Dladla has been shown the door by Richards Bay together with his two assistants Siyabonga Mdluli and Thulani Nkosi after a string of poor results.
The Natal Rich Boyz made history this season when they beat Kaizer Chiefs 2-1 in the Nedbank Cup back in February this year but have now lost out on automatic promotion for next season.
Richards Bay have announced the appointment of Sibusiso Msomi as interim coach ahead of their last GladAfrica Championship match against Steenberg United in KwaZulu-Natal on Sunday.
Bay are now fighting for a promotion playoffs spot together with JDR Stars, TS Sporting and Free State Stars.
Royal AM and Sekhukhune United are tussling at the top of the table for automatic promotion to the DStv Premiership.