Tie Down Vector Dynamics Foundation System for Wind Zones lll User Manual
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D103
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Tie Down Engineering
255 Villanova Drive SW
Atlanta, Georgia 30336
(404) 344-0000 • Fax (404) 349-0401
www.tiedown.com
Example of a Triple Section 32' x 72' Home
WIND ZONE III for Triple Section Homes
Using Vector Dynamics Foundation Systems
Soil Classifications:
2, 3, 4A & 4B
Soil Bearing Capacity: 1,000 PSF Minimum
Anchors Required*:
30” with 2-4” helix anchors (#59095) with 1-1/4” vertical ties
(*Marriage wall and sheer wall anchors may be required by home manufacturer.)
Home Length
Vector Systems Anchors Required
Longitudinal
Required
Per Side
System
1
(LSD)
0 to 48'
3 + 2 on Tag
5
3 (6 Struts)
49' to 60'
4 + 2 on Tag
6
3 (6 Struts)
61' to 72'
5 + 2 on Tag
7
3 (6 Struts)
73' to 84'
6 + 2 on Tag
8
3 (6 Struts)
85’ to 90’
7 + 2 on Tag
9
3 (6 Struts)
NOTES:
Vector Systems should be spaced as symmetrical as possible along the length of the home. Pier spacing
must be consistent with home manufacturers instruction and/or state requirements.
Maximum allowable working load for metal strut: 3150 lbs.
1
One Longitudinal Vector System is made up of 2 struts, which can be used separately.
Vector Systems
LSD
LSD
LSD
LSD
LSD
Tag or Full Triple
Vertical Anchors
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Revised: 8/19/08