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DATE 4 August 2002
PROJECT Hernandez
NUMBER'
/L DATA
CMU CANTILEVER RETAINING WALL 6' 2" landscape wall
BACKFILL TYPE GRANULAR FILL
UNIT WEIGHT
ANGLE OF REPOSE
ALLOW LAT. BRG ATTOE.
COEFFICIENT OF FRICTION.
LOAD DATA
SUPERIMPOSED TL.
SUPERIMPOSED DL.
APPLIED LATERAL LOAD
LOAD APPLIED
SURCHARGE.
SLIDING' WALL DEAD LOAD
FOOTING DEAD LOAD
BACKFILL + SURCHARGE
VERT COMPONENT OF LAT LOAD
SUPERIMPOSED DEAD LOAD.
SLAB & OPP. WALL DEAD LOAD
TOTAL DEAD LOADS
OVERTURNING
120 pd
33.5 (RankIne)
100 psf
0.35 cone on fill
WALL DATA_ WALL HEIGHT
WALL THICKNESS
BACKFILL HEIGHT.
BACKFILL SLOPE.
UNIT WEIGHT OF CONC.
CMU GROUT SPACING
SLAB AT BASE
SLAB THICKNESS
FOOTING DATA
o pit
o pit
o Ib
o ft above top of footmg
o psf
475 Ib
799 Ib
247 Ib
575 Ib
o Ib
o Ib
2096 Ib
HEEL WIDTH
TOE WIDTH
FOOTING THICKNESS.
KEY HEIGHT
Ka
SLIDING FORCE.
DL FRICTIONAL RESISTANCE
LATERAL BEARING AT TOE.
, LATERAL BEARING ON KEY
TOTAL SLIDE RESISTANCE
SAFETY FACTOR.
O'TURNING MOMENT' 3080 # ft (DOEBNOfUSE\/tRTlCAl.... .~ .
RESISTING MOMENT. 5620 # ft OFlATERAl.lOADSRlOOIIERlURIllNG)
SAFETY FACTOR: 1.82 0 K.
SOIL
. PRESSURE. BASE AREA
ECCENTRICITY ABOUT BASE:
MAXIMUM PRESSURE AT TOE:
MAXIMUM PRESSURE AT HEEL~
CMU DESIGN
fm'
VERTICAL WALL DOWEL #
VERTICAL WALL BAR #
HORIZONTAL WALL BAR #
WALL MOMENT.
Fb:
Fs
Fa
Fv:
Unity Formula
CONCRETE
DESIGN
fc
TRANS HEEL BAR #
LONG FOOTING BAR #.
DEPTH TO HEEL STEEL'
Mu AT HEEL.
Mu AT TOE
Vu AT HEEL
Vu AT TOE
ACC'L TOP RESTRAINT
KEY DESIGN
5.33 ft
0.99 ft
607.. ' pst
-38 . pst
1500 pSI
4 at
4 at
4 at
500 pSI
24 kSI
288 pSI
39 pSI
. 2500 pSI
4
4
3 In
179 # ft
4609 # ft
445 Ib
2070 Ib
MOMENT 755 # ft
MOMENT 1585 # ft
SHEAR 2002 Ib
WEL DEVELOPMENT
OUTSIDE MIDDLE THIRD
8
16
32
(reduction): 1.0
moe atd=
In 0 c at d =
In 0 e Base
1962 Ib ft
fb 416 pSI
fs 17 kSI
fa 5 pSI
fv' 10 psi
085
6.167
8
6.167
26.5
150
8
o
o
0.33
4.33
12
19
0418
1289
734
100
1178
2012
1.56
ft
In
ft
deg
pd
moc
ft
10
ft
ft
In
In
Ib
Ib
Ib
Ib
Ib
O.K.
SPECIAL INSPECTIONS REQ'D
5.31
3.81
1/3 Helaht
581
o K. 271 0 K
O.K 14 0 K.
OK 3 OK
OK.
OK 056 OK
fy' 60 kSI <f> =
PROVIDE: # 4 18 0 C
PROVIDE 8 # 4 IN FOOTING
DEPTH TO TOE STEEL.
HEEL MOMENT CAPACITY
TOE MOMENT CAPACITY
HEEL SHEAR CAPACITY
TOE SHEAR CAPACITY'
WALL CAPACITY 1067 # ft
KEY CAPACITY
SHEAR CAPACITY
5509 # ft
6120 Ib
7 1 inches reqUired
8 5 Inches proVIded
0.9
0.85
8.5
1675
5515
3060
8670
bendmg
shear
In
OK.
OK
OK
OK
O.K
OK
O.K
O.K
.:' .