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• 6.1.D. - Page 142 <br /> �x�[eir��c�� <br /> . � ,b, . <br /> WWW.StormTrap.cnm A�ccas7CenarolaModulorSfnrmW�lrrMan�geme+elSyslcr+es �-$77�$�7.6$27 <br /> 5. inspection Schedules far Privafe Deve[opn�ent <br /> l'he 5tarm'�rap(R7 Systar�, for a privat�developtt��nt,shauld be Inspected after each�najor storrn W�ter � <br /> ` . � �vent,but a#least annually. lf the SEormTrapO is inspeoted an an annual basis,ther�fhe system shauld' . <br /> E�e inspect�d before fite stormwater season begirrs to bs sure that everyfhing is#unctioning Properly for <br /> � #he upcoming storm se�sort. ' <br /> , 6. Inspectior�I�rocess <br /> This inspection sho�tld h� clone at Eeast 2 or 3 days after a rain eve�t so that all of the detention areas <br /> have been drained a�d#he wafer is at the low�st level. Visua€ly ins�ect the system at all manhale <br /> ' locatio�s. lnspect eacf�pip�ope�ing to snsure that the silt Eevel or any foreign a#�jects are not b€ocking <br /> t�e pipas. <br /> ��e sedirnent level �n the uncierground cieteniior�systerr€ca�be determined from the ot�tside af lhe <br /> system by apenir�g up al!tE�a rnat�€�oles ancf using a sed3ment pole fo�neasure khe amount af s�dfinent�k <br /> . each location. Force the pale ta the botEom of the systern and lhen rernove it anc4 tneasure the amount n� � <br /> sediment at Ehat locat€on. Meas�re and dacument the arr3ouhf of silt at each mar�hole Incation. Do not <br /> gn Ento the sysEem under.any circumstances without proper ventilatian equi�OmenE and trainir�g. � <br /> Be sur�fo inspeot tl�e vutlet pipe(s)bee�us�#h�s fs typica{ly t�re smalfest pipe in the sys#em. It Is ' . <br /> eommort that most af the larger materiais will be calEected upstream o€ttte system in catch basins,and if <br /> is fherefore im�ortant at time of inspections to aheck these strucfures�or large trash or t�loakages. . <br /> Remava any bfoekages that you oan d�ring the inspeotion pracess anly if you ca�do sv safely from the <br /> � tap of the systerrt w�thout enter€r�g inta th$syste�-n, Again, do nof go into the sysEem under any <br /> �circurrtstances wifhaut�aroper ventilation eq�lp�e�t and fraining. Pass any infarmatian requiring actian <br /> anto the apprapriate r�ainEenanes personnal if yau cannat r�mave the blockag�s frarn above durin�the . � <br /> inspee#ion process, B�sure fo desGribe th� lacatian af each rr€anHole and the type of rnaEerEaf tinat nee�fs <br /> • to be re�rto�ed. � ' � <br /> '�he sedir�€ent level af lhe sysEem should also be rneasured and recor�ed during the inspection process, <br /> , Rec�rding the sedime�t levef at each manhole ls very ii�parta�t in order get a histnry of sedimenf fhat <br /> can be graphed over time(i.e.years)in order fo esticrat�whe€�the next tirr�e ti�E sysfem wiil need to be <br /> r€�aintained. ft is also important to ke�p thesa records Eo verify the date and foc�#ion of the inspection � <br /> pr4c�ss if ar€yone asks for your records in the fu#ure. <br /> 7.Vlft�en fo Clean fhe Systern � <br /> �Any block�ges shoufd he safely removed as soan as practical so that the Starn��nrater de€ention system <br /> wilf fill and drain praper�y bafare the next stannwa#ar event. � . <br /> 7he Dry Detention System shauld be compleEely cfeaned wher€ever the sedir�ent nccu�ies rr�ore t�an <br /> � 1{�%o fo 15°!0 0�the originally desigrted systarn's vol��ne. �`he Wet�3etention System should be cleaned <br /> when the sediment occupies rrtore t�an 30%or'�13rd af the orig9naily designed systen�'s volume. <br /> NC3TE; Check wit�t your rnUnicipality in regards to c�eaning criferia,as the al�owa�le sedinlent befor� <br /> c�eaning may be more ar less fhen described here. � � <br /> SfNGLE�"'�ifAP GEl rHEPRECASTA�VAFlXAGE.� D4tlBLEI"�F <br /> �ac�.�.nu.m.rn+�n•.. , nk.��.-+�.x�•rr..•a.�na. <br /> 7esax-xption: San Matea,CA boaruuen� - 7Cear.DacIA 2Q�,1.x15422 Page: 16 n.f 23 <br />