Worcester to Leominster
Expressway full length
The first section of 190 to open was the short part from I-290 to Exit 1, which was posted as MA 122A as early as 1966. By 1975, the state maps show a proposal for I-190. The 1979-80 map shows it under construction. The road opened in April, 1983. 
[flickr-gallery mode=”search” tags=”i 190″ user_id=”80252055@N02″]
Kurumi’s I-190 entry
 Kurumi, see link above.