Pecan Hollow/FP-CS 900329DRC DATE:
REVIEW OF:
CITY OF COPPELL
PUBLIC WORKS
ENGINEERING DIVISION
BY:
Shore Daneshmand, Phone ~ 462-8495
FINAL PLAT AND PLANS:
3)
6)
?)
Please make the following additions and/or corrections on
final plat as marke(l:
- Name of the p~()posed subdivision must be consistent on
the plat and all pages of the construction plans, etc.
- Location . . Width . . . and the name of all existing
or recorde~ s'L'reets intersecting the boundary of 'the
tract.
Delineate the existing and proposed zoning of the site
and the surrou]Lding properties.
- The accurate outline of all property which is offered for
dedication for public use with the purpose indicated
~/~ there on. Fir(~ lanes must be shown on final plats.
Certification by a registered Public Surveyor to the
effect that thr) plat represents a survey made by him.
- Delineate utili, ty signature block on the final plat.
- Per FlOodPlain Management Ordinance #87390 (Art. 5, Sec.
C, Item 4, Pag~ 34), all subdivision proposals must have
the following note placed on the preliminary and final
plats:
"Floodplain De"zelopment Permit Application No.
ham been filed with the City of Coppe].l Floodplain
Administrator, on , 19. ."
(Floodplain Administrator)
No Comment.
Page 1/3
( Da're )
1)
2)
4)
6)
7)
The following in for.~na't ion, as marked, is required to be
contained in i:he final constructio'n plans of the above
project z
Provide
~//" final, construction plans, simultaneously w.i.th
final plat submittal. Final plans must have a cov.~r
sheet, detailed design plans, and~'i~ndard detail sheet's.
- A cover sheet, for final construction plans shall include
the following:
Name of the project
Owner's name and address
Engineer's uame and address
Architect's name and address
Vicinity map
Index list, covering all pages included in the set
"Plan Approval Paragraph", see attached
Detailed final construction plans shall contain the
following:
* Ail requiredatreet paving, plans and profile sheets.
* ~All required storm drainage p].ans and profile sheets.
* Ail required alley paving plans an([ profile sheets.
* A complet~ and accurate drainage area map and
detail grading plan.
* All required letters of permision from adjacent
property owners.
* All required water and sewer engineering plans.
Provide barricading plans.
Provide trench safety, sealed by a registered engineer
in the State of Texas.
Delineate propo:~ed and existing water distribution system
and pipe sizes.
De].ineate proposed and existing sewage collection system
and pipe sizes
Provide a DraiDage Area Map covering two parts:
a) show On-site. Drainage Map, on a scale of 1" = 20',
40' ...50' etc. , .. ' with ali. details as required in
the Subdivi~{ion Ordinance;
b) show the Off-site Drainage Map, on a scale 1" = 100',
200', etc . . . Delineate the project's boundary on
it, plus the less deta.i, led drainage sys'tem, ~:o clearly
demonstrate the affect of such ac'~ivJ, t.Les, drainage
outfalls, o~ th~ adjacent properties and the Drainage
Master Plan.
9)
10)
1.3 )
14)
15)
_/
all storm sewer systems must be designed for 100-year
design frequenc:y. Technical Paper 40 should be used to
compute, rainfall intensities, as per the Subdivision
Ordinance, (Appendix "A", Page 30).
'Show the hydraulic calculations for each portion of the
storm system on the profile, such as pipe size, Q100
(cfs), Qc (cfs), S, v (FPS) etc. .
Ail lots withiq or adjacent to the 100-year Floodplain
shall have the lowest floor elevation for each building
site shown on the site grading plans.
A'permanent bench mark must be established with in a
subdivision development, see attached Floodplain
Development checklist.
Each sheet of the plans shall contain a title block and
.consistent page numbers.
All appropriate fees as per subdivision ordinance must
be paid.
Delineate a Revision block on each sheet. Revision
dates must be shown on each sheet with Engineer's
initials next to them.
All above comments must be addressed, prior to Staff's
recommendatiou for approval of the final plat and plans.
Provide a written response on all comments with
explanations provided on items not addressed as
requested above.
DRC/COMMENTS/ENG/FINAL
SD/bb
Page 3/3
A
PLAT/PLAN REVIEW MEMORANDUM
DRC DATE: 3/29/90
SUBDIVISION/PROJECT:
PECAN HOLLOW ADDITION
- Final Plat and Plans
BY: ENGINEERING/PUBLIC HOP, KS DEPAR'FMENT
ADDITIONAL REVIEW COMMENTS ('Supplemental to preprinted comments):
FINAL PLAT:
o
Include north arrow arid scale on Final Plat.
Minimum allowable radius of street centerline curves is 425
feet. Curves C5, C6, C12, C15, C21, C22, C23, C28, C32 and
C34 are not in compli~nce with minimum radius requirement as
shown on the marred up copy of the Final Plat transmitted
herewi t h.
Provide Surveyor's Se,"~l and Signature.
Show all street cornel, visibility easements to be dedicated.
Address the area betv.,een lots ? & 8, Block C. What is its
purpose?
Show all drainage, floodplain/floodway, utility, and access
easements 'which ar~¢: required to be dedicated by the
Subdivision and Flood!'~]aln Management Ordinances.
All lots in block "C"'must be front entry.
ENGINEERING PLANS:
Paving Plans
o
7.
8.
9.
Engineer's seal on original plans shall be original with
engineer's original signature and date in close proximity to
seal as required by Grate Law. Blue line prints indicate
non-compliance with S~:ate Law.
Show inlets on the paving plans.
Minimum street centerline curve radius is 425 feet. Revise
plans accordingly.
Minimum street gradr~ is 0.50%. Revise Plans accordingly.
Vertical curves with a minimum length of 100 feet shall be
used at grade changers in excess of 1~. Revise plans as
marked.
Alleys seem tnordtnatr~ly long.
Revise plans to provide permanent driveways for' existing
private homes on lodgc~ road.
All fill shall be compacted to a minimum of 95% Standard
Proctor Density.
Median planters in cul-de-sac are unacceptable unless
maintained by a homeowners association.
Water and Sewer:
No curves allowed in s,anttary sewers.
Minimum grades for the 8" sanitary sewers on sheets 2, 3,
and 5 shall provide minimum flow velocity of 2 'Feet per
second. Revise accordingly.
Show all required drainage, utility and access easements
required.
Sanitary sewer depths too shallow in some areas. Use 4' O"
minimum depth to top o~ pipe.
Drainage Plans:
Use TP-40 with a minim,~m Tc of 10 Minutes for computation of
onstte stormwater rL~noff' and 15 minutes for offslte
stormwater runoff as r~qulred by the Subdivision Ordinance.
Dedicate all easements shown on marked plans and otherwise
required. Furnlsh positive overflow as indicated on the
plans.
Furnish details of col'lection of offsite storm water runoff.
Establish, indicate and maintain minimum vertical clearance
of sanitary crossings as marked on sheets 2, 3, 4,' 6, and 7.
Furnish detall deslgfas of storm sewer outfall from the
subject property and furnish documentation indfcattng the
downstream proper~y owf~ers know and approve of the manner In
whlch site and offsite drainage is being hand,ed.
PLAIq APPROVAL 'f'ARi\GRAPII
Fc, r CLty l-.rngineeJ~.
RE: Plans
RF_:
Speo. i{~iea.~on.~ Pit. epa/ted
She. e~t , o{~ I.c~.(: Ye.v.iAiott
Th.e. above ,&lO.n.,'t,i.l~ied plctr~.6 arid
er)r~,Ottted t~ ctpp/toutc[ .o~ ,'the eon,'.ep.t ~o~t ~he ~o)'~/~,'C~tu¢'t~Orl. ('la.treLlis o~ ;/:l',e proposed
ea~er/ by on. /c~9~rtg ~tottl ,'the. ~:~or~,'Ut. ut~'Cion o~ improvemeri.'t~
~hcc~ no:C paoeeed urlcC8[ ;the (~une..'c hc~ e~eo.t:e(:t eomp.t.,(.a.rtee to. bdt rct. E o.'Che~t app. Li. eal>le.
tin llin.
Any chan.qe3 mt~.t, be ctpp/~.ovoM by '(:he. app/t. Olg~t.&c'C.e n.e..Ou.t'.a.'t:orU n. geno~L{,~s c~
cos ,(:he C.bt.t./ I-:rt.(linee~t. A(v't;eJt, .'(.he 'l)e_ve.l~ofJ{',~t's Pe~.,.i. gn /:'rtfj.Lrte. ept. app/t, oue2,
el'tango_, £he C.~y'~ c~s.i..Orted Eng.('ne.~ci. ng 'lrtspe~tor si'Icc(;[ be e-or~.'lztcf..'Ce.t.l who
w.i..gr, e~i. tho.,,t app/toue, and/or seattle 'appJtouccf. fl,.om the C,L't:t,_/ l~ngineot., ccc
&One a supp. f. emenXct.[ plan app/[ovcd. [o.L~.[ be a(~{vi..~e.d .'Co ,the app/tovcd p,f.m~.',, and
/te.l~,~,to..need in. ct ~upp.f. emer,.tcc& a. pf,rovcc[ .~.e,'t.t:cv~. by .Ch.e.C..L'tt.l En.g./.ne.e~t.. A.t.e~
w,glLf, be ,i. rte.f, uded irt .tl~e "As-BLcLC.t" plar~ .'~o be s(.d~m.gt;re.d 30 days a~.'/:e~.
C '1 'I'Y E~G'I I, IEI_:R 'OATI:'
FLOODPT,AIN DEVEI~OPblI'~I,IT CIIECKI. IST
The following Items represent ;, brief outline of items required by the Cit,/ of Coppeli
In order to develop lrsa floodplait~, References are taken from Ordinaace B7390.
Reference item
Arc. 4C-2
Att mo(leis mu:;t refer to uhe ?. ,/r, 100 yr exh;th'sL,, [00 yr ultimnr(..,
and Iow flow.
Art. 4C-2(n)
Art. 4C-2(b)
Art. ,IC-2(c)
Art. 4C-2(e)
Art. 4C-2(f)
Art. ,tC-2(g)
Lowe:;t floor ,nut:t be Isigher than I'IVI'~ .,. 2' and 100 yr (UL'I?.) -,- 1'.
ExistlnL, and fully developed 100-year floodplain lfltl:gt be delineated.
I')etermlne fh'.od storage Io::.';
V. Iood levels caused by the development plu~. any nnticlpated future
developments must be legg than the tO0 yr (ULT) and tim 1980
B l: E + 1'.
Any changes in tile' floodplnin must be submitted to lr:F. MA according
to cl~eir procedures.
Must show ev;dence of all necessary permits; Local, ,,tate° and Feclernl.
Art. 5B-I,2
Art. 5B-1-2
I'.'.levntion of lowest floor of ::hnltow flooding areas mu:;t be greater
tl~i~r~ hll;he.,;t ,'tdjac(.',~t Static: .,- 2' os' ehe. ctruc, t'urc must bt'. fie)od protected.
All work taus:, be certified by a P.17.. or R.P.S.
Art. 5C-,t
The followln;/, special hock: rnu:;r be included on the plat "l;loodplnin
Development P,:rmlt Application No.___ h~u; been flied with the City
of Coppell Floodplala Administrator on , IQ__, f:loodphiin
Administrator Date.
Arr. 5C-5
A rt. 5C-6
13oundr,/'s of Floodplain nncl floodway mucc be shown on
Lowest floo,' .elevations for each. loc mu:;t be. shown ors
plan. ,,
site grading
Art. 5C-7
A. perrnp, nCl':~ bench Ill;tr}'. mu,a[ bc c.';cabllzbcd ',vlt'hin a subdlvi.,:iosl
development,
Art. 5C-8
-'^ followin{| ~:pecial no~e rnu:;t bc included on the plat.
."'the developer,, builder, seller or agent shall inform in writing, each
j'prospective buye'r or subdiv.isi6{~ lots'or property loc~k'ed'~'wlthjn special
flood hazard areas of this site that such property is in an identified
flood Iulz;trd area alld Elint all developmeri[ inugt conform
provisions; of'the 'City of COplx:ll l:loodphtin Ma{lage{nent'Otdinnnce.
'..The written notice shall be fried for record in the County deed records
and a coFy of the notice muse accompany ' the application for
development' permit."
above Items are only a b:ief checkll,.;t of item,'; need to cornPly with Ordlnnnce
B7390, a tie,ailed review o~ [~{~ Or(llnal~Ce 1~ necessary In orcler to fully untler~and
Any submittal In connection with a floodplain development must include the above Items.
This submittal must as a minima, tm also include the following:
Text describing whe~:: the basic data was obtained, what is intended, and tile
results, all tn sufficiencY: derail'so that it is fully understandable and supportable.
Exhibits must be prescr~ted that clarify data. These muet taclude:
Water surface' p:~flles, cross sections, work maps, floodplain anti floodway.
delineations for both e×istlng and improved conditions. Comparisons must
be shown betwe~:n existing and proposed conditions for velocities, water
surface elevation::° storage, and an}, oilier Impacts.
Computer models m::st be presented In detail, Not Just Input and/or summary
printouts.
July 27, 1989
MEMORANDUM
TO:
FROM:
RE:
Russell R. Doyle, P.E., City Engineer
Larry Davis, Constr'~ction Inspector
PERMITTING PROCESS ',ITY OF COPPELL'- ENGINEERING DEI~ARTMENT
1)
2)
3)
Approved Engineering Pl:~ns Required - Stamped & Signed by the City
Engineer
Approved Site. Plan for [;<cavation
Pre-Construction Confe~ < '~,¥ce With The Enoineering
Inspector Required ['rlo]' to Start of Construction
4) Excavation Permit Requir~.zd
5) Utility Construction Permit Required
6) Pavin~ Construction Per",~it Required
7) Additional Permitting May Be Required - Other
State, County and Feder<~l
8) Early Rough Grading Musl De Approved S'eDarately
LD/lsg
Construction
City Departments,
PERMTNG
CITY OF COPPELL
PUBLIC WORKS
~'~ATER UTILITIES DIVISION
FINAL PLAN REQUIREMENTS
DRC Date:
Review of:
By:
Howard Pafford,. Water Utilities Super.~ntendent
Phone
Water/San].tary_~, ewer Plans:
Please make the following adclitions and/or corrections
as marked: .
1)
Show eXisting water/sanitary sewer lines as
].ocat~"~d in tile area where they exist.
2)
Show proposed water/sanitary sewer lines.
(mini:~um sizes are 8")
3)
4)
Show proposed placement of valves, manholes,
fire hydrants, clean out, water services, and
sewer services.
Show sanitary sewer line profiles as rela'ted
to e~isting and finished grade.
5)
Show all necessary easements as 20 ft. unless
the proposed easement is located between two
lots, then 15 f't. is allowed. If any off site
easements are necessary, all documents
concerning that easement s~all be finalized
prior 'to Council approval of the final plat.
6)
If the development is anything other than
resi¢lential, the building area shall be noted
on the plans.
Per Subdivision Ordinance Section XVI, Item
"B", Page 20, the following listed fees must
be paid nine '(9) working days prior 'to CC
meeting:, water and sewer availability. . .
wate~: tap. fee. . and sewer tap fee.
Page 1/2
0)
9)
General Notes:
All Construction material will confor~n to
the City of Coppell Standard Construction
Detail and Subdivision Ordinance.
Ail construction will conform to the City
of Coppell Standard Construction Detail
and the North Central Council of
Government Standard Specifications for
Public Works Construction.
Additional Notes:
All residential service lines shall be 1"
type "k °' copper.
All materials shall be furnished by the
Contractor.
See attached requirements on water services·
'See attached requirements for "Meter
Application Standards".
All above comments must be addressed, prior to
staff's recommendation for approval of the
final plat and plans.
Provide a written response on all comments,
with explanations provided on items not
addressed as requested above.
14) - No comment.
DRC / COMMENTS/WA'i'/F I NAL
SD/HP/pd
Page 2/2
DEVELOPMENT REVIEW COMMI'PTEE
Street Department
PLAN REVIEW CHECKLIST
DRC Datez
Development:
/ /
Reviewed By~
Per Bi~dsall., Street Superintendent
Deficiencies / St?eets
A. [ ] Conforms to Thoro~ghfare Plan
B. [ ] Through Traffic D?scouraged
C. [ ] Arterial Streets i~intersect at 90 angle
D. [ ] No Half Streets
E. [ ] Street Alignments 125 feet offset minimum
F. [ ] Culdesac No Longe~' Than 600 feet with 80 foot turn around
G. [ ] Median Opening in Existing Boulevard
H. [ ] Alley Required 10~ with 15' Right-Of-Way
I. [ ] No Direct Access 'i~o Lots from Collectors or Arterial
J. [ ] Block Lengths 120!)' maximum
K. [ ] Additional Right-~)f-Way for Streets on Thoroughfare Plan
L. [ ] Escrows for Adjac,~nt Streets Intersection Radius
Major 'to Major 40''
Major to Mino~i' 30'
Major to Loca.~. 30'
Minor to Mino3~ 25'
Minor to Loca.]. 25'
Local to Loca~. 20'
M. [ ] Median Openings 4~'.0-1300 feet 100' Landscaped Area
Page 1/3
N. [ ] Opening Widths 60-120 feet
O. [ ] Left Turn Lane
Low Volume
High Volume
Signalized
Width
Transition
Reverse Curve
60 ft.
i00 ft.
h50 ft.
10.-13 ft.
9'~. 5 ft.
250 ft.
P. [ ] Median Width
14 ft.
Q. [ ] Lane Width
11-~12 ft.
R. [ ] Driveways
Commercial
Width 20-30 (15 1-way)
Right Turn. Radius' 10-20
1-Way Drive 45 angle
S. [ ] Alleys Do Not Int(~rsect major thoroughfares
T. [ '] Intersection Visi],ility
U. [ ] Pavement Thicknes~- 6" curb
V. [ ] Alleys next to wa~.l- 12" wide abut wall
W. [ ] Alleys other than Residential 24'
Industrial
20-40
25
45 angle
Deficiencies / Dr,~inage
A. [ ] Headwalls- Brick ~r Stone facing
B. [ ] Headwalls- Safety Grate
C. [ ] Storm Sewer
D. [ ] Sidewalks- AdJace~t to Walls 5' against wall
E. [ ] Erosion Protectio~
F. [ ] Channels 4:1- Con~i~rete Pilot
G. [ ] Drainage Easement
10'-Flat Bottom with Access
On Site - Off site
Page 2/3
H. [ ] Floodway . vs Drainage Easement
I. [ ] No Street Pavement Warping allowing cross street surface
drainage
Deficiencies / Miscellaneous
A. [ ] Street Light Escrow
B. [ ] Sign Assessment
C. [ ] Sidewalks at Con, on Areas
D. [ ] Barrier Free- Sidewalks and crossings
E. [ ] Pavement Markings
F. [ ] Screening Wall ? Homeowners Association
~Decific Item Description (if not self explanatory) (not llsted~_
[ ] No Comment
Any questions, please contact Per Birdsall, Street Superintendent
732 DeForest 462-8495
Page 3/3