Tender For annual repair & maintenance civil works and e&m equipment i/c operation and maintenance of sub-station equipment, dg set, ac units, fire alarm system and passenger lifts at esic super speciality hospital located at sanath nagar, hyderabad during the year 2025-26. sh: dismantling and replacement of damaged chilled water pipeline.subwork/packages:sh: dismantling and replacement of damaged chilled water pipeline.