moment capacity of the beam about its strong axis, if the grade of steel is Fe 410.

(a)
3 marksAsked in 5 of 6 papers

Why are four different buckling curves prescribed to evaluate column strength?

Also asked in Summer 2026 Q3b OR, Winter 2025 Q4a OR, Summer 2025 Q5a, Summer 2023 Q5a OR

(b)
4 marksAsked in 3 of 6 papers

Enlist the various failure modes of axially loaded tensile member along with sketch (line diagram only).

Also asked in Summer 2025 Q5b, Summer 2023 Q5b OR

(c)
7 marks
Explain the design procedure for lug angle for tension member.

More Design of Structures papers

Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.

Summer 202670 marks · 5 questions
Winter 202570 marks · 5 questions
Summer 202570 marks · 5 questions
Winter 202470 marks · 5 questions

Other Semester 5 subjects

BE Civil

2150603
Environmental Engineering
2150608
Structural Analysis-II
3150610
Concrete Technology
3150611
Transportation Engineering

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About this paper

Official Gujarat Technological University (GTU) examination paper for Design of Structures (Summer 2024, B.E. · Civil Engineering, Sem 5). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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