THE ASSOCIATED CEMENT COMPANIES LIMITED

READY MIXED CONCRETE (RMC)

The credit for successful marketing of RMC branded "Designer Concrete" in India which one can say has ushered in a new culture in construction, certainly lies with ACC. ACC has pursued a path of technological excellence and  has many "firsts" to its credit. 

Advantages of using Ready Mixed Concrete (RMC)

• Speedy construction through continuous mechanised operations, leading to economy.
• Lower labour and supervisory costs.
• Assured and uniform quality of required grade of concrete.
• Need for ordering and storing cement, sand and aggregatesat site totally eliminated.
• Multi-transportation of raw materials for concrete eliminated.
• Minimisation of cement wastage in view of bulk handling and storage.

COMPARISON
 

	Site Mixed Concrete	Ready Mixed Concrete
1. Production
Raw Material	Required near mixture	At batching plant
Weigh batching	Manually(appx. qty.)	Computerised
Adjustment for moisture	Approximate	Computerised
Water Cement Ratio	Manually(appx.)	Computerised
Admixture dose	Manually(appx.)	Computerised
Mixing	Tilting mixers	Auto Mixers
Mixing time	Approximate	Turbo Mixers
Batch Size	140 litres	1000 litres
Discharge	Platform	Transit mixers / pump
Rate	3 CuM / hr / mixer	56 CuM / hr / plant
2. Quality
Degree of control	Fair	Very Good
Yield	Variable	Consistent
Testing of fresh concrete	Once / 25 batches	Each batch
3. Raw materials
Selection / sourcing	Client / Consultant	Concrete Supplier
Testing	Client / Consultant	Concrete Supplier
Storage	Multi locational	Single point
Space requirements	Large	Limited area
4.Delivery	Manual with mixers placed near the Pour /Hoist /Crane	Transit mixer (to the site)
5. Placing
Mode	Manual / Hoist / Crane	Concrete pump
Rate	1.5 CuM / hr	As per requirement upto 56 CuM /hr
6. Time frame
Foundations	100 CuM /day	upto 500 CuM / day
Columns / slab	70 CuM / day	upto 200 CuM / day