(a) Emergency response plans must be prepared in accordance with section 360.16(c)(4)(iv) of this Title.

(b) A site health and safety coordinator must be designated on a full-time basis during excavation. The site health and safety coordinator must be trained in hazardous waste and emergency response operations as referenced in 29 CFR part 1910.120, as incorporated by reference in section 360.3 of this Title.