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, 100 Kintyre Lane, Orono, Minnesota <br /> � July 14, 2015 <br />, Page 2 of 2 <br /> - Minimum embedment depth = 12" <br /> - Boulder Type: 12"-54" <br /> Direct concentrated surface drainage away from the walls. The walt design was performed using the <br /> design guidelines presented in the third edition of the"Design Manual for Segmental Retaining Walls" <br /> (DMSRW) published by NCMA in 2009. If soil conditions, proposed wall layouts, or other design <br /> parameters vary from that assumed, a revised analysis may be needed. Please call me if you have any <br /> questions or need more information. Thank you. <br /> Sincerely, <br /> _.-� � <br /> 1 --�-- <br /> Paul Schimnowski, PE <br /> DESIGN PARAMETERS AND PROVISIONS <br /> 1. REFER TO BOULDER RETAINING WALL INDUSTRY STANDARD SPECIFICATIONS. <br /> 2. SEE PRODUCT MANUFACTURER INSTALLATION RECOMMENDATIONS FOR CONSTRUCTION <br /> SEQUENCE AND INSTALLATION NOTES. <br /> 3. NO PRODUCT/MATERIAL SUBSTITUTIONS WILL BE ALLOWED WITHOUT PRIOR WRITTEN PERMISSION <br /> OF CRITERIUM-SCHIMNOWSKI ENGINEERS <br /> 4.OWNER OR OWNER'S REPRESENTATIVE IS RESPONSIBLE FOR ENSURING THE CONDITIONS STATED <br /> HEREIN ARE ACCURATE PRIOR TO AND DURING CONSTRUCTION. NOTIFY CRITERIUM IN WRITING OF <br /> ANY DISCREPANCIES OR CHANGES TO THE CONDITIONS SHOWN ON THESE DOCUMENTS. <br /> 5. REFER TO WALL ELEVATION NOTES FOR WALL SURCHARGE LOADINGS AND SLOPES AT TOP AND <br /> BOTTOM OF WALL(S). REFER TO WALL CALCULATIONS FOR BEARING CAPACITY REQUIREMENTS. <br /> 6. FINAL SITE GRADES AND ROOF DRAINS SHALL DIRECT RUNOFF AWAY FROM ANY RETAINING WALLS. <br /> 7. CRITERIUM ASSUMES NO LIABILITY FOR INTERPRETATION OF SUBSURFACE CONDITIONS, <br /> SUITABILITY OF SOIL DESIGN PARAMETERS AND INTERPRETATIONS OF SUBSURFACE GROUNDWATER <br /> CONDITIONS. <br /> 8.THE OWNER OR OWNER'S REPRESENTATIVE IS RESPONSIBLE FOR CONTACTING THE WALL DESIGN <br /> ENGINEER TO SCHEDULE A SITE VISIT PRIOR TO THE START OF BLOCK PLACEMENT. <br /> 9.THE WALL DESIGN WAS PERFORMED USING DESIGN GUIDELINES PRESENTED IN THE THIRD <br /> EDITION OF THE"DESIGN MANUAL FOR SEGMENTAL RETAINING WALLS"(DMSRW). PUBLISHED BY <br /> NCMA IN 2009. <br /> 10.THE DESIGN OF THIS RETAINING WALL WAS BASED UPON INFORMATION NOTED ON THE KEY PLAN. <br /> 11.THE INFORMATION PROVIDED WITHIN THESE DOCUMENTS IS FOR THE STRUCTURAL DESIGN OF <br /> THE PROPOSED WALL(S)ONLY. THE REQUIREMENTS FOR AND/OR WORK RELATED TO HANDRAILS, <br /> GUARDRAILS, OR OTHER LIFE/SAFETY ISSUES ARE EXCLUDED FROM THESE DOCUMENTS AND ARE TO <br /> BE PROVIDED BY OTHERS. <br /> 12. RESPONSIBILITY FOR GLOBAVSLOPE STABILITY RESTS WITH THE SITE CIVIL OR GEOTECHNICAL <br /> ENGINEER. <br /> CRITERIUM-SCHIMNOWSKI ENGINEERS <br /> TEL 651 779-7700 <br />