a-4.1 modified bitumen membrane roof, typical …
TRANSCRIPT
JOB:
DATE:
SHEET:
NotesDateNo.
REVISIONS
SHEET TITLE
PROJECT
C W ARCHITECTUREJ
Portola Valley, CA 94028130 Portola Road, suite A
(650) 851-9335 / (Fax) 851-9337
These plans are copyrighted and are subject to copyrightprotection as an "architectural work" under Sec. 102 ofthe Copyright Act, 17 U.S.O. as amended December 1990and known as Architectural Works Copyright Protection Act of 1990. The protection includes but is not limitedto the overall form as well as the arrangement andcomposition of spaces and elements of the design. Undersuch protection, unauthorized use of these plans, work or home represented, can legally result in the cessation ofconstruction or building being seized and /or monetarycompensation to CJW Architecture.
KEY NOTES
Roof Plan
999 Godetia DriveKoev Residence
Woodside, CA 94062
2009.0300
08/06/2009
A-2.3M:\CJW
_Job_Files\
2009\2009-0300 Koev Residence\Dwg\Current\2009.03 CURRENT.pln
12/15/2009Tuesday, December 15, 2009
1:48 PM
N
1
5
5
1A-4.1
2A-4.1
3A-4.1
EQ
EQEQ
4'-0
"
3'-0
"
3'-0"
6'-4
1/8
"
3'-0
"
3'-0"
3'-0
"
3'-0"
3'-0
"3'-0"
3'-0
"
3'-0
"
3'-0"
3'-0"
3'-0"
3'-0
"
4'-0"
EQ. EQ.EQ
.EQ
.
EQ
CLOTHESDRYER VENT.
TERMINATE 1'-4"MIN. ABOVE
ROOF. MAX 12'DUCT LENGTH.
FRAME PERIMETER VALLEY (+0" **)USING PRE-FAB TRUSS SYSTEMTYPICAL
6
3
4TYPICAL
1TYPICAL
+1"
7TYPICAL
1
4
4
TYPICAL
+1"
7TYPICAL
5
6
TYPICAL
5TYPICAL 6
LOW ROOF RIDGE LINE +6 1/2" **
1TYPICAL
+1"
7TYPICAL
7
ENTRYBELOW
3
1TYPICAL
+1"
7TYPICAL
FRAME PERIMETER VALLEY (+0" **)USING PRE-FAB TRUSS SYSTEMTYPICAL
GRE
AT R
OO
M R
IDG
E LI
NE
+7 3
/4" *
*
5TYPICAL
8
8
3
2TYPICAL
5
FRAME PERIMETER VALLEY (+0" **)USING PRE-FAB TRUSS SYSTEMTYPICAL
5
4
7
1TYPICAL
+1"
9TYPICAL
10TYPICAL
9TYPICAL
9TYPICAL
UPPER ROOF INTERSECTSLOWER AT SHADED AREA10
LOWER ROOF
10LOWERROOF
10TYPICAL
A-4.21
A-4.32
A-4.31
11
11
11
1 1/4" = 1'-0"Roof Plan
1 ROOF DRAIN: PROVIDE SIDE DISCHARGE UNITS AND PIPETO COPPER LEADERS, TYPICAL. RE: WALL SECTIONS.
2 MODIFIED BITUMEN MEMBRANE ROOF, TYPICALTHROUGHOUT. SEE WALL SECTION SHEETS A-4.2THROUGH A-4.5 FOR ADDITIONAL INFO.
3 WALLS BELOW; SEE FLOOR PLAN & STRUCTURAL.
5 PROVIDE PRE-FAB TRUSSES WITH PROFILE THATACCOMMODATES DRAINAGE AS SHOWN, INCLUDINGRIDGES, HIPS AND A CONTINUOUS PERIMETER VALLEY ASNOTED.
6SKY LIGHT O"KEEFFE'S, INC. STANDARD SKYLIGHT,ALUMINUM CURB MOUNT W/FLAT GLASS. SKYLIGHT TOMEET TEST STANDARD AAMA/WDMA/CSA 101/I.S.2/A440.SKYLIGHTS SHALL BE LABELED AS COMPLYING WITH THESTANDARD PER CBC SECTION 2405.5.
CONSTRUCTI0NNORTH
NOTES1.) ROOF DRAIN OVERFLOW VIA ROOF PERIMETER EDGE.INSTALL ROOF DRAIN INLET AT 2" BELOW T.O. METALCAP/TRIM.
2.) ** ROOF DRAINAGE ELEVATIONS, (+3") RELATE TO THET.O. PLYWOOD SHEATHING AT PERIMETER VALLEY(+0). NOTE THAT ROOF DRAIN INLET IS 1" ABOVEPERIMETER VALLEY SHEATHING.
3.) EAVE AND ROOF VENTS SHALL COMPLY WITHCHAPTER 7A AND ANY ADDITIONAL REQMTS OF LOCALFIRE MARSHALL.
09/09/09 PLAN CHECKCOMMENTS
12/03/09 OWNER REVISIONS
4 PROVIDE TAPERED INSULATION TO POSITIVELYDIRECT WATER TO ROOF DRAINS.
7 COPPER LEADER, TYPICAL, EXTENDS TO GRADE ANDDISCHARGES INTO BELOW GRADE TIGHT-LINECOLLECTION SYSTEM DEDICATED TO ROOF DRAINAGE.
8 COPPER LEADER EXTENDS TO CONCRETE SPLASH BLOCKAT ROOF BELOW.
9 12" FAMCO ROOF VENT: 113 SQ. INCHES FREE AREA
10 CONTINUOUS EAVE VENT: RE: CUT SHEET.1 LINEAL FT. = 12 SQ. IN. FREE VENT AREA
ROOF VENT CALCS
ATTICAREA
(SQ FT)
FREEVENTAREA
REQ'D(SQ IN)
VENTINGPROVIDED(SQ IN)
A
BC
A
B
C
1148
302
1407
551
145
704
551
145
704
(5) 9 = 565
(178) 10 = 2136
(2) 9 = 226
(63) 10 = 756
(7) 9 = 791
(160) 10 = 1920
11 LEADER TO SPLASH BLOCK THRU METAL FASCIA. PROTECTALL METALS FROM GALVANIC ACTION BY TAPE, PAINT OROTHER PROTECTIVE COATINGS, TYPICAL