HomeMy WebLinkAboutRetaining Wall*SEE PAGE 2 FOR ADDITIONAL INFORMATION*
"H"
6'-0"max
“H1”
(12" BLOCK)
2-3/4" max. (not shown to scale)
#4 horiz. at 24" on center
drainage sys.
- see note 5
"W"
12"
12"
"K"
6"
(2) - #4
horizontal
rebars
I F S L O P I N G G R A D E
S E E T A B L E F O R S L O P I N G
G R A D E (2 :1 M A X S L O P E )
IF LEVEL GRADE
SEE TABLE FOR LEVEL GRADE
2
1
8" concrete block
#4 horiz. at top course
X-BARS
Finish
grade
16"min
Y-BARS
DISCLAIMER:
Alternate retaining wall designs may
be possible when provided with an
engineered analysis. Use of this
standard design is at the user’s risk
and carries no implied or inferred
guarantee against failure or defects.
#4 horiz. at 24" on center
Z-BARS
IF LEVEL GRADE
SEE TABLE FOR LEVEL GRADE
"W"
"H"
6'-0"max
12"
6"
"K"
2
1
“H1”
(12" BLOCK)
2-3/4" max.
16"min
#4 horizontal rebar at 24" on center
8" concrete block
drainage sys.
- see note 5
(3) - #4
horizontal
rebars
Finish
grade
Y-BARS
X-BARS
#2 ties
I F S L O P I N G G R A D E
S E E T A B L E F O R S L O P I N G
G R A D E (2 :1 M A X S L O P E )
Z-BARS
TYPE 2: 6" HEELTYPE 1: 6" TOE
12"
G RADE "H""H1""W "X BARS Y BARS ZBARS "K"
CO NDIT IO N (W AL L HEIG HT )(12" BL O CK)(F O O T ING W IDT H)(KEY DEP T H)
5'- 1" to 6'- 0"24"69"#4 @ 16"#4 @ 32"#4 @ 11"30"
S L O P ING G RADE 4'- 1" to 5'- 0"N/R 48"#4 @ 16"#4 @ 16"#4 @ 12"25"
AT T O P O F W AL L 3'- 1" to 4'- 0"N/R 30"#4 @ 32"#4 @ 32"#4 @ 32"16"
(2:1 M AX )Up to 3'- 0"N/R 18"#4 @ 32"#4 @ 32"#4 @ 32"8"
5'- 1" to 6'- 0"24"45"#4 @ 24"#4 @ 32"#4 @ 24"8"
L EV EL G RADE 4'- 1" to 5'- 0"N/R 36"#4 @ 24"#4 @ 24"#4 @ 24"7"
AT T O P O F W AL L 3'- 1" to 4'- 0"N/R 24"#4 @ 32"#4 @ 32"#4 @ 32"5"
Up to 3'- 0"N/R 21"#4 @ 32"#4 @ 32"#4 @ 32"N/R
G RADE "H""H1""W "X BARS Y BARS ZBARS "K"
CO NDIT IO N (W AL L HEIG HT )(12" BL O CK)(F O O T ING W IDT H)(KEY DEP T H)
5'- 1" to 6'- 0"24"39"#4 @ 16"#4 @ 32"#4 @ 12"28"
S L O P ING G RADE 4'- 1" to 5'- 0"N/R 29"#4 @ 16"#4 @ 16"#4 @ 12"22"
AT T O P O F W AL L 3'- 1" to 4'- 0"N/R 24"#4 @ 32"#4 @ 32"#4 @ 32"15"
(2:1 M AX )Up to 3'- 0"N/R 18"#4 @ 32"#4 @ 32"#4 @ 32"8"
5'- 1" to 6'- 0"24"33"#4 @ 24"#4 @ 32"#4 @ 24"18"
L EV EL G RADE 4'- 1" to 5'- 0"N/R 26"#4 @ 24"#4 @ 24"#4 @ 24"13"
AT T O P O F W AL L 3'- 1" to 4'- 0"N/R 20"#4 @ 32"#4 @ 32"#4 @ 32"7"
Up to 3'- 0"N/R 20"#4 @ 32"#4 @ 32"#4 @ 32"N/R
.
TYPE 1: 6" TO E
TYPE 2: 6" H EEL
N/R = NO T RE Q UIRE D
3" max. 3" max.
#4 horiz. at 24" on center
#4 horiz. at top course
Fax (951) 955-2023
(951) 826-5697
City of Riverside
Building Department
Balcony/Deck Standard
Drawn by: B German
11/13/2014 RCLMNretwallFNL-
PD.vsd PAGE 1 OF 2
Western Riverside County Code Uniformity Program
3900 Main St
Riverside CA, 92522
FAX (760) 776-6392
(760) 776-6420
City of Palm Desert
Building Department
Retaining Walls
Drawn by: B German
11/13/2014 RCLMNretwallFNL-PD.vsd PAGE 1 OF 2
Western Riverside County Code Uniformity Program
73-510 Fred Waring Drive,
Palm Desert , CA 92260
DESIGN PARAMETERS:
ACTIVE SOIL PRESSURE (PSF)
LEVEL BACKFILL = 30
SLOPING (2:1 MAX)= 43
PASSIVE SOIL BEARING (PSF)=150
COEFFICIENT OF FRICTION = 0.25
ALLOWABLE SOIL BEARING PRESSURE (PSF)=1500
(NO INCREASES TAKEN FOR DEPTH OR WIDTH OF FOOTING)
DISCLAIMER:
Alternate retaining wall designs may
be possible when provided with an
engineered analysis. Use of this
standard design is at the user’s risk
and carries no implied or inferred
guarantee against failure or defects.
GENERAL NOTES:
1) ALL WORK SHALL CONFORM TO THE ADOPTED CODES AND ZONING REGULATIONS.
2) CONCRETE BLOCK MASONRY SHALL COMPLY WITH THE FOLLOWING:
A. CONCRETE MASONRY SHALL CONFORM TO ASTM C-90, GRADE - N.
B. MORTAR: TYPE M OR S.
C. GROUT ALL CELLS W/2000 PSI PORTLAND CEMENT GROUT.
3) THE ULTIMATE COMPRESSIVE STRENGTH REQUIRED FOR FOUNDATION CONCRETE SHALL BE 2500 PSI.
4) ALL REINFORCING STEEL SHALL BE INTERMEDIATE GRADE ASTM A615-40 AND OVERLAP SPLICES SHALL
BE 40 BAR DIAMETERS MINIMUM. ALL REBAR HOOKS SHALL BE A MINIMUM OF 12 TIMES THE REBAR
DIAMETER (12bd) IN LENGTH.
5) PROVIDE RETAINING WALL DRAINAGE SYSTEM AS FOLLOWS:
PROVIDE 1CF/FT OF CLEAN COARSE GRAVEL WITH 4" DIAMETER PERFORATED PVC DRAINAGE PIPE WITH
1% GRADIENT TO DRAIN - OR OMIT HEAD JOINTS IN FIRST COURSE.
6) OPTIONAL: INSTALLATION OF A MOISTURE BARRIER ON THE FILL SIDE OF THE WALL WILL HELP TO
PREVENT MOISTURE FROM PENETRATING THE VISIBLE SIDE OF THE WALL, RESULTING IN
DISCOLORATION.
7) THIS RETAINING WALL STANDARD IS NOT DESIGNED TO SUPPORT SURCHARGE LOADS FROM MOTOR
VEHICLES OR OTHER STRUCTURES.
8)CLEANOUTS SHALL BE PROVIDED FOR ALL GROUT POURS OVER 5 FEET IN HEIGHT. WHERE REQUIRED,
CLEANOUTS SHALL BE PROVIDED IN THE BOTTOM COURSE AT EVERY VERTICAL BAR AND SHALL BE
SEALED AFTER INSPECTION AND BEFORE GROUTING.
REQUIRED INSPECTIONS:
1) FOOTING;
EXCAVATION TRENCH CLEAN WITH STEEL IN PLACE AND SUPPORTED 3" ABOVE AND AWAY FROM THE
SURROUNDING EARTH/DIRT.
2) REBAR/PRE-GROUT and DRAINAGE SYSTEM;
BOND BEAM REBAR AND VERTICAL REBAR IN PLACE - INSPECTION PRIOR TO PLACING GROUT.
DRAINAGE SYSTEM COMPLETE.
3) FINAL;
AFTER GROUT IS PLACED AND BACKFILL COMPLETED - PRIOR TO ANY DECORATIVE CAP PLACEMENT.
D
A
Y
L
I
G
H
T
All footings adjacent to slopes to be at
least 5' to daylight as shown below.
BOTTOM
OF FOOTING
5' MIN.
SETBACK FROM TOP OF SLOPE:
2:1 MAX. SLOPE
Fax (951) 955-2023
(951) 826-5697
City of Riverside
Building Department
Balcony/Deck Standard
Drawn by: B German
11/13/2014 RCLMNretwallFNL-
PD.vsd PAGE 2 OF 2
Western Riverside County Code Uniformity Program
3900 Main St
Riverside CA, 92522
FAX (760) 776-6392
(760) 776-6420
City of Palm Desert
Building Department
Retaining Walls
Drawn by: B German
11/13/2014 RCLMNretwallFNL-PD.vsd PAGE 2 OF 2
Western Riverside County Code Uniformity Program
73-510 Fred Waring Drive,
Palm Desert , CA 92260