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Install the pipe in a manner that does not cause upheaval , settlement , <br /> cracking , movement , or distortion of the surface material including <br /> retaining walls , and channel bottom . <br /> The elevation of the carrier pipe at the location of the connection point of the <br /> directional bore shall be 36 " below the natural grade or at the <br /> elevation shown on the construction plans and shall be in a horizontal <br /> location for ease of connection to continuing mains . Should this not <br /> be possible due to the acute angle of the bore , the contractor shall <br /> furnish and install appropriate fittings to provide for a horizontal <br /> continuation . <br /> Contractor shall coordinate with the applicable utility locator to determine <br /> the presence , if any , of existing utility lines . <br /> 3 . 09 MECHANICAL JOINT ADAPTOR CONNECTIONS <br /> All HDPE MJ Adapters ( DIPS ) shall be installed with Back- up Rings , <br /> Mechanical Restraint , and stainless steel stiffener that meets AWWA <br /> C906 standards . Back- up Rings shall be manufactured of ductile - <br /> iron conforming to ASTM A536 - 80 . The gland shall be such that it <br /> can replace the standardized mechanical joint gland and can be used <br /> with the standardized mechanical joint bell conforming to <br /> ANSI/AWWA A21 . 11 /C111 and ANSI /AWWA A21 . 53/C110 of the <br /> latest revision . Twist- off nuts , sized same as tee - head bolts , and <br /> shall be used to insure proper actuating of restraining devices . The <br /> restraint shall be Series 2000PV by EBAA Iron , Inc . or approved <br /> equal . <br /> 3 . 10 FLUSHING , TESTING AND DISINFECTING <br /> Flush and test the pipe in accordance with Section 02670 . <br /> SECTION 02670 FLUSHING, TESTING, AND DISINFECTION <br /> PART 1 - GENERAL <br /> 1 . 01 WORK INCLUDED <br /> A . Flushing , Pressure Testing , and Disinfection of all piping systems . <br /> B . Contractor shall furnish all necessary pumps , hoses , piping , fittings , meters , <br /> gauges , chemicals and labor to conduct specified testing . <br /> C . Testing shall be repeated at the Contractor' s expense until satisfactory results <br /> are achieved . <br /> D . Refer the specific chemical system specification section for additional flushing <br /> and testing procedures . <br /> 1 . 02 RELATED REQUIREMENTS SPECIFIED ELSEWHERE <br /> A . Section 1000 — Water and Sewer Utilities <br /> B . Section 02441 — Directional Boring of HDPE Pipe . <br /> TECHNICAL PROVISIONS <br /> TP - 19 <br /> F :\Public Works\Capital Projects\Oslo Road Lateral J\BID DOCUMENTS\DIVISION 2 - Technical Provisions . doc <br />