Analysis of information sources in references of the Wikipedia article "Jakarta Outer Ring Road" in English language version.
According to the ministry, there are around 54 km of JORR in operation, namely the JORR S (14.3 km), E1 South (4.5 km), E1 North (8.1 km), E2 (9 km), E3 (3.6 km), W2 South (5.7 km) and now the 7.9 km of W2 North.