Which of the following is one of the standard codes used for designing high strength concrete mixes?

The permissible stress in prestressing steel should not exceed _______

The codal provision for reinforcement cover is?

In which method, high strength concrete mixes are designed by relating compressive strength to reference number?

The ultimate strength of high tensile steel is _______

The developments in the field of concrete mix design gave compressive strength ranging between _______

In high strength concrete, high modulus of elasticity in the beam is due to _______

The full form of ACI method for mix design proportion is _______