Workability Of Concrete Is Measured By

By BYJU'S Exam Prep

Updated on: September 25th, 2023

Workability of concrete is measured by-

  1. Vicat apparatus test
  2. Slump test
  3. Minimum void method
  4. Talbot Richard test

Answer: B. Slump test

Workability of concrete is measured by slump test.


Slump test: Workability of concrete is measured by the most general test, the Slump test. For this test, a mould in the shape of a frustum of a cone with a top diameter of 10 cm, bottom diameter of 20 cm, and height of 30 cm will be used. By using the slump test, concrete’s workability is measured in millimetres.

Type of workability test 

Degree of workability

Flow table test

Very high (slump value > 150 mm)

Vee bee consistometer test

Very low (slump value < 50 mm)

Compaction factor test

Low to medium (slump value 25 to 100 mm)

Sump test

Medium to high (slump value 50 to 150 mm)

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