CREATE TABLE table_49436 ("Name" TEXT, "Opened" TEXT, "Closed" TEXT, "Length" TEXT, "Location" TEXT)

What year did the Caphouse Colliery railway close?
SELECT "Closed" FROM table_49436 WHERE "Name" = 'caphouse colliery'
SELECT "Closed" FROM "table_49436" WHERE "Name" = 'caphouse colliery'