HomeMy WebLinkAboutBY4.pdfGROUND NAIL SHOTCRETE DETAIL
A'
A
GROUND NAIL
CROSS SECTION A-A'
4-INCH MIN.
GROUND NAIL BEARING PLATE
FRONT VIEW
8"
8"
MESH OVERLAP
MIN 2 GRIDS
SHOTCRETE REINFORCEMENT
FRONT VIEW
3/4" MIN
4"
GROUND NAIL BEARING PLATE
SIDE VIEW
GROUND NAIL
BEARING PLATE
WELDED WIRE FABRIC
4"x4" - W2.9xW2.9
HORIZONTAL BEARING BARS (2)
#4 @ 6" OC
(CONTINUOUS)
VERTICAL BEARING BARS (2)
#4 @ 6" OC
30" MIN. LENGTH
GROUND NAIL HOLE DIAMETER
= BAR DIAMETER + 1
4"
SHOTCRETE
GEOCOMPOSITE STRIP DRAIN
WELDED WIRE MESH
SHOTCRETE
VERTICAL
BEARING BAR
BEARING PLATE
HEX NUT
HORIZONTAL WALERS
SHOTCRETE FACING
GROUT
CENTRALIZER @ MAX 10 FT. OC AND WITHIN 2 FT.
OF THE TOP AND BOTTOM OF DRILLHOLE
(NOT REQUIRED FOR INJECTION BARS)
GRADE 75 ALL-THREAD OR
WILLIAMS INJECTION BAR
BOREHOLE
GROUT
BAR
EXISTING
FOUNDATION
RL
STRIP DRAINS SHALL BE 12-INCHES
WIDE PLACED 5 FT. ON CENTER AND
SHALL EXTEND TO BOTTOM OF
EXISTING FOUNDATION
SHOTCRETE
BOTTOM OF
SHORING
TOP OF
SHORING
2' MAX
MAXIMUM DESIGN HEIGHT
DH = 6.42 ft.
SV
2' MAX
DAYLIGHT STRIP DRAINS
TO GRAVITY OUTFALL
*SHOTCRETE
BATTER VERTICAL
SECTION B
GROUND NAIL WALL
TYPICAL SECTION
EXISTING
FOUNDATION
4-INCH MIN
RL
4-INCH MIN
3' MAX
SECTION A
GROUND NAIL SUPPORT
TYPICAL SECTION
NOTES:
1. SHOTCRETE REINFORCING STEEL NOT SHOWN FOR CLARITY.
2. A MAXIMUM DESIGN LOAD OF 9 KIPS WAS APPROXIMATED FOR GROUND NAILS THROUGH EXISTING
FOUNDATION WALLS BASED ON ASSUMED SOIL STRENGTH PARAMETERS ON SHEET BY-3.
MAXIMUM
WALL HEIGHT
(DH)
VERTICAL
SPACING
(SV)
HORIZONTAL
SPACING
(SH)
REINFORCEMENT
LENGTH
(RL)
REINFORCEMENT BAR
6.42 FEET
#8 GRADE 75 ALL THREAD
OR WILLIAMS
32 INJECTION BAR
15 FEET
5 FEET
MAX.
5 FEET
MAX.
REINFORCEMENT SCHEDULE
4-INCH MAX.
CORE HOLE
GROUT
GROUT
BEARING PLATE AND NUT MAY
BE EMBEDDED INTO SHOTCRETE
FACING (IF NEEDED)
Ground Nail Wall
Typical Sections and Details
March 13, 2015
Hovey Residence
1339 Westhaven Circle
15-015G-D1
BY-4
of 4
RDJ
Project Number:
Date: Sheet Number:
Prepared by: Project:
Sheet Revisions
Date Revision/Issue Prepared by
B&Y Drilling, Inc.
Designed For:
Seal:
NOT TO SCALE 266 Red Cliff Circle Glenwood Springs, CO 81601
Phone: (970) 230-9208
03/30/15