For concreting tunnel linings, transportation of concrete is done by

Related MCQs

• For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be
• If the various concrete ingredients i.e. cement, sand and aggregates are in the ratio of 1:3:6, the grade of concrete, is
• Minimum grade of concrete to be used in reinforced concrete as per IS: 4561978 is
• Ordinary concrete is not used for concrete grade
• If the effective working time is 7 hours and per batch time of concrete is 3 minutes, the output of a concrete mixer of 150 litre capacity, is
• Transport of concrete by pumps, is done for a distance of
• Separation of coarse aggregates from mortar during transportation, is known
• The purpose of reinforcement in pre-stressed concrete is
• Workability of concrete is directly proportional to
• In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively