Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_28723146_2 (multi_lane INTEGER, category_wise VARCHAR)
### Question:
What is the highest value for multi lane if category wise is major district roads?
### Answer:
SELECT MAX(multi_lane) FROM table_28723146_2 WHERE category_wise = "Major district roads"