The phrase "is planned to replace" is grammatically correct and can be used in written English.
It is typically used to indicate that something is intended to be substituted with something else in the future. It can also convey the idea that the replacement is already in the process of being planned or organized. Example: "The old bridge is planned to be replaced with a new, more modern one next year."
In addition, an open-air theater behind Springlawn is planned to replace the outdoor mainstage space at the Mount.
Something cheaper, simpler and safer, known as project Constellation, is planned to replace it, but this will take time to build, and probably will not be operational before 2015.
It is planned to replace all the current buildings, which date back to 1951.
The project's supporters, who wore matching stickers, called it "world class" and a worthy addition to Newport Center, where it is planned to replace the Orange County Museum of Art at 850 San Clemente Drive.
In September 2008 it was announced, by Electricité de France (EDF), that a third, twin-unit European Pressurized Reactor (EPR) reactor known as Hinkley Point C is planned, to replace Hinkley Point B which is due for closure in 2016.
The GDPR is planned to replace the 1995 Directive 95/46/EC, which constitutes the present European legal framework for processing of personal data.
GM is planning to replace its giant German base at Rüsselsheim with modern, efficient factories.
Michael Gove is planning to replace GCSEs in England with new "I levels", it has been reported.
The district is planning to replace all the elementary schools, most built more than 100 years ago.
The government is planning to replace the primary and secondary schools it has deemed to be in the worst condition as part of a five-year programme.
The museum's contemporary curator, Brooke Davis Anderson, who has organized several Darger shows, was recently hired away by the Los Angeles County Museum of Art to be a deputy director; the folk art museum is planning to replace her.
