Make sure the haz mat people disinfected your basement before you proceed and run a de humidifier for several days to ensure the dampness is gone.
Floor before drywall.
Yes floor refinishing is messy but they don t want to start with a film of gymsum dust all over the place.
When you re hanging drywall and installing new flooring it s usually best to hang the drywall first and then save the floor for last.
After floors this would be a huge pain to do since you would need to pull the door out and saw the jamb.
Repair any cracks in the foundation professionally before you drywall.
If there is flooring like tile under the carpet drywall first.
Trying to protect the floor will add time and expense to the drywalling.
In this case the decision is practically made for you already.
And it will be unsuccessful.
Before the floors go in you can easily shim one end of the jamb to get the door exactly plumb.
Been standing on the 2nd floor when the guys on the 1st floor were banging in the floor on the 1st floorand the 2nd dloor shook causing screw pops.
The easiest option would be to coat the walls with a good bonding primer before applying another top coat of paint.
Install drywall before flooring.
The subfloor must be in place before mechanical contractors such as electricians and plumbers can install wiring and pipes in the walls.
First time remodelers often make the mistake of letting drywall rest on the floor while attaching it to the vertical wall studs with screws.
When installing drywall should it rest on the floor.
The floor is sanded anyways so any drywall debris or dust accumulated before the floor is varnished is removed anyway.
At this stage it s still too early to hang drywall.
After carefully measuring and cutting out the openings in your sheet.
Also maybe others are more careful but i found it s hard not to ding the floor a little bit when doing doors afterwards.
You can paint with pure freedom even using a paint sprayer and spillages rarely cause much damage.
And use a vapor barrier.
The 1 4 inch drywall should work but will require finishing and replacement of all the trim in the room.
If you simply have no floor coverings yet and just a subfloor then you will greatly benefit by painting the walls and ceiling before refinishing the floors.
Time and mess if time is of the essence it s quicker to hang the drywall and tape out the walls first.
The general construction rule is to work from the top of the room.
Dealing with the inevitable drywall mess will add time and expense to the floor finishing.
Then the drywall will break around the electrical box left requiring extra time to patch.
Do the drywall first.