Venkatachalaiah, J.

1. These three writ appeals by respondents 6, 8 and 10 respectively in Writ Petition No. 1379 of 1983 are directed against the order dt. 8-4-1983 of the learned Chief Justice, allowing the said writ petition. The writ petition arose out of certain proceedings under the Motor Vehicles Act, 1939 (the 'Act' for short) before the, State Transport Authority (the 'STA') in the matter of the prayer of the petitioner for grant of variation in the conditions, of his stage carrier's permit by way of additional trips with additional vehicles on an inter-State route. By the sad order the learned Chief Justice set aside the order dt. 25-11-1982 of the 'STA' declining the variation sought for, granted petitioner's application for the variation and directed the 'STA' to make the consequential and requisite endorsements on the permit. Sri Pungappa, petitioner in the writ petition is the common respondent 2 in each of the appeals. The parties will hereinafter be referred to with reference to their array in the writ petition.

2. The relevant and material facts are these : The Inter-State route concerned in this case is "Bangalore to Dharma varam" (183.4 Km) via Yelahanka, D