HomeMy WebLinkAboutPlan RevisionsWARREN L. PALMER, ARCHITECT BOX767 BASALT, CO. 81621
2 SEPTEMBER2010
REVISIONS TO THE STEELE RESIDENCE LOCATED AT 4985 COUNTY ROAD #113.
GARFIELD COUNTY, CO.
CONVERSTATION WITH DA VB FROM THE GARFlELD COUNTY BUlLDING DEPT. ON 3 SEPT.
2010:
1. CURRENT BUlLDING CODE IS THE 2009INTERNATIONAL RESIDENTIAL CODE.
2. RELATIVE TO THE MINIMUM INSULATION REQUIREMENTS FOR FROST-
PROTECTED FOOTINGS IN HEATED BUlLDINGS, THE AIR FREEZING INDEX FOR
THE COTTON WOOD HOLLOW SUBDIVISION AT 6300-FT ELEVATION IS 2500 DEG-F
DAYS.
3. THE INSULATION REQUIREMENTS ARE AS FOLLOWS FOR THE 2500 DEG-F
CATEGORY:
A. VERTICAL INSULATION OUTSIDE THE TURNED DOWN FOUNDATION EDGE IS
R6.7.
B. HORIZONTAL INSULATION OUTSIDE THE TURNED DOWN FOUNDATION EDGE
IS Rl.7.
C. HORIZONTAL INSULATION OUTSIDE THE TURNED DOWN FOUNDATION EDGE
AT FOUNDATION CORNERS IS R4.9.
D. THE WIDTH OF THE HORIZONTAL INSULATION OUTSIDE THE TURNED DOWN
FOUNDATION EDGE SHALL BE AS PER THE ATTACHED FIGURE R403.3(3)
'A' LOCATIONS SHALL BE 12-IN WIDE. 'B' LOCATIONS SHALL BE 24-IN WIDE
AND 'C' LOCATIONS SHALL BE 40-IN WIDE.
4. THE 2009 INTERNATIONAL ENERGY CODE ALSO APPLYS TO THE PROJECT AND
HAS THE FOLLOWING CHANGES TO THE DRAWINGS BASED ON TABLE 402.1.1 AND
CLIMATE ZONE 5.
A. WINDOWS SHALL HA VB A MINIMUM U-FACTOR OF 0.35.
B. SKYLIGHTS SHALL HAVE A MINIMUM U-FACTOR OF 0.60.
C. CElLING INSULATION SHALL BE MINIMUM R38.
D. WOOD FRAME WALLS SHALL BE MINIMUM R20.
E. UNDERSLAB INSULATION SHALL BE MINIMUM R10, FOR A DEPTH OR WIDTH
OF 2-FT.
A IT ACHED TABLES ARE THE 2009 IRC TABLE R403.3, TABLE R403 .3(3) AND 2009 IECC
TABLE 402.1.1.
WARREN PALMER, ARCHITECT
COPY:SCOTTSTEELE FAX: 945-8291
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