Just one left, 53a: Kind children's fund. I have -i-e, is it nice? Some of the clues in this are in two parts, and you remove two letters from the longer answer to give the one you want, but if "nice"...
30 across, 'Tapering end of construction site'. -A-D-R-. Some clues in this crossword are cryptic and some are straightforward - not too sure which this one is!