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@115 101 NOMINEE I ; SECTION 404 t ROA11MIX BITUMINOUS SUItF ICE � DESCRIPTION 404.01.01 General. This work shall consist of constructing one (1) or more courses of roadmix bituminous pavement On a prepared base or road surface in accordance with these specifications and in reasonably close con- furtttity with the lines, grades,thicknesses, and typical cross sections shown or the plans or established by the Engineer. The mineral aggregate and bituminous material may be mixed in place in the prepared roadbed, or mixed off of the roadbed by eidtcr roadmix Or plantmix methods. This wort: shall also consist of furnishing, stockpiling, loading, hauling, and placing premixed bituminous paving material in accordance with these specifications, for use in patching existing surfacing, maintaining base courses, or for such other purposes set forth in the contact documents or ordered by the Engineer. MATERIALS 404.02.01 Aggregates. Aggregates shall meet the requirements of Sec- tion 705, -Aggregates for Bituminous Courses," for the grrding size and type specified.The aggregate will be accepted immediately preceding addition of bituminous material to the mix. This acceptance will be based on period le samples of the windrow after all aggregates have been blended for cacti layer. When plantmix method is used,aggregates will be tested for acceptance at the bins. Attention is directed to subsection 106.04, "Samples and Tests." When the mineral aggregate consists of material in place on the roadbed, whish was not placed under the contract providing for the placing of the roadmixed surfacing, all rock or lumps of materials larger in greatest dimen- sion than the planned surface thickness shall be removed and disposed of along the roadway and such work shall be paid for as extra work as provided in subsection 104.03, "Extra Work." 404.02.02 Bituminous Material. The type and grade of bituminous material will be specified-in the contract.The grade may be changed one(1) grade by the Engineer during construction at no change in unit price. The bituminous material shall meet the applicable requirements of Section 703, "Bituminous Materials." Bituminous material may be conditionally accepted at the source. CONSTRUCTION 404.03.01 Motor Graders. Motor graders for spreading, shaping, and finishing mixture shall be of the self-powered type with blades not less than twelve(12) feet long and wheel bases of not less than seventeen(17) feet. 404.03.02 Distributors. Thr:distributor shall be so designed,equipped, [ 215 ] *t { SII 5: II, .5