H.N. Sarma, J.

1. Common questions of law on the basis of almost similar facts, as projected in this batch of writ petitions, having arisen for determination and adjudication on the prayer of the learned Counsel for the parties, all the writ petitions are heard analogously and disposed of by this common judgment.

2. WP(C) No. 298 (AP) 2005, WP(C) No. 257 (AP) 2005 and WP(C) No. 9 (AP) 2005, have been filed challenging the seniority of the respondent No. 4, Sri M. Ngomdir to the cadre of Executive Engineer and the relaxation given to him by the respondent authority relaxing his qualifying period of service that are necessary for the purpose of promotion to the next higher grade counting his ad hoc period of service as Assistant Engineer. The petitioner has also challenged the subsequent promotion of the respondent No. 4 to the rank of Superintending Engineer dated 1.12.2003 and his regularization with effect from 14.3.97 as Executive Engineer issued vide order dated 23.10.2003.

In WP(C) No. 197 (AP) 2005, the petitioner has challenged the legality and validity of the regularization order dated 22.12.95 by which the respondent No. 4, Sri L. Ango and Sri M. Ngomdir have been give