9−50 The Contractor shall be required to perform all maintenance recommended by the manufacturer of the units, as required to keep the unit operating properly. Said maintenance shall include the periodic cleaning of the units. The units shall be kept in good repair at all times. If there is a failure, malfunction, or damage to the unit for any reason, the Contractor will expedite the repair and furnish adequate flaggers or other approved means to pr ovide a safe means for control of traffic until the units are put back into service. 925.04 METHOD OF MEASUREMENT. "Portable Changeable Message Signs" will be measured by number of days the unit is act ually employed in the construction work in accordance with the Plans and/or as directed by the Engineer. 925.05 BASIS OF PAYMENT. The accepted quantity of "Portable Changeable Message Signs" will be paid for at the contract unit price per day as listed in the Proposal. The price so-stated constitutes full and complete compensation for all labor, materials, and equipment including the unit itself, first placement thereof, temporary storage, repositioning at different locations, diesel fuel, electric power, batteries, maintenance, and all incidentals necessary to finish the work, complete and accepted by the Engineer. FOR TEMPORARY TRAFFIC CONTROL
926.01 DESCRIPTION. This work consists of providing anchored or unanchored precast concrete
barrier for temporary traffic control at the locations shown on the Plans or as directed by the Engineer, all in accordance with these Specifications. Anchored barrier on bridge decks will be double-face type barrier except when single-face type units are specified on the Plans.
926.02 Materials.
926.02.1 Anchored and Unanchored Barrier Units. Portland cement concrete and reinforcing
shall conform to the requirements of Subsection 909.02.1 of these Specifications.
926.02.2 Delineators. Delineators shall have a minimum of 9 square inches of reflective surface
area. The unit shall be capable of being mounted on the side of barrier by use of an adhesive or other method approved by the manufacturer. Such delineators may be one of those products which appear on the Department's Approved Materials List.
926.02.3 High Strength Non-Shrink Grout. High Strength Non-Shrink Grout shall conform to the
requirements of Subsection 819.02.2 of these specifications.