PCC vs RCC: Difference & Where Each Is Used

PCC and RCC serve different purposes. PCC is generally used for preparatory work, while RCC is used for structural components. PCC usually contains no structural steel reinforcement, whereas RCC has steel reinforcements to improve tensile strength and structural performance. RCC needs protection from water ingress. Moisture reaching the reinforcement can contribute to corrosion and cracking. Good concrete quality, adequate reinforcement cover, and a suitable waterproofing system should work together to protect the structure.

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When planning for ongoing construction, knowing the differences between PCC and RCC helps you choose the right concrete for each application. Plain Cement Concrete (PCC) doesn’t contain steel reinforcement, while Reinforced Cement Concrete (RCC) has steel reinforcement to improve its structural performance.

Both materials have different purposes on a construction site. PCC commonly provides a stable base beneath structural elements. RCC is used where concrete must carry structural loads.

 

What are PCC and RCC?
 

PCC, or Plain Cement Concrete, contains cement, water, and fine/coarse aggregates. On the other hand, RCC, or Reinforced Cement Concrete, contains similar concrete ingredients and also includes steel bars or a reinforcement mesh.

 

PCC vs RCC: The Key Difference
 

The main difference between PCC and RCC is reinforcement and structural purpose. RCC has steel reinforcements, which gives it greater resistance to structural loads.

Here is a simple comparison:

Where Each Is Used
 

What are the typical uses of PCC?
 

PCC is usually applied below foundations to build a level working surface. It can also help prevent direct contact between reinforcement and soil.

Common PCC applications include:
 

• Foundation bedding
   
• Levelling courses
   
• Flooring bases
   
• Filling and preparatory work
   
• Base layers below structural concrete
   

PCC may also help provide a uniform surface before structural work begins. 
 

Where is RCC used?
 

RCC is widely used for structural components that carry loads. Steel reinforcement helps the concrete handle tensile stresses more effectively.

Common RCC applications include:
 

• Slabs
   
• Footings
   
• Columns
   
• Staircases
   
• Beams
   
• Retaining structures
   

Structural design requirements should always guide material selection and reinforcement details.

 

Why RCC Needs Waterproofing
 

RCC is build with added steel reinforcements for stability. When moisture and other aggressive elements reach the reinforcement, corrosion can occur. Corroding steel can expand inside the walls, causing cracks in RCC concrete. Cracks can also let more moisture into the concrete. This can create a cycle of moisture ingress and damage.

That is why waterproofing should be considered as part of an overall protection system. Proper concrete quality, adequate reinforcement cover, crack control and suitable waterproofing all have a role.
 

Protecting RCC
 

Address waterproofing during design and construction. Select a system based on the structure, exposure and expected moisture conditions.

Products such as Dr. Fixit Pidiproof LW+ and Dr. Fixit Krystalline are often used to protect RCC concrete from long-term water damage. With the right waterproofing system, your RCC structures can remain stable and healthy without needing constant repairs.
 

If you need any assistance regarding waterproofing products for your RCC concrete construction, then fill out the form below to connect with Dr. Fixit’s expert consultants. 

 

Frequently asked questions
 

What is the difference between PCC and RCC?

PCC is Plain Cement Concrete and doesn’t have any structural steel reinforcement. RCC is Reinforced Cement Concrete that is build with added steel reinforcements.


Where is PCC used?

Generally, PCC is applied to foundations for levelling, bedding and other preparatory applications. Its exact use depends on project requirements.


Where is RCC used?

RCC is commonly used for staircases, columns, beams, etc. Basically, any structures that need stability. These elements require reinforced concrete to meet structural requirements.


Why does RCC crack?

RCC can crack due to shrinkage, movement, loading, inadequate detailing, or moisture-related deterioration. Assess the cause before selecting a repair approach.


How do you waterproof RCC?

RCC waterproofing depends on the structure and exposure conditions. A suitable waterproofing system, combined with good concrete practices and crack control, can help reduce water ingress.


Can PCC be used instead of RCC?

PCC and RCC have different purposes. PCC should not replace structurally designed RCC where reinforcement is required to meet structural requirements.


Does waterproofing prevent all RCC cracks?

Waterproofing helps manage water ingress but does not address every cause of cracking. Structural movement, shrinkage and construction-related issues may require separate assessment and treatment.