204.1 General Description
This work includes excavating and properly disposing of material encountered when changing, cleaning, or widening waterway channels. Excavation for inlet ditches, outlet ditches, tail ditches, and take-off, intercepting, side, or berm ditches will not be classified as channel excavation. This work is included in Section 205
204.1.01 Definitions
General Provisions 101 through 150.
204.1.02 Related References
A. Standard Specifications Section 205—Roadway Excavation B. Related Documents General Provisions 101 through 150.
204.1.03 Submittals
General Provisions 101 through 150.
204.2 Materials
General Provisions 101 through 150.
204.2.01 Delivery, Storage, and Handling
General Provisions 101 through 150.
204.3 Construction Requirements
204.3.01 Personnel
General Provisions 101 through 150.
204.3.02 Equipment
General Provisions 101 through 150.
204.3.03 Preparation
General Provisions 101 through 150.
204.3.04 Fabrication
General Provisions 101 through 150.
204.3.05 Construction
Excavate channel to the lines, grades, typical sections, and details shown on the plans or established by the Engineer. Coordinate the work with grading, constructing drainage structures, and performing other work on the project. 1. Maintain the channel to ensure continued adequate drainage until Final Acceptance of the Project. 2. Use suitable excavated material as defined in the Plans, or permitted by the Engineer, when constructing roadway embankments. 3. Waste and deposit all surplus excavated material as follows: a. Do not deposit material from channel excavation within 3 ft. (1 m) of the channel edge. b. Do not deposit excavated material within jurisdictional wetlands, either on or off the Right-of-Way. c. The Engineer may permit surplus material to be wasted in flushing out slopes if ditch lines, slope stability, and other features are not impaired. Do not leave material in unsightly piles. Spread it in uniform layers, neatly leveled and shaped. Leave adequate openings in spoil banks to allow adjacent land surfaces to drain. d. Apply provisions pertaining to soil erosion and stream pollution to this work.
204.3.06 Quality Acceptance
General Provisions 101 through 150.
204.3.07 Contractor Warranty and Maintenance
General Provisions 101 through 150.
204.4 Measurement
Channel excavation, authorized and accepted by the Engineer, is measured in its original position by the method of average end areas.
204.4.01 Limits
General Provisions 101 through 150.
204.5 Payment
The Department will pay for the quantity of channel excavation as measured above at the Contract Unit Price per cubic yard (meter). Payment will not be made for excavation beyond the authorized typical sections, grades, or lengths established by the Engineer. Payment will be made under: Item No. 204 Channel excavation Per cubic yard (meter)
204.5.01 Adjustments
General Provisions 101 through 150.
Channel Excavation in other states
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