Dust and noise were main risk factors. The operating posts in dust exceeding allowed limited values were ash storehouse where put the ash and press the ash machine cab in power plant number 1.which the determination values were 5.5,1.1mg/m~3 respectively.

• 电厂1粉尘超标的岗位是灰库放灰和压灰机司机室；检测值分别为5.；5、1