Specifications include, but are not limited to: Provide single shredded hardwood bark mulch, 90% Bark Dark in color, on demand. Bark must be processed by a hammer mill using 3” diameter screen No pieces may exceed 6” in length Single shredded bark mulch must be delivered within 2 working days of the order being placed (No deliveries will be accepted without an order) All deliveries will consist of a minimum of no less than a tractor-trailer load. Payment will be made based on the actual cubic yardage as measured at the delivery point, regardless of settling in transit. Authorized Landscape Services personnel or the Department designated employee will make no payment for deliveries unless they are properly measured and accepted. Weight tickets must accompany all bark mulch or various mulch invoices before payment can be authorized, no exceptions.