(AAI) and Government of Maharashtra (through CIDCO) each holding 13%. The International Civil Aviation Organization (ICAO) has already given techno-feasibility clearance to the airport. The central government provided cabinet approval for the construction on 31 May 2007. The airport's construction was started in August 2021, and is expected to be fully operational by December 2024. Metro Rail The Navi Mumbai Metro is an under construction rapid transit system in Navi Mumbai. A network of as many as six lines have been planned of which four lines will be constructed by CIDCO in the Navi Mumbai south region, the second and third line of the metro system will be constructed by NMMC and MMRDA respectively. The first line of the metro system is being constructed by CIDCO. This line includes three phases. In the first phase, the line will join the CBD Belapur station on the Mumbai suburban railway and Pendhar village. In the second phase, the line will join Taloja MIDC and Khandeshwar node (which will be extended to the[Navi Mumbai International Airport in Ulwe node of the city), and in the third phase, the line will link the Pendhar and Taloja MIDC metro stations. The first phase of the line 1 is slated to become operational by 2020 and CIDCO has claimed to make the network of its four lines fully operational by 2022–2023 along with operationalisation of the city's International Airport in Ulwe node. The cost of the metro project has risen from 4,163 crore for 21.45 km in 2011 to 8,904 crore for 26.26 km in 2018. Infrastructure Basic infrastructure worth is already in place. The city boasts a reliable supply of electricity from various sources, and excellent motoring conditions, with numerous flyovers, broad roads, and parking lots. The main problem which the residents face is poor connectivity with Mumbai, with only two road links between the two cities and a single rail line. A hovercraft service from Vashi to Colaba and the CBD to Colaba did not succeed due to the high cost of tickets and maintenance. CIDCO is planning to relaunch its hovercraft service from Vashi, Belapur, Nerul and Airoli to Gateway of India. Services There are adequate utility services, banks, restaurants, malls, multiplexes and other shops in Navi Mumbai. The City boasts several shopping malls such as Little World Mall, Glomax Mall, Prime mall and Pacific Mall in the most developed node of Navi