Laserfiche WebLink
ISOLATOR ROW STEP BY STEP MAINTENANCE PROCEDURES <br /> STEP 1 <br /> Inspect Isolator Row for sediment. <br /> A)Inspection ports(if present) <br /> i. Remove lid from floor box frame <br /> ii. Remove cap from inspection riser <br /> iii. Using a flashlight and stadia rod,measure depth of sediment and record results on maintenance log. <br /> iv. If sediment is at or above 3 inch depth, proceed to Step 2.If not,proceed to Step 3. <br /> B)All Isolator Rows <br /> i. Remove cover from manhole at upstream end of Isolator Row <br /> ii. Using a flashlight,inspect down Isolator Row through outlet pipe <br /> 1. Mirrors on poles or cameras may be used to avoid a confined space entry <br /> 2. Follow OSHA regulations for confined space entry if entering manhole <br /> iii. If sediment is at or above the lower row of sidewall holes(approximately 3 inches), proceed to Step 2. <br /> If not, proceed to Step 3. <br /> STEP 2 <br /> Clean out Isolator Row using the JetVac process. <br /> A)A fixed floor cleaning nozzle with rear facing nozzle spread of 45 inches or more is preferable <br /> B)Apply multiple passes of JetVac until backflush water is clean <br /> C)Vacuum manhole sump as required <br /> STEP 3 <br /> Replace all caps,lids and covers, record observations and actions. <br /> STEP 4 <br /> Inspect&clean catch basins and manholes upstream of the StormTech system. <br /> 1)B) 2 1)A) <br /> i ilimiilmAl <br /> i <br /> Wri <br /> 1I1��lAIA11AlIIlAlAlll A4 s!,�i�ilAli►�����l�l�lil�lil�lil�lil�I1 <br /> �- <br /> LI <br /> SAMPLE MAINTENANCE LOG <br /> Stadia Rod Readings Sediment Depth <br /> Date Fixed point to chamber I Fixed point to top of (1)-(2) Observations/Actions Inspector <br /> bottom(1) sediment(2) <br /> 3/16/11 6.3 fE KOKe New iKsEaUaELoK. Fixed poLKE Ls CI frame aE DOM <br /> grade __ <br /> 9/24/11 6.2 0.1 fE Some griE f eLE SM <br /> 6/20/13 5.F1 0.5 fE Mucky f eeL, debris visible LK maKkote alnd LK Nd <br /> lsoLo.Eor Row, rmaLKEelnalnce due <br /> �! <br /> 7/7/13 6.3 fE o I SysEem,jeEEed aKd vacuumed DOM <br /> ADS ti,ims and Conditions of Sale"are available an the ADS webs.,.::•:rw ads pipe tom <br /> W <br /> The ADS logo and theGreen Stripe are registered trademarks of Advanced Drainage Systems,Inc StormTech• <br /> Sl t ch'and theIsolator'Row are registered trademark of StormTech Inc <br /> 2018 Advascetl Drainage Systems Inc 411011 OS,e CSEiP" ) 111110 ' <br /> r .,,,..,r,e <br /> Advanced Drainage Systems,Inc. <br /> 4640 Trueman Blvd.,Hilliard,OH 43026 <br /> 1-B00-B21.6710 www.ads-pipe.com <br />