there are many difference between PCC and RCC concrete grade. PCC stands for plain cement concrete which does not contain steel so its concrete quality is lower than Reinforced cement concrete mixture, which contain heavy steel that makes this best quality of concrete grade. In concrete quality higher grade means best concrete mixture quality and lower concrete Grade means lower quality of concrete mixture. in this article we will discuss the difference between PCC and RCC concrete grade.
PCC concrete grade
PCC concrete grade is generally low which is upto M5 to M15. actually PCC concrete mixture have basically three grades M5, M10, and M15. M5 Grade is known as lowest quality of concrete which is basically used in temporarily structure foundation. second M10 grade which is some times better than M5 concrete. M10 concrete is used in base foundation of any structure and culverts. and the third one is M15 concrete grade which is known as best Quality of PCC concrete grade.
RCC concrete grade
RCC concrete grade is known as the best quality concrete grade which is generally between M25 to M60. Reinforced cement concrete contains steel so it is necessary to use the best quality of cement, sand, water, chemical and crushed stones of size 20mm in concrete mixture. RCC concrete is used in important parts of any structure Such as slab, Raft, Waal, and Pear cap. In the slab part generally, the construction management team uses an M35 grade concrete mixture because the slab part of any structure is the most important part of the structure, but In pear caps engineers use M60 grade of concrete mixture which is highest grade of concrete. it is used in Pear caps because all the heavy loads on bridge is loaded on only pear caps.
Differences Between PCC and RCC Grades
Aspect
PCC (Plain Cement Concrete)
RCC (Reinforced Cement Concrete)
Definition
Concrete mix without steel reinforcement
Concrete mix with steel reinforcement
Strength
Lower compressive and tensile strength
Higher compressive and tensile strength
Common Grades
M5, M10, M15
M25, M30, M35, up to M60
Composition
Cement, sand, aggregates, water
Cement, sand, aggregates, water, steel bars/mesh
Typical Uses
Non-structural applications like pathways, foundations
Structural components like slabs, beams, columns
Durability
Less durable under heavy loads
Highly durable and can withstand heavy loads
Water Absorption
Higher water absorption
Lower water absorption due to steel reinforcement
Load-Bearing Capacity
Suitable for light loads
Suitable for heavy loads
Construction Cost
Lower cost due to absence of steel
Higher cost due to inclusion of steel
Application in Bridges
Not used in load-bearing parts
Used in critical components like pier caps
Benefits of PCC
Plain Cement Concrete (PCC) is advantageous due to its simplicity and cost-effectiveness. It is easy to mix and apply, making it ideal for non-structural applications such as pathways, walkways, and simple foundations. PCC provides a stable, level base that can support light loads, ensuring a solid groundwork for subsequent construction. Its higher water absorption capacity can help stabilize structures in moist conditions. Additionally, PCC is less expensive than RCC since it does not require steel reinforcement, making it a budget-friendly option for projects that do not need high tensile strength.
Benefits of RCC
Reinforced Cement Concrete (RCC) offers superior strength and durability, making it essential for structural components like slabs, beams, columns, and pier caps. The inclusion of steel reinforcement significantly enhances its tensile and compressive strength, allowing it to bear heavy loads and resist environmental stresses. RCC is highly durable and can withstand various stresses, ensuring long-lasting structural integrity. Its versatility makes it suitable for critical infrastructure projects, including bridges, buildings, and other load-bearing structures. Although more expensive due to the steel reinforcement, the investment in RCC pays off through its enhanced performance and longevity in demanding applications.
conclusion
In construction, understanding the differences between PCC and RCC concrete grades is crucial for selecting the right material for each application. PCC, with its lower grades and absence of steel, is ideal for non-structural and foundational uses where cost-effectiveness and simplicity are key. In contrast, RCC, with its higher grades and steel reinforcement, offers superior strength and durability, making it indispensable for structural components subjected to heavy loads and stress. By choosing the appropriate concrete grade, construction projects can achieve the desired balance of strength, durability, and cost-efficiency, ensuring safe and reliable structures.
What is the grade of PCC?
PCC (Plain Cement Concrete) grades typically range from M5 to M15. These grades indicate the compressive strength of the concrete, with M5 being the lowest and M15 the highest, used for various foundational and non-structural applications.
What is the ratio of M10 grade concrete?
The mix ratio for M10 grade concrete is 1:3:6, which means 1 part cement, 3 parts sand, and 6 parts aggregates. This ratio ensures adequate strength and workability for foundational layers and non-load-bearing applications.
What is the rate of PCC M10 per cubic meter?
The rate of PCC M10 per cubic meter varies based on location and market conditions. On average, it costs approximately ₹3,500 to ₹4,500 per cubic meter, including materials and labor.
How many bags of cement for M10?
For M10 grade concrete, approximately 4.5 bags of cement (each weighing 50 kg) are required per cubic meter. This calculation ensures the correct proportion for achieving the desired strength and quality.
kriti raj is a professional civil contractor and content writer with two years of expertise. he has outstanding civil construction knowledge and unwavering confidence, Kriti raj write latest updated and informative blog on infrastructure & technology updates.
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