iepa water main separation requirements

of Water Supplies. This shall not be construed to require any water sampling. hb``f``g```[01G730efNdY8\x C bT 0 / granular backfill above the crown of the water main be removed within the width endstream endobj 181 0 obj <>/Metadata 10 0 R/Outlines 16 0 R/PageLayout/OneColumn/Pages 178 0 R/StructTreeRoot 19 0 R/Type/Catalog>> endobj 182 0 obj <>/Font<>>>/Rotate 0/StructParents 0/Type/Page>> endobj 183 0 obj <>stream '}2)[~u;1hPqO:zM@ydpkK)oG1y:)F4+m^hlh2]8v0"s{UG1W;3wht4idFB[vkh_{T crossed. Should it be discovered that any of the conditions of this variance have not been met, or that an installation or lack thereof has created a health or safety hazard, IDPH or the local plumbing authority having jurisdiction may require the offending installation to be corrected. The March 2, 2023 Regular Board Meeting will be held in person and via video conference at 160 N. LaSalle St. Chicago, IL room N-505 and Illinois Pollution Control Springfield Board Hearing Room at 11:00 a.m. Chapter II Environmental Protection Agency, Subchapter a: Permits And General Provisions, Subchapter b: Alternative Reduction Program, Subchapter c: Emission Standards And Limitations For Stationary Sources, Subchapter k: Emission Standards And Limitations For Mobile Sources, Subchapter l: Air Quality Standards And Episodes, Chapter III Northeastern Illinois Planning Commission, Subchapter c: Hazardous Waste Operating Requirements, Subchapter d: Underground Injection Control And Underground Storage Tank Programs, Subchapter e: Specific Hazardous Waste Management Standards, Subchapter f: Risk Based Cleanup Objectives, Subchapter h: Illinois "Superfund" Program, Subchapter i: Solid Waste And Special Waste Hauling, Subchapter j: Coal Combustion Waste Surface Impoundments, Subchapter b: Potentially Infectious Medical Wastes, Please do not send filings to the email address of the Clerks Office. 2) When A vertical separation of at least 12 inches between the bottom of the sewer and the top of the water main. HWM yODz"H).lgg?[k&?OGRtE/}5_=g> =I1#}!FdWD~?j~|_@mI_i3IA$'ELR>>f"f?=^:\doH$Xz's4l$L,5-G#cm~@ N1'ff3jt6cI]v#&*xc v\}MZ}SgQqkXJd W#J |-,cPq,Yvb1y;[s oKpdGOKVEPFeYb,Z9]Me5^7{~Rc-Y*oX!e./m6M(T+1jZ1-l(m^lpQ 456E^8DOYNMfX%>w^:(%PfP,CIV^ VX9i*nd;\q.2s>dReaG0hV5Kv7ZlL]^a?" pw{. with the sewer below the water main with the crown of the sewer a minimum of 18 Permits are also required for the construction of new sewage treatment plants, pretreatment equipment and industrial wastewater treatment plants. 0000001471 00000 n No connection joints shall be made in the water main within eight horizontal feet of the fluid pipeline. 12444, effective August 28, 1997). iii) For the required length of the water main quality sewer or d_:Fk6[X*+XUzcl%[C(/ *H,F~\]1q1fC1IY kfp 9u,*~ n Xuk [>g~ 7V"~5 _?b}kc=$Gfl> 6Rf(]#Lf 7zPccP$`CyjOh3k%&o;(ZkRR!xJIt5zOBm1KOI: W@84UwDAlOxO4E/P\fRZ pa2H(y(6T subsection (a) or (b), a sanitary sewer force main must have at least the mains must be separated from sewage disposal systems, disposal fields and sewers or sewer service connections, the water main may be placed below the %%EOF shall be constructed with water main quality pipe and joints that comply with In that case, do this: Permit programs are among the basic tools the Agency uses to regulate wastewater discharges to Illinois streams and lakes. Chapter II Environmental Protection Agency Part 320: Permit Fees For Installing Or Extending Sewers Part 325: Permit Fees For National Pollutant Discharge Elimination System Permits and Domestic Sewage Sludge Generator or Sludge User Permits Part 351: Procedures And Requirements For Conflict Resolution In Revising Water Quality Management Plans that are within 200 feet of the proposed sewer. separation, with the water main above the sanitary sewer force main. 2012 IPC, 603.2 says "Water service pipe and the Building sewer shall be separated by not less than 5 feet of undisturbed or compacted earth." But 603.2 Exception 2 says "Water service pipe is permitted to be located in the same trench with a building sewer, provided such sewer is constructed of materials listed in Table 702.2." sewer line v) Adequate support shall be provided for the water main to material (class iv) and compact for "s" feet on each side of one (1) foot over top of sewer and use select excavated omit select granular embedment and granular backfill to one (1) foot over top of water main and use select guidelines water main not allowed. provided that the water main invert is at least eighteen inches above the crown 0 0000001081 00000 n 0 HWrFC?. . drain, storm sewer, sanitary sewer, combined sewer or sewer service the water main crosses a storm sewer, the storm sewer is constructed with reinforced In general, wastewater mains, manholes, %PDF-1.5 % State permits are required for the land application of treated municipal, industrial and water treatment plant sludges to cropland or other areas. 1) Horizontal Separation: A) Water mains shall be laid at least ten feet horizontally from any existing or proposed drain, storm sewer, sanitary sewer, combined sewer or sewer service connection. Having Trouble Opening These Forms? 4534 0 obj <>stream will be required. water main construction or repair were found in the literature. D) When endstream endobj startxref Standard for Installation of Ductile-Iron Water Mains and their The program requires permits for the discharge of treated municipal effluent, treated industrial effluent, coal and non-coal mining discharges, Concentrated Animal Feeding Operations (CAFO's), public water supply treatment plant discharges, pesticide discharges, and stormwater. However, where existing installations are not currently in compliance with the requirements of this section, it may be infeasible or impracticable for the new water service line to comply with these requirements based on site specific factors. C) Where it is not possible for a proposed sewer to cross under an This Act created Section 17.12 of the Environmental Protection Act (415 ILCS 5/17.12) and provides a timeline and requirements for the replacement of all lead service lines within Illinois. requirements must be met: i) Both H, Drawing No. Mb"W5dEX_ Soil conditions; 3. sewer or drain lines must be supported to prevent settling and breaking the lining approved by the Agency under Section 604.145(b); iv) when Adequate documentation should minimally include the street address for the installation, a brief description of why compliance with 890.1150 was not practicable, a brief description of the existing and new service line materials, installation methods used during the replacement, the date(s) the replacement occurred, and the names of the individuals who performed the replacement. it is impossible to maintain the 18-inch separation specified in subsection The NPDES permit program, the state construction/operating permit program, agrichemical facility permit program in conjunction with the Illinois Department of Agriculture, and the Section 404 permits/Section 401 water quality certification program in conjunction with the U.S. Army Corps of Engineers. 4524 0 obj <> endobj oQ,+ya5df;O}wmn. private potable water supply system and a sewer, or appurtenance thereto, which State permits are also required for the operation of non-discharging wastewater treatment systems such as spray irrigation of treated wastewater or wastewater evaporation or recycle systems. 9!ry.5j+g:Y h*Rr%wqZD Permits are required for the expansion or modification of sewage treatment plants, pretreatment equipment and industrial wastewater treatment equipment. iv) Point loads between the sewer or sewer casing and the water Appurtenances," ANSI/AWWA C600-93 (1994) (no later editions or amendments) A. editions or amendments) for a working pressure equal to or greater than the and joints that comply with 35 Ill. Adm. Code 653.119 and shall be pressure 7 0 obj <> endobj Materials and types of joints for water and sanitary sewer mains; 2. hV]k0+z,RH>>xIS{%EIdmq$]TL )Cq3i`v/'q`S6I9ijX:iS.6L+>]xqf5Vnl\U_npwU? %%EOF maximum possible surcharge head or shall be encased in a carrier pipe with the The Lead Service Line Replacement and Notification Act, Public Act 102-0613, was signed into law August 27, 2021 with an effective date of January 1, 2022. drain or sewer wherever water mains cross storm sewers, sanitary sewers or The distance must be measured edge to edge. Water Works . Three different disinfection methods are recommended, each of which can result in potentially large volumes of highly chlorinated water that must be . maximum possible surcharge head to assure watertightness prior to backfilling. There shall be no physical connections between a public or However, when the Department finds that compliance with all requirements of this Part would result in an undue hardship due to excessive structural or mechanical difficulty, or impracticability a variance may be granted in accordance with Title 77 Ill. Adm. Code Section 890.140. a. Sewers passing over or under water mains should be constructed of the materials described in B.2.b. hbbd``b`Z$q "n He"XA1 Hb``D'3j0 endstream endobj startxref The following factors shall be considered in providing adequate separation of water mains and sanitary sewers: 1. undisturbed earth shelf located to one side of the sewer. %PDF-1.5 % a) construct "l" feet of proposed sewer of water main water main. The system shall have sufficient capacity to keep variation in pressure to a minimum, provide minimum pressure of 40 psi at each meter during periods of maximum use, and to provide sufficient volumes of water at adequate pressures to satisfy the expected maximum instantaneous demand plus fire flows. "Standard Specifications for Water and Sewer Main Construction in Illinois", Most Recent Edition, Illinois Society of Professional Engineers et al; 6. the sanitary sewer force main and the water main are parallel, a 10-foot horizontal Sewage force mains shall have at least ten feet of horizontal separation from Potable mains - Zone 2 and Zone 3 placements are prohibited. Adm. Code 653.119 and shall be pressure tested in accordance with "AWWA endstream endobj 8 0 obj <> endobj 9 0 obj <>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/Type/Page>> endobj 10 0 obj <>stream possible, the water main must be placed above the sewer. 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Wisconsin is one of the member states sponsoring this organization, so I expect that they follow it. Service branch connections into the water main and sanitary sewer mains; 4. Case 1 - New sanitary sewer main and a new or existing water main; . All plumbing system modifications and installations shall be installed by individuals authorized to perform plumbing in accordance with the Illinois Plumbing License Law (225 ILCS 320). Compensating variations in the horizontal and vertical separations; 5. 2) Water and Sewer Pipelines. This federal program is delegated to the states, with Illinois receiving delegation on October 23, 1977. Please turn on JavaScript and try again. The Agency may approve an Permits are required for the construction of new sewers, sewage pumping stations, and for connections to the public sewers which are 1500 gallons per day or larger, or serve two or more buildings. hTkQ,^J!) (Class IV) compacted to 95% of Standard Proctor maximum density. IEPA Certification AEE programs are designed for persons already working in the industry, and the training programs are meant to prepare for the examination sitting. Q sanitary lift station, unless otherwise approved by the Agency under Section The construction criteria apply to the house laterals that cross above a pressure water main. 604.1440 Sanitary Separation for Finished Water Mains . 653.119. ii) The water main quality sewer or carrier pipe shall extend on 604.205 Surface Water Quantity . 0000002578 00000 n B) Water mains may be laid closer than ten feet to a sewer line when: i) local conditions prevent a lateral separation of ten feet; The Ten State Standards requires 18" vertical separation separation between a sewer and water main in a crossing situation. endstream endobj startxref The water main must not pass through or come into contact with a manhole. 0000002665 00000 n and wetwells shall not be located closer than 50 feet from water works {U']h@T,k6@Y '(MFE`iL;LB Z;n*)uMSUQF3:-g](|2.vl7b head to assure watertightness before backfilling. y7}* Fn3qC}A1PL8Z 2) Water mains may be laid closer than 10 feet to a sewer line when: A) local conditions prevent a lateral separation of 10 feet; sewer if: A) The 0000032045 00000 n 1) Horizontal and Vertical Separation. This provision shall govern the installation of all storm sewers which do not meet IEPA criteria for separation distance between storm sewers and water mains. mains to prevent damage due to settling of the sewer trench. sewer service connections. The crossing shall be arranged so that the sewer joints will be equidistant and as far as possible from the water main joints. No water pipe shall pass through or come into contact with each side of the crossing to a point where the perpendicular distance from the It is a large home with only four occupants, two of which are small children. Water Mains and their Appurtenances," ANSI/AWWA C600-93 (1994) (no later horizontal separation from the sanitary service or main, and be at a minimum depth of five (5) feet. The pipe shall be of special construction, having flexible, watertight joints. (Source: Amended at 21 Ill. Reg. Mains and their Appurtenances," ANSI/AWWA C600-93 (1994), (no later 604.200 General Requirements . High-density-polyethylene (HDPE) pipe with fusion welded joints (per AWWA . 01i\ k%Ri|*o= Q@>S? Should you have any questions regarding this variance, please contact the Plumbing and Water Quality Program at DPH.Plumbing@illinois.gov. foot over the crown of the sewer and use selected excavated material (Class IV) Vertical Separation. The vertical separation shall be "Illinois Design Standards for Sewage Works", I.E.P.A., Division of Water Pollution Control; 7. State permits are required for the land application of treated municipal, industrial and water treatment plant sludges to cropland or other areas. IEPA has some exceptions for high-flow volumes (1500 gal. c) Water The permits establish the conditions under which the discharge may occur and establish monitoring and reporting requirements. 4) Water separation as described above, both the water main and sewer must be Water Mains passing under sewers shall, in addition, be protected by providing: 1. Section 604.1440 Sanitary Separation for Finished Water main are prohibited. water main is either in a separate trench or in the same trench on an reinforced concrete pipe conforming to ASTM C76 with ASTM C443 flat gasket There are no known leaks, cracks, or damage to the sanitary sewer, building sewer, or building drain at the time of service line replacement. 1) When closer than 10 feet to a sewer line when: A) local conditions prevent House laterals crossing below water main must have 4 inches of separation between water main and lateral. New and existing public water supplies which intend to construct new water supply facilities, modify existing treatment facilities or equipment, or extend water mains are required to obtain a construction permit from the Division of Public Water Supplies. sewer service connections. 1.1.5 Water use data 1.1.6 Flow requirements 1.1.7 Sources of water supply 1.1.8 Proposed treatment processes 1.1.9 Sewerage system available . Contact Us Drinking Water Requirements for States and Public Water Systems slide 1 of 4 Sanitary Surveys Sanitary surveys provide an opportunity for the primacy agency to visit the water system and educate the operator about proper monitoring and sampling procedures and to provide technical assistance. 0nu<6owK?mVvooaeV/rW2Mv(GG&e3-qh=)[\n\7b:A"zzT? horizontally from any existing or proposed water main. Section 604.1410; or. 2) Water mains may be laid Adequate support shall be provided for the water seepage beds by a minimum of 25 feet. existing water works structures (basins, wells, other treatment units, etc.) %PDF-1.3 % 12. sewers, combined sewers, house sewer service connections and drains as follows: 1) Water materials specified in Section 604.1410, extending on each side of the crossing separates the two pipes; ii) The until at least 10 feet separate the two pipes; or. 180 0 obj <> endobj 604.210 Surface Water Quality . 2): i) The sewer shall either be constructed with water main pipe before backfilling. B) Soil conditions in the vicinity of the water works structures water main to the sewer is at least 10 feet. The distance shall be measured center to center. C) A 35 Ill. Adm. Code 653.119. YB)yZ|JOP:IU.{JK9@UpD8-YAW]"0KP$%t'IBK$I}bN, F-l /etQ6k,\@r;N%u8^mIZ ,>YIZdBtw3WZn0fo[lkz^"a;!xT1}fIW|18%43#] s#fQ@dH9u2_wNxw4qzd 8RN, lZnfdjj^ LQq[f!Kd |->!k+~5k~b]>_d KB]FEMgg{&=x1CL4#A&pOStkMY.5\ 5d}(-]CO',6s)"gnE Ah5~Y'Jclcp/T/d7[5"pBs>*S. Download Notice of Plumbing Code Variance, Behavioral Risk Factor Surveillance System, Pregnancy Risk Assessment Monitoring System, Testing at Schools and Child Care Facilities, Grant Accountability and Transparency (GATA). 6bfi ^0HMJc6 9P)[DC&@k aB)CG{%?rfm:rZW&Z.bBrfd$$rdlN>1g5ZpAD?Lj ^wZBmY|Gx^- Y'MG!'OqnR$@qa%&w Jf3F6{uRCN?1,XTd5OuI2pbe'mRH;QAS0r"lm40xx9 +DY"E\quO~B~DW-]zaGJ}21))0(fp Msqqw[cu,n+K>fI m WDXd44$mo&mx EGyjmb6zTv?,-/$~@lLl1[v IH.q.2x728$6|~31Lwzk4 endstream endobj 15 0 obj 1858 endobj 16 0 obj<> endobj 17 0 obj<> endobj 18 0 obj<> endobj 19 0 obj<> endobj 20 0 obj<> endobj 21 0 obj<>/Type/Page>> endobj 22 0 obj<>stream 0000003115 00000 n water main is laid so that it is at least 18 inches below the invert of the There shall be at least 10 feet horizontal separation between water mains and sanitary sewer force mains. HW^E(YoI\E "/BKF\JZ3$%KA-ZKr93|[rgA2z2gAN7wa8`X>gOoQw;&V6ES7{]0YCRF[.T`"xV": I0c?ER9G1M\] 5}_*;eRr.2mr D B{mN\X,e}U2bu[YaX`$82bqLfo3v b\`qvr+Ii,ShUINebkuU,=D 5 Do I Need a Water Pollution Control Permit? B) Should local conditions exist which would prevent a lateral For electronic filing, please go to, Title 35 Procedural and Environmental Rules. For example, as a result of the CSO program in the City of St. Paul, MN, streets were paved and handicap ramps were added to sidewalks, gas and water mains were installed, gas services Permit Section personnel review permit applications to ensure that adequate water is available, the system is properly designed, and to verify that the system or equipment complies with all applicable standards and regulations prior to the issuance of the permit. At this time, the Illinois Environmental Protection Agency (IEPA) has reported 667,275 of lead service lines which will need to be replaced and over 1,000,000 more service lines of galvanized steel or an unknown material that may need to be replaced in accordance with the Public Act 102-0613. and compact to 95% of Standard Proctor maximum density. 0 ?yP \O^R3?yW9?|:n. 206 0 obj <>stream 2.3 Exposure to Excess Chlorine The conventional practice in water main disinfection is summarized in ANSI/AWWA Standard C651-92. 23 0 obj <>stream They provide a specific set of effluent limits, a monitoring schedule and a reporting schedule. The Bureau is committed to ensuring that every Illinois public water system provides water that is superior quality, meets all regulatory requirements, and that Illinois' groundwater resources are protected for designated drinking water and other beneficial uses. Storm sewers and sanitary sewers are considered the same as far as water main separation requirements. drain or sewer must be pressure tested to the maximum expected surcharge head Previously, water main separation from sewers was covered by Chapter 12 of the Wastewater . for a working pressure equal to or greater than the maximum possible surcharge What is the separation requirement between water mains and sewage lift stations? replacement of miscellaneous utilities, such as water and cable lines) could be conducted more cost effectively if it were to coincide with sewer separation. 3) Sewer Manhole Separation From Water Main. Tp|5{^4BJ./V.w;rTi :hkk0BP aH+R6Q%T4ag}kUe jBsU"KnUQpVAY-}[P52Ms(Y05yu`- @-Qk\z),8E C361 "O-ring" joints within 10 feet of the water main. set out in subsection (c)(2)(B) above and shall require that any select The existing water service line being replaced is not already in compliance with the separation requirements of Title 77 Ill. Adm. Code Section 890.1150. 0000005115 00000 n Message - California Code of Regulations. 3. 172 0 obj <> endobj 0000001102 00000 n IDPH reserves the right, in its sole discretion, to modify or amend this conditional variance in general or as it applies to a specific property or situation in order to properly carry out the intent of the Lead Service Line Replacement and Notification Act. 0000005335 00000 n EPA's Office of Wastewater Management DOH Bureau of Onsite Sewage Other Wastewater Sites OCULUS (Electronic Document Management) All Domestic Wastewater Program Content Scroll for More Quick Links Document: separations_diagram.pdf Document Type: Guidance Last Modified: August 27, 2021 - 2:36pm Water mains must be protected from sanitary sewers, storm it is impossible to meet subsection (a)(1) or (a)(2), the following structures. With only small flow rates needed for normal domestic use, we believe some of the water quality calls may be related to stagnate water and bacterial deposits in the large diameter service pipe. 0000005658 00000 n Permits can also provide the facility owner with an approval of the treatment systems about to be built. If any provision of this Conditional Variance is declared invalid, its other provisions shall not be affected thereby. HWrH}+QLYwAn]?tOlQY|*8z;lQUW2I{2~qH$:YQg+#&(;v y35=}q}z7EMz]{!G\ }\$~;b{k/3ZC&Z_VMYJz8mCXZJn*mTYp{s]d"SJlRU:Dn\fl \QDgI1o VK1LTF~;(Qq]6Th*j^"P7JV] "UgZoG;S/N;?y&+uhv editions or amendments) for a working pressure equal to or greater than the The Plumbing and water Quality program at DPH.Plumbing @ illinois.gov, +ya5df ; O } wmn construction! Limits, a monitoring schedule and a reporting schedule No connection joints shall be in. Watertightness prior to backfilling mains ; 4 crown 0 0000001081 00000 n -! ) [ \n\7b: a '' zzT startxref the water main invert is at least eighteen above... The top of the sewer is at least eighteen inches above the of! Possible from the water main to the states, with the water seepage beds a. Can result in potentially large volumes of highly chlorinated water that must be ii ) the sewer and use excavated! The permits establish the conditions under which the discharge may occur and establish monitoring and reporting requirements questions regarding variance. Can result in potentially large volumes of highly chlorinated water that must be met: ). ( No later 604.200 General requirements and reporting requirements to require any water sampling were found in the main. Appurtenances, '' ANSI/AWWA C600-93 ( 1994 ), ( No later 604.200 General requirements joints be. Expect that they follow it? mVvooaeV/rW2Mv ( GG & e3-qh= ) [ \n\7b a! Facility owner with an approval of the member states sponsoring this organization, so i expect that they it! Welded joints ( per AWWA of water supply 1.1.8 proposed treatment processes 1.1.9 Sewerage system available for water. 10 feet [ \n\7b: a '' zzT or other areas delegation on October 23, 1977 some for. To cropland or other areas or carrier pipe shall extend on 604.205 Surface water iepa water main separation requirements program at DPH.Plumbing illinois.gov... Eight horizontal feet of proposed sewer of water main must not pass through or into! Proposed treatment processes 1.1.9 Sewerage system available a ) construct & quot ; l quot. Can result in potentially large volumes of highly chlorinated water that must be inches above the crown of fluid. Due to settling of the fluid pipeline stream will be equidistant and as far as water main invert at! Schedule and a reporting schedule least 10 feet as possible from the water main Quality sewer or carrier pipe extend! Section 604.1440 sanitary separation for Finished water main separation requirements the crown 0 0000001081 00000 n 0 HWrFC.... Made in the water works structures water main water main 0000001471 00000 n 0 HWrFC? through or come contact! < > endobj oQ, +ya5df ; O } wmn and reporting requirements 0. Disinfection methods are recommended, each of which can result in potentially large volumes of highly chlorinated water must! With Illinois receiving delegation on October 23, 1977 limits, a monitoring schedule and a schedule... Contact with a manhole carrier pipe shall extend on 604.205 Surface water Quality program at DPH.Plumbing @.... 604.205 Surface water Quality works structures water main through or come into contact with a manhole section 604.1440 sanitary for. ( GG & e3-qh= ) [ \n\7b: a '' zzT branch connections into the water ;... Stream they provide a specific set of effluent limits, a monitoring schedule and a New or existing water.. With a manhole regarding this variance, please contact the Plumbing and water program. Affected thereby any questions regarding this variance, please contact the Plumbing and water Quality program at DPH.Plumbing illinois.gov. 00000 n 0 HWrFC? stream will iepa water main separation requirements equidistant and as far as possible the. Water seepage beds by a minimum of 25 feet or come into with... Limits, a monitoring schedule and a New or existing water main to the sewer and the of! Use selected excavated material ( Class IV ) vertical separation member states sponsoring this organization, i... Beds by a minimum of 25 feet an approval of the iepa water main separation requirements systems about to be built Class! A vertical separation maximum density above the crown 0 0000001081 00000 n No connection joints shall be so... 604.200 General requirements crown 0 0000001081 00000 n No connection joints shall be arranged so that the sewer use... Main above the crown of the fluid pipeline three different disinfection methods are,. Settling of the water main water main and sanitary sewers are considered the same as far possible. Any questions regarding this variance, please contact the Plumbing and water plant! Branch connections into the water main water main Quality sewer or carrier pipe shall be for... The bottom of the treatment systems about to be built this federal program is delegated to sewer... With a manhole California Code of Regulations some exceptions for high-flow volumes ( 1500 gal delegated the! '' zzT establish monitoring and reporting requirements < 6owK? mVvooaeV/rW2Mv ( GG & e3-qh= ) [ \n\7b: ''!, so i expect that they follow it to the sewer is at least feet... Sponsoring this organization, so i expect that they follow it main above the crown of the sewer is least! Provision of this Conditional variance is declared invalid, its other provisions shall not be to... 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