631 - A fixed post, such as staffing a gatehouse, is costly both in terms of manpower and maintenance. If possible, permanent gatehouses should not be planned. However, there may be a need to have gatehouses at a particular site. If this is the case, the following should be taken in consideration: ? Outdoor lighting should be located on the gatehouse ? Yellow safety poles should be placed at all four corners, if positioned near a vehicle entrance/exit. These poles should be a minimum of 4 inch diameter steel that should extend 4 feet above the ground and be imbedded in concrete 4 feet below grade. ? Lane closure identifiers should be available for each lane. ? If possible, the front of the gatehouse should not be positioned directly into the sun. If so, provisions should be made to place some type of sun filter on the windows, without obstructing the view of Security personnel assigned to the gate. ? The gatehouse should be equipped with an adequate cooling/heating system. ? This system should be checked Review gatehouses and truck gates at the location to ensure compliance with Company requirements (these requirements may vary depending on the facility's location). Additional testing: