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were obtained, test results, and amounts and kinds of any added materials utilized in the testing to obtain a satisfactory product. The project specifications are developed based on these test results. If the Contractor uses an available source, all material shall meet con, tract specifications. The Division will not be responsible for the material as produced by the Contractor. All costs of producing specification material shall be borne by the Contractor. (b) Contractor Source. Any source of sand, gravel, or borrow other than an available source will be known as a Contractor source. The material from a Contractor source must be approved by the Engineer prior to incor, poration of the material into the project. The Con tractor shall produce ma terial which meets contract specifications throughout con, struction of the project. The Contractor shall obtain all permits and agreements necessary to explore and remove material from a Contractor source. He shall also be responsible for any costs or delays associated with obtaining these permits and agreements. 106.03 Samples, Tests, Cited Specifica- tions. All materials or the finished product in which the materials are used, will be inspected and tested by the Engineer. The Engineer will furnish copies of test results that indicate out of specification material, to the Contractor, promptly as the test results become available. Acceptance will be based on the applicable requirements of Section 105. Any work in which untested and uninspected materials are used shall be performed at the Contractor's risk and may be considered as unacceptable and un, authorized work. Unless otherwise designated, when AASHTO, ASTM, or other specifications or methods are cited, the reference shall be to the latest edition as revised or updated by approved supplements or interim editions published and issued prior to the date of advertisement of bids. Project sampling and testing will be done in accordance with the Division's minimum sampling and testing schedule and procedures contained in the Division Materials Manual. Where the method of test is not cited, the applicable procedure shall be in accordance with the Standard AASHTO Method which was current on the date of advertisement for bids. Samples will be taken by the Division except that the Contractor shall take oamples of asphalt cement, in accordance with AASHTO T40; hot bituminous mixtures (items 403 and 410), in accordance with CP,41; and a composite of aggregates for hot bituminous mixtures, in accordance with CP.30. The Engineer will determine the sampling locations, and 21 the samples shall be taken in the presence of the Engineer. The Contractor shall reduce each sample to the size designated by the Engineer. The Con, tractor may retain a split of each sample. All materials being used are subject to inspection and testing at any time prior to or during incorp, oration into the work. Tests will be made by and at the expense of the Division. 106.04 Material Inspection at Plant. If the Engineer inspects the materials at the source, the following conditions shall be met: (1) The Engineer shall have the cooperation and assistance of the Contractor and the materials producer. (2) The Engineer shall have full entry to all parts of the plant necessary for the manufacture or production ofthe materials being furnished. (3) Adequate safety measures shall be provided and maintained. The Division reserves the right to retest all mate- rials which have been previously tested or inspected. The retesting may be prior to or after incorporation of the materials into the work. Those materials inspected and tested after delivery on the project or after incorporation into the work, that do not meet the requirements of the Contract will be rejected, or accepted with an adjustment in price in accordance with the requirements of subsection 105.03 106.05 Storage of Materials. Materials shall be stored to assure the preservation of their quality and fitness for the work. Stored materials, even though approved before storage, will be subject to inspection and testing prior to incorporation into the work. Stored materials shall be located to facili- tate prompt inspection. Approved portions of the right of way may be used for storage of materials and equipment, and for the Contractor's plant. Any additional space required shall be provided by and at the Contractor's expense. Stored materials will be paid for in accordance with subsection 109.07. Private property shall not be used for storage pur- poses without written permission of the owner or lessee.lfrequested, copies of such written permission shall be furnished to the Engineer. All storage sites shall be restored to their original condition by the Contractor. 106.06 Handling Materials. All materials shall be handled so their quality and fitness for the work is preserved. Aggregates shall be transported to the work in vehicles constructed to prevent loss or segregation of materials. 106.07 Division Furnished Materials. Material furnished by the Division will be made available to the Contractor at the points specified in the Contract.