(1) Improvements To Lus /Rub Drainage Facilities Including Roof Covering In Lus No.61A,128A & 50A In The Krr-Tp Section (2) Improvements To Lus /Rub Drainage Facilities Including Roof Covering In Lus No.90A,114A & 42A In The Krr-Dg Section (3) Improvements To Lus /Rub Drainage Facilities Including Roof Covering In Lus No.64A,92A In Krr-Tp & 9A In Krr-Dg Section)