Laserfiche WebLink
Min. Dia. = <br />Pipe O.D. + 28" <br />6" Min. <br />(Typ.)2"10"2" Clear From Pipe O.D. <br />Grout and Finish Smooth <br />#4 Bars @ 6" O.C. (Both Ways) <br />Cement Grout <br />Remove Exist. Pipe <br />Crown by Saw Cutting <br />3"Heavy Duty Casting <br />(Refer to Standard 4-6)12" Min.Class "A" Conc. Flow Channel <br />and Bench Formed Around <br />Exist. Pipe 8"914"Finished Grade <br />Dia. <br />Pre-Cast <br />Reinforced <br />Conc. <br />Cast-In Place <br />Conc. (Class "A") <br />Slab Reinf. #4 Bars <br />6" O.C. (Two Mats) <br />Extra Bars Around <br />Opening <br />PLAN SLAB REINFORCING <br />6" Min. <br />(Typ.)6"Min.Compacted #53 Base or <br />Engineer's Recommendation <br />SECTION VIEW <br />END VIEW - TYPICAL <br />Adjusting Rings to Bring <br />Frame to Grade (Refer to <br />Standard 4-6) <br />12" <br />Min. <br />12" <br />Min. <br />Dia. <br />Class A <br />Concrete <br />6" Min. <br />(Typ.) <br />END VIEW - ALTERNATE 6"Min.12" <br />Min. <br />12" <br />Min.1'-0"1/2 PipeO.D.Min. Dia. = <br />Pipe O.D. + 28" <br />2" Clear From Pipe <br />O.D. Grout and <br />Finish Smooth <br />Remove Exist. <br />Pipe Crown by <br />Saw Cutting <br />Class 'A' Conc. <br />Flow Channel <br />and Bench <br />Waterstop (Typ.) <br />Seal all Joints w/ <br />Conseal CS-102, Bidco <br />C-56 or Approved Equal. <br />Wrap all Joints with <br />Conseal CS-212 Exterior <br />Joint Wrap or Approved <br />Equal. Apply Joint Wrap <br />Primer per <br />Manufacturers <br />Requirements. <br />Waterstop (Typ.) <br />Pre-Cast <br />Manhole <br />Section <br />6" <br />Min. <br />(Typ.) <br />Compacted #53 Base or <br />Engineer's Recommendation <br />Remove Ex. Pipe <br />Crown by Sawcutting <br />Conc. Bench <br />(Class A) <br />6" (Typ.) <br />Cast-In Place <br />Conc. (Class "A") <br />Compacted #53 Base or <br />Engineer's Recommendation <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 />SADDLE STRUCTURE 4-5 <br />4-2, 4-3 and 4-4 <br />June 26, 2018 <br />SECTION 4 - SANITARY <br />NOTES: <br />1. All manholes shall be manufactured and installed in compliance with ASTM C-478. <br />2. Flow channel shall conform to the shape of the connecting sanitary sewer and be made <br />through the bottom surface of the manhole. The channel walls shall be formed or <br />shaped to the full height of the crown of the outlet sewer. <br />3. Completed manholes shall be tested with negative air pressure (vacuum) in accordance <br />with ASTM C-1244-93.