MS-2 Epi No- 34 Clause -5.7 Percent VFA Explained | Voids Filled with Asphalt (VFA) Calculation
Автор: Lab vala 🔭
Загружено: 2026-02-02
Просмотров: 13
Описание:
Percent VFA (Voids Filled with Asphalt) is a very important parameter in bituminous mix design.
In this video, we explain what VFA is, why it is important, and how to calculate VFA step-by-step using standard equations.
📌 Topics covered in this video:
What is Percent VFA in Compacted Mixture
Relationship between VFA, VMA and Air Voids (Pa)
Difference between VMA and VFA
Formula for calculating VFA (Eq. 5.23 & Eq. 5.24)
Numerical example using:
VMA = 14.3 %
Air Voids (Pa) = 3.7 %
Interpretation of VFA value in mix design
📐 Formula Used: VFA = � × 100
This topic is very important for:
Bituminous Mix Design
Marshall Method
Superpave Mix Design
GATE, SSC JE, AE, and Diploma Civil exams
👉 Watch till the end to clearly understand VFA with concept + calculation.
🔖 Hashtags / Tags (#tags)
#VFA
#VoidsFilledWithAsphalt
#BituminousMixDesign
#MarshallMixDesign
#VMA
#AirVoids
#HighwayEngineering
#CivilEngineering
#AsphaltMix
#PavementEngineering
#GATECivil
#SSCJE
#AEJE
#CivilEngineeringHindi
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