314 12TH ST POOL23-0001 - Retention_Pond_Letter_-_Henderson_Residence - Rev. 5-19-23
9000 Regency Square Boulevard, Suite 100, Jacksonville, FL 32211
Phone 904-821-5200 Fax 904-992-8700 FBPE CA 7547
MEMORANDUM
October 14, 2022
TO: City of Atlantic Beach
FR: Russell T. Dukes, P.E.
RE: Henderson Residence – 314 12th St, Atlantic Beach FL
Apex # 2022.003426
As we understand, the intent of this memorandum is to address the following issue(s):
· Retention pond at the above-mentioned address is approximately 5 feet from the stemwall
foundation supporting the main structure and foundation support is in question.
Upon review of the applied loading, we have determined the following:
· This is acceptable provided the retention pond depth does not exceed 48” and the top of
the bank is no closer than 48” from the foundation.
At Apex, we take pride in being a partner to building trades and building officials. Should you
have any further questions or require any further clarification, please do not hesitate to contact our
office directly.
This item has been electronically signed and sealed on the date and/or time stamp shown using a
digital signature. Printed copies of this document are not considered signed and sealed and the
signature must be verified by a 3rd Party Certificate Authority on any electronic copy.