Cut the studs to fit snugly between the plates. Tap the studs onto their plate marks and flush the studs with the plate edges. Then check them with a carpenter's level. Framing a basement can provide a challenge unlike other areas of the house. You'll be working around obstacles and improvising in order to accommodate original construction and existing mechanical systems.
Basements do have load-bearing walls, so check before removing any existing walls.
Load-bearing basement walls should have a reinforced footing supporting them underneath the slab. Adding basement walls enables drywall finishing and insulating . Typically, a minimum of 2x4 lumber is needed to create a cavity big enough to hold fiber glass insulation. If you just want to finish off the perimeter basement walls without insulating, all you really need in the way of framing are furring strips . Glue and nail 2x2 top and bottom plates.