The 31 kilometer highway between the Shoket Junction and Arad has been one of Israel's most dangerous roads.
The companies' wireless communications network will cover all railway traffic in Israel.
Rail Vision warns train drivers about objects two kilometers away using image processing technology.
A high-tech park, thousands of homes and green areas will be developed adjacent to the Hebrew University, "Yediot Ahronot" reports.
Israel's State Comptroller says the high-speed link won't be ready on time next April.
NTA CEO Yehuda Bar-On is confident that the Tel Aviv light rail Red Line will be operating by 2021, and three lines will be operating in 2024.