HomeMy WebLinkAbout221.306" MIN.
2' MIN.
6" MIN.
3' MIN.
PIPE BEDDING
CONCRETE BLOCK
A
B
STRAP FOOTING
ANCHOR
6" MIN. (TYP.)
12" MIN.
6" MIN.
6" MIN.
CONCRETE FOOTING KEYED INTO
UNDISTURBED SOIL AS SHOWN
GENERAL NOTES:
1.FOR SOLID WALL HDPE PIPE LAID ON
THE SURFACE, PIPE MUST BE FREE
TO SLIDE INSIDE A 4' LONG SECTION
OF PIPE ONE SIZE DIAMETER LARGER.
1" MIN. DIA. STEEL ROD (STRAP)
CLAMPED SECURELY TO PIPE
CONCRETE FOOTING KEYED INTO
UNDISTURBED SOIL AS SHOWN
6" MIN.
12" MIN.2 x PIPE DIA.
MIN.
SECTION A
CONCRETE BLOCK
ANCHOR
SECTION B
PIPE ANCHOR REQUIREMENTS AND MAXIMUM PIPE SLOPES
PIPE MATERIAL MINIMUM ANCHOR SPACING PIPE SLOPE ABOVE WHICH
PIPE ANCHORS REQUIRED
MAXIMUM PIPE
SLOPE ALLOWED
STEEL OR PVC1 1 ANCHOR PER 100 LF OF PIPE 20%30%3
CONCRETE, CPE, OR PP1 1 ANCHOR PER 50 LF OF PIPE 10%20%3
DUCTILE IRON2 1 ANCHOR PER PIPE SECTION 20%NONE
SOLID WALL HDPE2 1 ANCHOR PER 100 LF OF PIPE,
CROSS-SLOPE INSTALLATIONS ONLY 20%NONE
NOTES:
1 THESE MATERIALS ARE NOT ALLOWED IN LANDSLIDE HAZARD AREAS.
2 BUTT-FUSED OR FLANGED PIPE JOINTS ARE REQUIRED; ABOVE GROUND INSTALLATION IS RECOMMENDED ON
SLOPES GREATER THAN 40%.
3 A MAXIMUM SLOPE OF 200% IS ALLOWED FOR THESE PIPE MATERIALS WITH NO JOINTS (ONE SECTION), WITH
STRUCTURES AT EACH END, AND WITH PROPER GROUTING
STRAP PIPE ANCHOR
STD. PLAN - 221.30
PUBLIC WORKS
DEPARTMENT
APPROVED:
DATEMartin Pastucha
Public Works Administrator
UNLESS OTHERWISE NOTED, DRAWING IS NOT TO SCALE (NTS)
DocuSign Envelope ID: E212B987-C626-4330-A5D4-D055A0107AF9
10/19/2022 | 2:52 PM PDT