228Subgrade Preparation

228.1-DESCRIPTION: This work shall consist of preparing the subgrade for the placing of base or subbase in accordance with these Specifications and in reasonably close conformity wit h the lines, grades, dimensions and cross section shown on the Plans. This item is intended to be used for any project or portion thereof where the Contract is for paving without grading. 228.2-MATERIALS: Not specified. 228.3-CONSTRUCTION METHODS: All work shall be performed in accordance with the applicable provisions of 207 and 211. Subgrade preparation shall include the entire width of the subgrade. Excavation material shall be used to bring eroded areas to the plan cross section. If sufficient material is not obtained from the subgrade preparation, additional suitable material shall be obtained by the Contractor. 228.4-METHOD OF MEASUREMENT: The quantity of work done will be measured in square yards of “Subgrade Preparation” as determined from lines and dimensions shown on the Plans. When borrow is necessary to complete the subgrade preparation item, it will be measured and paid for under the provisions of 211. 228.5-BASIS OF PAYMENT: The quantity, determined as provided above, will be paid for at the contract unit price for the item listed below, which price and payment shall be full compensation for doing all the work prescribed in a workmanlike and acceptable manner, in cluding all labor, tools, equipment, and incidentals necessary to complete the work. 228.6-PAY ITEM: ITEM DESCRIPTION UNIT 228001-* Subgrade Preparation Square Yard * Sequence number 147