CORRESPONDENCE
The City of Boynton Beach
DEVELOPMENT DEPARTMENT
PLANNING AND ZONING DIVISON
100 E. Boynton Beach Boulevard
PO. Box 310
Boynton Beach, Florida 33425-0310
TEL. 561 742-6260
FAX. 561 742-6259
www.boynton-beach.org
July 25, 2003
Mr Ronald Last, P.E
Lawson, Noble & Webb
420 Columbia Dnve
West Palm Beach, Flonda 33409
Re Quantum Park Lot 3 (Drainage Plan Modification)
MMSP 03-056
Dear Mr Last:
In response to your request dated July 17, 2003 for the admmIstratIve reVIew and approval of the
modIficatIon proposed to the above-referenced approved SIte plan, depIctmg the followmg
. DeletIOn of retentIOn area and replacement WIth exfiltratIOn trench.
Please be mformed that the proposed changes on the reVIsed plan date stamped 07/17/03 are "mmor"
as defined wIthm the Land Development RegulatIOns, Chapter 4- SIte Plan ReVIew ThIS project
may contmue to be processed by the BUIldmg DIVISIOn as a permIt applIcatIOn, subject to the
followmg condItIOns
1 Should the scope of the modIficatIon demand alteratIOn or relocatIon of plant matenal, then
such plant matenal must be relocated to an area subject to approval ofthe CIty Forester;
2. Amendmg of dramage plans (General Note 2) to reflect CIty Standard Drawmgs, K-senes,
3 Amendmg of dramage plans (General Note 7) to reflect City Standard Drawmgs, D-senes;
4 Amendmg of dramage plans to reflect m the notes the mearnng and purpose of symbol number 6,
5 Amendmg of dramage plans for those proposed elevatIOns WIth the word "ELEV" m the oval rather
than an elevatiOn number, to mdIcate the elevatiOn bemg proposed,
6 Amendmg of dramage plans to correct low grade pomt at lone landscape Island on the north SIde of
the parkmg lot where no dramage structure IS proposed,
7 Ensure all comments reflected above are addressed on any and all affected sheets,
8 Engmeenng Department approval of the reVIsed pretreatment calculatIons and reqUITed amendments
to the drawmgs based upon all ofthe above comments.
Be adVIsed that the proposed change may reqUIre a modIficatIon to the bUIldmg permIt. Please
contact me at (561) 742-6260 If you have addItIOnal questIons.
. Page 2
July 25, 2003
Smcerely,
Ed Breese, Pnnclpal Planner
Cc Karen Mam, Plan ReVIew Analyst
H. DavId Kelley, CIty Engmeer
DEPARTMENT OF PUBLIC WORKS
ENGINEERING DIVISION
MEMORANDUM NO 03-153
TO
Ed Breese, PnncIpal Planner
Plannmg & Zomng DIVISIOn wj"
;- ../
H. DaVId Kelley, Jr , PE/PSM
City Engmeer
FROM
DATE
July 24, 2003
RE
Paving, Grading & Drainage Plan Review
Quantum Park - Lot #3
MMSP 03-056
The above referenced SIte Plan, forwarded to thIS office on July 21 st, was revIewed by representatIves
from PublIc Works, Engmeenng and UtilItIes Departments, agamst the reqUIrements outlIned m the CIty'S
Code of Ordmances and the Land Development RegulatIOns. The followmg are our comments wIth
regards to the plan.
1 The parkmg spaces must conform to our new DesIgn Handbook, Standard Drawmg #K-l
2 General Note #2 should read CIty Standard Drawmgs, K-senes.
3 General Note #7 should read CIty Standard Drawmgs, D-senes.
4 Symbols used to tIe notes mto the plan are not clear; I.e., symbol number 6 appears on the plan,
but not m the notes.
5 Certam proposed elevatIOns are left wIth the work "ELEV" m ItS oval rather than an elevatIOn
number; must prOVIde elevatIOns m these areas.
6 A low grade pomt was found next to an Island on the center-north SIde of the parkmg lot where no
dramage structure was located. ApplIcant must address thIS Issue.
7 All comments reqUInng changes and/or correctIons to the plans shall be reflected on all
appropnate sheets.
Please mcorporate these comments mto your response to the applIcant. If you have any questIons, please
adVIse thIS office.
HDKljb
xc Launnda Logan, PE, Semor Engmeer
Ryon Plancer, EI, Roadway Engmeer
FIle
S'\Engineering\Office Associates FilelKelley\Quantum Park Lot #3.doc
PROJECT NAME: Quantum Park Lot 3
LOCATION
PCN
I FILE NO MMSP 03-056 II TYPE OF APPLICATION- I
AGENT/CONTACT PERSON OWNER.
Ronald Last, P.E. Lawson, Noble & Webb, PHONE
Inc. FAX.
PHONE 684-6686 ADDRESS
FAX. 684-1812
ADDRESS 420 Columbia Drive
West Palm Beach, FL 33409
Date of submittal/Projected meetin2 dates.
SUBMITTAL / RESUBMITTAL 7/17/03
1ST REVIEW COMMENTS DUE N/A
PUBLIC NOTICE N/A
.
TRC MEETING N/A
PROJECTED RESUBMITTAL DATE N/A
ACTUAL RESUBMITTAL DATE N/A
2ND REVIEW COMMENTS DUE N/A
LAND DEVELOPMENT SIGNS POSTED N/A
(SITE PLANS)
PLANNING & DEVELOPMENT BOARD N/A
MEETING
COMMUNITY REDEVELOPMENT N/A
AGENCY BOARD
CITY COMMISSION MEETING N/A
COMMENTS Retention Pond
S:\Planning\SHARED\WP\PROJECTS\Quantum Lot 3\MMSP 03-056\2003 PROJECT TRACKING INFO.doc
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DEPARTMENT OF DEVELOPMENT
Memorandum
PZ
TO
H David Kelley, Jr
FROM
Sherie Coale
DATE
7/18/03
RE
Quantum Park Lot 3 - Paving, Grading & Drainage
Please review the attached plans and provide applicable comments to Ed Breese, Principal Planner,
by Tuesday, July 22, 2003 If you have any questions please call Ed or me at x6260 Thank you for
your anticipated cooperation
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SCALE 1" = 40'
LEGEND
EXISTING STORM SEWER LINE WITH
CA TCH BASIN
STORM SEWER LINE WITH MAN-tOLE
STORM SEWER LINE WITH
CATCH BASIN AN> N.AeER
SANlT ARY SEWER LINE WITH
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PROPOSED ELEVATION
EXISTING ELEVATION
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J J I 7 2003 1 0 37 AM
L a '~o n, No) I e & Web t, I n c
No H 7 P
Memo
To Sherrie Coale
From' Deana Devenport
Date. July 17, 2003
Re. QUANTUM PARK, LC:IT 3
L.N & W Project No .l\399
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Attention Sheme Coale.
The Minor Revision packHge that was submitted on July 14 2C03 Sl10WS ttat
the Detention Area on the ~Iorth '5ide of the Project was deleted and replac,~d
with exfiltration trench If yo tI have any further que:;bons. pl'3iS se call 15HI )684-
6686 ext. 247
Thank You
Deana Devenport
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P~eMEM0717-o3,;OC
PRETREATMENT CALCULATIONS
FOR
QUANTUM PARK
LOT #3
4 075 ACRES
9 \data\a399\calcs\sfwmd\a399DRYDET.XLS
7/15/2003
A. LAND IJSE DATA TABLE.
IMPERVIOUS PERVIOUS TOTAL
LAND IJSE AREA AREA AREA
CATEGORY (Ac) (Ac) (Ac)
COMMERCIAL BUILDINGS \.08 0.00 \.08
ROADS/P ARKING 1.89 0.00 \.89
SIDEWALKS 0.12 0.00 0.12
OPE?>: 'GREEN" AREAS 0.00 0.99 0.99
TOTAL ACREAGE. 3.09 0.99 4.08
PERCEI\T AGES. 75.83% 2417% 100.00%
B. CONTROL WATER ELEVATION:
8.00
INGVD
C. PRETREA TMEI\T CALCCLA TIONS.
REQUIREMENT
TOTAL AREA.
DRY DETENTION VOLUME REQUIRED:
\.00
4.08
14792
Il\.
ACRES
FT^3
D DRY DETENTION AREA GEOMETRY.
SLOPE.
HORIZONTAL., 3.00 I~
VERTICAL. 1.00
PERCENTAGE. 33.33%
WIDTH.
BOTTOM. I 4.40 I~~
TOP OF BANK. 1940
LENGTH.
BOTTOM., 500.00 I~
TOP OF BAI\K. 530.00
ELEVATION'
BOTTOM. I 900 INGYD
TOP OF BANK 1] 50 NGVD
VOLUME.
DRY DETENTlO?>: VOLUME. I ]5156 IFT^3 OK
V 4- if t:..G"f~
g. \data\a399\calcs\sfwmd\a399DRYD ET .XLS
7/15/2003
~SQ)T T:€.sr6,J
QUANTUM PARK LOT 3
LN&W JOB No. A399
TOT At (AC)
4.08
REQUIRED TRENCH LENGTH
AVG GRADE = 130
TRENCHTOPEL=11 00
3.S0'
WATER TABLE EL = 8 0
@
TOP EL = 10.00
PIPE INV EL = 8.S
TRENCH BOT EL = 7.S
<II
~
400'
L =
V
K((Hz x W)+ (2 x Hz x Du) (Du~) + (2 x Hz x Os)) + (1.39 x 10-4 )(W X Du)
K=
Du =
Os =
Hz -
W-
V-
L-
5~42E~04.. cfsltf -ft. head
ft.
. ';""';'tcc, .S ft.
, 5 " ft.
4 ft.
417 ac.-in.
length oftrench.required I
Hydraulic conductivity
Non-saturated trench depth
Saturated trench depth
Depth to water table
Trench width
Volume to be exfiltrated ~ \)~~~T\~.J
p... (Z. E-f.>.. ~ 0 \.. \) t-'\ E.
L=
4 17 ac.-in.
(0 000S42 cfs/ft^2-ft.head)((S'x4') + (2xS'x3') - (3')^2 + (2xS'x.S')) + (0.000139)(4'x3')
L =
1S6 77
L =
157 ft. OF TRENCH REQUIRED
TRENCH LENGTH PROVIDED = 200
VOLUME TREATED =
S.32 ac-in
GlOAT AI600-699\A625ICALCS\A399- EXFIL TRA TION 07 14.03.xls
7/1S/2003
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J J I :. 1 2003 2 56 P M Law son I No I I e & Web t, I n c
No 1( 3 P
FJlJ~ TRANSMITTAL
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1~.lIw.on, Noble & W.tl~tbl, In ::111
I!NGINEER8. PLANNERS · ~JIJR~tIJ!yfOJJt '~.
420 Columbia Drive, Hulte 110, West Palm Beach, FIOl'icli 33'~9
5610.684.-1)686 Fax: f,61 0.634.1812
WWlfi.1 nw-inc.CClm
Oal:9 ,July 21. 2003
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Setting the SJarJdardu.LI~alfjllj~' th(~ ~~.Y :~
To~itv of Bovnton Beach
Projject No. A39'L_____.__._ .___ _.
Attn .Ed Breese
ProJlect:
!Juant~!! Pari< .1fiU- ____ .__
Feu;;: 742-6259
Frc.m. Deana Devenport
Me:9s,age. The reason for the minor re\Jsion to the Constructions Plans fa Q JantuIT'i Part ~pt '.JL -1 ~ r
the.clil~nt. The Client feels that the Si~a will look better \~/ith the revisej g!gil versiq.:h....JhEIf !111 ;~~
!!Q..al~rations to any of the required l=andscaoinQ. If yau have any 'iJi1t!!~:lstions.~e'': .ft. !!i!
lli2!.l6134-6686. ____-.---.-
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, JUL 2 , 200' '
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Total rlumber of pages including this page ~ OriGlinal to follow in mail Ye.s Plo
W'EST PALM BEACH . PORT ST. LUCIE. ORLANDO . IVI::RCt BEAC,lli