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The work covered by this section consists of the excavation and satisfactory disposal of all materials excavated in the construction, cleaning out, and maintenance of silt basins, silt ditches, and other silt detention devices.
When directed by the Engineer, the Contractor shall excavate silt basins, silt ditches, or other silt detention devices to the dimensions and at the locations shown on the plans or as directed by the Engineer for the purpose of siltation control. Silt detention devices shall be cleaned out, when so directed by the Engineer, in order to maintain their effectiveness. Silt detention basins and silt ditches shall be backfilled and shaped for seeding and mulching prior to completion of the project unless otherwise directed by the Engineer.
All excavated materials shall be utilized in the construction
of roadway embankments except where otherwise directed by the
Engineer. Materials which are not utilized in the construction
of roadway embankments shall be disposed of in waste areas in
accordance with Section 802.
The quantity of excavation to be paid for will be the volume in cubic yards, measured in their original position by the average end area method, of all materials excavated within the limits established by the plans or directed by the Engineer. If in the opinion of the Engineer it is not feasible to measure the excavated material in its original position, the volume shall be determined by truck measurement in accordance with Subarticle 2305(C), except that no deduction for shrinkage will be made.
The quantity of excavation of all materials excavated in the construction, cleaning out, and maintaining detention devices, measured as provided in Article 16304, will be paid for at the contract unit price per cubic yard for "Silt Excavation."
The filling of silt basins or silt ditches will be paid for as provided in Article 2258 for "Unclassified Excavation" or in Article 2306 for "Borrow Excavation," depending on the source of the material used to fill the basins or ditches.
The above prices and payments will be full compensation for all work covered by this section including but not limited to excavation, shaping of the basins or ditches, cleaning out and maintaining the basins or ditches, disposal of all materials, and backfilling. Payment will not be made for any work performed under this section that is solely for the convenience of the Contractor or that is made necessary due to negligence of the Contractor.
Payment will be made under:
Silt Excavation Cubic Yard