Residental buildings type K-7

Dear friends, hello. I was genuinely surprised that the game still lacks the first massive panel apartment building in the entire history of the USSR, the K-7 series.
Since the existence of the Soviet Union, and even after the Second World War, there has been no mass housing in the country. More than half of the population lives in dugouts, barracks, communal apartments. Brick buildings take a long time to build, and the Stalin-era style turns out to be expensive to build. And in 1955, a decree was issued on the elimination of architectural excesses. This is how the country’s first series of K-7 panel houses was born. First of all, for the capital, Moscow.
The first houses were full of flaws: lack of balconies, garbage disposal, technical floor; thin walls, small size of apartments, rooms, and especially kitchens (5 square meters); cold in winter. But at the time of its release in 1958, it was a luxury for a Soviet person. It was a private apartment of one, two or three rooms. The house was built very quickly due to a simple structure, the frame of the building was provided with interior transverse panels. The construction could take a little more than a month.
Due to the poor quality of housing provided by the series’ construction, most of the buildings fell into complete disrepair by the early 2000s: seams froze, tiles fell off, and walls collapsed somewhere. In this regard, all buildings in Moscow were demolished. It is still used in other cities, and is found in St. Petersburg under the name