A dowel bar is placed at a contraction joint. When contraction occurs, the concrete slab cracks at predetermined location(s). Identify the arrangement, which shows the correct placement of dowel bar and the place of occurrence of the contraction crack(s).

GATE 2020 Civil Engineering Q31 — Civil Engineering

GATE 2020Set 1Q31MCQanswer keyexplanation soonmedium

Civil Engineering · Transportation Engineering - Pavement Design

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Figure from the original GATE 2020 paper. (IIT Delhi archive)

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Recurring concept

Transportation Engineering - Pavement Design has appeared in GATE Civil Engineering 9 times across 6 years (2019, 2020, 2022, 2025, 2026, ...).

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dowel barcontraction jointconcrete slabcracks