Rev. 9-1-95

HEX-FOAM SANDWICH SYSTEM UNIT

601-R-138

DESCRIPTION. This work shall consist of furnishing, assembling, and installing the Hex-Foam Sandwich System Unit in accordance with the manufacturer's recommendations, these requirements, and as shown on the plans.

MATERIALS. The unit shall be that manufactured by Energy Absorption Systems, Inc. The type of backup, and the size of the concrete pad shall be in accordance with the manufacturer's recommendations. The width at the backup and the number of bays required for each unit shall be as shown on the plans for each given location. The configuration of the unit shall be as crash tested and approved in accordance with FHWA requirements.

Deflector vanes, transition panels, and all other necessary hardware required for bi-directional traffic protection shall be included in the installation, when the unit is installed at a location where traffic is passing the unit on both sides in opposite directions.

CONSTRUCTION REQUIREMENTS. Assembly and installation shall be supervised or performed at all times by an installer trained and certified by the unit's manufacturer, and shall be in accordance with the manufacturer's recommendations at the locations shown on the plans. A copy of the installer's certificate shall be provided to the Engineer prior to the start of work.

The Contractor shall provide the Department with original copies of all necessary current manufacturer's installation manuals and shop drawings prior to beginning installation work. Shop drawings shall be a minimum of 560 mm by 865 mm (22 in. by 34 in.) in size. No installation work shall begin prior to the Department's receipt of such manuals and drawings. Such manuals and drawings will remain the property of the Department.

In case of dispute regarding installation, the manufacturer shall provide a properly trained representative, directly employed by the manufacturer, to ensure that the installation is performed in accordance with the manufacturer's recommendations.

METHOD OF MEASUREMENT. This work will be measured by the number of units of a specified backup width and number of bays, assembled and placed.

BASIS OF PAYMENT. This work will be paid for at the contract unit price per each for Hex-Foam Sandwich System Unit, of the number of bays and backup width shown in the Schedule of Pay Items. The costs of all materials, equipment, labor, and incidentals necessary to complete the installation shall be included in the cost of this work.