Jalan Ulu Yam
Jalan Ulu Yam (Selangor state route B57) is a major road in Klang Valley region, Selangor, Malaysia. Route background. The Kilometre Zero of Jalan Ulu Yam starts at Ulu Yam. It provides a panoramic view of Batu Dam lake, Sungai Tua Waterfall and Ulu Yam. At most sections, the Selangor State Route B57 was built under the JKR R5 road standard, allowing maximum speed limit of up to 90 km/h. There are no alternate routes or sections with motorcycle lanes.