Not exceeding 85 decibels A(dbA) measured at 7.5 meter or
Diesel Vehicle
Accelerate until the engine reaches maximum speed.
Maximum Sound Level (Lmax) should not exceed 115 dB(B)
A-weighted Equivalent Continuous Sound Leve (Leg)24 hours should not exceed 70 dB(A)
Equivalent Sound Level (Leg) from Fluctuating Noise