what is the lane ends sign
MUTCD Regulation: Section 2C.42 Lane Ends Signs (W4-2, W9-1, W9-2) Standard: 01 In dropped lane situations, regulatory signs (see Section 2B.20) shall be used to inform road users that a through lane is becoming a mandatory turn lane. The W4-2, W9-1, and W9-2 signs shall not be used in dropped lane situations.