A ground radio station, GRS, comprising: a communications interface comprising one or more antenna elements and one or more transceivers operatively coupled to the one or more antenna elements, the communications interface associated with N command and control, C2, channels, where N is an integer; a traffic manager operatively coupled to the communications interface, the traffic manager configured to: establish one or more concurrent C2 links to n unmanned aircraft systems, UAS, in service, where n is an integer, each C2 link associated with a C2 channel of the N C2 channels; when n ≥ N, establish at least one set of contingency C2 links corresponding to a C2 channel of the N C2 channels, each set of contingency C2 links associated with two or more UAS sharing the corresponding C2 channel; and at least one fusion engine communicatively coupled to the traffic manager, the fusion engine configured to: collect one or more wait times corresponding to each of the two or more UAS sharing the corresponding C2 channel, wherein the one or more wait times includes a wait time for each UAS on a shared C2 channel on a contingency link waiting for a non-shared channel on a standard C2 link; generate one or more dynamic variables S associated with the n UAS in service over time, wherein the dynamic variable S is a probability distribution over time of the number n of UAS in service to the GRS; and generate one or more congestion metrics associated with the N C2 channels by fusing the one or more wait times and the one or more dynamic variables S. a communications interface comprising one or more antenna elements and one or more transceivers operatively coupled to the one or more antenna elements, the communications interface associated with N command and control, C2, channels, where N is an integer; a traffic manager operatively coupled to the communications interface, the traffic manager configured to: establish one or more concurrent C2 links to n unmanned aircraft systems, UAS, in service, where n is an integer, each C2 link associated with a C2 channel of the N C2 channels; when n ≥ N, establish at least one set of contingency C2 links corresponding to a C2 channel of the N C2 channels, each set of contingency C2 links associated with two or more UAS sharing the corresponding C2 channel; and establish one or more concurrent C2 links to n unmanned aircraft systems, UAS, in service, where n is an integer, each C2 link associated with a C2 channel of the N C2 channels; when n ≥ N, establish at least one set of contingency C2 links corresponding to a C2 channel of the N C2 channels, each set of contingency C2 links associated with two or more UAS sharing the corresponding C2 channel; and at least one fusion engine communicatively coupled to the traffic manager, the fusion engine configured to: collect one or more wait times corresponding to each of the two or more UAS sharing the corresponding C2 channel, wherein the one or more wait times includes a wait time for each UAS on a shared C2 channel on a contingency link waiting for a non-shared channel on a standard C2 link; generate one or more dynamic variables S associated with the n UAS in service over time, wherein the dynamic variable S is a probability distribution over time of the number n of UAS in service to the GRS; and generate one or more congestion metrics associated with the N C2 channels by fusing the one or more wait times and the one or more dynamic variables S. collect one or more wait times corresponding to each of the two or more UAS sharing the corresponding C2 channel, wherein the one or more wait times includes a wait time for each UAS on a shared C2 channel on a contingency link waiting for a non-shared channel on a standard C2 link; generate one or more dynamic variables S associated with the n UAS in service over time, wherein the dynamic variable S is a probability distribution over time of the number n of UAS in service to the GRS; and generate one or more congestion metrics associated with the N C2 channels by fusing the one or more wait times and the one or more dynamic variables S.