Q.1
14 Marks(a)
Describe Advantages and Disadvantages of Steel and Reinforced Concrete.
(b)
Distinguish between One-way slab and Two-way slab.
(c)
Discuss different kinds of loads to be taken into account for the design.
Gujarat Technological UniversitySummer 2025 examination
GTU 2160607 Elementary Structural Design Summer 2025 Question Paper & PDF
B.E. · Civil Engineering · Semester 6 · Subject code 2160607
- Total
- 70 marks
- To pass
- 23 marks (33%)
- Duration
- 2.5 Hours 10:30 AM – 1:30 PM
- Questions
- 5 with internal choice
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Q.2
14 Marks(a)
How singly RC beam is differing from doubly RC beam?
(b)
Identify the section as under reinforced, balanced or over reinforced section for a given data and also find the moment of resistance of a singly reinforced concrete beam 230mm width and 450mm effective depth, reinforced with 4 bars of 16mm diameter of Fe415 and M20 concrete.
(c)
Find Area of tensile & compressive steel required for a rectangular beam 250mm x 500 mm for the factored moment of 190 KN.m, the effective cover for tensile and compressive steel are 50 mm & 40 mm respectively.
OR
(c)
Discuss Under reinforced, Over Reinforced and Balance sections design with equations.
Q.3
14 Marks(a)
Where do we use combined footing? Explain various types of combined footing.
(b)
Determine develop length for 20 mm diameter, fe415 grade steel bar in compression Take M20 grade of concrete
(c)
A short column of 400mm x 450mm size carries an axial load of 1100kN. Design the column for axial and transverse reinforcement. Also sketch reinforcement details. Use M: 20 grade of concrete and Fe: 415 grade of steel
OR
(a)
i] Compare the advantages and disadvantages of welded connections over bolted connections in structural applications. ii] Write design steps for RCC one-way slab with IS codal provisions.
(b)
Design and detail isolated footing for an axially loaded column 400 x 400 mm in c/s and carrying 1600 kN load. Take SBC of soil as 210 kN/m². Check for shear is not required. Consider M20 and Fe 415.
Q.4
14 Marks(a)
Write ultimate tensile strength[fu] and yield strength[fy] for 4.6 and 8.8 class bolts.
(b)
Deign lap joint to connect two plates 100x16 mm and 100x12mm to transfer 100 kN axial factored load. Use single row of 4.6 grade bolts. Plates are of steel grade 410. Consider M20 Bolts
(c)
Design a tension member to carry a factored load of 230 kN. Use single angle assuming single row of M20 bolts. Take fy 250 MPa and fu 410 MPa
OR
(a)
Write the characteristics of Plastic, Compact and Semi-Compact sections
(b)
Design suitable fillet weld to connect a tie plate 80mm x 6mm to a 12 mm thick gusset plate. The plate is subjected to load equal full strength of member. Assume shop welding & fe-410
(c)
Determine the design axial load on the column section ISMB 350 having height 3.1m, hinged at both ends. Take fy= 250 MPa.
Q.5
14 Marks(a)
Discuss in brief the term “lacing” OR “battening” with neat sketch.
(b)
Draw a neat sketch with all details of slab base footing.
(c)
Design a simply supported steel beam of 5m effective span to carry 17 kN/m working dead load and 12 kN/m working live load. Compression flanges are restrained laterally throughout the span.
OR
(a)
Write formulae for Pitch, Shear capacity of bolt and Beaning capacity of Bolt using IS 800:2007
(b)
Explain beam-column design with illustrative sketches.
(c)
A column section ISHB 250@ 500.3 N/m is carrying a factored load of 500 KN. design a suitable column splice. use 20Ф 4.6 grade bolts and steel of grade Fe 410
Other Semester 6 subjects
BE Civil
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About this paper
Official Gujarat Technological University (GTU) examination paper for Elementary Structural Design (Summer 2025, B.E. · Civil Engineering, Sem 6). 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.