what is the mixing ratio of sand and cement for wall construction, which cement

Brick work according to cement mortar ratio

1. First class brick work in cement sand mortar 1:4

Brick walls constructed with cement sand mortar 1:4 ratio means 1 part of cement and 4 parts of sand.  This mortar is of high strength and is recommended for following construction works.

• Multi storey buildings
• Heavy weight /load bearing walls
• In earth quake zones
• Brick pillars
• Where there is more vibration due to heavy traffic or factory.
• Boundary wall, courtyard wall parapet wall and other free end walls
• Partition or 4.5 inch thick walls
• Brick works used for drainage

2. First Class Brick Work in cement sand mortar 1:6

Brick walls constructed with cement sand mortar 1:6 ratio means 1 part of cement and 6 parts of sand. This mortar is of medium strength and is recommended for following construction works.

• Three storey buildings
• Load bearing walls 
• Heavy and frequent rainy zones
• Foundation of multi storey buildings

3. First Class Brick Work 1:7

Brick walls constructed with cement sand mortar in the ratio of 1:7 means 1 part of cement and 7 parts of sand. This mortar is low in strength and is recommended for following works.

• Toe walls
• Single storey buildings
• Temporary structures
• Light weight walls having no load of beams etc.