Here are the regarding the instrumentation and PDF arrangement :
If you already have the standard choral piano vocal score, the percussion parts for this arrangement are often sold separately. You can program the "In Fortune" movement (O Fortuna) and the "Tanz" (Dance) effectively with just 4 players if you double the mallet parts. Carmina Burana 2 Pianos Percussion Pdf
: Still requires the full complement of mixed choir, children’s choir, and soprano, tenor, and baritone soloists. Accessing the Score (PDF & Print) Here are the regarding the instrumentation and PDF