Type III Mast Barricade NCHRP-350 CERTIFIED FHWA Acceptance #WZ-61, #WZ-102, #WZ-152, #WZ-166, #WZ-190, #WZ-196, & #WZ-233 Specifications for Anchor Type III Plastic Barricade Presenting the Anchor Type III Plastic Barricade The Mast Features: Durable U.V. stabilized prime polyethylene resin Upr...