The Hynniewtrep National Youth Front (HNYF) has alleged plying of overloaded trucks through Umpung bridge in Mawsynram region in East Khasi Hills and demanded for installation of a weighbridge to check the illegal overloading. The bridge, capacity of which is 9 tonne, is facing damage due to the overloaded trucks, said the HNYF Southern Border Area unit in a letter submitted to deputy commissioner of East Khasi Hills on Tuesday. It said the overloaded trucks pay no heed to a