4214 GRAND AVE 2016-01-01 MF Import

STREETS AND RELATED WORK Temporary asphalt patching sl�all be requirod where roadway or wallc is naded for vehicular or pedestnan traftic, dunng the const:ucdon paiod, until permanent pavement and sidewallcs can be constructcd. In the event that the temporary surfacx subsides after the initial placemmt, addidonal MC 250 and Crushed Surfacing shall be applied to maintain the surfaa. 3-14.7 CONSTRUCTION REnU1REMENTS 3-14.711) GENERAL Pavemmt patchinQ shall be schedulcd ro axommodate the demands of t:affic and shall be pesformed ac rapidly as poss�ble to provide maximum safety and oonvptieaa to public traffic. The placing and comp�ction of the trrnch bacicfill and the prepatation and compacdon of the sub�nde . shall be in acxordana with the various app6cable secdons of the WSDOT/APWA Standu+d Spec►fications ea�oept as modified by these Specificaoions. Hefore the pavement patch is to be consaveted the pavement shall be saw cut so tMat the macginal edges of the patch will form a rectangular shape with strught edges and vatical faces. Signs, bazricades, lights and other waming devioes shall be installed per the iequiremenu of the "Manual on Uniform Tcaffic Control Devieac" and they shW be maintained 24 hours a day until the patehing worlc is completed and rady for traffic. Compaction of the subgrade shall be oompleoed prior to the rcquired patching. Subgnde comp�ction shW be ro 95% as detesmined by one of the following methods: ASTM D1556 (sand cone mahad) ASTM D2167 (rubber balloon method) ASTM D2922 (nuclear method) 3-14.7(2) CEMENT CONCRETE PAVEMENT ARa the Crushed Sutfacing Top Course subgrade for thepavement has ban constructed and compacted W line and grade, the ament conctae pavement puch shall be �Iaced and'struck off to a thicla�ess of 1 inch graeer d�an the w�isting pavement or 8 inch minimum, whichever is greater. All work shall be in a000�danee with Section 5-0S of the WSDOT/APWA Standbrd Specifications, except as modified by these Spxificadons and Standard Dnwing No. 316. Through jointa and dummy joints shall be placed to match euisting or as dirocted by the engineer. The surFace of the conerae patch shall be finished and brushed with a fiber brush. Appmved curing compound shall be plaad on the finished concrete immediately after finishing. ' 3-15 ROCKERIES AND ROCKWALLS 3-15.1 DESCRIPTION This work shall consist of constructing rockeries with rock facing height of 8 feet or less used for erosion control or the containment of cuts and embankments. Work shall be performed in accordance with these Spxificaticns and Standard Plan No. 324. Rockeries over 8 fat in height must be designed by a structural enginar licxnse� in the State of Washington. STANDARDS 3-13