HomeMy WebLinkAboutCDP 15-45; ABDI RESIDENCE; BMP CERTIFICATION - STRUCTURAL SPECIAL INSPECTION; 2021-11-19
9666 businesspark ave., Suite 210 San Diego, CA 92131 Phone: (858) 831-0111 Fax: (858) 831-0179
Date: November 19, 2021
Eric Martinez
City of Carlsbad
Public Works Department
1635 Faraday Avenue
Carlsbad, CA 92008
RE: Grading Permit Number CDP 15-45
Engineer's Special Inspection Certification of Structural BMPs
This letter is hereby submitted to certify that the structural BMP constructed at 5263 Shore Drive was
installed in substantial conformance with the final grading plans (Drawing No. 501-8A).
The 172 ft2 biofiltration area consists of the following:
A 24”x24” concrete grated inlet with 9” minimum freeboard
18” of soil media (sandy loam) suitable for vegetation growth over native soils
Impervious plastic liner
Informational signage labeling basin as Permanent Water Quality Treatment Facility
The biofiltration area was inspected by or under the direction of the undersigned on August 3, 2021 and
October 20, 2021.
Feel free to contact me if you have any questions or comments. Thank you,
Signature Date
Michael C. Kinnear, Engineer of Record
R.C.E. 76785
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COFFEY ENGINEERING, INC.