What is a grand staff and when is it used in wind scores?

• A. A pair of staves (treble and bass) connected by a brace; used where multiple clefs are required.
• B. A system of staves connected by a dotted line for visual alignment.
• C. A single staff with multiple clefs.
• D. Two staves connected by a brace; used for percussion only.

Answer: (A)

A grand staff is two staves—one in treble and one in bass—connected by a brace so they’re read as a single system. It’s used whenever a single instrument’s music needs more than one clef to stay legible. In wind scores, this happens when the part spans a wide pitch range or frequently moves between high and low notes, making it awkward to fit everything on one staff with lots of ledger lines. By placing the high passages on the treble staff and the low passages on the bass staff within the same system, readers can stay in their comfortable clef regions without losing line continuity. The brace signals that these two staves belong together as one part.