consultancy services for authority’s engineer for supervision of construction of new 4 - lane bridge ( parallel to the existing mg setu ) with its approaches from km 0 / 000 to km 14 / 500 across river ganga on nh-19 at patna in the state of bihar on epc mode. , remuneration for , ( a ) professional key personnel , ( b ) sub- professional key personnel , remuneration for supporting staff , transportation , ( a ) duty travel to site , ( b ) international training , ( c ) domestic training , office rent , office supplies , utilities and communication , office furniture and equipment , reports and document printing , bridge testing / inspection / monitoring system and road survey equipment , contingencies , sub total , goods and services tax payble in india