The western section of what is now I-240 was built in 1966.
The original section of the house was built between 1790 and 1810.
The original section of the main house was built 1811-1815.
The original section of the house was built about 1815.
The northern section was built from the late 1760s to 1795.
The largest section of the house was built in 1875.
The original section was built in 1890, with an addition made between 1910 and 1925.
The first sections of the A 4 were built in the years 1934 to 1937.
The road's first sections were built in the 1960s and 1970s.
The last section of the highway was built in 2004.
