The Central Industrial Security Force is reviewing security arrangements at nuclear installations and other critical infrastructure along the western and eastern coasts of the country in view of terror threats to these assets.<br/><br/>A senior home ministry officer said that the security checks are being done to ascertain threat perception and risk analysis of vital installations including nuclear plants. <br/><br/>He said the help of Defence forces is also taken besides the deployment of CISF men for providing air Defence cover in some of the vital nuclear installations<br/><br/>The CISF is presently guarding nuclear installations, space establishments, seaports, power plants and sensitive government buildings along coastal cities.<br/>