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CD-401 Type "A" Inlet I- Z o "J W Z <( ....J Cl.. a w Z w ::.::: <( w 3: G Z F Vl X w ::c ~~i <(:::> ::ou ~: I ~ ---+=- I r-- I ni I I I I I I tLi I I ::.::: I I ~ I I 3= 2:S I I Vl I I ~L I- li1 Z -w 01- "Jo wZ Zw <(w ~Vl a w Z w ::.::: <( w 3: SCALE: NOT TO SCALE DATE: SEPTEMBER 13, 2006 DRAWN BY: LDH V:\CAD\NEW STANDARDS I I I I (-11=:::' ~\ --- /1 "Z-.L N - I- <(W = W ::c Z Vl o -w Vl....J Zoo w<( ::01- Ow W Vl I U: '---" I ~ 0:::1- oz wO z-=> <(z ....Jo Cl..F aU w:::> ZO::: wI- ::.:::Vl <(Z wO 3:U TYPE "A" INLET 0:::1- Oz wO z-=> <(Z ....Jo Cl.._ l- ou w:::> ZO::: WI- ::':::Vl <(z ~8 2 ~ o ::r: z:U1 <(I- -..J 0 0... 2 LL.I I- <( 0::: o APPROVED: ~ 72!#" PUBLIC WO~RECTO ~~~4~ ~ WEAKENED PLANE JOINT tr~ lJ ': ...... .. GALVANIZED STEEL GRATE FRAME AND GRATE SEE STD PLAN CD-412 WEAKENED PLANE JOINT : . ~.'"'' '.. - "..' :'~:' " ,:~. " .,' " ".. . ~ .' '. OPTIONAL CONSTRUCTION JOINTS. SEE NOTE 3 .- . .' SEE STEP DETAIL INLET PIPE FLOW LINE GRADE " ..... SEE SIDE WEEPHOLE DETAIL .~ SEE NOTE 1 TYPE "A" INLET DIMENSION "A" (INCHES) UPSTREAM CURB GRADE "A" UPSTREAM "A" DOWNSTREAM 2% AND LESS 24 24 3% 36 24 4% 48 24 5% 60 24 6% 72 24 7% 84 12 8% 96 12 9% 108 12 10% AND GREATER 120 12 --- ". '., '., " l ~..I. .1 ~.r 3' 4' SECTION A-A SCALE: NOT TO SCALE DATE: SEPTEMBER 13, 2006 DRAWN BY: LDH V:\CAD\NEW STANDARDS LU tfT SHEET 2 OF 5 CD-40 1 2'-8" PLACE 1.0 CUBIC FOOT OF CLASS 1 PERMEABLE MA TERIAL, WRAPPED IN FIL TER FABRIC, AT FRONT WEEPHOLE OPTIONAL CONSTRUCTION JOINTS. SEE NOTE 3 ": : <0 Vl W 0::: <( > I " " .: " " .. o' '. : .0 .... .....,. : :a '., .. ::r: .... FLOW LINE GRADE SLOPE - 1.6% TO OUTLET SEE NOTE 1 --l ~"I. t~: .1 :"P SECTION B-B GRA TE NOT SHOWN Vl . .".(.0 l~~ .;' ~~ ,.... ',' .d. . ~. ALL DIMENSIONS ABOVE THIS LINE ARE IDENTICAL TO A TYPE "A" STANDARD INLET ,. ....... .. ~. ~r " 5' x 5' x 10" TOP SLAB SECTION OF TYPE "A" OPENING ON PRE CAST MANHOLE BARREL REFER TO STD PLAN CD-407 SCALE: NOT TO SCALE DATE: SEPTEMBER 13, 2006 DRAWN BY: LDH V:\CAD\NEW STANDARDS TYPE "A" INLET ~PPROV : L- 'J .J~~rn~ SHEET 3 OF 5 PUBLI WORKS DIR~CT;r CD-40 1 WEEPHOLE x = <( <.0::0 TOP OF f INLET GRATE SIDE WEEPHOLE DETAIL SEE NOTE 4 BOTTOM OF ~ INLET ,,-... x <( ::0 ........ AGGREGA TE BASE CLASS 2 PERMEABLE MATERIAL 3" SCHEDULE 40 - PERFORATED PVC PIPE N ~ 3' MIN. t STEP DETAIL SEE NOTE 6 Vl~1'0 "'1" ... w . . - 0 '.0 0::: I- . . :; --- :~:.. ": .~...~: "~1..d . ....,.1 #4 x 18" DOWELS @ 12" . . '~. ;Ii SECTION OF TYPE "A" OPENING ON MANHOLE BASE REFER TO STD PLAN CD-407, CD-408 AND CD-409 SCALE: NOT TO SCALE DATE: SEPTEMBER 13, 2006 DRAWN BY: LDH V:\CAD\NEW STANDARDS TYPE "A" INLET APPROVED: ~'~) ~h;."u ~ SHEET 4 OF 5 'PUBiJ(?'WORKS DIRECTO CD-40 1 NOTES: 1. CONSTRUCTION JOINTS ARE OPTIONAL WHERE SHOWN, OTHER LOCATIONS ARE SUBJECT TO THE APPROVAL OF THE PUBLIC WORKS DEPARTMENT. KEY DIMENSION - 3/4" x 1 1/2". 2. WHEN DIMENSION "H" EXCEEDS 6', USE A MANHOLE BASE WITH A TYPE "A" INLET TOP. 3. CONSTRUCTION JOINTS SHOWN ARE PERMITTED WHEN TOP PORTION OF INLET IS TO BE CONSTRUCTED MONOLlTHICALL Y WITH CURB AND SIDEWALK, IN WHICH CASE THE FOLLOWING SHALL APPL Y: A. CONCRETE ABOVE CONSTRUCTION JOINT SHALL BE CLASS 3 (505 LBS PCC PER CUBIC YARD). B. CONCRETE BELOW CONSTRUCTION JOINT SHALL BE CLASS 2 (590 LBS PCC PER CUBIC YARD). C. CONCRETE JOINT SHALL BE LOCATED AT PAVEMENT SUBGRADE. WHEN INLET IS CONSTRUCTED AS A SINGLE UNIT, ALL CONCRETE SHALL BE CLASS 2. 4. WEEPHOLE ELEVATION VARIES DEPENDING ON THE DEPTH OF THE ADJOINING PAVEMENT SECTION. IT SHALL BE AT, OR SLIGHTLY BELOW, THE PAVEMENT SECTION SUBGRADE ELEVATION WITH A MINIMUM DEPTH OF 15" BELOW THE CURB INLET FLOWLINE. THE SIDE WEEPHOLE SHALL BE USED A T ALL "SUMP" LOCATIONS. EDGE DRAINS OR SIDE WEEPHOLES AT OTHER LOCATIONS MAYBE REQUIRED AS SHOWN ON THE CONSTRUCTION PLANS OR BY THE PUBLIC WORKS DEPARTMENT. WHERE THE SIDE WEEPHOLES OR EDGE DRAINS ARE NOT REQUIRED, THESE WEEPHOLES SHALL CONFORM TO THE FRONT WEEPHOLE AS SHOWN ON THIS PLAN. 5. SEE STANDARD PLAN CD-302 FOR WEAKENED PLANE JOINT DETAIL. 6. STEPS SHALL BE STEEL REINFORCED POLYPROPYLENE PLASTIC, SANTA ROSA CAST PRODUCTS CO. DRAWING NO. PS2-PF OR EQUIVALENT. STEPS TO BE CAST IN PLACE OR PRESS FITTED INTO PROVIDED HOLES AS PER MANUFACTURER. INSTALL STEPS WITH LOWEST RUNG 12" MAXIMUM ABOVE THE FLOOR, NOT TO EXCEED 16" AND SHALL BE UNIFORM THROUGHOUT THE LENGTH OF THE WALL. PLACE STEPS REQUIRED WHERE DISTANCE FROM FLOOR OF INLET TO TOP OF GRATE IS 4' OR LESS. 7. ALL INLETS SHALL HAVE A "DRAINS TO CREEK" (STD CD-704) METAL MARKER APPLIED AS DIRECTED BY THE INSPECTOR OR RESIDENT ENGINEER. THE MARKER SHALL BE APPLIED FOLLOWING MANUFACTURER'S RECOMMENDATIONS. EXCEPT PCC SURFACES MAYBE MECHANICALLY CLEANED IN LIEU OF SANDBLASTING. THE MARKER MAYBE PROVIDED BY THE PUBLIC WORKS DEPARTMENT, CHECK YOUR PERMIT CONDITIONS OR CONTRACT SPECIAL PROVISIONS. 8. ANY PRE -CAST INLET NEEDS THE APPROVAL OF THE CITY ENGINEER AND MAY NEED SPECIAL BACKFILL REQUIREMENTS. ~'\ Ol-DU/JI. 6~{P !I/, ~~~ ~\ 19~~ 2 ~~~ C' \b dl.IFOR~ TYPE "A" INLET SCALE: NOT TO SCALE DATE: SEPTEMBER 13, 2006 DRAWN BY: LDH V:\CAD\NEW STANDARDS APPROVED, . ~ -A.JA SHEET 5 OF 5 ~~~IRECTOR CD-40 1