Indonesian National Route 15
National Route 15 in Java is one of major road network of Indonesian National Routes in Yogyakarta, Central Java and East Java connecting Yogyakarta to Surabaya. Route description 
National Route 15 connects Yogyakarta to Surabaya through Surakarta. Starting at Depok, Yogyakarta connects with National Route 14 and ends at Waru, Sidoarjo, Surabaya. Starting at Sleman Regency north of Yogyakarta City, it intersects with National Route 14 at a roundabout interchange. It also intersects National Road 3. It connects with National Road 16 with a roundabout on Kartasura. The Surakarta-Surabaya section of the route is a part of AH2. References

Indonesian National Routes