250 Page 147250 INCIDENTAL WORK
250.1DESCRIPTION
This work includes all incidental items listed in the contract which must be performed to complete the contract.
250.2MATERIALS (Not Specified)
250.3CONSTRUCTION REQUIREMENTS
Incidental work will be listed in detail in the plans. This work will be performed in a skillful manner to properly facilitate the whole of the work and as directed.
250.4METHOD OF MEASUREMENT
Field measurement for the item of incidental work will not be required.
250.5BASIS OF PAYMENT
Incidental work will be paid for at the contract lump sum price unless changes in work are ordered by the Engineer. Payment will be full compensation for labor, equipment, and materials necessary to complete the work. 260 Page 148PART B GRANULAR BASES AND SURFACING 260 GRANULAR BASES AND SURFACING
260.1DESCRIPTION
This work consists of providing one or more courses of aggregate on a prepared surface.
260.2MATERIALS
A.Subbase, Base Course, Gravel Cushion, and Gravel Surfacing will conform to Section 882. Granular additives, including but not limited to, sand and rock may be necessary to produce material of the type specified. B.Clay Binder , when required for gravel surfacing, will conform to Section 883. C.Subbase, Salvaged; Base Course, Salvaged; Gravel Cushion, Salvaged; and Gravel Surfacing, Salvaged will conform to Section 884.
260.3CONSTRUCTION REQUIREMENTS
A.General Requirements: The following processing descriptions will apply to this work: Road Mix Method - Prior to placement, the Contractor will windrow and equalize the materials, including water, to the satisfaction of the Engineer. The Contractor will use a blade or other suitable equipment to spread the materials. The Contractor will windrow granular materials dumped on the prepared surface prior to incorporating additives. Central Plant Mix Method - Prior to placement, the Contractor will process and uniformly feed materials, including water, into the mixer at a predetermined rate. The plant will be equipped with positive proportioning devices and will thoroughly mix the materials. Processed granular material will be placed in accordance with the following requirements. 1.Mainline: Granular material placed on the mainline portion of the roadway will be processed by either road mix method or central plant mix method. When the material is laid by a spreader, the material will have been previously processed by the central plant mix method. The material placed will be limited to the quantity necessary to construct a maximum of a 4 inch compacted layer. 2.Shoulders: Granular material placed on the shoulder portion of the roadway will be processed and placed in accordance with the following: