The phrase "additional guard" is correct and usable in written English.
It can be used when referring to an extra layer of security or protection in various contexts, such as physical security, cybersecurity, or safety measures.
Example: "To enhance the safety of the building, we have decided to implement an additional guard during the night shifts."
Alternatives: "extra security" or "supplementary protection".
Any option would also require additional Guard and Reserve forces.
But this time the measures -- including new guidelines on how guards may use force, additional guard training and the installation of more video cameras -- are being applied throughout the city's system, including the large jail complex on Rikers Island.
Early in the planning, the state office offered to make additional Guard forces and state police officers available, but the New York Police Department declined the offer, state and city officials said.
"While for operations security reasons we can not discuss specific numbers, it is fair to say there will be an additional Guard presence," said Scott Sandman, spokesman for the state Division of Military and Naval Affairs, which administers the state's National Guard units.
Since the reports are sent in the reverse direction (relative to the data), additional guard period is needed around them.
In order to avoid symbols in which the time between adjacent pulses is zero, an additional guard chip may also be added to each symbol immediately following the pulse.
Two additional guards were involved in the melee and sustained multiple injuries.
Alutiiq Security and Technology, an Anchorage, Alaska, company, will be providing the guards, subcontracting with Wackenhut Services of Florida to provide additional guards.
I also understand this evening the company has accepted our offer of additional guards and we expect up to 100 additional guards to be deployed into the terminal area".
Lebanese officials said additional guards had been assigned to the embassies of Qatar, Saudi Arabia and Turkey, the main allies of the Syrian insurgency.
"We are in the process of placing additional guards at facilities and are undertaking other security improvements such as revalidating employee identification".
