R L Alia Company 5/4/2017 - Laserfiche WebLink

1 i5-063(4) HMA on Granular Base After the Crushed Surfacing Top Course subgrade has been leveled and compacted, HMA CL I 1/2", PG 64-22 shall be placed to a thickness of one inch greater than the existing asphalt pavement depth or to a minimum of three inches, whichever is greater. Asphalt shall be compacted to 92-percent of maximum density as determined by WSDOT Test Method 705. I, 5-06.3(5) Untreated Roadway Surfaces Existing crushed rock, gravel, and oil mat streets shall be restored with Crushed Surfacing Top Course to a compacted depth of four inches within the neat lines of the trench. Crushed i, surfacing shall be mixed, placed, spread and shaped in accordance with the requirements of Section 4-04 of the Standard Specifications. 5-06.3(6) Temporary Pavement Patching 111 The Contractor shall furnish, place and maintain temporary pavement patching, at locations as directed by the Engineer, until such time as a permanent patch of permanent paving can be made. I Temporary pavement patch shall consist of a two inch thick course of either: cold mix asphalt (MC 250) or hot mix asphalt (HMA CL 1/2", PG 64-22) as approved by the Engineer, over a three inch course of Crushed Surfacing Top Course. The crushed surfacing top course shall be I compacted to 95-percent maximum density as determined by Section 2-03.3(14)D. Asphalt shall be compacted to 90-percent of maximum density as determined by WSDOT Test Method 705. Temporary asphalt patching shall be required where roadway or walk i I needed for vehicular or I pedestrian traffic, during the construction period, until permanent pavement and sidewalks can be constructed. I In the event that the temporary surface subsides after the initial placement, additional MC 250 or HMA(as approved by the Engineer) and crushed surfacing shall be applied as necessary to maintain the surface. Stockpile of plant mix and crushed surfacing for temporary patching shall be provided on the I site by the Contractor. Prior to final restoration of the pavement, the Contractor shall be responsible for removing and disposing of temporary pavement patching materials. 5-063(7) Incidental Pavement Patching Incidental pavement patching shall be done only at the direction of the Engineer for patching and restoring areas between the back of new sidewalks and adjacent asphalt driveways, paving I ramps at the ends of sidewalks,and gutters that are adjusted to grade. Asphalt for incidental pavement patching shall be HMA CL 1/2",PG 64-22. I 5-06.4 Measurement Bid items of Work completed pursuant to the Contract Documents will be measured as described in Division B—Bid Item Descriptions of these Special Provisions and Section 1-09 MEASUREMENT AND PAYMENT of the Standard Specifications. 5-06.5 Payment Payment for bid items of Work completed pursuant to the Contract Documents will be as described in Division B — Bid Item Descriptions of these Special Provisions and Section 1-09 MEASUREMENT AND PAYMENT of the Standard Specifications. I I HAYES STREET REGULATOR February, 2017 I AND CSO CONTROLS(SRO1, SRO2,AND SRO3) WO No—UP3398-31 SP- 154