Q.1
14 Marks(a)
Explain the key aspects of sustainable concrete.
(b)
Discuss the functions of each Bogue's compound.
(c)
Describe the laboratory test to find the normal consistency of cement.
Gujarat Technological UniversityWinter 2025 examination
GTU BE03006021 Concrete Technology Winter 2025 Question Paper & PDF
B.E. · Civil Engineering · Semester 3 · Subject code BE03006021
- Total
- 70 marks
- To pass
- 23 marks (33%)
- Duration
- 2.5 Hours 10:30 AM – 1:00 PM
- Questions
- 5 with internal choice
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Q.2
14 Marks(a)
Explain the precautions to be taken in storing the cement bag.
(b)
Discuss the alkali aggregate reaction.
(c)
Explain the functions and types of chemical admixtures used in concrete.
OR
(c)
Explain the effect of size, shape, and grading of aggregates on workability and strength.
Q.3
14 Marks(a)
Define workability of concrete and describe three slump cone patterns with the sketch.
(b)
Discuss the factors affecting the strength of hardened concrete.
(c)
Explain the relationship between water-cement ratio and compressive strength with graphs.
OR
(a)
Explain slump loss and segregation in concrete.
(b)
Describe various curing methods and their importance.
(c)
Explain the factors affecting creep of concrete.
Q.4
14 Marks(a)
Define permeability and its importance for concrete durability.
(b)
Explain the factors affecting durability of concrete.
(c)
Describe the mix design procedures of concrete as per IS: 10262-2019.
OR
(a)
Discuss sulphate attack and its preventive measures for durable concrete.
(b)
Explain carbonation-induced corrosion in reinforced concrete structures.
(c)
Describe the factors influencing the mix proportions of concrete.
Q.5
14 Marks(a)
Define High Performance Concrete and mention its characteristics.
(b)
Describe the procedure for ready-mix concrete and its field applications.
(c)
Discuss the procedure and working principle of Rebound Hammer Test.
OR
(a)
Define Geopolymer Concrete and state its advantages over conventional concrete.
(b)
Explain various special concreting methods used under extreme weather conditions.
(c)
Discuss different non-destructive testing methods of in-situ concrete and their significance.
More Concrete Technology papers
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About this paper
Official Gujarat Technological University (GTU) examination paper for Concrete Technology (Winter 2025, B.E. · Civil Engineering, Sem 3). 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.