The phrase "as I envisaged" is correct and usable in written English.
It can be used when expressing that something has turned out or occurred in the way that you had imagined or anticipated.
Example: "The project unfolded exactly as I envisaged, with every detail falling into place."
Alternatives: "as I imagined" or "as I envisioned".
"There's no getting away from it, that occasion against Liverpool would have been tremendous," said Gill. "But if I get a result on the weekend, and it goes as well as I envisage, it will certainly go a long way to helping me forget about it".
The reality of the matter is that if, some day in the future, I find myself in this ultimate, privileged role of responsibility, if I get my future as I envisage it now, someone is going to call me "Mom".
A study that I envisaged would be a short and sweet piece of work ended up as an onerous exercise that generated some pleasantly surprising and revealing facts.
I noticed how cute babies and children could be and pictured our spare room as a nursery; I envisaged my wife and I taking our child to the beach near our house (my version of "entering the warm light of a concert hall on a snowy evening").
"I envisaged it as 10 Spaniards and 8 Americans standing by the gate when they let the bulls out," said Mr. Culp, grinning at his ignorance.
"I envisaged him as rather like dropping a couple of potholers into a complex of caves," says Harris.
"I envisaged it initially as a more realistic set, on a bigger scale, but it wasn't possible, so I changed the style to make it cheaper.
This was not how I envisaged it.
This is not how I envisaged my Sunday starting.
"Last night when I went to sleep, I envisaged some sort of victory, but that was beyond a dream when you play as confidently," said the manager.
But because the greater part of what I envisage as community service takes place outside the school day, it will require the close involvement of local community organisations and charities".
