Jalan Serian–Tebedu

100px Federal Route 21
Jalan Serian–Tebedu
Route information
Length:	50 km (30 mi)
Major junctions
Northeast end:	Serian
	Kuching-Serian Highway (Sg. Mamat Bridge-Serian Roundabout) Q144 Serian/Tebakang Old Link Road Q356 Old Serian-Tebakang-Tebedu-Indonesian Border Road Q542 Baki-Riih Road Q154 Muara Mongkos Road
Southwest end:	Tebedu
Location
Primary destinations:	Tebakang Mongkos Kalimantan (Indonesia)
Highway system
Highways in Malaysia Expressways Federal State

Jalan Serian–Tebedu, Federal Route 21, is a major highway in Samarahan Division, Sarawak, Malaysia. It is a dual lane road that is maintained by PPES Works Sdn. Bhd., a subsidiary of CMS Road. It connects Serian roundabout to Tebedu. Among other major destinations branched out from this route are Riih, Tebakang and Mongkos. It is a major route to West Kalimantan, Indonesia and frequently being used for people from both Malaysia and Indonesia to travel crossing the border. Along this road has many scattered houses, privately owned orchards, churches, primary school and chapels. It branched out to many small villages such as Kg. Kakai and Kg. Tian. GIATMARA institution of Serian district is also located here.

The Kilometre Zero is located at Tebedu town.

List of interchanges

Km	Exit	Interchange	To	Remarks
		Serian Serian Roundabout	North Pan Borneo Highway Jalan Kuching–Serian (Kuching/Samarahan Boundary–Sg. Mamat Bridge) Jalan Kuching–Serian (Sg. Mamat Bridge–Serian Roundabout) Siburan Kota Samarahan Kuching East Serian Bypass Taman Pasir Jalan Serian–Sri Aman Simunjan Sri Aman Southeast Jalan Bandar Serian Serian Hospital Serian town centre Jalan Serian–Sri Aman Simunjan Sri Aman	4-way Roundabout
		Serian (old link road)	East Q144 Serian-Tebakang Old Link Road Kg. Murud Balai Bomba dan Penyelamat Serian	T-junctions
		Old Serian-Tebakang Road	East Q356 Serian-Tebakang-Tebedu-Indonesian Border Old Link Road Kg. Tian	T-junctions
		Baki-Riih	Northwest Q542 Baki-Riih Road Pekan Baki Lama Kg. Riih Mawang Kg. Riih Daso Kg. Rituh Kg. Bantang Kg. Pichin Kg. Tanggak Kg. Tubih Kg. Tubih Mawang	T-junctions
		Muara Mongkos Road	Northwest Q154 Muara Mongkos Road Kg. Tebakang Dayak Kg. Tebakang Melayu Mongkos Q154-1 Tebakang/Mongkos Junction-Sg. Nyanuh Bridge Q154-2 Sg. Nyanuh Bridge Tebakang Bunan Kg. Bung Padus Kg. Bunan Gega Kg. Bunan Punok Kg. Gahat Mongkos Kg. Mapu Kg. Mapu Tragu Kg. Mentu Pondok Kg. Mentu Mawang Kg. Mentu Tapu	T-junctions
21 0		Tebedu	Bandar Mutiara Land Port Tebedu Duty Free Shop Kg. Darul Iman Kg. Tebedu Melayu Kg. Tebedu Bidayuh
Tebedu Checkpoint Customs 20pxImmigration
Malaysia Sarawak Samarahan Division Serian district border
ASEAN Malaysia-Indonesia Border
Indonesia West Kalimantan Sanggau district border
			South Indonesia West Kalimantan Entikong Checkpoint Balai Karangan Pontianak