How to Inspect the Structure of Mobile Homes, Double wides, Trailers - Part 1, Wind Ratings, Energy Zones, Roof Zones, Foundations InspectAPedia® -
Mobile home structural inspection guide: how to find and evaluate structural damage to trailers, mobile homes, and double-wides. Also applies to some campers and pick up truck slide-ons.
Common mobile home structural defects: rot, insect damage, wind damage, tie-downs, foundations
Safety and building codes for mobile homes
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How to Inspect Mobile Homes or Manufactured Housing for Structural Defects: detailed procedures, defect lists, references to standards.
Ver.3.4 - 04/25/07 - Steve Vermilye, New Paltz NY and Daniel Friedman, Poughkeepsie NY,
Hudson Valley ASHI Chapter Seminar, Newburgh NY, January 4, 2000, NY Metro ASHI Fall 99 Seminar, Holiday Inn Crowne Plaza, White Plains NY, October
2, 1999. Readers should also see MOBILE HOME STRUCTURAL & SAFETY DEFECTS for high priority mobile home and double wide structural concerns.
STRUCTURAL DEFECTS - Inspecting for Mobile Home Structural Defects
WIND RATINGS - Mobile Home Zone Ratings for Wind Damage, Uplift, and Damage - Mobile Home Wind Ratings
Wind Zones:
NY is all Wind Zone 1 (non hurricane), minimal requirements vs. hurricanes or other coastal storms;
(Long Island is no longer designated as Wind Zone II)
Andrew (FL 1992) destroyed almost ALL of the mobile homes in So. Dade County; by contrast 28% of contractor-built homes
were destroyed.
Leaks at the windows of this mobile home led to water entry in its wall below the window.
The photograph (courtesy of Jeremias, some of our readers on mobile home restoration and renovation) shows severe structural rot to the floor frame structure below the leaky window.
Only a "do it yourself" repair was economically feasible in this case.
Mobile Home Energy Zones
(HVAC) New York is in Thermal Zone 3
Mobile Home Roof Zones
(Snow load) NY North of the Thruway = "Middle Zone (30 psf)" and all areas S of the Thruway "Southern Zone (20 psf)"
(Check zone ratings on the home's data plate: wind load, heating load, roof load)
FOUNDATIONS Common Mobile Home Pier & Foundation Defects
Systems used: Perimeter concrete, concrete block; piers and/or posts; concrete slab; piers and ground anchors;
permanent wood;
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"Modular Home Construction, special defects and inspection methods" Dan Friedman, NY Metro ASHI Seminar, Holiday Inn, Crowne Plaza, White Plains NY, October 4, 1996
"Modular Home Construction, special defects and inspection methods" Dan Friedman, NY Metro ASHI Seminar, Holiday Inn, Crowne Plaza, White Plains NY, October 4, 1996
"Modular Home Construction, special defects and inspection methods" Dan Friedman, NY Metro ASHI Seminar, Holiday Inn, Crowne Plaza, White Plains NY, October 4, 1996
New York State: "Manufactured Homes: an installation guide for the code enforcement official," undated. [Div. of Code Enforcement & Admin. - 518-474-4073, George E. Clark, Jr., Director] - this is a guide tool, not an enforcement code or standard.
HUD State Administrative Agency (for 36 states) (NY: 518-474-4073) - for complaints
Manufactured Housing Institute, 2101 Wilson Blvd. Ste. 610, Arlington VA 22201 703-558-0400 www.mfghome.org
NYMHA, 35 Commerce Ave., Albany NY 12206-2015 518-435-9859 800-721-HOME (they want the Star Program to provide for separate assessment of manufactured homes)
Consumer Reports: www.consumerreports.org - special report 2/98
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Environmental Inspection, Testing, & Diagnosis On-Site IAQ, Gas, Air Testing, Mold Investigation, Sick Building Diagnosis, Lab Services, & Remediation Plan Preparation - indoor air quality testing, problem source determination, supporting lab work, written remediation plan addressing removal of environmental and other hazards and prevention of their recurrence.