Based on the role need to read/Edit the item attribute and its specific to item class on redwood.

Summary:

Specific to particular item class, need to control item attributes(operational attributes) to be edited or read based on the user roles in redwood page

one set of users should have access to edit the attribute, while other major set of user should be able to read only.

and very particular this functionality is required only for the particular item class not all the existing item classes