1.   Allow the glue to dry before driving in a new screw.

2.   Before driving a new screw, lubricate the threads with paraffin wax.

3.   Fill the plug hole with a wooden dowel, drill a pilot hole and drive a new screw.

4.   If the wood is torn, fill it so the new screw will have some solid material to grip.

5.   Pull the old cover free and put the newer cover in its place with a new screw.

6.   The new screws will bring the plywood layers together and secure them permanently to the joists.

7.   The plastic now has a threaded hole that will accept a new screw of the same size.

8.   A bone graft from his pelvis will be done and new screws will be reinserted.

9.   A bone graft from his pelvis will be done and new screws will be reinserted, most likely next week.

10.   A bone graft from his pelvis will be done, and new screws will be reinserted, most likely next week.