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10.26.2021-SBN-Standards-Manufacturer-Additions-Minor-Revisions-final
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10.26.2021-SBN-Standards-Manufacturer-Additions-Minor-Revisions-final
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5/6/2024 3:44:43 PM
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Board of Public Works
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City Property
Document Date
5/6/2024
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3'-0" to 4'-6"6"Min.8"4'-0" Dia. <br />GradeHeavy Duty Casting <br />(Refer to Standard 3-5) <br />"D" <br />Slab Reinf. #4 Bars <br />6" O.C. (Two Mats) <br />Extra Bars Around <br />Opening <br />PLAN SLAB REINFORCING <br />Adjusting Rings to Bring Frame to Grade <br />(Refer to Standard 3-5) <br />B-Borrow (Compacted) <br />6" Min. <br />(Typ.)6"Min.Pre-Cast Base <br />SECTION VIEW <br />PLAN VIEW <br />Precast Manhole Section <br />B-Borrow Backfill Unless Otherwise <br />Required by City Engineer <br />Min. Distance Between Openings <br />shall be 6" for Pipe up to 10" <br />Nominal Diam. For Larger Pipes <br />the Min. Distance Between <br />Openings Shall be 1/2 O.D. of <br />Smallest Pipe <br />Seal all Joints w/ Conseal CS-102, <br />Bidco C-56 or Approved Equal. <br />Wrap all Joints with Conseal CS-212 <br />Exterior Joint Wrap or Approved <br />Equal. Apply Joint Wrap Primer per <br />Manufacturers Requirements. <br />6/26/18 <br />CITY OF SOUTH BENDItemRevision <br />STANDARD <br />EFFECTIVE DATE: <br />REF STD SPEC SEC <br />APPROVED/REVISED BY THE BOARD OF PUBLIC WORKS <br />STANDARDS FOR DESIGN <br />AND CONSTRUCTION <br />Kara M. Boyles, Ph.D., P.E. Date <br />STANDARD SHALLOW MANHOLE 3-3 <br />3-2, 3-3 <br />June 26, 2018 <br />SECTION 3 - STORM <br />NOTES: <br />1.All manholes shall be manufactured and installed in compliance with ASTM C-478. <br />2.All pipe connections shall be made with integral resilient fittings complying with ASTM <br />C-923. <br />3.Refer to manhole size vs. pipe size chart on Standard 3-2. <br />4.The Design Engineer to be responsible for setting pipe invert elevations to account for <br />minor losses through the manhole.
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