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I• <br /> 405 <br /> I• Requirements for Assembling StormTech- <br /> the StormTech Isolator Row <br /> Ate` _ <br />,• © Roll out a continuous, double layer strip of <br /> • 4 <br /> AASHTO M288 Class 1 woven geotextile over the <br /> angular stone foundation so the area where the <br /> Isolator Row chambers will be placed will be com- <br /> pletely covered.There must not be any seams in <br /> the woven geotextile.Table 3 lists acceptable <br />,• woven geotextiles. See Figure 2 for the width of the <br /> fabric strip required. <br /> 0 Form the Isolator Row by joining Stormtech <br /> chambers centered over the woven geotextile. <br /> See Requirements for Joining Chambers in this <br /> manual. <br /> .', - 0 A short segment of pipe is typically used to <br /> connect the manhole to the Isolator Row through a <br /> ® The Isolator Row is designed with an access StormTech fabaricated end cap. <br /> manhole just upstream of the Isolator Row inlet. It 0 Drape a strip of AASHTO M288 Class 2 <br />• is recommended that the access manhole be non-woven geotextile over the row of chambers. <br /> installed prior to assembling the Isolator Row. The This is the same type of non-woven filter fabric used <br /> access manhole typically contains a high flow weir as a separation layer around the angular stone of a <br /> that diverts the first flows to the Isolator Row. StormTech system.A single continuous piece is pre- <br /> Flows that exceed the design capacity of the ferred. Table 3 lists suitable non-woven geotextiles. <br /> Isolator Row over top the bypass weir and dis- <br /> charge to the distribution manifold. For weir con- See Requirements for Placing Stone and <br /> le <br /> struction details, see the engineer's drawings. Requirements for Backfilling the System in this <br /> manual for directions on completing the Isolator <br /> r Installation of the Isolator Row may begin Row installation, <br /> after the stone foundation is laid and prepared per <br /> the engineer's drawings. See Requirements for <br /> Excavating and Preparing the Site in this manual. <br /> Figure 2—StormTech Isolator Row Detail <br /> COVER ENTIRE ROW WITH AASHTO M288 <br /> INSPECTION PORT CLASS 2 NON-WOVEN GEOTEXTILE <br /> LOCATION PER ENGINEERS SC-740-8'(2.4 m)WIDE STRIP STORMTECH <br /> DRAWING SC-310-5'(1.5 m)WIDE STRIP ENDCAP <br /> I• .�a//fIa1V///O/////1M/9/IHl/O////if MAN/UIOIGCM//I <br /> CATCH - <br /> • BASIN II <br /> ORMANHOL <br /> .III <br /> t�'0 "yy%0d11-3" d IAIA1/ IAIAIAIAIAIAIAIAIIA1' Iwv� �� ' ll" <br /> nurnlif.�Cii�h' IIICIIfot r �� n�>�nN <br /> I �1�1 , III <br /> IIII <br /> IIIIIII <br /> III�I <br /> immo <br /> DEPTH BY _ _ <br /> SUMP `' P - <br />• DESIGN SC-740-24"(600 mm)PIPE 2 LAYERS OF WOVEN GEOTEXTILE THAT MEETS AASHTO M288 CLASS 1 <br /> €NGINEE SC-310-12"(300 mm)PIPE REQUIREMENTS,BETWEEN STONE BASE AND CHAMBERS <br /> • 1,, SC-740-5'(1.5 m)WIDE STRIP <br /> �`- SC-310-4'(1.2 m)WIDE STRIP <br /> Call StormTech at 888.892.2694 for technical and product information or visit www.stormtech.com 1'1 <br />