734.01 Description. This item shall consist of furnishing and
installing an acceptable crashworthy terminal at br idge ends at the locations shown in the plans or as directed by the Engineer. The bridge end terminal shall satisfy the National Coop erative Highway Research Program (NCHRP) Report 350 or the Manual f or Assessing Safety Hardware (MASH) requirements for a test level 3 (TL-3) terminal. The bridge end terminal shall be of a configuration that will be compatible with the subgrade width and site geometr y shown on the plans. Bridge end terminals that require grading beyond th e limits shown on the plans will not be acceptable.
734.02 Materials. (a) Foundation Pad and Backup W all.
Concrete shall conform to the requirements of Secti on 802 for Class A or Class S Concrete or Section 501 for paving con crete. The Department will perform all acceptance sampling and testing at the frequencies shown for Contractor acceptance testing in Subsection
802.06 Reinforcing steel shall conform to the req uirements of
Section 804.
b.Bridge End Terminal. The Contractor shall furnish a certification from the manufacturer or supplier tha t the bridge end terminal is non-gating, redirective and meets the r equirements of NCHRP Report 350 or MASH for a TL-3 terminal. All materials shall be new and shall conform to the most current specifications and details recommended by the manufacturer and as approved by the Engineer. All parts shall be clearly identifie d for proper assembly and replacement. The Contractor shall provide the Engineer with copi es of all necessary manufacturer’s details and installation m anuals prior to the installation of the bridge end terminal on the project. These materials shall remain the property of the Departme nt.
734.03 Construction Requirements. The subgrade for the
foundation pad shall be shaped and compacted to the required section as directed by the Engineer. The foundation pad, including curb transition from bridge ends, and backup wall, if required, shall be constructed according to the details provided by the manufacturer. The bridge end terminal shall be fabricated and ins talled according to the manufacturer’s most current recomm endations and installation methods. Any damage caused by the Con tractor to the materials required for the bridge end terminal shal l be repaired or replaced immediately at no cost to the Department.
734.04 Method of Measurement. Bridge End Terminal
completed and accepted under this item will be meas ured by the unit. Each unit shall include one bridge end termi nal, foundation pad with curb transitions and backup wall, if requi red.
734.05 Basis of Payment. Work completed and accepted and
measured as provided above will be paid for at the contract unit price bid per each for Bridge End Terminal, which p rice shall be full compensation for shaping and compacting the subgrad e; for constructing the foundation pad, with curb transiti ons; for constructing the backup wall, if required; for furn ishing and installing the bridge end terminal; and for all mat erials, labor, equipment, tools and incidentals necessary to compl ete the work. Pay Item Pay Unit Bridge End Terminal Each 651 DIVISION 800 STRUCTURES
Source: , Edition.