gauges = {VerticalGauge[42,{0,100},ScaleRanges->{75,100},GaugeStyle->Blue],
VerticalGauge[42,{0,100},ScaleRanges->{{60,80},{80,90},{90,100}}],
VerticalGauge[42,{0,100},ScaleRanges->{{60,80},{80,90},{90,100}},ScaleRangeStyle->{Yellow,Orange,Red}],
VerticalGauge[42,{0,100},ScaleRanges->{{0,33}->Hue[.25,.5,.8],{33,66}->Hue[.125,1,1],{66,100}->Hue[0,1,.9]}],VerticalGauge[42,{0,100},ScaleRanges->{{0,20}->LightGreen,{80,100}->LightRed}],VerticalGauge[42,{0,100},ScaleRanges->{{80,100}->{None,Red}}]};

gauges2={AngularGauge[42,{0,100},ScaleRanges->{75,100},GaugeStyle->Blue],
AngularGauge[42,{0,100},ScaleRanges->{{60,80},{80,90},{90,100}}],
AngularGauge[42,{0,100},ScaleRanges->{{60,80},{80,90},{90,100}},ScaleRangeStyle->{Yellow,Orange,Red}],
AngularGauge[42,{0,100},ScaleRanges->{{0,33}->Hue[.25,.5,.8],{33,66}->Hue[.125,1,1],{66,100}->Hue[0,1,.9]}],AngularGauge[42,{0,100},ScaleRanges->{{0,20}->LightGreen,{80,100}->LightRed}],AngularGauge[42,{0,100},ScaleRanges->{80,100},ScaleRangeStyle->{None,Red}]};

Grid[Partition[Riffle[gauges,gauges2],4]]