Page 64 - Unit 1: Introduction of Highway and Engineering

Civil Engineering Department | DCC3113 : Highway & Traffic Engineering

Relate the Environmental Quality Act 1974 that resulting
Act
from motorized vehicles from the aspect of pollution:

Air Pollution

(Kawalan Pelepasan Asap dan Gas 1977)

• Not use or allow the car which cause to smoke with a density greater than 50 unit

Hatridge of smoke or a comparable to it

• Ringlemann smoke chart can be used as well Hatridge chart to check the density of

smoke emission

• Smoke limit means smoke density ambiguity is acceptable for any volume that is

released by a motor vehicle at any time at the source or near to the source of emission

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Prepared by : SITI ZURAIFA BINTI MD SAH, zuraifa@pmu.edu.my