This bug report is a parity issue with Java.

Summary:

Doors, Trapdoors, and Fence Gates uses the same sounds when opened and closed.

Steps to Reproduce:

1. Place or find door [ wooden & iron ], trapdoor [ wooden & iron ], and fence gate.
2. Open it by hand or redstone power. Compare open and close sound each blocks.

Observed Results:

The open and close sound of those doors, trapdoors, and fence gates are same.

Expected results:

The open and close sound of doors, trapdoors, and fence gates will be unique each
block.