KLB Construction Inc 11/20/2018 - Laserfiche WebLink

I I1 Hand screeding and float finishing of cement concrete pavement patch is allowable. 2 Cut cores in accordance with 5-05.3(7) of the Standard Specifications at the rate of one core I 3 per block. 4 5 Form transverse construction joints to match existing pavement transverse joints using a I 6 suitable power driven concrete saw. 7 8 Place cement concrete pavement directly against the bare sawcut vertical face of the 9 adjacent concrete pavement. I10 11 Finish surface using broom in direction perpendicular to the centerline with a fiber brush. 12 I13 Date stamping pavement will not be required. 14 15 Cure cement concrete pavement in accordance with 5-05.3(13) of the Standard I16 Specifications. 17 18 Cement concrete pavement will be measured and paid for by the square yard of completed I19 pavement patch. 20 21 5-06.3(3) Cement Concrete Pavement Resurfaced with HMA I22 Patch streets having cement concrete pavements surfaced with HMA as shown on Standard 23 Drawing No. 326. 24 I25 The top surface of the concrete patch shall match the top surface of the existing concrete 26 base; in no case shall the top of the concrete be higher than the top of the existing concrete 27 base. Brush finishing will not be required. Joints shall be placed to match existing or as 28 directed by the Engineer. I 29 30 HMA plant mix shall not be placed until three days after the cement concrete base has been 31 placed or otherwise permitted by the Engineer. The HMA plant mix shall not be placed until I32 the concrete base has received a tack coat of CRS-2 at a rate of 0.12 to 0.20-gallons per 33 square yard. The edges of the existing asphalt and castings shall also be painted with the 34 tack coat. The HMA pavement shall then be placed, leveled, and compacted to conform to I35 the surface of the existing HMA. Immediately thereafter, all joints between the new and 36 original asphalt pavement shall be painted with CSS-1 asphalt emulsion and covered with 37 dry sand before the asphalt solidifies. I38 39 Asphalt shall be compacted to 92-percent of maximum density as determined by WSDOT 40 Test Method 705. 41 42 5-06.3(4) HMA on Granular Base 43 After the Crushed Surfacing Top Course subgrade has been leveled and compacted, HMA I44 CL 1/2", PG 64-22 shall be placed to a thickness of one inch greater than the existing asphalt 45 pavement depth or to a minimum of three inches, whichever is greater. Asphalt shall be 46 compacted to 92-percent of maximum density as determined by WSDOT Test Method 705. 47 48 5-06.3(5) Untreated Roadway Surfaces 49 Existing crushed rock, gravel, and oil mat streets shall be restored with Crushed Surfacing 50 Top Course to a compacted depth of four inches within the neat lines of the trench. Crushed IWEST MARINE VIEW DRIVE UTILITIES PAGE 90 OF 117 August 2018 WORK ORDER#3588 SPECIAL PROVISIONS