Cities Index.
6. Plans

Costa Mesa City Council
May 5, 2026

Document
6. Plans
Meeting
May 5, 2026
Body
Costa Mesa City Council
Original file
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Text extracted from the city's file for reading and search. Open the original on costamesa.legistar1.com. That file is the official record.

12'-3"
11'
BEDROOM#4
BEDROOM#5
BEDROOM#3
BEDROOM#2
BEDROOM#1

KITCHEN
LIVING
ROOM
DINING
PROPERTY LINE = 67'
PROPERTY LINE = 103'
GARAGE
7' GATE
7'' BLOCK WALL FENCE

PCC CITY SIDEWALK

EASEMENT

BAKER ST
A0
='1'
40'
1 VICINITY MAP

PROJECT DATA

PLAN SHEETS
ATTACHMENT 6
-1-
12'-3"
11'
BEDROOM#4
BEDROOM#5
BEDROOM#3
BEDROOM#2
BEDROOM#1

KITCHEN
LIVING
ROOM
DINING
PROPERTY LINE = 67'
PROPERTY LINE = 103'
GARAGE
7' GATE
7'' BLOCK WALL FENCE

PCC CITY SIDEWALK

EASEMENT
A1
24"
30"
15"15"

TYPICAL TOILET MINIMUM CLEARANCE REQUIREMENTS

CLEARANCE FOR WATER CLOSETS TO BE A MINIMUM
OF 24" IN FRONT ND 15" FROM CENTER TO ANY SIDE
WALL OR OBSTRUCTION.
='1'
40'
-2-
7'-10"
15'-2"
12'-8"

REAR ELEVATION
A2

NORTH ELEVATION

SOUTH ELEVATION
-3-
STUCCO
ROOF

GLASS ALUMINUM

WOODEN DOOR GLASS

ALUMINUM
STUCCO
ROOF
A3

EAST ELEVATION

WEST ELEVATION
-4-

BAKER STREET

PROPERTY LINE

FENCE SOLAR

PROPERTY LINE

BOUNDARY WALL

DRIVEWAY
105'-8"
67'-5"
105'-9"

EXISTING DWELLING

SITE PLAN
Scale 1/8" = 1'-0"

ROOF PLANS

GENERAL NOTES

1. INSULATION HAS 1" MIN. AIR SPACE ABOVE IN VAULTED CEILING.

2. INSTALLATION OF ROOFING SHALL BE IN ACCORDANCE WITH
MANUFACTURES SPECIFICATIONS.

3. COMPOSITION SHINGLE ROOF OVER LAPPED 30# A.S. FELT (TYP. THRU OUT)

4. COORDINATE INSTALLATION OF NEW ROOFING WITH OTHER TRADES.

REPORT ANY CONFLICTS WITH ITEMS INSTALLED BY OTHER TRADES TO DESIGNER.

5. ALL ROOF CURBS FOR NEW ROOFTOP EXHAUST FANS , HVAC UNITS AND

CONDENSING UNITS SHALL HAVE CURB HEIGHTS THAT WILL ALLOW FOR A MINIMUM OF 8" BASE FLASHING HEIGHTS FOR THE ROOF SYSTEM.

6. ALL PLUMBING VENTS SHALL EXTEND ABOVE THE FINISHED SURFACE OF THE ROOF SYSTEM AS REQUIRED TO PROVIDE FOR A MINIMUM OF 8" BASE FLASHING.

7. PROVIDE 36" WIDE WALK PADS @ SERVICE SIDE OF ALL MECH. EQUIPMENT.

8. ALL EXPOSED METAL FLASHING/ TRIM PIECES TO BE PRE-FINISHED 24 GA.

STL. U.N.O.. PROVIDE PRE-FINISHED OR FIELD PAINT FLASHING ONLY AS NOTED.

9. R903.4.1 OVERFLOW DRAINS AND SCUPPERS. WHERE ROOF DRAINS ARE

REQUIRED, OVERFLOW DRAINS HAVING THE SAME SIZE AS THE ROOF DRAINS SHALL BE INSTALLED WITH THE INLET FLOW LINE LOCATED 2 INCHES (51 MM) ABOVE THE LOW POINT OF THE ROOF, OR OVERFLOW

SCUPPERS HAVING THREE TIMES THE SIZE OF THE ROOF DRAINS AND HAVING A MINIMUM OPENING HEIGHT OF 4 INCHES (102 MM) SHALL BE

INSTALLED IN THE ADJACENT PARAPET WALLS WITH THE INLET FLOW LOCATED 2 INCHES (51 MM) ABOVE THE LOW POINT OF THE ROOF SERVED.

THE INSTALLATION AND SIZING OF OVERFLOW DRAINS, LEADERS AND CONDUCTORS SHALL COMPLY WITH THE CALIFORNIA PLUMBING CODE.

10. PROVIDE ICE BREAKS AT ALL PERIMETER AREAS OF STANDING SEAM ROOFING.

11. PROVIDE 36" WIDE WALK PADS @ SERVICE SIDE OF ALL MECH. EQUIPMENT. & PROVIDE 36" WIDE WALK PADS AROUND ALL ROOF HATCHES & 72"X72" PADS AT LADDERS.

12. ALL EXPOSED METAL FLASHING/ TRIM PIECES TO BE PRE-FINISHED 24 GA.

STL. U.N.O.. PROVIDE PRE-FINISHED OR FIELD PAINT FLASHING ONLY AS NOTED.

13. GUTTERS - ALL GUTTERS TO BE PRE-FINISHED 24 GA. STL. . PROVIDE PRE-FINISHED GALV. STL. BENT PLATE BRACKETS AND 14GAX1" GALV. STL.

SPACERS @ 36" O.C. MAX. - STAGGER W/ EACH OTHER @ 18" O.C.. PROVIDE

PRE-FORMED

14. GUTTER E.J.'S PER SMACNA FIG. 1-7, TYP. @ 30'-0" MAX.. PROVIDE S.S.

SCREENS @ ALL GUTTERS PER SMACNA FIG 1-24.

15. ALL DOWNSPOUTS TO BE PRE-FINISHED 24 GA. GALV. STL., PER SMACNA FIG 1-32B. DOWNSPOUTS ARE 6"X6" U.N.O., LOCATED AS NOTED ON ROOF PLAN. 15GA.X2" GALV. STL. HANGERS @ 48" O.C. MAX. PER SMACNA FIG 1-35B.

16. PROVIDE PAINTED 4' TALL CAST ALUM. DOWNSPOUT BOOTS @ ALL DOWN SPOUTS, TIE INTO SUB-GRADE DRAINAGE, RE: CIVIL.

17. TAPERED INSULATION TO BE 1/4" PER FOOT MIN. SLOPE TO DRAIN. ROOF PLAN SHOWS TAPERED INSULATION FOR GRAPHIC REPRESENTATION ONLY.

CONTRACTOR TO VERIFY INSULATION REQUIRED TO SLOPE PRIOR TO MEMBRANE INSULATION.

18. PROVIDE TAPERED INSULATION CRICKETS 1/4" PER FOOT MIN. SLOPE @

HIGH SIDE OF ALL MECHANICAL UNITS AND ROOF HATCHES, TO SHED WATER AROUND AND MAINTAIN POSITIVE ROOF DRAINAGE.

19. ALL WOOD BLOCKING AT ROOF EDGES, RIDGES, ETC. TO BE 2X FR-WD BLOCKING.

20. VERIFY ELEVATION OF ROOF DRAIN RELATIVE TO OVERFLOW SCUPPER

PRIOR TO INSTALLATION OF SCUPPERS
A4
1/2" CDX PLY

APROVED

ROOF COVERING

ALTERNATE LOCATION
OF GWB OR 2X

BLOCKING IF NO

CEILING FINISH IS
2X4 BLOCK
FASCIA

PROVIDED
SOFFIT
BOARD
5/8 TYPE X

GYPSUM SHEATING

STUCCO FINISH
5/8 TYPE X
GYPSUM

WALLBOARD
2X FRAMING

STRUCTURAL

SHEATING AS

REQUIRED
1 HOUR RATED WALL AND4SCALE: NTS PROTECTED EAVE OVERHANG NOTES:
4" MIN.
- THE ROOF OVERHANG CANNOT EXCEED 12" AND MUST BE

ONE-HOUR PROTECTED OR EQUAL ON UNDERSIDE IF ADU IS
LOCATED UNDER 5' FROM PROPERTY LINE OVERHANG SHALL BE
ADJUSTED TO MIN. REQUIRED. AS PER CODE SECTION R302
12" OR
-5-
8'-0"

A-A (NTS)
A5
51 HOUR FIRE - GENERICSCALE: NTS EXTERIOR WALLS

GYPSUM WALLBOARD, GYPSUM SHEATHING, WOOD STUDS
EXTERIOR SIDE: ONE LAYER 48" WIDE 5/8" TYPE X GYPSUM
SHEATHING APPLIED PARALLEL TO 2X4 WOOD STUDS 24" O.C.

WITH 1-3/4" GALVANIZED ROOFING NAILS 4" O.C. AT VERTICAL JOINTS AND 7" O.C. AT INTERMEDIATE STUDS AND TOP AND
BOTTOM PLATES. JOINTS OF GYPSUM SHEATHING MAY BE LEFT
UNTREATED. EXTERIOR CLADDING TO BE ATTACHED THROUGH
SHEATHING TO STUDS.

INTERIOR SIDE: ONE LAYER 5/8" TYPE X GYPSUM WALLBOARD,

WATER-RESISTANT GYPSUM BACKING BOARD, OR GYPSUM

VENNER BASE APPLIED PARALLEL OR AT RIGHT ANGLES TO
STUDS WITH 6d COATED NAILS, 1-7/8" LONG, 0.0915" SHANK, 1/4" HEADS, 7" O.C. (LOAD-BEARING)
THICKNESS: VARIES
APPROX. WEIGHT: 7 PSF
FIRE TEST: SEE WP 3510
(UL R3501-47,-48,9-17-65
UL DESIGN U309,
UL R1319-129, 7-22-70,
UL DESIGN U314)

EXTERIOR SIDE

INTERIOR SIDE

SECTION A-A
-6-

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