Thiruvananthapuram : With huge surges witnessed around the state, the Health Department has called for high caution. People must not gather up. Must follow mitigation protocols . Caseload on Tuesday crossed 28,000 in sate. The Test Positive Rate(TPR) rose to 35.27. Infection rate compared to earlier weeks spiked to 204 percent. Covid assessment meeting is due on Thursday and will consider among other things, the shuttering of colleges.